), 0x200a00}]) 15:05:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x62070300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1033.442479][T11158] batman_adv: batadv0: Adding interface: veth1435 [ 1033.448932][T11158] batman_adv: batadv0: The MTU of interface veth1435 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1033.559972][T11158] batman_adv: batadv0: Not using interface veth1435 (retrying later): interface not active 15:05:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1033.672401][T11150] batman_adv: batadv0: Removing interface: veth1435 [ 1033.687039][T11185] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:15 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x60000000}, 0x0) 15:05:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x63070300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xfffffff0}, 0x0) [ 1034.321068][T11233] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80070300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1034.531992][T11249] batman_adv: batadv0: Adding interface: veth1437 [ 1034.543482][T11249] batman_adv: batadv0: The MTU of interface veth1437 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1034.643427][T11249] batman_adv: batadv0: Not using interface veth1437 (retrying later): interface not active 15:05:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1034.689619][T11243] __nla_validate_parse: 8 callbacks suppressed [ 1034.689643][T11243] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1034.724189][T11269] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1034.875488][T11240] batman_adv: batadv0: Removing interface: veth1437 [ 1035.052957][T11240] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1035.117999][T11249] batman_adv: batadv0: Adding interface: veth1437 [ 1035.127934][T11249] batman_adv: batadv0: The MTU of interface veth1437 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1035.176847][T11249] batman_adv: batadv0: Not using interface veth1437 (retrying later): interface not active 15:05:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x65010000}, 0x0) 15:05:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80080300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1035.231841][T11243] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xfffffffe}, 0x0) [ 1035.405105][T11311] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1035.426833][T11320] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1035.462176][T11317] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80090300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1035.630653][T11327] batman_adv: batadv0: Adding interface: veth1439 [ 1035.642848][T11327] batman_adv: batadv0: The MTU of interface veth1439 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1035.784129][T11327] batman_adv: batadv0: Not using interface veth1439 (retrying later): interface not active 15:05:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1035.878075][T11355] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1035.948705][T11317] batman_adv: batadv0: Removing interface: veth1439 [ 1036.134813][T11320] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1036.249312][T11327] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1036.342187][T11334] batman_adv: batadv0: Adding interface: veth1439 [ 1036.348640][T11334] batman_adv: batadv0: The MTU of interface veth1439 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1036.375828][T11334] batman_adv: batadv0: Not using interface veth1439 (retrying later): interface not active 15:05:17 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x65580000}, 0x0) 15:05:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800a0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x1000000000000}, 0x0) [ 1036.513576][T11404] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1036.580696][T11413] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1036.603453][T11410] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:18 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:18 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:18 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1036.724481][T11420] batman_adv: batadv0: Adding interface: veth1441 [ 1036.739258][T11420] batman_adv: batadv0: The MTU of interface veth1441 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1036.798950][T11420] batman_adv: batadv0: Not using interface veth1441 (retrying later): interface not active 15:05:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800b0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:18 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:18 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1036.987843][T11425] batman_adv: batadv0: Removing interface: veth1441 [ 1037.073984][ T29] kauditd_printk_skb: 67 callbacks suppressed [ 1037.073995][ T29] audit: type=1804 audit(1591801518.560:12087): pid=11454 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2140/bus" dev="sda1" ino=16230 res=1 [ 1037.121336][T11455] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1037.208342][ T29] audit: type=1800 audit(1591801518.560:12088): pid=11447 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16230 res=0 [ 1037.210161][T11404] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1037.311977][ T29] audit: type=1804 audit(1591801518.650:12089): pid=11462 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2157/bus" dev="sda1" ino=16380 res=1 [ 1037.410348][ T29] audit: type=1804 audit(1591801518.670:12090): pid=11463 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2153/bus" dev="sda1" ino=16382 res=1 [ 1037.435630][T11420] batman_adv: batadv0: Adding interface: veth1441 [ 1037.446989][T11420] batman_adv: batadv0: The MTU of interface veth1441 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1037.519652][ T29] audit: type=1804 audit(1591801518.670:12091): pid=11462 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2157/bus" dev="sda1" ino=16380 res=1 [ 1037.521330][T11420] batman_adv: batadv0: Not using interface veth1441 (retrying later): interface not active [ 1037.571844][ T29] audit: type=1804 audit(1591801518.740:12092): pid=11467 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2153/bus" dev="sda1" ino=16382 res=1 15:05:19 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x68000000}, 0x0) 15:05:19 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:19 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800c0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:19 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:19 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x2000000000000}, 0x0) [ 1037.639550][ T29] audit: type=1804 audit(1591801518.740:12093): pid=11463 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2153/bus" dev="sda1" ino=16382 res=1 [ 1037.762073][ T29] audit: type=1804 audit(1591801519.240:12094): pid=11492 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2154/bus" dev="sda1" ino=16367 res=1 [ 1037.823975][T11504] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:19 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1037.873411][ T29] audit: type=1804 audit(1591801519.250:12095): pid=11494 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2158/bus" dev="sda1" ino=16365 res=1 15:05:19 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:19 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1037.988090][T11508] batman_adv: batadv0: Adding interface: veth1443 [ 1038.022325][T11508] batman_adv: batadv0: The MTU of interface veth1443 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1038.070700][ T29] audit: type=1804 audit(1591801519.250:12096): pid=11498 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2154/bus" dev="sda1" ino=16367 res=1 [ 1038.128335][T11508] batman_adv: batadv0: Not using interface veth1443 (retrying later): interface not active 15:05:19 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:19 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800d0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:19 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1038.288980][T11515] batman_adv: batadv0: Removing interface: veth1443 [ 1038.415986][T11553] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1038.598877][T11508] batman_adv: batadv0: Adding interface: veth1443 [ 1038.605369][T11508] batman_adv: batadv0: The MTU of interface veth1443 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1038.637294][T11508] batman_adv: batadv0: Not using interface veth1443 (retrying later): interface not active 15:05:20 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6c000000}, 0x0) 15:05:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:20 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800e0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:20 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x4000000000000}, 0x0) 15:05:20 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x4f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1038.874463][T11592] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:20 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:20 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1039.049706][T11598] batman_adv: batadv0: Adding interface: veth1445 [ 1039.056168][T11598] batman_adv: batadv0: The MTU of interface veth1445 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:20 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1039.143717][T11598] batman_adv: batadv0: Not using interface veth1445 (retrying later): interface not active 15:05:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x800f0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1039.233466][T11601] batman_adv: batadv0: Removing interface: veth1445 [ 1039.345410][T11634] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1039.567397][T11587] batman_adv: batadv0: Adding interface: veth1445 [ 1039.574122][T11587] batman_adv: batadv0: The MTU of interface veth1445 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1039.600487][T11587] batman_adv: batadv0: Not using interface veth1445 (retrying later): interface not active 15:05:21 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x74000000}, 0x0) 15:05:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80100300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x2acacd00000000}, 0x0) [ 1039.756656][T11669] __nla_validate_parse: 9 callbacks suppressed [ 1039.756666][T11669] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1039.781524][T11663] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1040.054861][T11675] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:21 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1040.205957][T11680] batman_adv: batadv0: Adding interface: veth1447 [ 1040.216175][T11680] batman_adv: batadv0: The MTU of interface veth1447 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:21 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1040.341011][T11680] batman_adv: batadv0: Not using interface veth1447 (retrying later): interface not active [ 1040.435918][T11688] batman_adv: batadv0: Removing interface: veth1447 [ 1040.543405][T11669] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1040.636426][T11675] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1040.697917][T11680] batman_adv: batadv0: Adding interface: veth1447 [ 1040.705879][T11680] batman_adv: batadv0: The MTU of interface veth1447 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1040.731532][T11680] batman_adv: batadv0: Not using interface veth1447 (retrying later): interface not active 15:05:22 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x7a000000}, 0x0) 15:05:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80110300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:22 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xf0ffffffffffff}, 0x0) [ 1040.860067][T11753] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1040.868941][T11751] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1041.003930][T11758] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:22 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80120300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1041.127194][T11764] batman_adv: batadv0: Adding interface: veth1449 [ 1041.143499][T11764] batman_adv: batadv0: The MTU of interface veth1449 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1041.253384][T11764] batman_adv: batadv0: Not using interface veth1449 (retrying later): interface not active 15:05:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1041.432908][T11796] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1041.527534][T11775] batman_adv: batadv0: Removing interface: veth1449 [ 1041.651221][T11753] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1041.815026][T11758] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1041.938921][T11764] batman_adv: batadv0: Adding interface: veth1449 [ 1041.945389][T11764] batman_adv: batadv0: The MTU of interface veth1449 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1041.979388][T11764] batman_adv: batadv0: Not using interface veth1449 (retrying later): interface not active 15:05:23 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x81000000}, 0x0) 15:05:23 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80130300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:23 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:23 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x100000000000000}, 0x0) [ 1042.146123][T11846] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1042.181854][ T29] kauditd_printk_skb: 69 callbacks suppressed [ 1042.181867][ T29] audit: type=1804 audit(1591801523.671:12166): pid=11847 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2165/bus" dev="sda1" ino=16248 res=1 [ 1042.264614][T11851] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1042.269380][T11853] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1042.281625][ T29] audit: type=1804 audit(1591801523.701:12167): pid=11850 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2170/bus" dev="sda1" ino=16259 res=1 [ 1042.307308][ T29] audit: type=1804 audit(1591801523.731:12168): pid=11849 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2151/bus" dev="sda1" ino=16305 res=1 [ 1042.334564][ T29] audit: type=1804 audit(1591801523.741:12169): pid=11858 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2165/bus" dev="sda1" ino=16248 res=1 [ 1042.366388][ T29] audit: type=1804 audit(1591801523.751:12170): pid=11850 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2170/bus" dev="sda1" ino=16259 res=1 15:05:23 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1042.410437][ T29] audit: type=1804 audit(1591801523.821:12171): pid=11866 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2151/bus" dev="sda1" ino=16305 res=1 15:05:24 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1042.466950][ T29] audit: type=1800 audit(1591801523.821:12172): pid=11849 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16305 res=0 15:05:24 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1042.521122][T11864] batman_adv: batadv0: Adding interface: veth1451 [ 1042.527569][T11864] batman_adv: batadv0: The MTU of interface veth1451 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1042.597074][ T29] audit: type=1804 audit(1591801524.081:12173): pid=11883 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2166/bus" dev="sda1" ino=16337 res=1 [ 1042.632356][T11864] batman_adv: batadv0: Not using interface veth1451 (retrying later): interface not active [ 1042.685552][ T29] audit: type=1804 audit(1591801524.111:12174): pid=11885 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2171/bus" dev="sda1" ino=16382 res=1 15:05:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80140300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:24 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1042.730983][T11871] batman_adv: batadv0: Removing interface: veth1451 15:05:24 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1042.794952][ T29] audit: type=1804 audit(1591801524.121:12175): pid=11884 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2152/bus" dev="sda1" ino=16383 res=1 [ 1042.883376][T11901] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1043.115780][T11864] batman_adv: batadv0: Adding interface: veth1451 [ 1043.125822][T11864] batman_adv: batadv0: The MTU of interface veth1451 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1043.193970][T11864] batman_adv: batadv0: Not using interface veth1451 (retrying later): interface not active 15:05:24 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x88a8ffff}, 0x0) 15:05:24 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:24 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x200000000000000}, 0x0) 15:05:24 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80150300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:24 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1043.396932][T11933] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:25 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:25 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:25 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80160300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:25 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1043.851887][T11952] batman_adv: batadv0: Adding interface: veth1453 [ 1043.870143][T11981] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1043.872538][T11952] batman_adv: batadv0: The MTU of interface veth1453 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1043.968253][T11952] batman_adv: batadv0: Not using interface veth1453 (retrying later): interface not active 15:05:25 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1044.072900][T11964] batman_adv: batadv0: Removing interface: veth1453 [ 1044.395959][T11952] batman_adv: batadv0: Adding interface: veth1453 [ 1044.404788][T11952] batman_adv: batadv0: The MTU of interface veth1453 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1044.510351][T11952] batman_adv: batadv0: Not using interface veth1453 (retrying later): interface not active 15:05:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80170300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x300000000000000}, 0x0) 15:05:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x92dd1be8}, 0x0) 15:05:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1044.765329][T12034] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1044.804769][T12033] __nla_validate_parse: 7 callbacks suppressed [ 1044.804779][T12033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.024057][T12046] batman_adv: batadv0: Adding interface: veth1455 [ 1045.038421][T12046] batman_adv: batadv0: The MTU of interface veth1455 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.116036][T12046] batman_adv: batadv0: Not using interface veth1455 (retrying later): interface not active 15:05:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80180300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.270781][T12050] batman_adv: batadv0: Removing interface: veth1455 15:05:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.437857][T12023] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1045.458852][T12086] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x400000000000000}, 0x0) [ 1045.532697][T12033] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:27 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.652950][T12104] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1045.740086][T12046] batman_adv: batadv0: Adding interface: veth1455 [ 1045.758217][T12046] batman_adv: batadv0: The MTU of interface veth1455 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1045.786002][T12046] batman_adv: batadv0: Not using interface veth1455 (retrying later): interface not active 15:05:27 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x9effffff}, 0x0) 15:05:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x80190300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:27 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:27 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:27 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1045.956348][T12140] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1046.076980][T12150] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1046.077379][T12146] batman_adv: batadv0: Adding interface: veth1457 [ 1046.090433][T12146] batman_adv: batadv0: The MTU of interface veth1457 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:27 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1046.156644][T12146] batman_adv: batadv0: Not using interface veth1457 (retrying later): interface not active 15:05:27 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xea00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:27 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1046.275318][T12140] batman_adv: batadv0: Removing interface: veth1457 15:05:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x801a0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1046.408470][T12104] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:27 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xea01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x500000000000000}, 0x0) 15:05:28 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1046.665217][T12140] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1046.674976][T12188] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1046.747708][T12146] batman_adv: batadv0: Adding interface: veth1457 [ 1046.764726][T12146] batman_adv: batadv0: The MTU of interface veth1457 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1046.879922][T12146] batman_adv: batadv0: Not using interface veth1457 (retrying later): interface not active [ 1046.972804][T12203] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:28 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xeb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:28 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x801b0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:28 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xa9df1828}, 0x0) 15:05:28 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1047.190615][ T29] kauditd_printk_skb: 73 callbacks suppressed [ 1047.190629][ T29] audit: type=1804 audit(1591801528.681:12249): pid=12223 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2183/bus" dev="sda1" ino=16384 res=1 [ 1047.241211][T12232] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1047.250602][T12227] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x801c0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:28 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:28 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xeb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:28 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1047.428609][T12240] batman_adv: batadv0: Adding interface: veth1459 [ 1047.435065][T12240] batman_adv: batadv0: The MTU of interface veth1459 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1047.440121][ T29] audit: type=1804 audit(1591801528.751:12250): pid=12242 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2175/bus" dev="sda1" ino=16383 res=1 [ 1047.535207][T12240] batman_adv: batadv0: Not using interface veth1459 (retrying later): interface not active [ 1047.583232][T12262] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1047.593956][ T29] audit: type=1804 audit(1591801528.981:12251): pid=12254 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2164/bus" dev="sda1" ino=16371 res=1 [ 1047.656332][ T29] audit: type=1804 audit(1591801529.041:12252): pid=12261 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2176/bus" dev="sda1" ino=16381 res=1 [ 1047.665230][T12248] batman_adv: batadv0: Removing interface: veth1459 15:05:29 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1047.820739][ T29] audit: type=1804 audit(1591801529.041:12253): pid=12263 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2164/bus" dev="sda1" ino=16371 res=1 [ 1047.853471][T12203] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1047.919036][ T29] audit: type=1800 audit(1591801529.051:12254): pid=12254 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16371 res=0 [ 1047.983057][ T29] audit: type=1804 audit(1591801529.071:12255): pid=12260 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2184/bus" dev="sda1" ino=16379 res=1 [ 1048.031805][ T29] audit: type=1804 audit(1591801529.071:12256): pid=12265 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2176/bus" dev="sda1" ino=16381 res=1 [ 1048.043188][T12227] batman_adv: batadv0: Adding interface: veth1459 [ 1048.076741][ T29] audit: type=1804 audit(1591801529.081:12257): pid=12260 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2184/bus" dev="sda1" ino=16379 res=1 [ 1048.077358][T12227] batman_adv: batadv0: The MTU of interface veth1459 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1048.170746][ T29] audit: type=1804 audit(1591801529.311:12258): pid=12278 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2165/bus" dev="sda1" ino=16269 res=1 [ 1048.177360][T12227] batman_adv: batadv0: Not using interface veth1459 (retrying later): interface not active 15:05:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x600000000000000}, 0x0) 15:05:29 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:29 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xec00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x801d0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:29 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:29 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xe81bdd92}, 0x0) [ 1048.372801][T12305] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:30 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xec01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x801e0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1048.736234][T12324] batman_adv: batadv0: Adding interface: veth1461 [ 1048.755634][T12324] batman_adv: batadv0: The MTU of interface veth1461 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:30 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xed00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1048.825018][T12324] batman_adv: batadv0: Not using interface veth1461 (retrying later): interface not active [ 1048.846719][T12351] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1048.896608][T12330] batman_adv: batadv0: Removing interface: veth1461 15:05:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x700000000000000}, 0x0) 15:05:30 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0000001}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:30 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xed01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1049.276378][T12324] batman_adv: batadv0: Adding interface: veth1461 [ 1049.315324][T12324] batman_adv: batadv0: The MTU of interface veth1461 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1049.354667][T12392] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1049.407295][T12324] batman_adv: batadv0: Not using interface veth1461 (retrying later): interface not active 15:05:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xf0ffffff}, 0x0) 15:05:31 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xee00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0070300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:31 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:31 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1049.756673][T12425] batman_adv: batadv0: Adding interface: veth1463 [ 1049.764911][T12425] batman_adv: batadv0: The MTU of interface veth1463 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1049.799693][T12422] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xee01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1049.901284][T12425] batman_adv: batadv0: Not using interface veth1463 (retrying later): interface not active [ 1049.981087][T12435] batman_adv: batadv0: Removing interface: veth1463 [ 1050.181618][T12394] __nla_validate_parse: 7 callbacks suppressed [ 1050.181629][T12394] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:31 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x800000000000000}, 0x0) 15:05:31 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0080300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xef00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1050.421857][T12416] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1050.528992][T12470] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1050.584232][T12467] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:32 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xef01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1050.708366][T12425] batman_adv: batadv0: Adding interface: veth1463 [ 1050.714822][T12425] batman_adv: batadv0: The MTU of interface veth1463 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1050.837103][T12425] batman_adv: batadv0: Not using interface veth1463 (retrying later): interface not active 15:05:32 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfeffffff}, 0x0) 15:05:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0090300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:32 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:32 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:32 