last executing test programs: 12.966265424s ago: executing program 4 (id=518): syz_kvm_add_vcpu$x86(0x0, &(0x7f0000000000)={0x0, &(0x7f0000000100)=[@code={0x1, 0x81, {"0f22e5c744240060420000c744240233d8cecbc7442406000000000f011c24668f38896810c4027958b20000000064449966baf80cb83284af80ef66bafc0c66ed66baf80cb8cc07ff8aef66bafc0cb8d4000000ef48b8f8000000000000000f23c00f2135030009000f23f8450f2244"}}], 0x81}) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0xf88e470f, 0xed}]}) execveat(0xffffffffffffffff, &(0x7f0000000000)='\x00', 0x0, 0x0, 0x1000) r0 = openat$kvm(0xffffff9c, &(0x7f00000000c0), 0x800, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000200)={[0xc45, 0x9, 0xfffffffffffffffd, 0x0, 0x10000, 0x3, 0x4002004c2, 0x7ff, 0x9, 0x6, 0x400, 0x80, 0x89, 0x0, 0x3, 0x8d], 0x100000, 0x2c08c6}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 12.508376299s ago: executing program 4 (id=521): r0 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000000000)) socket$nl_generic(0x10, 0x3, 0x10) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000001840), 0x2982, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, 0x0) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/cgroups\x00', 0x0, 0x0) sendfile(r1, r2, 0x0, 0x20000023896) 11.297742116s ago: executing program 4 (id=525): mknodat$loop(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x1000, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000002980)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x4001ffe, 0xa68d7c519fc00ff1, 0xffbc, 0x6, 0x7, 0x3, 0x0, 0x0, 0x40}}, 0x50) syz_fuse_handle_req(r0, &(0x7f0000008380)="00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001354c4b600", 0x2000, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000006340)={0x20, 0x0, 0x68cc, {0x0, 0x14}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x101001, 0x0) writev(r2, &(0x7f0000001440)=[{&(0x7f0000004b40)="80", 0x1}], 0x1) setsockopt$SO_BINDTODEVICE_wg(r2, 0x1, 0x19, 0x0, 0x0) ioctl$sock_inet6_tcp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000000)) close(r0) 10.846461438s ago: executing program 4 (id=529): mknod$loop(&(0x7f0000000140)='./file0\x00', 0xfff, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000001c0), 0x42, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x80, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000006300)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000000040)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x10408, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000021c0)="0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b7db00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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000000000000000000000000000f50000000000000000000000000000000000000000000000000000000000000000000000000000000000c6d90000000000001354c4b6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001a00", 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)={0x20, 0x0, 0x0, {0x0, 0x8}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x80101, 0x0) dup2(r2, r0) mknodat$loop(0xffffffffffffff9c, &(0x7f0000000180)='./file2\x00', 0x6000, 0x0) r3 = open(&(0x7f00000003c0)='./file2\x00', 0x81, 0x0) ioctl$BTRFS_IOC_DEFRAG(r3, 0x4c00, 0x3) 10.281624559s ago: executing program 4 (id=533): mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x10) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount$overlay(0x0, &(0x7f00000000c0)='./sys\x00', &(0x7f0000000080), 0xa14000, &(0x7f0000000140)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0) mount(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000006c0)='configfs\x00', 0x8010, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000440)='./file1\x00', 0x100) mkdir(&(0x7f0000000000)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000380)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) 8.322394309s ago: executing program 4 (id=540): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7001}) r1 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) r4 = socket$packet(0x11, 0x3, 0x300) bind$packet(r4, &(0x7f0000000500)={0x11, 0x0, r2}, 0x14) r5 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ptype\x00') preadv(r5, &(0x7f0000000580)=[{&(0x7f0000000400)=""/200, 0xc8}, {&(0x7f0000000540)=""/29, 0x1d}], 0x2, 0x1a, 0x0) syz_usb_connect(0x3, 0x46, &(0x7f0000000080)=ANY=[], 0x0) 7.76986545s ago: executing program 32 (id=540): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7001}) r1 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) r3 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) r4 = socket$packet(0x11, 0x3, 0x300) bind$packet(r4, &(0x7f0000000500)={0x11, 0x0, r2}, 