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1051.073244][T12509] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1051.108201][T12516] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:32 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00a0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1051.243298][T12522] batman_adv: batadv0: Adding interface: veth1465 [ 1051.264034][T12522] batman_adv: batadv0: The MTU of interface veth1465 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1051.353803][T12522] batman_adv: batadv0: Not using interface veth1465 (retrying later): interface not active [ 1051.399810][T12467] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1051.443799][T12538] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1051.551015][T12516] batman_adv: batadv0: Removing interface: veth1465 15:05:33 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x900000000000000}, 0x0) 15:05:33 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00b0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1051.776535][T12567] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1051.888300][T12574] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1051.961022][T12527] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1052.059657][T12516] batman_adv: batadv0: Adding interface: veth1465 [ 1052.066138][T12516] batman_adv: batadv0: The MTU of interface veth1465 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1052.136863][T12516] batman_adv: batadv0: Not using interface veth1465 (retrying later): interface not active 15:05:33 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffa888}, 0x0) 15:05:33 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00c0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1052.265290][T12567] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1052.333816][ T29] kauditd_printk_skb: 58 callbacks suppressed [ 1052.333830][ T29] audit: type=1804 audit(1591801533.812:12317): pid=12603 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2195/bus" dev="sda1" ino=16378 res=1 [ 1052.408414][T12615] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1052.415195][T12610] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1052.458990][ T29] audit: type=1804 audit(1591801533.872:12318): pid=12617 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2187/bus" dev="sda1" ino=16380 res=1 15:05:34 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xa00000000000000}, 0x0) [ 1052.531746][ T29] audit: type=1804 audit(1591801533.872:12319): pid=12608 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2172/bus" dev="sda1" ino=16383 res=1 15:05:34 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:34 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:34 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1052.612069][T12620] batman_adv: batadv0: Adding interface: veth1467 [ 1052.631543][ T29] audit: type=1804 audit(1591801533.882:12320): pid=12603 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2195/bus" dev="sda1" ino=16378 res=1 [ 1052.635151][T12620] batman_adv: batadv0: The MTU of interface veth1467 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1052.701699][ T29] audit: type=1804 audit(1591801533.912:12321): pid=12619 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2187/bus" dev="sda1" ino=16380 res=1 [ 1052.794336][T12620] batman_adv: batadv0: Not using interface veth1467 (retrying later): interface not active [ 1052.824410][ T29] audit: type=1804 audit(1591801533.922:12322): pid=12621 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2172/bus" dev="sda1" ino=16383 res=1 15:05:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00d0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:34 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1052.900152][T12626] batman_adv: batadv0: Removing interface: veth1467 15:05:34 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x5f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1053.008131][ T29] audit: type=1804 audit(1591801534.222:12323): pid=12632 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2196/bus" dev="sda1" ino=16282 res=1 [ 1053.033465][T12631] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1053.114421][T12659] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1053.203966][ T29] audit: type=1804 audit(1591801534.242:12324): pid=12632 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2196/bus" dev="sda1" ino=16282 res=1 [ 1053.295653][ T29] audit: type=1804 audit(1591801534.292:12325): pid=12640 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2173/bus" dev="sda1" ino=16369 res=1 [ 1053.331519][ T29] audit: type=1804 audit(1591801534.302:12326): pid=12638 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2188/bus" dev="sda1" ino=16370 res=1 [ 1053.445982][T12620] batman_adv: batadv0: Adding interface: veth1467 [ 1053.457720][T12620] batman_adv: batadv0: The MTU of interface veth1467 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1053.568335][T12620] batman_adv: batadv0: Not using interface veth1467 (retrying later): interface not active 15:05:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfffff000}, 0x0) 15:05:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00e0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:35 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xc00000000000000}, 0x0) [ 1053.821193][T12697] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1054.027718][T12710] batman_adv: batadv0: Adding interface: veth1469 [ 1054.034196][T12710] batman_adv: batadv0: The MTU of interface veth1469 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1054.142998][T12710] batman_adv: batadv0: Not using interface veth1469 (retrying later): interface not active [ 1054.294022][T12714] batman_adv: batadv0: Removing interface: veth1469 15:05:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1054.700108][T12703] batman_adv: batadv0: Adding interface: veth1469 [ 1054.711136][T12703] batman_adv: batadv0: The MTU of interface veth1469 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1054.740521][T12703] batman_adv: batadv0: Not using interface veth1469 (retrying later): interface not active 15:05:36 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffff7f}, 0x0) 15:05:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc00f0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:36 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:36 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:36 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:36 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xe00000000000000}, 0x0) [ 1054.928172][T12784] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0100300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1055.036913][T12797] batman_adv: batadv0: Adding interface: veth1471 [ 1055.043359][T12797] batman_adv: batadv0: The MTU of interface veth1471 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1055.145727][T12797] batman_adv: batadv0: Not using interface veth1471 (retrying later): interface not active [ 1055.160490][T12808] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:36 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:36 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:36 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1055.242084][T12802] __nla_validate_parse: 7 callbacks suppressed [ 1055.242095][T12802] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0110300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1055.457842][T12805] batman_adv: batadv0: Removing interface: veth1471 15:05:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf4ffffff00000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1055.641517][T12845] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1055.691730][T12797] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:37 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffff9e}, 0x0) 15:05:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0120300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1055.811461][T12802] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1055.972461][T12880] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1055.992257][T12877] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1056.066918][T12884] batman_adv: batadv0: Adding interface: veth1473 [ 1056.073468][T12884] batman_adv: batadv0: The MTU of interface veth1473 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1056.103477][T12884] batman_adv: batadv0: Not using interface veth1473 (retrying later): interface not active 15:05:37 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x1000000000000000}, 0x0) 15:05:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0130300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1056.224415][T12884] batman_adv: batadv0: Removing interface: veth1473 [ 1056.355640][T12896] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1056.415087][T12906] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1056.680742][T12880] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1056.783747][T12884] batman_adv: batadv0: Adding interface: veth1473 [ 1056.790724][T12884] batman_adv: batadv0: The MTU of interface veth1473 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1056.818379][T12884] batman_adv: batadv0: Not using interface veth1473 (retrying later): interface not active 15:05:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfffffff0}, 0x0) 15:05:38 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0140300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1056.860683][T12896] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:38 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x1f00000000000000}, 0x0) [ 1057.027194][T12960] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1057.030276][T12964] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:38 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1057.177064][T12970] batman_adv: batadv0: Adding interface: veth1475 [ 1057.183523][T12970] batman_adv: batadv0: The MTU of interface veth1475 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1057.327514][T12970] batman_adv: batadv0: Not using interface veth1475 (retrying later): interface not active [ 1057.338947][ T29] kauditd_printk_skb: 65 callbacks suppressed [ 1057.338962][ T29] audit: type=1804 audit(1591801538.833:12392): pid=12991 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2198/bus" dev="sda1" ino=16280 res=1 15:05:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0150300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1057.446277][T12976] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1057.468450][ T29] audit: type=1804 audit(1591801538.953:12393): pid=12994 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2184/bus" dev="sda1" ino=15985 res=1 [ 1057.563363][ T29] audit: type=1804 audit(1591801539.003:12394): pid=12997 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2184/bus" dev="sda1" ino=15985 res=1 [ 1057.589217][T12977] batman_adv: batadv0: Removing interface: veth1475 [ 1057.692729][T13010] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1057.737894][ T29] audit: type=1804 audit(1591801539.073:12395): pid=13001 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2209/bus" dev="sda1" ino=16250 res=1 [ 1057.876353][T12960] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1057.887366][ T29] audit: type=1804 audit(1591801539.083:12396): pid=13001 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2209/bus" dev="sda1" ino=16250 res=1 [ 1057.957798][T12970] batman_adv: batadv0: Adding interface: veth1475 [ 1057.964251][T12970] batman_adv: batadv0: The MTU of interface veth1475 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1057.992623][T12970] batman_adv: batadv0: Not using interface veth1475 (retrying later): interface not active 15:05:39 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfffffffe}, 0x0) 15:05:39 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:39 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:39 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0160300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:39 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x2000000000000000}, 0x0) [ 1058.275943][ T29] audit: type=1804 audit(1591801539.753:12397): pid=13044 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2199/bus" dev="sda1" ino=16260 res=1 [ 1058.322001][T13045] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1058.388549][T13060] batman_adv: batadv0: Adding interface: veth1477 [ 1058.390444][ T29] audit: type=1804 audit(1591801539.783:12398): pid=13049 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2185/bus" dev="sda1" ino=16280 res=1 [ 1058.421423][ T29] audit: type=1804 audit(1591801539.803:12399): pid=13046 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2210/bus" dev="sda1" ino=16296 res=1 [ 1058.436827][T13060] batman_adv: batadv0: The MTU of interface veth1477 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:40 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1058.447145][ T29] audit: type=1804 audit(1591801539.823:12400): pid=13052 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2185/bus" dev="sda1" ino=16280 res=1 [ 1058.499528][ T29] audit: type=1804 audit(1591801539.833:12401): pid=13053 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2199/bus" dev="sda1" ino=16260 res=1 15:05:40 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1058.650703][T13060] batman_adv: batadv0: Not using interface veth1477 (retrying later): interface not active 15:05:40 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1058.870681][T13065] batman_adv: batadv0: Removing interface: veth1477 [ 1059.212276][T13060] batman_adv: batadv0: Adding interface: veth1477 [ 1059.226025][T13060] batman_adv: batadv0: The MTU of interface veth1477 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1059.279476][T13060] batman_adv: batadv0: Not using interface veth1477 (retrying later): interface not active 15:05:40 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x1000000000000}, 0x0) 15:05:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0170300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:40 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xf901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:40 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x3f00000000000000}, 0x0) [ 1059.454243][T13132] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:41 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfa00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1059.604656][T13143] batman_adv: batadv0: Adding interface: veth1479 [ 1059.616188][T13143] batman_adv: batadv0: The MTU of interface veth1479 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:41 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1059.716028][T13143] batman_adv: batadv0: Not using interface veth1479 (retrying later): interface not active 15:05:41 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0180300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:41 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfa01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1059.966732][T13158] batman_adv: batadv0: Removing interface: veth1479 [ 1060.046198][T13181] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:41 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1060.304026][T13143] __nla_validate_parse: 8 callbacks suppressed [ 1060.304035][T13143] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1060.415303][T13137] batman_adv: batadv0: Adding interface: veth1479 [ 1060.422872][T13137] batman_adv: batadv0: The MTU of interface veth1479 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1060.451711][T13137] batman_adv: batadv0: Not using interface veth1479 (retrying later): interface not active 15:05:41 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x2000000000000}, 0x0) 15:05:41 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:41 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc0190300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:41 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x4000000000000000}, 0x0) 15:05:42 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1060.565209][T13222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1060.634914][T13230] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1060.704223][T13228] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc01a0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:42 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:42 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1060.987444][T13236] batman_adv: batadv0: Adding interface: veth1481 [ 1060.993905][T13236] batman_adv: batadv0: The MTU of interface veth1481 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1061.036600][T13267] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:42 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1061.107053][T13236] batman_adv: batadv0: Not using interface veth1481 (retrying later): interface not active 15:05:42 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1061.230656][T13247] batman_adv: batadv0: Removing interface: veth1481 15:05:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc01b0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1061.467372][T13222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1061.483591][T13289] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1061.545610][T13228] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1061.627811][T13236] batman_adv: batadv0: Adding interface: veth1481 [ 1061.634261][T13236] batman_adv: batadv0: The MTU of interface veth1481 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1061.663066][T13236] batman_adv: batadv0: Not using interface veth1481 (retrying later): interface not active 15:05:43 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x4000000000000}, 0x0) 15:05:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:43 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x4800000000000000}, 0x0) 15:05:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc01c0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1061.871323][T13315] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1061.885837][T13316] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1062.197226][T13322] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc01d0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1062.353266][T13332] batman_adv: batadv0: Adding interface: veth1483 [ 1062.378350][T13332] batman_adv: batadv0: The MTU of interface veth1483 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1062.383591][ T29] kauditd_printk_skb: 62 callbacks suppressed [ 1062.383604][ T29] audit: type=1804 audit(1591801543.863:12464): pid=13364 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2209/bus" dev="sda1" ino=15761 res=1 [ 1062.501039][T13332] batman_adv: batadv0: Not using interface veth1483 (retrying later): interface not active [ 1062.562308][ T29] audit: type=1804 audit(1591801543.953:12465): pid=13368 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2209/bus" dev="sda1" ino=15761 res=1 [ 1062.600638][T13373] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1062.685763][T13338] batman_adv: batadv0: Removing interface: veth1483 [ 1062.737412][T13315] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1062.748899][ T29] audit: type=1804 audit(1591801543.993:12466): pid=13369 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2221/bus" dev="sda1" ino=16314 res=1 [ 1062.829411][T13332] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1062.832561][ T29] audit: type=1804 audit(1591801544.023:12467): pid=13369 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2221/bus" dev="sda1" ino=16314 res=1 [ 1062.900630][T13322] batman_adv: batadv0: Adding interface: veth1483 [ 1062.916085][T13322] batman_adv: batadv0: The MTU of interface veth1483 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1062.965532][T13322] batman_adv: batadv0: Not using interface veth1483 (retrying later): interface not active 15:05:44 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xf0ffffffffffff}, 0x0) 15:05:44 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:44 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:44 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfe00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xc01e0300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x4c00000000000000}, 0x0) [ 1063.202508][T13408] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1063.221333][T13412] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1063.238081][ T29] audit: type=1804 audit(1591801544.723:12468): pid=13409 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2210/bus" dev="sda1" ino=16325 res=1 [ 1063.406189][ T29] audit: type=1804 audit(1591801544.773:12469): pid=13417 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2194/bus" dev="sda1" ino=16330 res=1 15:05:44 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfe01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1063.516591][ T29] audit: type=1800 audit(1591801544.773:12470): pid=13417 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="bus" dev="sda1" ino=16330 res=0 [ 1063.561551][T13420] batman_adv: batadv0: Adding interface: veth1485 [ 1063.576020][T13420] batman_adv: batadv0: The MTU of interface veth1485 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1063.636986][ T29] audit: type=1804 audit(1591801544.793:12471): pid=13414 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2194/bus" dev="sda1" ino=16330 res=1 [ 1063.690036][T13420] batman_adv: batadv0: Not using interface veth1485 (retrying later): interface not active [ 1063.717180][ T29] audit: type=1804 audit(1591801544.793:12472): pid=13413 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2222/bus" dev="sda1" ino=16329 res=1 15:05:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xf0330200}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xfeffffff00000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1063.873209][ T29] audit: type=1804 audit(1591801544.803:12473): pid=13422 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2210/bus" dev="sda1" ino=16325 res=1 [ 1063.925957][T13429] batman_adv: batadv0: Removing interface: veth1485 15:05:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xff00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1064.112290][T13469] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:45 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x100000000000000}, 0x0) 15:05:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:45 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xfe090300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:45 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x6000000000000000}, 0x0) 15:05:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xff01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1064.670129][T13515] EXT4-fs (loop3): VFS: Can't find ext4 filesystem 15:05:46 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xffefffffff7f0000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1064.770373][T13523] batman_adv: batadv0: Adding interface: veth1487 [ 1064.780499][T13523] batman_adv: batadv0: The MTU of interface veth1487 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1064.880112][T13523] batman_adv: batadv0: Not using interface veth1487 (retrying later): interface not active 15:05:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xff090300}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1064.994651][T13535] batman_adv: batadv0: Removing interface: veth1487 15:05:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xffffffff00000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1065.120052][T13553] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1065.320183][T13514] __nla_validate_parse: 6 callbacks suppressed [ 1065.320193][T13514] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:46 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x200000000000000}, 0x0) 15:05:46 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:46 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x6082b8bc00000000}, 0x0) 15:05:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0xffffffffc0000001}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xffffffffff600000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1065.533229][T13587] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1065.546270][T13592] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:47 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1065.900494][T13605] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1066.029752][T13608] batman_adv: batadv0: Adding interface: veth1489 [ 1066.044930][T13608] batman_adv: batadv0: The MTU of interface veth1489 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1066.079968][T13635] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1066.128662][T13608] batman_adv: batadv0: Not using interface veth1489 (retrying later): interface not active [ 1066.149891][T13635] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:47 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1066.303291][T13617] batman_adv: batadv0: Removing interface: veth1489 [ 1066.367538][T13592] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1066.539563][T13605] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1066.688962][T13608] batman_adv: batadv0: Adding interface: veth1489 [ 1066.699079][T13608] batman_adv: batadv0: The MTU of interface veth1489 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1066.775961][T13608] batman_adv: batadv0: Not using interface veth1489 (retrying later): interface not active 15:05:48 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x300000000000000}, 0x0) 15:05:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x3, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:48 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:48 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:48 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x6558000000000000}, 0x0) [ 1066.950246][T13685] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1067.031886][T13695] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1067.053442][T13689] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1067.093139][T13695] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:48 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:48 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1067.249110][T13700] batman_adv: batadv0: Adding interface: veth1491 [ 1067.260390][T13700] batman_adv: batadv0: The MTU of interface veth1491 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1067.374151][T13700] batman_adv: batadv0: Not using interface veth1491 (retrying later): interface not active [ 1067.387318][ T29] kauditd_printk_skb: 65 callbacks suppressed [ 1067.387328][ T29] audit: type=1800 audit(1591801548.874:12539): pid=13716 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16350 res=0 15:05:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1067.445244][ T29] audit: type=1804 audit(1591801548.874:12540): pid=13719 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2231/bus" dev="sda1" ino=16350 res=1 15:05:49 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:49 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x6f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1067.565200][ T29] audit: type=1804 audit(1591801549.044:12541): pid=13736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2203/bus" dev="sda1" ino=15771 res=1 [ 1067.573162][T13707] batman_adv: batadv0: Removing interface: veth1491 [ 1067.647289][ T29] audit: type=1804 audit(1591801549.084:12542): pid=13736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2203/bus" dev="sda1" ino=15771 res=1 [ 1067.736312][T13692] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1067.758241][ T29] audit: type=1804 audit(1591801549.154:12543): pid=13742 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2232/bus" dev="sda1" ino=16352 res=1 [ 1067.845542][ T29] audit: type=1804 audit(1591801549.234:12544): pid=13746 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2221/bus" dev="sda1" ino=16383 res=1 [ 1067.873353][ T29] audit: type=1804 audit(1591801549.294:12545): pid=13754 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2221/bus" dev="sda1" ino=16383 res=1 [ 1067.888175][T13700] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1067.899165][ T29] audit: type=1800 audit(1591801549.314:12546): pid=13746 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.1" name="bus" dev="sda1" ino=16383 res=0 [ 1067.991862][T13689] batman_adv: batadv0: Adding interface: veth1491 [ 1068.005037][T13689] batman_adv: batadv0: The MTU of interface veth1491 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1068.053141][T13689] batman_adv: batadv0: Not using interface veth1491 (retrying later): interface not active 15:05:49 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x400000000000000}, 0x0) 15:05:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:49 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:49 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:49 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:49 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x6800000000000000}, 0x0) [ 1068.330351][ T29] audit: type=1804 audit(1591801549.814:12547): pid=13778 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2233/bus" dev="sda1" ino=16351 res=1 [ 1068.334467][T13777] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1068.381330][ T29] audit: type=1804 audit(1591801549.814:12548): pid=13775 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2222/bus" dev="sda1" ino=16345 res=1 [ 1068.386430][T13782] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1068.492987][T13777] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1068.709884][T13792] batman_adv: batadv0: Adding interface: veth1493 [ 1068.718014][T13792] batman_adv: batadv0: The MTU of interface veth1493 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1068.815745][T13792] batman_adv: batadv0: Not using interface veth1493 (retrying later): interface not active 15:05:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1068.940255][T13802] batman_adv: batadv0: Removing interface: veth1493 [ 1069.301418][T13786] batman_adv: batadv0: Adding interface: veth1493 [ 1069.309360][T13786] batman_adv: batadv0: The MTU of interface veth1493 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1069.365891][T13786] batman_adv: batadv0: Not using interface veth1493 (retrying later): interface not active 15:05:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x500000000000000}, 0x0) 15:05:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x5, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:50 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x6c00000000000000}, 0x0) [ 1069.605054][T13875] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1069.632520][T13875] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:51 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:51 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:51 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1069.735915][T13881] batman_adv: batadv0: Adding interface: veth1495 [ 1069.742381][T13881] batman_adv: batadv0: The MTU of interface veth1495 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1069.892381][T13881] batman_adv: batadv0: Not using interface veth1495 (retrying later): interface not active 15:05:51 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:51 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1070.056953][T13891] batman_adv: batadv0: Removing interface: veth1495 [ 1070.193111][T13921] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1070.229506][T13921] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1070.389821][T13870] __nla_validate_parse: 6 callbacks suppressed [ 1070.389831][T13870] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1070.480615][T13881] batman_adv: batadv0: Adding interface: veth1495 [ 1070.491691][T13881] batman_adv: batadv0: The MTU of interface veth1495 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1070.545575][T13881] batman_adv: batadv0: Not using interface veth1495 (retrying later): interface not active 15:05:52 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x600000000000000}, 0x0) 15:05:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x7400000000000000}, 0x0) [ 1070.714819][T13948] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1070.726047][T13947] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1070.774114][T13947] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1070.775978][T13953] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:52 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1070.966228][T13960] batman_adv: batadv0: Adding interface: veth1497 [ 1070.972801][T13960] batman_adv: batadv0: The MTU of interface veth1497 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1071.078225][T13960] batman_adv: batadv0: Not using interface veth1497 (retrying later): interface not active 15:05:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x8, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1071.263503][T13969] batman_adv: batadv0: Removing interface: veth1497 [ 1071.383620][T14005] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1071.398101][T14005] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1071.486602][T13948] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1071.604246][T13953] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:53 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x700000000000000}, 0x0) 15:05:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x9, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:53 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:53 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x7a00000000000000}, 0x0) [ 1071.822933][T14036] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1071.857537][T14033] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1071.925605][T14033] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:53 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1072.039394][T14038] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1072.206855][T14044] batman_adv: batadv0: Adding interface: veth1499 [ 1072.213308][T14044] batman_adv: batadv0: The MTU of interface veth1499 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:05:53 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1072.345338][T14044] batman_adv: batadv0: Not using interface veth1499 (retrying later): interface not active 15:05:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1072.489689][ T29] kauditd_printk_skb: 61 callbacks suppressed [ 1072.489703][ T29] audit: type=1804 audit(1591801553.974:12610): pid=14082 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2233/bus" dev="sda1" ino=16372 res=1 [ 1072.536042][T14052] batman_adv: batadv0: Removing interface: veth1499 [ 1072.611116][T14036] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1072.645831][ T29] audit: type=1804 audit(1591801553.984:12611): pid=14087 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2233/bus" dev="sda1" ino=16372 res=1 [ 1072.765895][ T29] audit: type=1804 audit(1591801554.014:12612): pid=14083 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2243/bus" dev="sda1" ino=16373 res=1 [ 1072.805514][T14038] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1072.863384][T14044] batman_adv: batadv0: Adding interface: veth1499 [ 1072.872234][ T29] audit: type=1804 audit(1591801554.044:12613): pid=14083 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2243/bus" dev="sda1" ino=16373 res=1 [ 1072.904583][T14044] batman_adv: batadv0: The MTU of interface veth1499 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1072.967274][ T29] audit: type=1804 audit(1591801554.095:12614): pid=14094 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2214/bus" dev="sda1" ino=16375 res=1 [ 1072.967911][T14044] batman_adv: batadv0: Not using interface veth1499 (retrying later): interface not active [ 1073.033843][ T29] audit: type=1804 audit(1591801554.125:12615): pid=14097 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2214/bus" dev="sda1" ino=16375 res=1 15:05:54 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x800000000000000}, 0x0) 15:05:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xa, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:54 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:54 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:54 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:54 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x8100000000000000}, 0x0) [ 1073.343009][T14126] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1073.352543][ T29] audit: type=1804 audit(1591801554.825:12616): pid=14124 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2215/bus" dev="sda1" ino=16380 res=1 [ 1073.407580][T14123] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1073.462902][T14123] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1073.509496][ T29] audit: type=1804 audit(1591801554.845:12617): pid=14125 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2244/bus" dev="sda1" ino=16382 res=1 15:05:55 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x10, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1073.658706][ T29] audit: type=1804 audit(1591801554.875:12618): pid=14132 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2234/bus" dev="sda1" ino=16384 res=1 [ 1073.773948][ T29] audit: type=1800 audit(1591801554.875:12619): pid=14132 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=16384 res=0 [ 1073.781516][T14134] batman_adv: batadv0: Adding interface: veth1501 [ 1073.800567][T14134] batman_adv: batadv0: The MTU of interface veth1501 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1073.837260][T14134] batman_adv: batadv0: Not using interface veth1501 (retrying later): interface not active 15:05:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:55 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x11, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1074.002398][T14139] batman_adv: batadv0: Removing interface: veth1501 15:05:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xc, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1074.359344][T14134] batman_adv: batadv0: Adding interface: veth1501 [ 1074.370731][T14134] batman_adv: batadv0: The MTU of interface veth1501 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1074.441648][T14198] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1074.524255][T14198] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1074.562960][T14134] batman_adv: batadv0: Not using interface veth1501 (retrying later): interface not active 15:05:56 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x900000000000000}, 0x0) 15:05:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x12, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x88a8ffff00000000}, 0x0) 15:05:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xd, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1074.936464][T14222] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1075.025264][T14222] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x13, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1075.192152][T14227] batman_adv: batadv0: Adding interface: veth1503 [ 1075.211954][T14227] batman_adv: batadv0: The MTU of interface veth1503 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1075.258387][T14227] batman_adv: batadv0: Not using interface veth1503 (retrying later): interface not active [ 1075.337611][T14218] batman_adv: batadv0: Removing interface: veth1503 15:05:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x14, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1075.542931][T14213] __nla_validate_parse: 5 callbacks suppressed [ 1075.542941][T14213] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1075.697839][T14227] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1075.798245][T14232] batman_adv: batadv0: Adding interface: veth1503 [ 1075.817757][T14232] batman_adv: batadv0: The MTU of interface veth1503 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1075.860265][T14232] batman_adv: batadv0: Not using interface veth1503 (retrying later): interface not active 15:05:57 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xa00000000000000}, 0x0) 15:05:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x10, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:05:57 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x15, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:57 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x92dd1be800000000}, 0x0) 15:05:57 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1075.994997][T14303] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1076.028883][T14301] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1076.041859][T14301] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1076.078037][T14306] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:57 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1076.143776][T14315] batman_adv: batadv0: Adding interface: veth1505 [ 1076.151733][T14315] batman_adv: batadv0: The MTU of interface veth1505 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1076.181480][T14315] batman_adv: batadv0: Not using interface veth1505 (retrying later): interface not active 15:05:57 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x16, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x23, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1076.393554][T14306] batman_adv: batadv0: Removing interface: veth1505 15:05:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2d, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1076.541738][T14311] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:05:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x17, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1076.788457][T14306] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1076.905263][T14315] batman_adv: batadv0: Adding interface: veth1505 [ 1076.911717][T14315] batman_adv: batadv0: The MTU of interface veth1505 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1076.982418][T14315] batman_adv: batadv0: Not using interface veth1505 (retrying later): interface not active 15:05:58 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xc00000000000000}, 0x0) 15:05:58 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:58 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:58 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x9effffff00000000}, 0x0) 15:05:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x18, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x41, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1077.155462][T14390] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1077.254254][T14403] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1077.270990][T14398] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:05:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x19, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1077.337199][T14403] EXT4-fs (loop3): Invalid log block size: 83888640 15:05:58 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:58 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1077.496363][T14408] batman_adv: batadv0: Adding interface: veth1507 [ 1077.502829][T14408] batman_adv: batadv0: The MTU of interface veth1507 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1077.565006][ T29] kauditd_printk_skb: 55 callbacks suppressed [ 1077.565020][ T29] audit: type=1804 audit(1591801559.055:12675): pid=14422 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2254/bus" dev="sda1" ino=16378 res=1 [ 1077.664699][T14408] batman_adv: batadv0: Not using interface veth1507 (retrying later): interface not active [ 1077.685674][ T29] audit: type=1804 audit(1591801559.055:12676): pid=14422 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2254/bus" dev="sda1" ino=16378 res=1 [ 1077.734432][ T29] audit: type=1804 audit(1591801559.095:12677): pid=14425 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2241/bus" dev="sda1" ino=16377 res=1 15:05:59 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x1a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:59 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:05:59 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1077.808671][ T29] audit: type=1804 audit(1591801559.095:12678): pid=14424 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2225/bus" dev="sda1" ino=16376 res=1 [ 1077.888859][T14411] batman_adv: batadv0: Removing interface: veth1507 [ 1077.933564][ T29] audit: type=1804 audit(1591801559.135:12679): pid=14429 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2241/bus" dev="sda1" ino=16377 res=1 [ 1077.974772][T14390] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1078.046825][ T29] audit: type=1800 audit(1591801559.205:12680): pid=14424 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16376 res=0 [ 1078.103131][ T29] audit: type=1804 audit(1591801559.205:12681): pid=14430 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2225/bus" dev="sda1" ino=16376 res=1 [ 1078.168144][T14398] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1078.197582][ T29] audit: type=1804 audit(1591801559.475:12682): pid=14453 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2255/bus" dev="sda1" ino=16380 res=1 [ 1078.295299][T14408] batman_adv: batadv0: Adding interface: veth1507 [ 1078.301781][T14408] batman_adv: batadv0: The MTU of interface veth1507 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1078.305272][ T29] audit: type=1804 audit(1591801559.495:12683): pid=14452 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2226/bus" dev="sda1" ino=16378 res=1 [ 1078.358256][T14408] batman_adv: batadv0: Not using interface veth1507 (retrying later): interface not active [ 1078.439193][ T29] audit: type=1804 audit(1591801559.525:12684): pid=14454 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2242/bus" dev="sda1" ino=16382 res=1 15:06:00 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xe00000000000000}, 0x0) 15:06:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x48, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:00 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x1b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:00 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xc303000000000000}, 0x0) [ 1078.642643][T14482] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1078.764902][T14482] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x1c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1078.897936][T14493] batman_adv: batadv0: Adding interface: veth1509 [ 1078.917441][T14493] batman_adv: batadv0: The MTU of interface veth1509 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1079.013475][T14493] batman_adv: batadv0: Not using interface veth1509 (retrying later): interface not active 15:06:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x1d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1079.184252][T14502] batman_adv: batadv0: Removing interface: veth1509 15:06:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4c, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x1e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1079.563399][T14558] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1079.599094][T14493] batman_adv: batadv0: Adding interface: veth1509 [ 1079.625088][T14493] batman_adv: batadv0: The MTU of interface veth1509 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1079.653287][T14493] batman_adv: batadv0: Not using interface veth1509 (retrying later): interface not active [ 1079.655594][T14558] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:01 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x1000000000000000}, 0x0) 15:06:01 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xe000000000000000}, 0x0) 15:06:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x60, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:01 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x21, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1080.086607][T14591] batman_adv: batadv0: Adding interface: veth1511 [ 1080.093124][T14591] batman_adv: batadv0: The MTU of interface veth1511 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1080.160178][T14591] batman_adv: batadv0: Not using interface veth1511 (retrying later): interface not active 15:06:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x68, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:01 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x22, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1080.278140][T14606] batman_adv: batadv0: Removing interface: veth1511 15:06:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1080.675255][T14580] __nla_validate_parse: 7 callbacks suppressed [ 1080.675267][T14580] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1080.750348][T14591] batman_adv: batadv0: Adding interface: veth1511 [ 1080.758424][T14591] batman_adv: batadv0: The MTU of interface veth1511 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1080.788981][T14591] batman_adv: batadv0: Not using interface veth1511 (retrying later): interface not active 15:06:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x1f00000000000000}, 0x0) 15:06:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:02 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x23, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:02 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:02 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xf0ffffff00000000}, 0x0) 15:06:02 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1080.964963][T14663] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1081.032817][T14665] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:02 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:02 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x24, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1081.114795][T14673] batman_adv: batadv0: Adding interface: veth1513 [ 1081.121241][T14673] batman_adv: batadv0: The MTU of interface veth1513 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:02 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1081.196941][T14673] batman_adv: batadv0: Not using interface veth1513 (retrying later): interface not active 15:06:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x74, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:02 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x25, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1081.413737][T14685] batman_adv: batadv0: Removing interface: veth1513 15:06:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1081.602574][T14663] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1081.765374][T14665] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1081.870537][T14673] batman_adv: batadv0: Adding interface: veth1513 [ 1081.900698][T14673] batman_adv: batadv0: The MTU of interface veth1513 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1081.963878][T14673] batman_adv: batadv0: Not using interface veth1513 (retrying later): interface not active 15:06:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x2000000000000000}, 0x0) 15:06:03 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7a, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x26, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xfeffffff00000000}, 0x0) 15:06:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1082.076594][T14748] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfc, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1082.205315][T14757] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x27, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:03 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1082.411457][T14770] batman_adv: batadv0: Adding interface: veth1515 [ 1082.422901][T14770] batman_adv: batadv0: The MTU of interface veth1515 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1082.472938][T14770] batman_adv: batadv0: Not using interface veth1515 (retrying later): interface not active 15:06:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x300, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1082.567015][T14778] batman_adv: batadv0: Removing interface: veth1515 15:06:04 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x28, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1082.614844][ T29] kauditd_printk_skb: 74 callbacks suppressed [ 1082.614857][ T29] audit: type=1804 audit(1591801564.106:12759): pid=14803 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2253/bus" dev="sda1" ino=15766 res=1 [ 1082.730989][T14809] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1082.731543][T14748] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1082.799221][T14809] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1082.844219][ T29] audit: type=1804 audit(1591801564.336:12760): pid=14813 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2267/bus" dev="sda1" ino=16369 res=1 [ 1082.877734][T14770] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1082.901380][ T29] audit: type=1804 audit(1591801564.376:12761): pid=14820 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2267/bus" dev="sda1" ino=16369 res=1 [ 1082.964875][T14757] batman_adv: batadv0: Adding interface: veth1515 [ 1082.971327][T14757] batman_adv: batadv0: The MTU of interface veth1515 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1083.073649][T14757] batman_adv: batadv0: Not using interface veth1515 (retrying later): interface not active 15:06:04 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x2818dfa900000000}, 0x0) 15:06:04 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x7f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:04 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:04 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xffffff7f00000000}, 0x0) 15:06:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x410, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:04 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x29, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1083.204255][T14836] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1083.259771][ T29] audit: type=1804 audit(1591801564.746:12762): pid=14838 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2235/bus" dev="sda1" ino=16374 res=1 [ 1083.320870][T14848] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:04 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1083.382466][T14848] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1083.447341][ T29] audit: type=1804 audit(1591801564.766:12763): pid=14844 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2235/bus" dev="sda1" ino=16374 res=1 15:06:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1083.578952][ T29] audit: type=1804 audit(1591801564.796:12764): pid=14841 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2268/bus" dev="sda1" ino=16376 res=1 [ 1083.601914][T14860] batman_adv: batadv0: Adding interface: veth1517 [ 1083.615974][T14860] batman_adv: batadv0: The MTU of interface veth1517 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:05 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1083.685714][ T29] audit: type=1804 audit(1591801564.796:12765): pid=14842 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2254/bus" dev="sda1" ino=16377 res=1 [ 1083.770035][T14860] batman_adv: batadv0: Not using interface veth1517 (retrying later): interface not active [ 1083.774205][ T29] audit: type=1804 audit(1591801564.866:12766): pid=14857 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2254/bus" dev="sda1" ino=16377 res=1 [ 1083.839560][ T29] audit: type=1804 audit(1591801564.866:12767): pid=14842 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2254/bus" dev="sda1" ino=16377 res=1 15:06:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x500, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1083.885057][ T29] audit: type=1804 audit(1591801564.886:12768): pid=14847 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2268/bus" dev="sda1" ino=16376 res=1 [ 1083.942303][T14873] batman_adv: batadv0: Removing interface: veth1517 [ 1084.248421][T14860] batman_adv: batadv0: Adding interface: veth1517 [ 1084.271800][T14860] batman_adv: batadv0: The MTU of interface veth1517 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1084.304579][T14860] batman_adv: batadv0: Not using interface veth1517 (retrying later): interface not active [ 1084.325029][T14919] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1084.344254][T14919] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:05 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x3f00000000000000}, 0x0) 15:06:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:05 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:05 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xffffffff00000000}, 0x0) 15:06:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x600, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1084.587125][T14948] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1084.618581][T14948] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:06 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:06 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:06 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x700, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1084.868571][T14944] batman_adv: batadv0: Adding interface: veth1519 [ 1084.885616][T14944] batman_adv: batadv0: The MTU of interface veth1519 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:06 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1084.975745][T14944] batman_adv: batadv0: Not using interface veth1519 (retrying later): interface not active 15:06:06 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1085.060978][T14985] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1085.115062][T14985] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1085.116020][T14955] batman_adv: batadv0: Removing interface: veth1519 [ 1085.438714][T14944] batman_adv: batadv0: Adding interface: veth1519 [ 1085.456230][T14944] batman_adv: batadv0: The MTU of interface veth1519 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1085.513496][T14944] batman_adv: batadv0: Not using interface veth1519 (retrying later): interface not active 15:06:07 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x4000000000000000}, 0x0) 15:06:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x900, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:07 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:07 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0xfffffffffffff000}, 0x0) [ 1085.691483][T15024] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1085.736632][T15030] __nla_validate_parse: 7 callbacks suppressed [ 1085.736642][T15030] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1085.783960][T15024] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xa00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:07 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x2f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1085.922910][T15042] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1086.120964][T15051] batman_adv: batadv0: Adding interface: veth1521 [ 1086.134935][T15051] batman_adv: batadv0: The MTU of interface veth1521 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1086.170241][T15077] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1086.184322][T15077] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1086.290013][T15051] batman_adv: batadv0: Not using interface veth1521 (retrying later): interface not active [ 1086.371963][T15057] batman_adv: batadv0: Removing interface: veth1521 [ 1086.507688][T15030] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1086.625189][T15051] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x4800000000000000}, 0x0) 15:06:08 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x30, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:08 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xc00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:08 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2}, 0x0) [ 1086.860165][T15118] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1086.942123][T15129] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:08 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1087.019321][T15129] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1087.035266][T15125] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:08 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x31, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xd00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:08 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1087.135062][T15136] batman_adv: batadv0: Adding interface: veth1523 [ 1087.141523][T15136] batman_adv: batadv0: The MTU of interface veth1523 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1087.195592][T15136] batman_adv: batadv0: Not using interface veth1523 (retrying later): interface not active [ 1087.240412][T15118] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1087.309360][T15141] batman_adv: batadv0: Removing interface: veth1523 15:06:08 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1087.355560][T15164] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:08 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x32, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1087.455651][T15164] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1087.667153][T15125] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1087.768782][T15136] batman_adv: batadv0: Adding interface: veth1523 [ 1087.778895][T15136] batman_adv: batadv0: The MTU of interface veth1523 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1087.807548][T15136] batman_adv: batadv0: Not using interface veth1523 (retrying later): interface not active 15:06:09 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x4c00000000000000}, 0x0) 15:06:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x3}, 0x0) 15:06:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1004, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:09 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:09 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:09 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x33, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1087.983391][T15197] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1087.996050][ T29] kauditd_printk_skb: 63 callbacks suppressed [ 1087.996064][ T29] audit: type=1804 audit(1591801569.486:12832): pid=15195 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2266/bus" dev="sda1" ino=16381 res=1 15:06:09 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1088.124896][ T29] audit: type=1804 audit(1591801569.546:12833): pid=15201 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2266/bus" dev="sda1" ino=16381 res=1 [ 1088.139372][T15197] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1088.231414][ T29] audit: type=1804 audit(1591801569.546:12834): pid=15196 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2278/bus" dev="sda1" ino=16384 res=1 15:06:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1020, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1088.269284][ T29] audit: type=1804 audit(1591801569.586:12835): pid=15207 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2245/bus" dev="sda1" ino=16378 res=1 [ 1088.273971][T15208] batman_adv: batadv0: Adding interface: veth1525 [ 1088.294515][ T29] audit: type=1804 audit(1591801569.656:12836): pid=15215 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2245/bus" dev="sda1" ino=16378 res=1 15:06:09 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1088.400256][T15208] batman_adv: batadv0: The MTU of interface veth1525 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1088.416300][ T29] audit: type=1804 audit(1591801569.666:12837): pid=15202 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2278/bus" dev="sda1" ino=16384 res=1 [ 1088.524883][T15208] batman_adv: batadv0: Not using interface veth1525 (retrying later): interface not active 15:06:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4}, 0x0) 15:06:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1088.623229][T15222] batman_adv: batadv0: Removing interface: veth1525 [ 1088.632185][ T29] audit: type=1800 audit(1591801569.666:12838): pid=15199 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16378 res=0 [ 1088.720430][ T29] audit: type=1804 audit(1591801569.886:12839): pid=15227 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2267/bus" dev="sda1" ino=15682 res=1 15:06:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1088.763202][ T29] audit: type=1804 audit(1591801569.886:12840): pid=15228 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2267/bus" dev="sda1" ino=15682 res=1 [ 1088.914442][ T29] audit: type=1804 audit(1591801570.036:12841): pid=15231 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2246/bus" dev="sda1" ino=16381 res=1 15:06:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x5c03000000000000}, 0x0) 15:06:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x5}, 0x0) [ 1089.571868][T15302] batman_adv: batadv0: Adding interface: veth1527 [ 1089.582120][T15302] batman_adv: batadv0: The MTU of interface veth1527 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1089.658643][T15302] batman_adv: batadv0: Not using interface veth1527 (retrying later): interface not active [ 1089.752269][T15308] batman_adv: batadv0: Removing interface: veth1527 15:06:11 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x34, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2010, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6}, 0x0) [ 1090.070630][T15302] batman_adv: batadv0: Adding interface: veth1527 [ 1090.102187][T15302] batman_adv: batadv0: The MTU of interface veth1527 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1090.248379][T15302] batman_adv: batadv0: Not using interface veth1527 (retrying later): interface not active 15:06:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2300, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:11 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6000000000000000}, 0x0) 15:06:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7}, 0x0) 15:06:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1090.607228][T15366] batman_adv: batadv0: Adding interface: veth1529 [ 1090.624717][T15366] batman_adv: batadv0: The MTU of interface veth1529 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x35, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1090.722424][T15366] batman_adv: batadv0: Not using interface veth1529 (retrying later): interface not active [ 1090.838819][T15371] batman_adv: batadv0: Removing interface: veth1529 [ 1090.905807][T15376] __nla_validate_parse: 11 callbacks suppressed [ 1090.905817][T15376] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2d00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x36, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1091.047454][T15376] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x8}, 0x0) [ 1091.187602][T15358] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x37, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1091.377540][T15366] batman_adv: batadv0: Adding interface: veth1529 [ 1091.406857][T15366] batman_adv: batadv0: The MTU of interface veth1529 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1091.498242][T15366] batman_adv: batadv0: Not using interface veth1529 (retrying later): interface not active [ 1091.545040][T15424] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:13 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6501000000000000}, 0x0) 15:06:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x3f00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x38, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1091.699054][T15432] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1091.834717][T15455] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x9}, 0x0) 15:06:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x39, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1091.963932][T15465] batman_adv: batadv0: Adding interface: veth1531 [ 1091.970388][T15465] batman_adv: batadv0: The MTU of interface veth1531 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1092.066691][T15465] batman_adv: batadv0: Not using interface veth1531 (retrying later): interface not active 15:06:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1092.173662][T15475] batman_adv: batadv0: Removing interface: veth1531 15:06:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1092.272545][T15478] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1092.392382][T15508] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1092.424356][T15478] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1092.435153][T15508] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1092.547064][T15455] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1092.672577][T15465] batman_adv: batadv0: Adding interface: veth1531 [ 1092.679034][T15465] batman_adv: batadv0: The MTU of interface veth1531 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1092.736907][T15465] batman_adv: batadv0: Not using interface veth1531 (retrying later): interface not active 15:06:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6558000000000000}, 0x0) 15:06:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4100, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xa}, 0x0) 15:06:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1092.905293][T15537] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1092.988015][T15548] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1093.006085][ T29] kauditd_printk_skb: 57 callbacks suppressed [ 1093.006098][ T29] audit: type=1804 audit(1591801574.497:12899): pid=15550 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2277/bus" dev="sda1" ino=16383 res=1 [ 1093.035970][T15548] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1093.098666][T15552] batman_adv: batadv0: Adding interface: veth1533 [ 1093.120981][T15552] batman_adv: batadv0: The MTU of interface veth1533 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1093.197081][ T29] audit: type=1804 audit(1591801574.497:12900): pid=15551 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2255/bus" dev="sda1" ino=16382 res=1 [ 1093.288364][T15552] batman_adv: batadv0: Not using interface veth1533 (retrying later): interface not active [ 1093.312490][ T29] audit: type=1804 audit(1591801574.777:12901): pid=15567 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2286/bus" dev="sda1" ino=16373 res=1 [ 1093.375388][T15543] batman_adv: batadv0: Removing interface: veth1533 15:06:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc}, 0x0) [ 1093.432159][ T29] audit: type=1804 audit(1591801574.797:12902): pid=15567 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2286/bus" dev="sda1" ino=16373 res=1 [ 1093.584903][ T29] audit: type=1804 audit(1591801574.807:12903): pid=15570 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2256/bus" dev="sda1" ino=16378 res=1 [ 1093.701326][ T29] audit: type=1804 audit(1591801574.807:12904): pid=15571 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2256/bus" dev="sda1" ino=16378 res=1 [ 1093.740105][T15552] batman_adv: batadv0: Adding interface: veth1533 [ 1093.766756][T15552] batman_adv: batadv0: The MTU of interface veth1533 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1093.779856][ T29] audit: type=1804 audit(1591801574.867:12905): pid=15574 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2278/bus" dev="sda1" ino=16383 res=1 [ 1093.830284][T15552] batman_adv: batadv0: Not using interface veth1533 (retrying later): interface not active [ 1093.864099][ T29] audit: type=1804 audit(1591801574.887:12906): pid=15579 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2278/bus" dev="sda1" ino=16383 res=1 15:06:15 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6800000000000000}, 0x0) 15:06:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4800, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe}, 0x0) 15:06:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1093.914337][ T29] audit: type=1804 audit(1591801575.037:12907): pid=15588 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2287/bus" dev="sda1" ino=16376 res=1 [ 1094.057684][ T29] audit: type=1804 audit(1591801575.077:12908): pid=15588 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2287/bus" dev="sda1" ino=16376 res=1 [ 1094.107719][T15629] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1094.167982][T15629] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x3e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1094.300514][T15634] batman_adv: batadv0: Adding interface: veth1535 [ 1094.320617][T15634] batman_adv: batadv0: The MTU of interface veth1535 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1094.360885][T15634] batman_adv: batadv0: Not using interface veth1535 (retrying later): interface not active 15:06:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4c00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1094.466271][T15643] batman_adv: batadv0: Removing interface: veth1535 15:06:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x41, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1094.645871][T15672] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1094.697672][T15672] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x6c00000000000000}, 0x0) 15:06:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x10}, 0x0) 15:06:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x42, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6800, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1095.157031][T15714] batman_adv: batadv0: Adding interface: veth1537 [ 1095.168263][T15714] batman_adv: batadv0: The MTU of interface veth1537 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x48}, 0x0) 15:06:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x43, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1095.314483][T15714] batman_adv: batadv0: Not using interface veth1537 (retrying later): interface not active 15:06:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1095.502273][T15702] batman_adv: batadv0: Removing interface: veth1537 [ 1095.838752][T15714] batman_adv: batadv0: Adding interface: veth1537 [ 1095.849908][T15714] batman_adv: batadv0: The MTU of interface veth1537 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1095.884036][T15714] batman_adv: batadv0: Not using interface veth1537 (retrying later): interface not active 15:06:17 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x7400000000000000}, 0x0) 15:06:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6c00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x44, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4c}, 0x0) [ 1095.985351][T15781] __nla_validate_parse: 15 callbacks suppressed [ 1095.985361][T15781] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1096.160959][T15788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x45, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7400, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1096.339980][T15799] batman_adv: batadv0: Adding interface: veth1539 [ 1096.357982][T15799] batman_adv: batadv0: The MTU of interface veth1539 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1096.479052][T15799] batman_adv: batadv0: Not using interface veth1539 (retrying later): interface not active 15:06:18 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:18 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1096.563045][T15781] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1096.647927][T15807] batman_adv: batadv0: Removing interface: veth1539 [ 1096.827906][T15788] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1096.915996][T15799] batman_adv: batadv0: Adding interface: veth1539 [ 1096.929301][T15799] batman_adv: batadv0: The MTU of interface veth1539 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1096.981548][T15799] batman_adv: batadv0: Not using interface veth1539 (retrying later): interface not active 15:06:18 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x7a00000000000000}, 0x0) 15:06:18 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x46, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:18 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x60}, 0x0) 15:06:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7a00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:18 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:18 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1097.145090][T15862] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:18 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xedc0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1097.255594][T15873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:18 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x47, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:18 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:18 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x8f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1097.463585][T15862] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:19 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1097.553067][T15880] batman_adv: batadv0: Adding interface: veth1541 [ 1097.559709][T15880] batman_adv: batadv0: The MTU of interface veth1541 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x68}, 0x0) [ 1097.634875][T15880] batman_adv: batadv0: Not using interface veth1541 (retrying later): interface not active [ 1097.724856][T15887] batman_adv: batadv0: Removing interface: veth1541 [ 1097.767266][T15916] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1097.914088][T15916] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1098.000504][T15873] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1098.080414][T15880] batman_adv: batadv0: Adding interface: veth1541 [ 1098.089195][T15880] batman_adv: batadv0: The MTU of interface veth1541 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1098.116754][T15880] batman_adv: batadv0: Not using interface veth1541 (retrying later): interface not active 15:06:19 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x8100000000000000}, 0x0) 15:06:19 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:19 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x48, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:19 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfc00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:19 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6c}, 0x0) [ 1098.300435][ T29] kauditd_printk_skb: 66 callbacks suppressed [ 1098.300449][ T29] audit: type=1804 audit(1591801579.787:12975): pid=15949 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2269/bus" dev="sda1" ino=16381 res=1 [ 1098.372975][ T29] audit: type=1804 audit(1591801579.807:12976): pid=15951 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2297/bus" dev="sda1" ino=16382 res=1 [ 1098.397443][ T29] audit: type=1804 audit(1591801579.807:12977): pid=15953 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2289/bus" dev="sda1" ino=16383 res=1 15:06:19 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x49, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1098.427964][T15962] batman_adv: batadv0: Adding interface: veth1543 [ 1098.447579][T15962] batman_adv: batadv0: The MTU of interface veth1543 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1098.466087][ T29] audit: type=1804 audit(1591801579.837:12978): pid=15951 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2297/bus" dev="sda1" ino=16382 res=1 15:06:20 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff00, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1098.563946][T15962] batman_adv: batadv0: Not using interface veth1543 (retrying later): interface not active [ 1098.584349][ T29] audit: type=1804 audit(1591801579.847:12979): pid=15961 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2269/bus" dev="sda1" ino=16381 res=1 15:06:20 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1098.687195][T15952] batman_adv: batadv0: Removing interface: veth1543 [ 1098.697447][ T29] audit: type=1804 audit(1591801579.847:12980): pid=15963 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2289/bus" dev="sda1" ino=16383 res=1 [ 1098.814825][ T29] audit: type=1804 audit(1591801580.048:12981): pid=15977 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2298/bus" dev="sda1" ino=16381 res=1 15:06:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1098.870160][ T29] audit: type=1804 audit(1591801580.068:12982): pid=15977 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2298/bus" dev="sda1" ino=16381 res=1 [ 1099.036245][ T29] audit: type=1804 audit(1591801580.158:12983): pid=15983 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2270/bus" dev="sda1" ino=16370 res=1 [ 1099.079111][T15962] batman_adv: batadv0: Adding interface: veth1543 [ 1099.094768][T15962] batman_adv: batadv0: The MTU of interface veth1543 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1099.160547][T15962] batman_adv: batadv0: Not using interface veth1543 (retrying later): interface not active [ 1099.181156][ T29] audit: type=1804 audit(1591801580.208:12984): pid=15988 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2270/bus" dev="sda1" ino=16370 res=1 15:06:20 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x88a8ffff00000000}, 0x0) 15:06:20 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x74}, 0x0) 15:06:20 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:20 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff0f, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:20 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:20 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x40000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1099.633600][T16036] batman_adv: batadv0: Adding interface: veth1545 [ 1099.640224][T16036] batman_adv: batadv0: The MTU of interface veth1545 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:21 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1099.761237][T16036] batman_adv: batadv0: Not using interface veth1545 (retrying later): interface not active [ 1099.877971][T16046] batman_adv: batadv0: Removing interface: veth1545 15:06:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfc0000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1100.203743][T16036] batman_adv: batadv0: Adding interface: veth1545 [ 1100.210537][T16036] batman_adv: batadv0: The MTU of interface veth1545 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1100.239825][T16036] batman_adv: batadv0: Not using interface veth1545 (retrying later): interface not active 15:06:21 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x92dd1be800000000}, 0x0) 15:06:21 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7a}, 0x0) 15:06:21 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:21 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:22 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1100.579416][T16126] batman_adv: batadv0: Adding interface: veth1547 [ 1100.597047][T16126] batman_adv: batadv0: The MTU of interface veth1547 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1100.654498][T16136] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1100.713409][T16136] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1100.748396][T16126] batman_adv: batadv0: Not using interface veth1547 (retrying later): interface not active 15:06:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x4f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1100.901099][T16115] batman_adv: batadv0: Removing interface: veth1547 [ 1100.973687][T16159] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1100.999402][T16159] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1101.225921][T16115] __nla_validate_parse: 11 callbacks suppressed [ 1101.225930][T16115] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:22 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x9effffff00000000}, 0x0) 15:06:22 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe0}, 0x0) 15:06:22 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x3000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:22 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x50, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:22 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1101.473143][T16193] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1101.481118][T16192] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1101.547504][T16192] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:23 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:23 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:23 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x51, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1101.648868][T16195] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1101.821730][T16203] batman_adv: batadv0: Adding interface: veth1549 [ 1101.828195][T16203] batman_adv: batadv0: The MTU of interface veth1549 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:23 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x52, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:23 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1101.940977][T16203] batman_adv: batadv0: Not using interface veth1549 (retrying later): interface not active 15:06:23 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1102.064090][T16212] batman_adv: batadv0: Removing interface: veth1549 [ 1102.146924][T16193] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1102.267566][T16195] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1102.350160][T16203] batman_adv: batadv0: Adding interface: veth1549 [ 1102.361163][T16203] batman_adv: batadv0: The MTU of interface veth1549 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1102.389448][T16203] batman_adv: batadv0: Not using interface veth1549 (retrying later): interface not active 15:06:23 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xf0ffffff00000000}, 0x0) 15:06:23 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xf0}, 0x0) 15:06:23 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:23 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x53, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:23 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1102.518454][T16267] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1102.527737][T16264] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1102.557666][T16264] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:24 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x54, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:24 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:24 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1102.740754][T16275] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1102.872304][T16286] batman_adv: batadv0: Adding interface: veth1551 [ 1102.878940][T16286] batman_adv: batadv0: The MTU of interface veth1551 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1102.909967][T16286] batman_adv: batadv0: Not using interface veth1551 (retrying later): interface not active 15:06:24 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x5000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:24 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x55, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1102.978884][T16267] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:24 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1103.050230][T16292] batman_adv: batadv0: Removing interface: veth1551 [ 1103.176301][T16322] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1103.209643][T16322] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1103.348517][T16275] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1103.410131][T16286] batman_adv: batadv0: Adding interface: veth1551 [ 1103.418961][T16286] batman_adv: batadv0: The MTU of interface veth1551 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1103.510957][T16286] batman_adv: batadv0: Not using interface veth1551 (retrying later): interface not active 15:06:25 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfeffffff00000000}, 0x0) 15:06:25 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x300}, 0x0) 15:06:25 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x56, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:25 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1103.694754][T16347] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1103.716541][ T29] kauditd_printk_skb: 83 callbacks suppressed [ 1103.716553][ T29] audit: type=1804 audit(1591801585.208:13068): pid=16349 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2311/bus" dev="sda1" ino=16369 res=1 [ 1103.785539][T16355] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1103.811490][T16355] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:25 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1103.853417][ T29] audit: type=1804 audit(1591801585.218:13069): pid=16350 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2281/bus" dev="sda1" ino=16368 res=1 15:06:25 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:25 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x57, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:25 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1104.047395][ T29] audit: type=1804 audit(1591801585.238:13070): pid=16352 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2303/bus" dev="sda1" ino=16367 res=1 [ 1104.083687][T16367] batman_adv: batadv0: Adding interface: veth1553 [ 1104.090151][T16367] batman_adv: batadv0: The MTU of interface veth1553 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1104.159669][T16367] batman_adv: batadv0: Not using interface veth1553 (retrying later): interface not active [ 1104.161609][ T29] audit: type=1804 audit(1591801585.248:13071): pid=16353 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2281/bus" dev="sda1" ino=16368 res=1 [ 1104.195784][T16390] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1104.208761][T16390] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1104.232931][ T29] audit: type=1804 audit(1591801585.258:13072): pid=16349 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2311/bus" dev="sda1" ino=16369 res=1 15:06:25 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1104.265007][T16371] batman_adv: batadv0: Removing interface: veth1553 15:06:25 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x58, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1104.331741][ T29] audit: type=1804 audit(1591801585.278:13073): pid=16358 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2303/bus" dev="sda1" ino=16367 res=1 [ 1104.471837][ T29] audit: type=1804 audit(1591801585.538:13074): pid=16377 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2282/bus" dev="sda1" ino=16370 res=1 [ 1104.544011][ T29] audit: type=1804 audit(1591801585.638:13075): pid=16384 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2282/bus" dev="sda1" ino=16370 res=1 [ 1104.589470][ T29] audit: type=1804 audit(1591801585.638:13076): pid=16377 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2282/bus" dev="sda1" ino=16370 res=1 [ 1104.662415][ T29] audit: type=1804 audit(1591801585.638:13077): pid=16385 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2312/bus" dev="sda1" ino=16379 res=1 [ 1104.671052][T16367] batman_adv: batadv0: Adding interface: veth1553 [ 1104.711661][T16367] batman_adv: batadv0: The MTU of interface veth1553 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:26 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffff7f00000000}, 0x0) 15:06:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x8000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x3c3}, 0x0) 15:06:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x59, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1104.778096][T16367] batman_adv: batadv0: Not using interface veth1553 (retrying later): interface not active [ 1104.941670][T16425] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1105.009538][T16425] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1105.156780][T16440] batman_adv: batadv0: Adding interface: veth1555 15:06:26 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1105.200503][T16440] batman_adv: batadv0: The MTU of interface veth1555 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1105.304254][T16440] batman_adv: batadv0: Not using interface veth1555 (retrying later): interface not active 15:06:26 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x9000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:26 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:26 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1105.447237][T16450] batman_adv: batadv0: Removing interface: veth1555 [ 1105.613029][T16485] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1105.632960][T16485] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1105.827768][T16432] batman_adv: batadv0: Adding interface: veth1555 [ 1105.835083][T16432] batman_adv: batadv0: The MTU of interface veth1555 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1105.898748][T16432] batman_adv: batadv0: Not using interface veth1555 (retrying later): interface not active 15:06:27 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffffff00000000}, 0x0) 15:06:27 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x500}, 0x0) 15:06:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xa000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:27 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:27 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1106.141200][T16519] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1106.153538][T16519] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:27 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1106.241304][T16527] batman_adv: batadv0: Adding interface: veth1557 [ 1106.247956][T16527] batman_adv: batadv0: The MTU of interface veth1557 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1106.275940][T16527] batman_adv: batadv0: Not using interface veth1557 (retrying later): interface not active 15:06:27 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:27 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9a00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1106.289302][T16512] __nla_validate_parse: 9 callbacks suppressed [ 1106.289310][T16512] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:27 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xc000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x600}, 0x0) [ 1106.497459][T16532] batman_adv: batadv0: Removing interface: veth1557 15:06:28 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1106.666634][T16559] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1106.703876][T16561] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1106.721867][T16559] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1106.811419][T16574] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1106.887699][T16583] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1106.962385][T16521] batman_adv: batadv0: Adding interface: veth1557 [ 1106.970263][T16521] batman_adv: batadv0: The MTU of interface veth1557 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:28 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9a01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:28 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xd000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:28 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:28 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xfffffffffffff000}, 0x0) 15:06:28 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x700}, 0x0) [ 1107.015990][T16521] batman_adv: batadv0: Not using interface veth1557 (retrying later): interface not active [ 1107.143797][T16600] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1107.166173][T16596] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1107.189940][T16596] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:28 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x10000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1107.273503][T16611] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:28 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:28 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:28 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9b00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1107.425306][T16627] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1107.437525][T16600] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1107.463055][T16620] batman_adv: batadv0: Adding interface: veth1559 [ 1107.473580][T16620] batman_adv: batadv0: The MTU of interface veth1559 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1107.510484][T16627] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1107.551204][T16620] batman_adv: batadv0: Not using interface veth1559 (retrying later): interface not active 15:06:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x900}, 0x0) 15:06:29 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9b01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:29 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x5f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1107.632597][T16628] batman_adv: batadv0: Removing interface: veth1559 15:06:29 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x10040000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1107.742507][T16652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1107.905029][T16652] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:29 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x60, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1107.984756][T16611] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1108.105258][T16620] batman_adv: batadv0: Adding interface: veth1559 [ 1108.116512][T16620] batman_adv: batadv0: The MTU of interface veth1559 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1108.188944][T16620] batman_adv: batadv0: Not using interface veth1559 (retrying later): interface not active 15:06:29 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0xffffffffffffffff}, 0x0) 15:06:29 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9c00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:29 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x20000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:29 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xa00}, 0x0) 15:06:29 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x61, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1108.457513][T16708] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1108.489075][T16708] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:30 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x62, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1108.565990][T16714] batman_adv: batadv0: Adding interface: veth1561 15:06:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:30 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9c01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1108.597150][T16714] batman_adv: batadv0: The MTU of interface veth1561 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x20100000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1108.687470][T16714] batman_adv: batadv0: Not using interface veth1561 (retrying later): interface not active [ 1108.749220][ T29] kauditd_printk_skb: 65 callbacks suppressed [ 1108.749239][ T29] audit: type=1804 audit(1591801590.239:13143): pid=16734 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2315/bus" dev="sda1" ino=16368 res=1 [ 1108.803183][T16722] batman_adv: batadv0: Removing interface: veth1561 [ 1108.806641][ T29] audit: type=1804 audit(1591801590.269:13144): pid=16736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2293/bus" dev="sda1" ino=16377 res=1 15:06:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1108.837510][ T29] audit: type=1804 audit(1591801590.289:13145): pid=16732 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2323/bus" dev="sda1" ino=16373 res=1 [ 1108.898277][ T29] audit: type=1804 audit(1591801590.289:13146): pid=16737 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2293/bus" dev="sda1" ino=16377 res=1 15:06:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc00}, 0x0) [ 1108.928282][ T29] audit: type=1804 audit(1591801590.299:13147): pid=16732 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2323/bus" dev="sda1" ino=16373 res=1 [ 1109.117301][ T29] audit: type=1804 audit(1591801590.609:13148): pid=16761 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2316/bus" dev="sda1" ino=16369 res=1 [ 1109.172576][ T29] audit: type=1804 audit(1591801590.659:13149): pid=16765 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2316/bus" dev="sda1" ino=16369 res=1 15:06:30 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x2}, 0x0) 15:06:30 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x63, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:30 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9d00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:30 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x23000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:30 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe00}, 0x0) 15:06:30 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1109.440447][ T29] audit: type=1804 audit(1591801590.939:13150): pid=16782 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2324/bus" dev="sda1" ino=16378 res=1 15:06:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x64, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1109.515109][T16791] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1109.585843][ T29] audit: type=1804 audit(1591801590.939:13151): pid=16782 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2324/bus" dev="sda1" ino=16378 res=1 15:06:31 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9d01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1109.650974][T16791] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1109.677311][T16803] batman_adv: batadv0: Adding interface: veth1563 15:06:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x65, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1109.711048][T16803] batman_adv: batadv0: The MTU of interface veth1563 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:31 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1109.766489][ T29] audit: type=1804 audit(1591801590.979:13152): pid=16785 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2294/bus" dev="sda1" ino=16380 res=1 [ 1109.792368][T16803] batman_adv: batadv0: Not using interface veth1563 (retrying later): interface not active 15:06:31 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9e00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:31 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1f00}, 0x0) 15:06:31 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x3}, 0x0) 15:06:31 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2d000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x66, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:31 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1110.152240][T16838] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:31 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9e01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1110.196657][T16838] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:31 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2000}, 0x0) 15:06:31 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x67, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1110.326596][T16854] batman_adv: batadv0: Adding interface: veth1565 [ 1110.346231][T16854] batman_adv: batadv0: The MTU of interface veth1565 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1110.439622][T16854] batman_adv: batadv0: Not using interface veth1565 (retrying later): interface not active 15:06:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x3f000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:32 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9f00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x68, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1110.703748][T16889] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:32 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4}, 0x0) 15:06:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x3f00}, 0x0) [ 1110.755948][T16889] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x40000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:32 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x69, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x9f01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1111.014660][T16926] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:32 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4000}, 0x0) [ 1111.091018][T16922] batman_adv: batadv0: Adding interface: veth1567 [ 1111.097473][T16922] batman_adv: batadv0: The MTU of interface veth1567 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1111.128503][T16926] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:32 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:32 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x41000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1111.248348][T16922] batman_adv: batadv0: Not using interface veth1567 (retrying later): interface not active 15:06:32 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1111.308445][T16945] __nla_validate_parse: 19 callbacks suppressed [ 1111.308455][T16945] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1111.459190][T16965] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1111.473565][T16922] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x5}, 0x0) [ 1111.520932][T16945] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1111.529818][T16965] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:33 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x48000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:33 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4800}, 0x0) [ 1111.734393][T16983] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1111.812158][T16990] batman_adv: batadv0: Adding interface: veth1569 [ 1111.818621][T16990] batman_adv: batadv0: The MTU of interface veth1569 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:33 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1111.878732][T16989] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1111.890977][T16989] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1111.976656][T16990] batman_adv: batadv0: Not using interface veth1569 (retrying later): interface not active [ 1112.012900][T16993] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:33 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4c000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1112.159872][T16990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1112.178167][T16993] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:33 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4c00}, 0x0) 15:06:33 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6}, 0x0) [ 1112.386288][T17036] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1112.399492][T17036] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1112.407950][T17041] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:33 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:33 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:34 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1112.588136][T17043] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:34 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1112.739584][T17046] batman_adv: batadv0: Adding interface: veth1571 [ 1112.759344][T17046] batman_adv: batadv0: The MTU of interface veth1571 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:34 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1112.829743][T17046] batman_adv: batadv0: Not using interface veth1571 (retrying later): interface not active 15:06:34 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x6f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x60000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1112.870511][T17041] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:34 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x5865}, 0x0) 15:06:34 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x7}, 0x0) 15:06:34 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1113.053273][T17088] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1113.069110][T17088] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:34 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:34 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x70, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:34 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x68000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:34 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1113.345522][T17106] batman_adv: batadv0: Adding interface: veth1573 [ 1113.365285][T17106] batman_adv: batadv0: The MTU of interface veth1573 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1113.450054][T17106] batman_adv: batadv0: Not using interface veth1573 (retrying later): interface not active [ 1113.489313][T17128] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE 15:06:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x71, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6000}, 0x0) [ 1113.600332][T17128] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x8}, 0x0) 15:06:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6c000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1113.783547][ T29] kauditd_printk_skb: 81 callbacks suppressed [ 1113.783561][ T29] audit: type=1804 audit(1591801595.279:13234): pid=17144 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2306/bus" dev="sda1" ino=15875 res=1 [ 1113.889804][ T29] audit: type=1804 audit(1591801595.289:13235): pid=17151 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2306/bus" dev="sda1" ino=15875 res=1 15:06:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x72, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1113.917238][ T29] audit: type=1804 audit(1591801595.339:13236): pid=17152 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2330/bus" dev="sda1" ino=16033 res=1 15:06:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1113.969999][T17163] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1113.983980][T17158] batman_adv: batadv0: Adding interface: veth1575 [ 1113.995006][T17158] batman_adv: batadv0: The MTU of interface veth1575 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1114.024183][T17163] EXT4-fs (loop3): Invalid log block size: 83888640 [ 1114.081545][ T29] audit: type=1804 audit(1591801595.379:13237): pid=17159 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2330/bus" dev="sda1" ino=16033 res=1 [ 1114.122495][ T29] audit: type=1804 audit(1591801595.599:13238): pid=17177 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2307/bus" dev="sda1" ino=16098 res=1 [ 1114.158229][T17158] batman_adv: batadv0: Not using interface veth1575 (retrying later): interface not active [ 1114.176770][ T29] audit: type=1804 audit(1591801595.609:13239): pid=17180 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2307/bus" dev="sda1" ino=16098 res=1 15:06:35 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x74000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:35 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x73, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:35 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6558}, 0x0) [ 1114.351378][ T29] audit: type=1804 audit(1591801595.639:13240): pid=17176 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2339/bus" dev="sda1" ino=16081 res=1 15:06:35 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x9}, 0x0) [ 1114.442169][T17198] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1114.470616][ T29] audit: type=1804 audit(1591801595.649:13241): pid=17176 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2339/bus" dev="sda1" ino=16081 res=1 15:06:36 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1114.564583][T17198] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:36 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x74, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1114.679672][ T29] audit: type=1804 audit(1591801595.729:13242): pid=17182 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2331/bus" dev="sda1" ino=16033 res=1 15:06:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7a000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:36 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1114.794994][T17221] batman_adv: batadv0: Adding interface: veth1577 [ 1114.806598][T17221] batman_adv: batadv0: The MTU of interface veth1577 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1114.844486][ T29] audit: type=1804 audit(1591801595.749:13243): pid=17185 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2331/bus" dev="sda1" ino=16033 res=1 [ 1114.888087][T17221] batman_adv: batadv0: Not using interface veth1577 (retrying later): interface not active 15:06:36 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:36 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6800}, 0x0) 15:06:36 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x75, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1114.977218][T17239] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1115.016907][T17239] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x8cffffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:36 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:36 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xa}, 0x0) 15:06:36 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:36 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6c00}, 0x0) 15:06:36 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xc0ed0000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:36 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x76, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1115.474229][T17281] batman_adv: batadv0: Adding interface: veth1579 [ 1115.487644][T17281] batman_adv: batadv0: The MTU of interface veth1579 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1115.566525][T17281] batman_adv: batadv0: Not using interface veth1579 (retrying later): interface not active [ 1115.584412][T17298] EXT4-fs (loop3): Warning: mounting with an experimental mount option 'dioread_nolock' for blocksize < PAGE_SIZE [ 1115.596793][T17298] EXT4-fs (loop3): Invalid log block size: 83888640 15:06:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf5ffffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x77, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xc}, 0x0) 15:06:37 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7400}, 0x0) 15:06:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1115.936147][T17329] batman_adv: batadv0: Adding interface: veth1581 [ 1115.958815][T17329] batman_adv: batadv0: The MTU of interface veth1581 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1116.021275][T17329] batman_adv: batadv0: Not using interface veth1581 (retrying later): interface not active 15:06:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x78, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf6ffffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:37 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xe}, 0x0) 15:06:37 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x79, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaa00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:37 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7a00}, 0x0) 15:06:37 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf9fdffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1116.438784][T17378] __nla_validate_parse: 23 callbacks suppressed [ 1116.438794][T17378] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1116.626052][T17380] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:38 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaa01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1116.755120][T17384] batman_adv: batadv0: Adding interface: veth1583 [ 1116.767787][T17384] batman_adv: batadv0: The MTU of interface veth1583 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1116.832934][T17384] batman_adv: batadv0: Not using interface veth1583 (retrying later): interface not active 15:06:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfeffffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1116.891092][T17380] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:38 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xab00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1116.969746][T17384] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:38 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x10}, 0x0) 15:06:38 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x8100}, 0x0) 15:06:38 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1117.183930][T17441] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:38 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:38 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:38 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xab01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1117.318188][T17443] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1117.436292][T17450] batman_adv: batadv0: Adding interface: veth1585 [ 1117.446206][T17450] batman_adv: batadv0: The MTU of interface veth1585 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1117.507993][T17450] batman_adv: batadv0: Not using interface veth1585 (retrying later): interface not active 15:06:39 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff0f0000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1117.576632][T17441] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1117.608259][T17457] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:39 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xac00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc303}, 0x0) 15:06:39 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x48}, 0x0) [ 1117.836423][T17493] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:39 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x7e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xac01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xa901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffbffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1118.088916][T17503] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:39 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x82, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1118.206524][T17507] batman_adv: batadv0: Adding interface: veth1587 [ 1118.226902][T17507] batman_adv: batadv0: The MTU of interface veth1587 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1118.287343][T17507] batman_adv: batadv0: Not using interface veth1587 (retrying later): interface not active 15:06:39 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaa00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xad00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:39 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffffbff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:39 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe000}, 0x0) 15:06:40 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4c}, 0x0) 15:06:40 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaa01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffffdf9, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1118.709383][T17565] batman_adv: batadv0: Adding interface: veth1589 [ 1118.717698][T17565] batman_adv: batadv0: The MTU of interface veth1589 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:40 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xad01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:40 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xab00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1118.856875][T17565] batman_adv: batadv0: Not using interface veth1589 (retrying later): interface not active [ 1118.958223][ T29] kauditd_printk_skb: 84 callbacks suppressed [ 1118.958235][ T29] audit: type=1804 audit(1591801600.450:13328): pid=17589 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2345/bus" dev="sda1" ino=16129 res=1 15:06:40 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xffffff7f, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:40 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x60}, 0x0) [ 1119.082305][ T29] audit: type=1804 audit(1591801600.520:13329): pid=17595 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2345/bus" dev="sda1" ino=16129 res=1 [ 1119.198977][ T29] audit: type=1804 audit(1591801600.580:13330): pid=17598 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2322/bus" dev="sda1" ino=16381 res=1 [ 1119.240275][ T29] audit: type=1804 audit(1591801600.610:13331): pid=17601 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2322/bus" dev="sda1" ino=16381 res=1 [ 1119.256288][T17606] batman_adv: batadv0: Adding interface: veth1591 [ 1119.256307][T17606] batman_adv: batadv0: The MTU of interface veth1591 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1119.256316][T17606] batman_adv: batadv0: Not using interface veth1591 (retrying later): interface not active 15:06:41 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x83, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:41 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xf000}, 0x0) 15:06:41 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xab01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:41 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xae00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xffffff8c, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:41 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x68}, 0x0) [ 1119.928364][ T29] audit: type=1804 audit(1591801601.420:13332): pid=17633 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2346/bus" dev="sda1" ino=16368 res=1 [ 1120.097295][T17635] batman_adv: batadv0: Adding interface: veth1593 [ 1120.104289][ T29] audit: type=1804 audit(1591801601.440:13333): pid=17639 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2346/bus" dev="sda1" ino=16368 res=1 15:06:41 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xae01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:41 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffffff5, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1120.115637][T17635] batman_adv: batadv0: The MTU of interface veth1593 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:41 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xac00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1120.195909][ T29] audit: type=1804 audit(1591801601.450:13334): pid=17634 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2323/bus" dev="sda1" ino=16367 res=1 [ 1120.279032][T17635] batman_adv: batadv0: Not using interface veth1593 (retrying later): interface not active [ 1120.306472][ T29] audit: type=1804 audit(1591801601.560:13335): pid=17647 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2323/bus" dev="sda1" ino=16367 res=1 [ 1120.410367][ T29] audit: type=1804 audit(1591801601.800:13336): pid=17651 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2347/bus" dev="sda1" ino=16369 res=1 15:06:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x20000}, 0x0) 15:06:42 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6c}, 0x0) [ 1120.587751][ T29] audit: type=1804 audit(1591801601.830:13337): pid=17654 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2347/bus" dev="sda1" ino=16369 res=1 15:06:42 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x84, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffffff6, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:42 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xac01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x40000}, 0x0) [ 1120.832026][T17701] batman_adv: batadv0: Adding interface: veth1595 [ 1120.838497][T17701] batman_adv: batadv0: The MTU of interface veth1595 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:42 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xad00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1120.988850][T17701] batman_adv: batadv0: Not using interface veth1595 (retrying later): interface not active 15:06:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffffffe, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:42 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x85, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xad01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:42 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x74}, 0x0) 15:06:42 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xedc000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:42 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2acacd}, 0x0) 15:06:42 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x86, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1121.493189][T17762] __nla_validate_parse: 19 callbacks suppressed [ 1121.493199][T17762] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xae00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1121.613176][T17766] batman_adv: batadv0: Adding interface: veth1597 [ 1121.631224][T17766] batman_adv: batadv0: The MTU of interface veth1597 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1121.716487][T17766] batman_adv: batadv0: Not using interface veth1597 (retrying later): interface not active 15:06:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xae01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x87, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1121.817440][T17762] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1121.898996][T17773] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:43 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xf0ffff}, 0x0) 15:06:43 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x7a}, 0x0) 15:06:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x88, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1122.125399][T17824] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1122.308758][T17831] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:43 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfc000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:43 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xaf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:43 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x89, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1122.468550][T17837] batman_adv: batadv0: Adding interface: veth1599 [ 1122.483444][T17837] batman_adv: batadv0: The MTU of interface veth1599 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:44 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1122.570065][T17837] batman_adv: batadv0: Not using interface veth1599 (retrying later): interface not active [ 1122.627441][T17824] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x100000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1122.676405][T17844] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:44 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:44 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1000000}, 0x0) 15:06:44 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xf0}, 0x0) 15:06:44 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x200000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1122.894021][T17892] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:44 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1123.016860][T17894] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:44 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:44 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1123.120107][T17896] batman_adv: batadv0: Adding interface: veth1601 [ 1123.126632][T17896] batman_adv: batadv0: The MTU of interface veth1601 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:44 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1123.188939][T17896] batman_adv: batadv0: Not using interface veth1601 (retrying later): interface not active [ 1123.320220][T17894] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:44 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x300000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:44 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2000000}, 0x0) 15:06:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x165}, 0x0) 15:06:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x400000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1123.737863][T17963] batman_adv: batadv0: Adding interface: veth1603 [ 1123.746933][T17963] batman_adv: batadv0: The MTU of interface veth1603 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:45 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1123.783605][T17963] batman_adv: batadv0: Not using interface veth1603 (retrying later): interface not active 15:06:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x500000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1123.967387][ T29] kauditd_printk_skb: 69 callbacks suppressed [ 1123.967401][ T29] audit: type=1804 audit(1591801605.460:13407): pid=17991 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2358/bus" dev="sda1" ino=16380 res=1 15:06:45 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x300}, 0x0) 15:06:45 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x3000000}, 0x0) 15:06:45 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1124.122499][ T29] audit: type=1804 audit(1591801605.470:13408): pid=17993 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2358/bus" dev="sda1" ino=16380 res=1 [ 1124.223212][ T29] audit: type=1804 audit(1591801605.580:13409): pid=17994 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2364/bus" dev="sda1" ino=15762 res=1 15:06:45 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x8f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1124.324860][ T29] audit: type=1804 audit(1591801605.650:13410): pid=17994 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2364/bus" dev="sda1" ino=15762 res=1 15:06:45 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x600000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1124.398665][T18013] batman_adv: batadv0: Adding interface: veth1605 [ 1124.416062][T18013] batman_adv: batadv0: The MTU of interface veth1605 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:45 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:45 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1124.437592][ T29] audit: type=1804 audit(1591801605.700:13411): pid=18004 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2336/bus" dev="sda1" ino=16377 res=1 [ 1124.531939][T18013] batman_adv: batadv0: Not using interface veth1605 (retrying later): interface not active [ 1124.559278][ T29] audit: type=1804 audit(1591801605.760:13412): pid=18012 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2359/bus" dev="sda1" ino=16384 res=1 [ 1124.606861][ T29] audit: type=1804 audit(1591801605.770:13413): pid=18014 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2336/bus" dev="sda1" ino=16377 res=1 [ 1124.633300][ T29] audit: type=1804 audit(1591801605.780:13414): pid=18016 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2359/bus" dev="sda1" ino=16384 res=1 15:06:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x90, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1124.657591][ T29] audit: type=1804 audit(1591801605.970:13415): pid=18029 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2365/bus" dev="sda1" ino=16065 res=1 [ 1124.681448][ T29] audit: type=1804 audit(1591801605.990:13416): pid=18029 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2365/bus" dev="sda1" ino=16065 res=1 15:06:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x700000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x35c}, 0x0) 15:06:46 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4000000}, 0x0) 15:06:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x91, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1125.120705][T18069] batman_adv: batadv0: Adding interface: veth1607 [ 1125.127172][T18069] batman_adv: batadv0: The MTU of interface veth1607 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1125.237544][T18069] batman_adv: batadv0: Not using interface veth1607 (retrying later): interface not active 15:06:46 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x92, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x800000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:46 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:46 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x5000000}, 0x0) 15:06:46 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x500}, 0x0) 15:06:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x900000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x93, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1125.698964][T18131] batman_adv: batadv0: Adding interface: veth1609 [ 1125.705610][T18131] batman_adv: batadv0: The MTU of interface veth1609 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1125.736946][T18131] batman_adv: batadv0: Not using interface veth1609 (retrying later): interface not active 15:06:47 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xa00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:47 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6000000}, 0x0) 15:06:47 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x600}, 0x0) 15:06:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x94, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1126.216104][T18172] batman_adv: batadv0: Adding interface: veth1611 [ 1126.233898][T18172] batman_adv: batadv0: The MTU of interface veth1611 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1126.294994][T18172] batman_adv: batadv0: Not using interface veth1611 (retrying later): interface not active 15:06:47 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x95, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:47 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xc00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:48 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7000000}, 0x0) 15:06:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:48 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x700}, 0x0) 15:06:48 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1126.647606][T18222] __nla_validate_parse: 21 callbacks suppressed [ 1126.647616][T18222] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:48 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x96, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xd00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1126.768279][T18223] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:48 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1126.901621][T18228] batman_adv: batadv0: Adding interface: veth1613 [ 1126.921827][T18228] batman_adv: batadv0: The MTU of interface veth1613 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1127.063414][T18228] batman_adv: batadv0: Not using interface veth1613 (retrying later): interface not active 15:06:48 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x97, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1127.126632][T18223] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:48 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1000000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1127.199842][T18228] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:48 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:48 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x8000000}, 0x0) 15:06:48 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:48 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x900}, 0x0) [ 1127.368083][T18280] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:48 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x98, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x1004000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:49 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1127.553397][T18295] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:49 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xba00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1127.646425][T18280] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1127.689824][T18300] batman_adv: batadv0: Adding interface: veth1615 [ 1127.696274][T18300] batman_adv: batadv0: The MTU of interface veth1615 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:49 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x9000000}, 0x0) 15:06:49 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x99, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1127.840749][T18300] batman_adv: batadv0: Not using interface veth1615 (retrying later): interface not active 15:06:49 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:49 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xba01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1127.925470][T18326] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2000000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:49 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9a, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1128.094686][T18300] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1128.175969][T18326] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:49 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xa00}, 0x0) 15:06:49 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xa000000}, 0x0) 15:06:49 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:49 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9b, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:49 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2010000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:49 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1128.445497][T18367] batman_adv: batadv0: Adding interface: veth1617 [ 1128.462634][T18367] batman_adv: batadv0: The MTU of interface veth1617 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1128.496126][T18367] batman_adv: batadv0: Not using interface veth1617 (retrying later): interface not active 15:06:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9c, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2300000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xc00}, 0x0) 15:06:50 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc000000}, 0x0) 15:06:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9d, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x2d00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:50 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe000000}, 0x0) 15:06:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1128.953239][T18430] batman_adv: batadv0: Adding interface: veth1619 [ 1128.974309][T18430] batman_adv: batadv0: The MTU of interface veth1619 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1129.040052][ T29] kauditd_printk_skb: 86 callbacks suppressed [ 1129.040066][ T29] audit: type=1804 audit(1591801610.541:13503): pid=18438 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2379/bus" dev="sda1" ino=16114 res=1 [ 1129.131579][T18430] batman_adv: batadv0: Not using interface veth1619 (retrying later): interface not active [ 1129.140289][ T29] audit: type=1804 audit(1591801610.591:13504): pid=18438 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2379/bus" dev="sda1" ino=16114 res=1 15:06:50 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xb901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:50 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9e, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1129.240696][ T29] audit: type=1804 audit(1591801610.621:13505): pid=18444 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2350/bus" dev="sda1" ino=16376 res=1 15:06:50 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1129.322665][ T29] audit: type=1804 audit(1591801610.641:13506): pid=18448 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2350/bus" dev="sda1" ino=16376 res=1 15:06:50 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x3f00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:50 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xe00}, 0x0) [ 1129.476329][ T29] audit: type=1804 audit(1591801610.711:13507): pid=18454 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2374/bus" dev="sda1" ino=16383 res=1 15:06:51 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x10000000}, 0x0) [ 1129.586670][ T29] audit: type=1804 audit(1591801610.721:13508): pid=18455 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2374/bus" dev="sda1" ino=16383 res=1 15:06:51 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x9f, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:51 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1129.709096][ T29] audit: type=1804 audit(1591801610.951:13509): pid=18475 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2380/bus" dev="sda1" ino=16372 res=1 15:06:51 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xba00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1129.763968][ T29] audit: type=1804 audit(1591801611.001:13510): pid=18471 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2351/bus" dev="sda1" ino=16374 res=1 [ 1129.799453][T18490] batman_adv: batadv0: Adding interface: veth1621 [ 1129.805888][T18490] batman_adv: batadv0: The MTU of interface veth1621 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1129.884404][T18490] batman_adv: batadv0: Not using interface veth1621 (retrying later): interface not active 15:06:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4000000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1129.954149][ T29] audit: type=1804 audit(1591801611.021:13511): pid=18478 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2375/bus" dev="sda1" ino=16384 res=1 15:06:51 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:51 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1f000000}, 0x0) 15:06:51 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x1f00}, 0x0) 15:06:51 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:51 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xba01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1130.111545][ T29] audit: type=1800 audit(1591801611.031:13512): pid=18470 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=16372 res=0 [ 1130.289297][T18545] batman_adv: batadv0: Adding interface: veth1623 [ 1130.295756][T18545] batman_adv: batadv0: The MTU of interface veth1623 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:51 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4100000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:51 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:51 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:51 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbe00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1130.408203][T18545] batman_adv: batadv0: Not using interface veth1623 (retrying later): interface not active 15:06:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x20000000}, 0x0) 15:06:52 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x2000}, 0x0) 15:06:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4800000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:52 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbe01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x4c00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1130.961048][T18599] batman_adv: batadv0: Adding interface: veth1625 [ 1130.967517][T18599] batman_adv: batadv0: The MTU of interface veth1625 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x3f000000}, 0x0) 15:06:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1131.059172][T18599] batman_adv: batadv0: Not using interface veth1625 (retrying later): interface not active 15:06:52 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6000000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:52 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x3f00}, 0x0) 15:06:52 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x40000000}, 0x0) 15:06:52 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:52 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6800000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1131.539033][T18669] batman_adv: batadv0: Adding interface: veth1627 [ 1131.545483][T18669] batman_adv: batadv0: The MTU of interface veth1627 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1131.688103][T18669] batman_adv: batadv0: Not using interface veth1627 (retrying later): interface not active [ 1131.738372][T18670] __nla_validate_parse: 25 callbacks suppressed [ 1131.738381][T18670] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:53 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x6c00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1132.063350][T18660] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1132.170027][T18680] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:53 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4000}, 0x0) 15:06:53 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1132.347040][T18722] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:53 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbe00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:54 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x48000000}, 0x0) [ 1132.629474][T18727] batman_adv: batadv0: Adding interface: veth1629 [ 1132.635928][T18727] batman_adv: batadv0: The MTU of interface veth1629 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7400000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:54 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:54 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbe01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:54 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1132.866488][T18727] batman_adv: batadv0: Not using interface veth1629 (retrying later): interface not active [ 1132.934878][T18737] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x7a00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1133.054615][T18727] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:54 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xa9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:54 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1133.128782][T18737] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:54 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4800}, 0x0) 15:06:54 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4c000000}, 0x0) 15:06:54 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:54 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x8cffffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1133.296323][T18785] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1133.385498][T18791] batman_adv: batadv0: Adding interface: veth1631 [ 1133.392891][T18791] batman_adv: batadv0: The MTU of interface veth1631 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1133.424600][T18791] batman_adv: batadv0: Not using interface veth1631 (retrying later): interface not active 15:06:54 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xaa, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1133.448750][T18793] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xbf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf5ffffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1133.689891][T18799] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:55 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x60000000}, 0x0) 15:06:55 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4c00}, 0x0) 15:06:55 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xab, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf6ffffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:55 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xac, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1134.161357][ T29] kauditd_printk_skb: 84 callbacks suppressed [ 1134.161371][ T29] audit: type=1804 audit(1591801615.661:13597): pid=18866 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2364/bus" dev="sda1" ino=16373 res=1 [ 1134.215446][T18851] batman_adv: batadv0: Adding interface: veth1633 [ 1134.239072][T18851] batman_adv: batadv0: The MTU of interface veth1633 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:55 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1134.322699][ T29] audit: type=1804 audit(1591801615.681:13598): pid=18870 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2364/bus" dev="sda1" ino=16373 res=1 [ 1134.364109][T18851] batman_adv: batadv0: Not using interface veth1633 (retrying later): interface not active 15:06:55 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xad, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1134.393585][ T29] audit: type=1804 audit(1591801615.731:13599): pid=18869 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2386/bus" dev="sda1" ino=16375 res=1 15:06:55 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xf9fdffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:56 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6082b8bc}, 0x0) 15:06:56 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x5865}, 0x0) [ 1134.537089][ T29] audit: type=1804 audit(1591801615.781:13600): pid=18874 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2394/bus" dev="sda1" ino=16384 res=1 15:06:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1134.650509][ T29] audit: type=1804 audit(1591801615.791:13601): pid=18874 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2394/bus" dev="sda1" ino=16384 res=1 [ 1134.675843][ T29] audit: type=1804 audit(1591801615.801:13602): pid=18876 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2386/bus" dev="sda1" ino=16375 res=1 [ 1134.713646][ T29] audit: type=1804 audit(1591801615.801:13603): pid=18869 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2386/bus" dev="sda1" ino=16375 res=1 15:06:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xae, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1134.816117][ T29] audit: type=1804 audit(1591801615.981:13604): pid=18880 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2365/bus" dev="sda1" ino=16377 res=1 [ 1134.882608][T18906] batman_adv: batadv0: Adding interface: veth1635 [ 1134.893877][T18906] batman_adv: batadv0: The MTU of interface veth1635 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1134.906594][ T29] audit: type=1804 audit(1591801616.021:13605): pid=18889 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2365/bus" dev="sda1" ino=16377 res=1 [ 1134.949966][ T29] audit: type=1804 audit(1591801616.081:13606): pid=18892 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2395/bus" dev="sda1" ino=16363 res=1 15:06:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1135.013377][T18906] batman_adv: batadv0: Not using interface veth1635 (retrying later): interface not active 15:06:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfeffffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xaf, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x65580000}, 0x0) 15:06:56 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x5c03}, 0x0) 15:06:56 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff00000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:56 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:56 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1135.521696][T18968] batman_adv: batadv0: Adding interface: veth1637 15:06:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xff0f000000000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1135.561888][T18968] batman_adv: batadv0: The MTU of interface veth1637 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1135.623568][T18968] batman_adv: batadv0: Not using interface veth1637 (retrying later): interface not active 15:06:57 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x68000000}, 0x0) 15:06:57 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6000}, 0x0) 15:06:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xfffbffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1136.160589][T19024] batman_adv: batadv0: Adding interface: veth1639 [ 1136.167051][T19024] batman_adv: batadv0: The MTU of interface veth1639 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1136.271385][T19024] batman_adv: batadv0: Not using interface veth1639 (retrying later): interface not active 15:06:57 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xffffff7f00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:57 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:57 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x6c000000}, 0x0) 15:06:57 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6501}, 0x0) 15:06:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xffffffff00000000, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) 15:06:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:58 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:58 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1136.773168][T19080] batman_adv: batadv0: Adding interface: veth1641 [ 1136.787208][T19080] batman_adv: batadv0: The MTU of interface veth1641 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1136.895571][T19080] batman_adv: batadv0: Not using interface veth1641 (retrying later): interface not active 15:06:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_nolock']) [ 1137.009961][T19073] __nla_validate_parse: 19 callbacks suppressed [ 1137.009971][T19073] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:58 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:58 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:58 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x74000000}, 0x0) [ 1137.106889][T19080] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:58 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:58 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6558}, 0x0) [ 1137.293003][T19129] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:58 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='\nioread_nolock']) 15:06:58 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1137.447859][T19145] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:06:59 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:59 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1137.587787][T19159] EXT4-fs (loop3): Unrecognized mount option " [ 1137.587787][T19159] ioread_nolock" or missing value [ 1137.605207][T19129] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1137.627451][T19149] batman_adv: batadv0: Adding interface: veth1643 15:06:59 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x7a000000}, 0x0) [ 1137.633898][T19149] batman_adv: batadv0: The MTU of interface veth1643 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:06:59 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='%ioread_nolock']) [ 1137.719491][T19149] batman_adv: batadv0: Not using interface veth1643 (retrying later): interface not active [ 1137.756611][T19172] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:59 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:59 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1137.865674][T19153] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1137.965396][T19191] EXT4-fs (loop3): Unrecognized mount option "%ioread_nolock" or missing value [ 1137.986479][T19172] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:59 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:06:59 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6800}, 0x0) 15:06:59 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x81000000}, 0x0) 15:06:59 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='.ioread_nolock']) 15:06:59 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xb9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1138.254429][T19208] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:06:59 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1138.360540][T19212] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1138.411952][T19227] EXT4-fs (loop3): Unrecognized mount option ".ioread_nolock" or missing value 15:07:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='/ioread_nolock']) 15:07:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1138.505201][T19222] batman_adv: batadv0: Adding interface: veth1645 [ 1138.522310][T19222] batman_adv: batadv0: The MTU of interface veth1645 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xba, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1138.601631][T19222] batman_adv: batadv0: Not using interface veth1645 (retrying later): interface not active 15:07:00 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1138.720089][T19247] EXT4-fs (loop3): Unrecognized mount option "/ioread_nolock" or missing value 15:07:00 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x88a8ffff}, 0x0) 15:07:00 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6c00}, 0x0) 15:07:00 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='\\ioread_nolock']) 15:07:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xbb, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:00 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.090840][T19285] EXT4-fs (loop3): Unrecognized mount option "\ioread_nolock" or missing value [ 1139.209338][ T29] kauditd_printk_skb: 93 callbacks suppressed [ 1139.209350][ T29] audit: type=1804 audit(1591801620.702:13700): pid=19298 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2379/bus" dev="sda1" ino=16384 res=1 15:07:00 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.253383][ T29] audit: type=1804 audit(1591801620.742:13701): pid=19299 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2379/bus" dev="sda1" ino=16384 res=1 [ 1139.310042][T19277] batman_adv: batadv0: Adding interface: veth1647 [ 1139.316489][T19277] batman_adv: batadv0: The MTU of interface veth1647 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:00 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xbc, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.318296][ T29] audit: type=1804 audit(1591801620.802:13702): pid=19304 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2401/bus" dev="sda1" ino=16378 res=1 15:07:00 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:00 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x92dd1be8}, 0x0) [ 1139.423832][T19277] batman_adv: batadv0: Not using interface veth1647 (retrying later): interface not active [ 1139.489712][ T29] audit: type=1804 audit(1591801620.892:13703): pid=19307 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2401/bus" dev="sda1" ino=16378 res=1 15:07:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xca00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="87696f726561645f6e6f6c6f636b"]) 15:07:01 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xbd, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.650426][ T29] audit: type=1804 audit(1591801621.022:13704): pid=19311 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2410/bus" dev="sda1" ino=16383 res=1 15:07:01 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x7400}, 0x0) 15:07:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.796208][T19332] EXT4-fs (loop3): Unrecognized mount option "‡ioread_nolock" or missing value [ 1139.800003][ T29] audit: type=1804 audit(1591801621.032:13705): pid=19311 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2410/bus" dev="sda1" ino=16383 res=1 15:07:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xca01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:01 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x9effffff}, 0x0) [ 1139.924476][ T29] audit: type=1804 audit(1591801621.032:13706): pid=19314 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2380/bus" dev="sda1" ino=16381 res=1 [ 1139.934387][T19346] batman_adv: batadv0: Adding interface: veth1649 15:07:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1139.967270][T19346] batman_adv: batadv0: The MTU of interface veth1649 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:01 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xbe, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1140.053940][ T29] audit: type=1804 audit(1591801621.082:13707): pid=19320 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2380/bus" dev="sda1" ino=16381 res=1 [ 1140.121131][T19346] batman_adv: batadv0: Not using interface veth1649 (retrying later): interface not active [ 1140.150375][ T29] audit: type=1804 audit(1591801621.202:13708): pid=19325 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2402/bus" dev="sda1" ino=16361 res=1 15:07:01 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:01 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="c8696f726561645f6e6f6c6f636b"]) 15:07:01 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xbf, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1140.324156][ T29] audit: type=1804 audit(1591801621.252:13709): pid=19331 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2402/bus" dev="sda1" ino=16361 res=1 15:07:01 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:01 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x7a00}, 0x0) [ 1140.462691][T19387] EXT4-fs (loop3): Unrecognized mount option "Čioread_nolock" or missing value 15:07:02 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:02 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xbcb88260}, 0x0) [ 1140.535023][T19394] batman_adv: batadv0: Adding interface: veth1651 [ 1140.541722][T19394] batman_adv: batadv0: The MTU of interface veth1651 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1140.568900][T19394] batman_adv: batadv0: Not using interface veth1651 (retrying later): interface not active 15:07:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='d\noread_nolock']) 15:07:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x8100}, 0x0) 15:07:02 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xca00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1140.750107][T19418] batman_adv: batadv0: Adding interface: veth1653 15:07:02 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1140.788862][T19418] batman_adv: batadv0: The MTU of interface veth1653 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1140.828390][T19418] batman_adv: batadv0: Not using interface veth1653 (retrying later): interface not active 15:07:02 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1140.881726][T19433] EXT4-fs (loop3): Unrecognized mount option "d [ 1140.881726][T19433] oread_nolock" or missing value 15:07:02 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xca01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:02 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='d%oread_nolock']) 15:07:02 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xf000}, 0x0) 15:07:02 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc3030000}, 0x0) 15:07:02 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:02 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1141.211575][T19461] EXT4-fs (loop3): Unrecognized mount option "d%oread_nolock" or missing value 15:07:02 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1141.423045][T19472] batman_adv: batadv0: Adding interface: veth1655 [ 1141.431131][T19472] batman_adv: batadv0: The MTU of interface veth1655 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1141.463275][T19472] batman_adv: batadv0: Not using interface veth1655 (retrying later): interface not active 15:07:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='d\\oread_nolock']) 15:07:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x20000}, 0x0) 15:07:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xcdca2a00}, 0x0) 15:07:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:03 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1141.720350][T19513] batman_adv: batadv0: Adding interface: veth1657 [ 1141.732936][T19509] EXT4-fs (loop3): Unrecognized mount option "d\oread_nolock" or missing value 15:07:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1141.751431][T19513] batman_adv: batadv0: The MTU of interface veth1657 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1141.846229][T19513] batman_adv: batadv0: Not using interface veth1657 (retrying later): interface not active 15:07:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:03 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64876f726561645f6e6f6c6f636b"]) 15:07:03 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1142.027593][T19522] __nla_validate_parse: 25 callbacks suppressed [ 1142.027603][T19522] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:03 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x40000}, 0x0) 15:07:03 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1142.174548][T19554] EXT4-fs (loop3): Unrecognized mount option "d‡oread_nolock" or missing value [ 1142.209942][T19562] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:03 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe0000000}, 0x0) [ 1142.273972][T19566] batman_adv: batadv0: Adding interface: veth1659 [ 1142.282611][T19566] batman_adv: batadv0: The MTU of interface veth1659 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:03 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xce00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:03 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1142.420364][T19566] batman_adv: batadv0: Not using interface veth1659 (retrying later): interface not active 15:07:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='di\nread_nolock']) [ 1142.532956][T19576] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:04 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:04 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xce01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:04 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1142.761481][T19599] EXT4-fs (loop3): Unrecognized mount option "di [ 1142.761481][T19599] read_nolock" or missing value [ 1142.804437][T19573] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1142.892106][T19576] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:04 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:04 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='di%read_nolock']) 15:07:04 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xf0ffff}, 0x0) 15:07:04 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe81bdd92}, 0x0) 15:07:04 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:04 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:04 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1143.169966][T19624] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1143.188903][T19621] EXT4-fs (loop3): Unrecognized mount option "di%read_nolock" or missing value [ 1143.370194][T19627] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:04 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xce00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xc9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1143.464224][T19629] batman_adv: batadv0: Adding interface: veth1661 [ 1143.475086][T19629] batman_adv: batadv0: The MTU of interface veth1661 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1143.564468][T19629] batman_adv: batadv0: Not using interface veth1661 (retrying later): interface not active 15:07:05 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xce01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1143.749709][T19629] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:05 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='di\\read_nolock']) 15:07:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1143.817868][T19627] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:05 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x1000000}, 0x0) 15:07:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xca, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:05 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xf0ffffff}, 0x0) [ 1143.969359][T19680] EXT4-fs (loop3): Unrecognized mount option "di\read_nolock" or missing value [ 1144.018359][T19685] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:05 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:05 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xcb, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.186597][T19690] batman_adv: batadv0: Adding interface: veth1663 [ 1144.193053][T19690] batman_adv: batadv0: The MTU of interface veth1663 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1144.248120][ T29] kauditd_printk_skb: 84 callbacks suppressed [ 1144.248133][ T29] audit: type=1804 audit(1591801625.743:13794): pid=19703 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2394/bus" dev="sda1" ino=15826 res=1 [ 1144.284556][T19690] batman_adv: batadv0: Not using interface veth1663 (retrying later): interface not active [ 1144.308972][ T29] audit: type=1804 audit(1591801625.793:13795): pid=19710 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2425/bus" dev="sda1" ino=15955 res=1 [ 1144.336205][ T29] audit: type=1804 audit(1591801625.793:13796): pid=19710 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2425/bus" dev="sda1" ino=15955 res=1 15:07:05 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xcc, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.421179][ T29] audit: type=1800 audit(1591801625.823:13797): pid=19703 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=15826 res=0 15:07:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="646987726561645f6e6f6c6f636b"]) 15:07:06 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xcf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.495972][ T29] audit: type=1804 audit(1591801625.823:13798): pid=19713 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2394/bus" dev="sda1" ino=15826 res=1 15:07:06 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x2000000}, 0x0) 15:07:06 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.662832][T19737] EXT4-fs (loop3): Unrecognized mount option "di‡read_nolock" or missing value [ 1144.689801][ T29] audit: type=1804 audit(1591801625.863:13799): pid=19716 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2415/bus" dev="sda1" ino=16051 res=1 [ 1144.744616][ T29] audit: type=1804 audit(1591801625.893:13800): pid=19720 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2415/bus" dev="sda1" ino=16051 res=1 15:07:06 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xfeffffff}, 0x0) [ 1144.772150][ T29] audit: type=1804 audit(1591801626.153:13801): pid=19736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2426/bus" dev="sda1" ino=15745 res=1 15:07:06 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xcd, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.850635][ T29] audit: type=1804 audit(1591801626.173:13802): pid=19736 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2426/bus" dev="sda1" ino=15745 res=1 [ 1144.856086][T19750] batman_adv: batadv0: Adding interface: veth1665 15:07:06 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:06 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1144.939468][ T29] audit: type=1804 audit(1591801626.233:13803): pid=19747 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2416/bus" dev="sda1" ino=16162 res=1 [ 1144.978464][T19750] batman_adv: batadv0: The MTU of interface veth1665 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1145.042033][T19750] batman_adv: batadv0: Not using interface veth1665 (retrying later): interface not active 15:07:06 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xce, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:06 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dio\nead_nolock']) 15:07:06 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:06 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:06 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xcf, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:06 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xffffa888}, 0x0) [ 1145.369252][T19795] EXT4-fs (loop3): Unrecognized mount option "dio [ 1145.369252][T19795] ead_nolock" or missing value 15:07:06 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x3000000}, 0x0) 15:07:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dio%ead_nolock']) 15:07:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:07 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1145.743625][T19833] EXT4-fs (loop3): Unrecognized mount option "dio%ead_nolock" or missing value [ 1145.765121][T19820] batman_adv: batadv0: Adding interface: veth1667 [ 1145.781804][T19820] batman_adv: batadv0: The MTU of interface veth1667 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1145.922109][T19820] batman_adv: batadv0: Not using interface veth1667 (retrying later): interface not active 15:07:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dio\\ead_nolock']) 15:07:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:07 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:07 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xfffff000}, 0x0) 15:07:07 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4000000}, 0x0) 15:07:07 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1146.151198][T19860] EXT4-fs (loop3): Unrecognized mount option "dio\ead_nolock" or missing value 15:07:07 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1146.350514][T19878] batman_adv: batadv0: Adding interface: veth1669 [ 1146.368149][T19878] batman_adv: batadv0: The MTU of interface veth1669 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:07 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1146.397366][T19878] batman_adv: batadv0: Not using interface veth1669 (retrying later): interface not active 15:07:07 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f876561645f6e6f6c6f636b"]) 15:07:08 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xffffff7f}, 0x0) 15:07:08 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x5000000}, 0x0) [ 1146.590700][T19910] EXT4-fs (loop3): Unrecognized mount option "dio‡ead_nolock" or missing value 15:07:08 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:08 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dior\nad_nolock']) 15:07:08 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1146.933815][T19932] batman_adv: batadv0: Adding interface: veth1671 [ 1146.946227][T19932] batman_adv: batadv0: The MTU of interface veth1671 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:08 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1147.007076][T19932] batman_adv: batadv0: Not using interface veth1671 (retrying later): interface not active 15:07:08 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1147.051527][T19917] __nla_validate_parse: 17 callbacks suppressed [ 1147.051535][T19917] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1147.073931][T19955] EXT4-fs (loop3): Unrecognized mount option "dior [ 1147.073931][T19955] ad_nolock" or missing value 15:07:08 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xffffff9e}, 0x0) [ 1147.207490][T19925] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:08 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dior%ad_nolock']) [ 1147.319362][T19936] BUG: MAX_LOCKDEP_KEYS too low! [ 1147.324318][T19936] turning off the locking correctness validator. [ 1147.330639][T19936] CPU: 1 PID: 19936 Comm: syz-executor.5 Not tainted 5.7.0-syzkaller #0 [ 1147.338952][T19936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1147.348998][T19936] Call Trace: [ 1147.352286][T19936] dump_stack+0x188/0x20d [ 1147.356610][T19936] register_lock_class.cold+0x11/0x19 [ 1147.362048][T19936] ? kernel_text_address+0x6e/0xe0 [ 1147.367156][T19936] ? is_dynamic_key+0x1a0/0x1a0 [ 1147.372006][T19936] ? mark_lock+0x11f/0xdd0 [ 1147.376416][T19936] ? __lock_acquire+0x2224/0x48a0 [ 1147.381463][T19936] ? print_usage_bug+0x240/0x240 [ 1147.386396][T19936] __lock_acquire+0xff/0x48a0 [ 1147.391065][T19936] ? __lock_acquire+0x2224/0x48a0 [ 1147.394332][T19981] EXT4-fs (loop3): Unrecognized mount option "dior%ad_nolock" or missing value [ 1147.396081][T19936] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 1147.396097][T19936] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 1147.396111][T19936] lock_acquire+0x1f2/0x8f0 [ 1147.396132][T19936] ? __dev_mc_add+0x28/0xd0 [ 1147.396223][T19936] ? igmp6_group_added+0x154/0x420 [ 1147.431020][T19936] ? lock_release+0x800/0x800 [ 1147.435685][T19936] ? lock_release+0x800/0x800 [ 1147.440347][T19936] ? lock_acquire+0x1f2/0x8f0 [ 1147.445065][T19936] ? do_raw_spin_lock+0x129/0x2e0 [ 1147.450087][T19936] _raw_spin_lock_bh+0x2f/0x40 [ 1147.454844][T19936] ? __dev_mc_add+0x28/0xd0 [ 1147.459341][T19936] __dev_mc_add+0x28/0xd0 [ 1147.465751][T19936] igmp6_group_added+0x375/0x420 [ 1147.470687][T19936] ? igmp6_join_group.part.0+0x390/0x390 [ 1147.476359][T19936] ? __local_bh_enable_ip+0x159/0x270 [ 1147.481726][T19936] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 1147.487701][T19936] ? __ipv6_dev_mc_inc+0x811/0xca0 [ 1147.492807][T19936] ? __ipv6_dev_mc_inc+0x811/0xca0 [ 1147.497917][T19936] __ipv6_dev_mc_inc+0x819/0xca0 [ 1147.502933][T19936] ipv6_add_dev+0x99d/0x1090 [ 1147.507520][T19936] addrconf_notify+0x89c/0x2250 [ 1147.512427][T19936] ? tls_dev_event+0x100/0xc60 15:07:09 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1147.517184][T19936] ? do_raw_spin_lock+0x129/0x2e0 [ 1147.522202][T19936] ? inet6_ifinfo_notify+0x150/0x150 [ 1147.527480][T19936] ? __local_bh_enable_ip+0x159/0x270 [ 1147.532888][T19936] ? clusterip_netdev_event+0x465/0x640 [ 1147.538469][T19936] ? tee_netdev_event+0x431/0x5d0 [ 1147.543494][T19936] ? notifier_call_chain+0xc0/0x230 [ 1147.548686][T19936] notifier_call_chain+0xc0/0x230 [ 1147.553731][T19936] call_netdevice_notifiers_info+0xb5/0x130 [ 1147.559616][T19936] register_netdevice+0xd70/0x10b0 [ 1147.564728][T19936] ? netdev_change_features+0xb0/0xb0 [ 1147.570191][T19936] macvlan_common_newlink+0xc04/0x14a0 [ 1147.575659][T19936] ? macvlan_common_newlink+0x14a0/0x14a0 [ 1147.581362][T19936] __rtnl_newlink+0xf16/0x1590 [ 1147.586100][T19936] ? rtnl_link_unregister+0x240/0x240 [ 1147.591504][T19936] ? bpf_ksym_find+0x177/0x1c0 [ 1147.596253][T19936] ? is_bpf_text_address+0xcb/0x160 [ 1147.601433][T19936] ? kernel_text_address+0x6e/0xe0 [ 1147.606515][T19936] ? __kernel_text_address+0x9/0x30 [ 1147.611695][T19936] ? unwind_get_return_address+0x5a/0xa0 [ 1147.617301][T19936] ? profile_setup.cold+0xc1/0xc1 [ 1147.622311][T19936] ? arch_stack_walk+0x97/0xf0 [ 1147.627056][T19936] ? stack_trace_save+0x8c/0xc0 [ 1147.631885][T19936] ? stack_trace_consume_entry+0x160/0x160 [ 1147.637669][T19936] ? rtnl_newlink+0x46/0xa0 [ 1147.642148][T19936] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 1147.647682][T19936] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 1147.653635][T19936] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 1147.659421][T19936] rtnl_newlink+0x64/0xa0 [ 1147.663725][T19936] ? __rtnl_newlink+0x1590/0x1590 [ 1147.668725][T19936] rtnetlink_rcv_msg+0x44e/0xad0 [ 1147.673688][T19936] ? rtnl_bridge_getlink+0x870/0x870 [ 1147.678952][T19936] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 1147.684232][T19936] ? __copy_skb_header+0x1f0/0x5b0 [ 1147.689313][T19936] ? skb_splice_bits+0x1a0/0x1a0 [ 1147.694261][T19936] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 1147.700151][T19936] netlink_rcv_skb+0x15a/0x430 [ 1147.704890][T19936] ? rtnl_bridge_getlink+0x870/0x870 [ 1147.710154][T19936] ? netlink_ack+0xa60/0xa60 [ 1147.714721][T19936] netlink_unicast+0x537/0x740 [ 1147.719460][T19936] ? netlink_attachskb+0x810/0x810 [ 1147.724543][T19936] ? _copy_from_iter_full+0x25c/0x870 [ 1147.729887][T19936] ? __phys_addr_symbol+0x2c/0x70 [ 1147.734891][T19936] ? __check_object_size+0x171/0x437 [ 1147.740152][T19936] netlink_sendmsg+0x882/0xe10 [ 1147.744893][T19936] ? aa_af_perm+0x260/0x260 [ 1147.749367][T19936] ? netlink_unicast+0x740/0x740 [ 1147.754278][T19936] ? netlink_unicast+0x740/0x740 [ 1147.759205][T19936] sock_sendmsg+0xcf/0x120 [ 1147.763596][T19936] ____sys_sendmsg+0x6e6/0x810 [ 1147.768333][T19936] ? kernel_sendmsg+0x50/0x50 [ 1147.772986][T19936] ___sys_sendmsg+0x100/0x170 [ 1147.777636][T19936] ? debug_smp_processor_id+0x2f/0x185 [ 1147.783087][T19936] ? sendmsg_copy_msghdr+0x70/0x70 [ 1147.788197][T19936] ? __fget_files+0x32f/0x500 [ 1147.792844][T19936] ? ksys_dup3+0x3c0/0x3c0 [ 1147.797262][T19936] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 1147.803300][T19936] ? __fget_light+0x20e/0x270 [ 1147.807949][T19936] __sys_sendmsg+0xe5/0x1b0 [ 1147.812423][T19936] ? __sys_sendmsg_sock+0xb0/0xb0 [ 1147.817467][T19936] ? __x64_sys_futex+0x380/0x4f0 [ 1147.822413][T19936] ? do_syscall_64+0x21/0x7d0 [ 1147.827114][T19936] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 1147.833080][T19936] do_syscall_64+0xf6/0x7d0 [ 1147.837563][T19936] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 1147.843478][T19936] RIP: 0033:0x45ca69 [ 1147.847368][T19936] 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 [ 1147.866962][T19936] RSP: 002b:00007f8af0161c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1147.875342][T19936] RAX: ffffffffffffffda RBX: 00000000005015a0 RCX: 000000000045ca69 [ 1147.883291][T19936] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000007 [ 1147.891233][T19936] RBP: 000000000078c040 R08: 0000000000000000 R09: 0000000000000000 [ 1147.899176][T19936] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 1147.907121][T19936] R13: 0000000000000a15 R14: 00000000004ccf8c R15: 00007f8af01626d4 15:07:09 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x6000000}, 0x0) [ 1147.925565][T19974] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dior\\ad_nolock']) 15:07:09 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1147.981567][T19990] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:09 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xfffffff0}, 0x0) [ 1148.065498][T19997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1148.144496][T20006] batman_adv: batadv0: Adding interface: veth1673 [ 1148.152516][T20006] batman_adv: batadv0: The MTU of interface veth1673 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:09 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.197803][T20006] batman_adv: batadv0: Not using interface veth1673 (retrying later): interface not active [ 1148.211473][T20020] EXT4-fs (loop3): Unrecognized mount option "dior\ad_nolock" or missing value 15:07:09 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f728761645f6e6f6c6f636b"]) 15:07:09 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.292348][T20017] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:09 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.348724][T19997] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1148.364132][T20017] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:09 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xfffffffe}, 0x0) 15:07:09 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x7000000}, 0x0) [ 1148.455333][T20045] EXT4-fs (loop3): Unrecognized mount option "dior‡ad_nolock" or missing value [ 1148.503852][T20057] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diore\nd_nolock']) 15:07:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd500000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.607419][T20065] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd501000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.737997][T20090] EXT4-fs (loop3): Unrecognized mount option "diore [ 1148.737997][T20090] d_nolock" or missing value [ 1148.750386][T20071] batman_adv: batadv0: Adding interface: veth1675 15:07:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1000000000000}, 0x0) 15:07:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.772156][T20071] batman_adv: batadv0: The MTU of interface veth1675 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1148.818050][T20071] batman_adv: batadv0: Not using interface veth1675 (retrying later): interface not active 15:07:10 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diore%d_nolock']) 15:07:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1148.985646][T20110] EXT4-fs (loop3): Unrecognized mount option "diore%d_nolock" or missing value 15:07:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x8000000}, 0x0) 15:07:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2000000000000}, 0x0) 15:07:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd600000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xd9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diore\\d_nolock']) [ 1149.233685][T20140] batman_adv: batadv0: Adding interface: veth1677 [ 1149.244316][T20140] batman_adv: batadv0: The MTU of interface veth1677 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:10 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd601000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:10 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xda, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1149.283574][T20140] batman_adv: batadv0: Not using interface veth1677 (retrying later): interface not active [ 1149.307626][T20157] EXT4-fs (loop3): Unrecognized mount option "diore\d_nolock" or missing value 15:07:10 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f726587645f6e6f6c6f636b"]) 15:07:10 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x9000000}, 0x0) 15:07:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x4000000000000}, 0x0) [ 1149.414548][ T29] kauditd_printk_skb: 88 callbacks suppressed [ 1149.414561][ T29] audit: type=1804 audit(1591801630.903:13892): pid=20164 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2431/bus" dev="sda1" ino=16378 res=1 15:07:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1149.548251][T20182] EXT4-fs (loop3): Unrecognized mount option "diore‡d_nolock" or missing value [ 1149.558040][ T29] audit: type=1804 audit(1591801630.933:13893): pid=20175 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2431/bus" dev="sda1" ino=16378 res=1 [ 1149.614696][ T29] audit: type=1804 audit(1591801630.963:13894): pid=20172 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2409/bus" dev="sda1" ino=16380 res=1 15:07:11 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd700000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1149.662023][T20192] batman_adv: batadv0: Adding interface: veth1679 [ 1149.678798][T20192] batman_adv: batadv0: The MTU of interface veth1679 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:11 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xdb, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1149.726409][ T29] audit: type=1804 audit(1591801630.973:13895): pid=20171 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2440/bus" dev="sda1" ino=15761 res=1 [ 1149.772884][T20192] batman_adv: batadv0: Not using interface veth1679 (retrying later): interface not active [ 1149.793781][ T29] audit: type=1804 audit(1591801631.043:13896): pid=20186 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2409/bus" dev="sda1" ino=16380 res=1 15:07:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diorea\n_nolock']) [ 1149.848812][ T29] audit: type=1804 audit(1591801631.043:13897): pid=20176 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2409/bus" dev="sda1" ino=16380 res=1 15:07:11 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd701000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:11 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xa000000}, 0x0) 15:07:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x2acacd00000000}, 0x0) 15:07:11 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xdc, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1149.978663][ T29] audit: type=1800 audit(1591801631.043:13898): pid=20172 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.4" name="bus" dev="sda1" ino=16380 res=0 [ 1150.042210][T20230] EXT4-fs (loop3): Unrecognized mount option "diorea [ 1150.042210][T20230] _nolock" or missing value 15:07:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1150.106134][ T29] audit: type=1800 audit(1591801631.073:13899): pid=20171 uid=0 auid=0 ses=4 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="bus" dev="sda1" ino=15761 res=0 15:07:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xf0ffffffffffff}, 0x0) 15:07:11 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd800000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:11 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xdd, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1150.148327][T20252] batman_adv: batadv0: Adding interface: veth1681 [ 1150.188219][T20252] batman_adv: batadv0: The MTU of interface veth1681 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1150.230610][ T29] audit: type=1804 audit(1591801631.083:13900): pid=20177 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2440/bus" dev="sda1" ino=15761 res=1 [ 1150.282194][T20252] batman_adv: batadv0: Not using interface veth1681 (retrying later): interface not active [ 1150.297384][ T29] audit: type=1804 audit(1591801631.103:13901): pid=20194 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2432/bus" dev="sda1" ino=16378 res=1 15:07:11 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diorea%_nolock']) 15:07:11 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xde, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:11 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:11 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd801000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x100000000000000}, 0x0) 15:07:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xc000000}, 0x0) [ 1150.517039][T20285] EXT4-fs (loop3): Unrecognized mount option "diorea%_nolock" or missing value 15:07:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diorea._nolock']) 15:07:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xdf, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd900000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1150.731185][T20320] EXT4-fs (loop3): Unrecognized mount option "diorea._nolock" or missing value [ 1150.768346][T20319] batman_adv: batadv0: Adding interface: veth1683 15:07:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xd901000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1150.774791][T20319] batman_adv: batadv0: The MTU of interface veth1683 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1150.811053][T20319] batman_adv: batadv0: Not using interface veth1683 (retrying later): interface not active 15:07:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diorea/_nolock']) 15:07:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x200000000000000}, 0x0) 15:07:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0xe000000}, 0x0) 15:07:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1151.068400][T20364] EXT4-fs (loop3): Unrecognized mount option "diorea/_nolock" or missing value [ 1151.097512][T20362] batman_adv: batadv0: Adding interface: veth1685 15:07:12 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1151.103948][T20362] batman_adv: batadv0: The MTU of interface veth1685 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1151.175250][T20362] batman_adv: batadv0: Not using interface veth1685 (retrying later): interface not active 15:07:12 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='diorea\\_nolock']) 15:07:12 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x300000000000000}, 0x0) 15:07:12 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x10000000}, 0x0) [ 1151.345537][T20390] EXT4-fs (loop3): Unrecognized mount option "diorea\_nolock" or missing value 15:07:12 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xda01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f726561875f6e6f6c6f636b"]) [ 1151.522393][T20409] batman_adv: batadv0: Adding interface: veth1687 [ 1151.554710][T20409] batman_adv: batadv0: The MTU of interface veth1687 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1151.640795][T20409] batman_adv: batadv0: Not using interface veth1687 (retrying later): interface not active 15:07:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x400000000000000}, 0x0) 15:07:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1151.719400][T20434] EXT4-fs (loop3): Unrecognized mount option "diorea‡_nolock" or missing value 15:07:13 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x1f000000}, 0x0) 15:07:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f726561c85f6e6f6c6f636b"]) 15:07:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdb01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.033261][T20468] EXT4-fs (loop3): Unrecognized mount option "dioreaČ_nolock" or missing value [ 1152.036265][T20456] batman_adv: batadv0: Adding interface: veth1689 15:07:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.078620][T20456] batman_adv: batadv0: The MTU of interface veth1689 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1152.111721][T20456] batman_adv: batadv0: Not using interface veth1689 (retrying later): interface not active 15:07:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread\nnolock']) 15:07:13 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.216974][T20443] __nla_validate_parse: 32 callbacks suppressed [ 1152.216984][T20443] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1152.288166][T20456] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x500000000000000}, 0x0) [ 1152.330034][T20495] EXT4-fs (loop3): Unrecognized mount option "dioread [ 1152.330034][T20495] nolock" or missing value 15:07:13 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x20000000}, 0x0) 15:07:13 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:13 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread%nolock']) 15:07:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdc01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.448769][T20509] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe7, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.584714][T20512] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 1152.632879][T20533] EXT4-fs (loop3): Unrecognized mount option "dioread%nolock" or missing value 15:07:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe8, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.675356][T20517] batman_adv: batadv0: Adding interface: veth1691 [ 1152.683885][T20517] batman_adv: batadv0: The MTU of interface veth1691 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.806408][T20517] batman_adv: batadv0: Not using interface veth1691 (retrying later): interface not active 15:07:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f72656164876e6f6c6f636b"]) 15:07:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xe9, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1152.892619][T20509] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x600000000000000}, 0x0) [ 1152.967338][T20526] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:14 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x2818dfa9}, 0x0) 15:07:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdd01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xea, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1153.030835][T20569] EXT4-fs (loop3): Unrecognized mount option "dioread‡nolock" or missing value [ 1153.068717][T20574] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_\nolock']) [ 1153.137458][T20580] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 15:07:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x700000000000000}, 0x0) [ 1153.230794][T20574] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 1153.253321][T20592] batman_adv: batadv0: Adding interface: veth1693 [ 1153.263741][T20592] batman_adv: batadv0: The MTU of interface veth1693 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1153.308785][T20606] EXT4-fs (loop3): Unrecognized mount option "dioread_ [ 1153.308785][T20606] olock" or missing value 15:07:14 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:14 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xeb, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1153.336900][T20592] batman_adv: batadv0: Not using interface veth1693 (retrying later): interface not active [ 1153.376637][T20609] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. 15:07:14 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_%olock']) 15:07:15 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x3f000000}, 0x0) 15:07:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xde01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x800000000000000}, 0x0) 15:07:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xec, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1153.576325][T20637] EXT4-fs (loop3): Unrecognized mount option "dioread_%olock" or missing value 15:07:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1153.651544][T20644] batman_adv: batadv0: Adding interface: veth1695 [ 1153.666943][T20644] batman_adv: batadv0: The MTU of interface veth1695 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1153.692901][T20644] batman_adv: batadv0: Not using interface veth1695 (retrying later): interface not active 15:07:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xed, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf00000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f726561645f876f6c6f636b"]) 15:07:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x40000000}, 0x0) 15:07:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x900000000000000}, 0x0) [ 1153.941103][T20683] EXT4-fs (loop3): Unrecognized mount option "dioread_‡olock" or missing value 15:07:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xee, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xdf01000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_n\nlock']) 15:07:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1154.081913][T20700] batman_adv: batadv0: Adding interface: veth1697 [ 1154.103331][T20700] batman_adv: batadv0: The MTU of interface veth1697 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1154.173735][T20700] batman_adv: batadv0: Not using interface veth1697 (retrying later): interface not active [ 1154.244302][T20717] EXT4-fs (loop3): Unrecognized mount option "dioread_n [ 1154.244302][T20717] lock" or missing value 15:07:15 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xef, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xa00000000000000}, 0x0) 15:07:15 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe000000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:15 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1154.416089][ T29] kauditd_printk_skb: 114 callbacks suppressed [ 1154.416101][ T29] audit: type=1804 audit(1591801635.914:14016): pid=20735 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2461/bus" dev="sda1" ino=16370 res=1 15:07:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x48000000}, 0x0) 15:07:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_n%lock']) [ 1154.543456][ T29] audit: type=1804 audit(1591801635.954:14017): pid=20735 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2461/bus" dev="sda1" ino=16370 res=1 15:07:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1154.596236][ T29] audit: type=1804 audit(1591801636.004:14018): pid=20747 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2450/bus" dev="sda1" ino=16377 res=1 [ 1154.673576][T20761] EXT4-fs (loop3): Unrecognized mount option "dioread_n%lock" or missing value [ 1154.673840][ T29] audit: type=1804 audit(1591801636.034:14019): pid=20751 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2450/bus" dev="sda1" ino=16377 res=1 [ 1154.691030][T20769] batman_adv: batadv0: Adding interface: veth1699 15:07:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe001000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1154.707774][ T29] audit: type=1804 audit(1591801636.064:14020): pid=20749 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2428/bus" dev="sda1" ino=16368 res=1 [ 1154.749261][ T29] audit: type=1804 audit(1591801636.084:14021): pid=20758 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir489029171/syzkaller.CH3ZZS/2428/bus" dev="sda1" ino=16368 res=1 [ 1154.772971][ T29] audit: type=1804 audit(1591801636.164:14022): pid=20773 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2462/bus" dev="sda1" ino=16370 res=1 [ 1154.797670][ T29] audit: type=1804 audit(1591801636.204:14023): pid=20773 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir577242773/syzkaller.wrY4H7/2462/bus" dev="sda1" ino=16370 res=1 15:07:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xc00000000000000}, 0x0) 15:07:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf1, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1154.799595][T20769] batman_adv: batadv0: The MTU of interface veth1699 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1154.883939][T20769] batman_adv: batadv0: Not using interface veth1699 (retrying later): interface not active [ 1154.894819][ T29] audit: type=1804 audit(1591801636.374:14024): pid=20781 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2451/bus" dev="sda1" ino=16370 res=1 [ 1154.953643][ T29] audit: type=1804 audit(1591801636.394:14025): pid=20783 uid=0 auid=0 ses=4 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir249304572/syzkaller.4dZGbH/2451/bus" dev="sda1" ino=16370 res=1 15:07:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe300000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf2, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_n\\lock']) 15:07:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe100000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:16 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x4c000000}, 0x0) 15:07:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0xe00000000000000}, 0x0) [ 1155.211871][T20817] EXT4-fs (loop3): Unrecognized mount option "dioread_n\lock" or missing value 15:07:16 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf3, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1155.285688][T20831] batman_adv: batadv0: Adding interface: veth1701 15:07:16 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe301000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1155.327748][T20831] batman_adv: batadv0: The MTU of interface veth1701 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. 15:07:16 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe101000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:16 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="64696f726561645f6e876c6f636b"]) [ 1155.386242][T20831] batman_adv: batadv0: Not using interface veth1701 (retrying later): interface not active 15:07:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe400000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf4, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1155.484233][T20855] EXT4-fs (loop3): Unrecognized mount option "dioread_n‡lock" or missing value 15:07:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$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)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1000000000000000}, 0x0) 15:07:17 executing program 5: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000000c0)=ANY=[@ANYBLOB="2800000010002508000000000000020000000000", @ANYRES32=r4, @ANYBLOB="000000000000000008000a0014"], 0x28}}, 0x0) r5 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r6}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r4}}, 0x20}, 0x1, 0x0, 0x5c030000}, 0x0) 15:07:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe200000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:17 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000200)="21bca274769e620a2d34fa0095e0612687ec30310d4e02a9000a000500000000000000b579a782c270146d0e0206e700a8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB='dioread_no\nock']) 15:07:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf5, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:17 executing program 1: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe401000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1155.775832][T20892] batman_adv: batadv0: Adding interface: veth1703 [ 1155.782288][T20892] batman_adv: batadv0: The MTU of interface veth1703 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1155.812273][T20892] batman_adv: batadv0: Not using interface veth1703 (retrying later): interface not active 15:07:17 executing program 4: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x1800007, 0x11, r0, 0x0) madvise(&(0x7f0000003000/0x4000)=nil, 0x4000, 0x2) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0xe201000000000000, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) [ 1155.823296][T20901] EXT4-fs (loop3): Unrecognized mount option "dioread_no [ 1155.823296][T20901] ock" or missing value 15:07:17 executing program 2: r0 = open(&(0x7f0000000080)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000006000/0x3000)=nil, 0x3000, 0x0, 0x11, r0, 0x0) r1 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r2 = open(&(0x7f0000000440)='./bus\x00', 0xc100, 0x0) ftruncate(r1, 0x2008001) dup3(r2, r1, 0x0) io_setup(0x40000000008, &(0x7f0000000240)=0x0) io_submit(r3, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0xf6, 0x0, 0x0, 0x0, r1, &(0x7f0000000000), 0x200a00}]) 15:07:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000680)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c00010076657468"], 0x48}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000340)=0x14) sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000300)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc, 0x1, 'macvlan\x00'}, {0x4}}}, @IFLA_LINK={0x8, 0x5, r5}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0x40d, 0x0, 0x0, {0x5, 0x0, 0x0, r3}}, 0x20}, 0x1, 0x0, 0x1f00000000