0x14) r5 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ptype\x00') preadv(r5, &(0x7f0000000580)=[{&(0x7f0000000400)=""/200, 0xc8}, {&(0x7f0000000540)=""/29, 0x1d}], 0x2, 0x1a, 0x0) syz_usb_connect(0x3, 0x46, &(0x7f0000000080)=ANY=[], 0x0) 7.262840396s ago: executing program 2 (id=545): sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dev\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./dev\x00', &(0x7f00000000c0)='devtmpfs\x00', 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) r0 = syz_usb_connect(0x0, 0x55, &(0x7f0000000100)=ANY=[@ANYBLOB="12010002020000402505a7a400010000000109024300020100c001090400000102020100052400100104240202052401000105240600010705810308000a09040100020a00000007058202000200070503020002"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./dev/ttyACM0\x00', 0x2, 0x1) syz_usb_control_io(r0, 0x0, 0x0) writev(r1, &(0x7f0000001640)=[{&(0x7f0000000180)="b5c2", 0x2}], 0x1) write$UHID_INPUT(r1, &(0x7f0000000440)={0x8, {"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", 0x1000}}, 0x1006) 6.836285004s ago: executing program 3 (id=547): syz_open_dev$sndctrl(0x0, 0x1, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000200)=0x5) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x80200, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./tracing\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./tracing\x00', &(0x7f0000000200)='tracefs\x00', 0x10, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./tracing/events/sched/filter\x00', 0x1, 0x0) write(r1, &(0x7f0000000400), 0x0) 5.446684657s ago: executing program 3 (id=550): syz_mount_image$btrfs(&(0x7f00000004c0), &(0x7f00000015c0)='./file0\x00', 0x10, &(0x7f0000000080)={[{@notreelog}]}, 0x0, 0x559e, 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chdir(&(0x7f0000000240)='./file0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000005140)='./file0\x00', 0x0, 0x0) ioctl$BTRFS_IOC_ADD_DEV(r0, 0x5000940a, &(0x7f0000001000)={{0xffffffff}, '/dev/nullb0\x00'}) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x0, 0x140) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) ioctl$FITRIM(r1, 0xc4009420, &(0x7f0000000180)={0x5, 0xf4ffffff}) creat(&(0x7f0000000380)='./bus\x00', 0x0) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000680)='./bus\x00', 0x0, 0x5000, 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r2, 0x4c04, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x8e18, 0x2, 0x0, 0x0, 0xa, 0xd, "ef359f413bb93852f7d6a4ae6dddfbd1ce5d29c2ee5e5ca9000ff8ee09e737ff0edf110ff4117639c2eb4b78c660e677df701905b9aafab4afaaf755a3f6a004", "036c47c6780800d1cbf7966d61f53dc17769048b0000fd0c000000000000000000000000000000000200000000000000000000000000008000", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x8]}) 5.199528231s ago: executing program 0 (id=552): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000002100), 0x280449c, &(0x7f0000000080)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f00000093c0)={0x2020, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0xffffffff97422012, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20, 0x3}}, 0x50) syz_fuse_handle_req(r0, 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0x2000, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0x20, 0x0, 0x80000000000000, {0x0, 0x1d}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x160) ioctl$PTP_EXTTS_REQUEST2(r2, 0x40806685, 0x0) 4.951894369s ago: executing program 0 (id=553): pipe2$watch_queue(0x0, 0x80) syz_io_uring_setup(0x1fc7, &(0x7f0000000140)={0x0, 0x79b2, 0x3180, 0x1, 0x3b1}, 0x0, 0x0, 0x0) r0 = syz_usb_connect$printer(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="12010000000000402505a8a4410001020b0109021b00010100c000090400000207010100090501020002"], 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000100)={0x34, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000001180)={0x20, 0x0, 0x1}}) r1 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) pwritev2(r1, &(0x7f00000015c0)=[{&(0x7f0000000080)="ec", 0x1}], 0x1, 0xfffff, 0x0, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000400)={'syz0\x00', {0x3, 0xb, 0x6, 0xff}, 0x40, [0x7ffd, 0xc95a, 0xf, 0x8, 0x80, 0x2, 0x3, 0x10007f, 0x20000006, 0x100004d, 0x6, 0x3, 0x9, 0x2, 0xffff2d34, 0xffffff01, 0x6, 0x3, 0xfffffffc, 0x5, 0x4, 0x2, 0x7, 0x3c5b, 0x80000001, 0x24, 0xd, 0x1, 0x0, 0x2, 0xe661, 0x4, 0x7, 0xdf, 0x8, 0x4c74, 0x80000000, 0x0, 0x3, 0xe, 0x8, 0x8000806e, 0x7, 0x200, 0x1, 0x7, 0x200, 0x3e, 0x2, 0x6, 0x6, 0xc, 0x5, 0x4, 0x8, 0x400, 0x80, 0x1, 0x5, 0x6, 0x8, 0x4, 0x1, 0x40], [0x10000009, 0x9, 0x8000012f, 0x8004, 0x1, 0xfffffff3, 0x129432e6, 0x88, 0xf9, 0xe, 0x8, 0x6c7, 0x9, 0xfffffffc, 0x8, 0x0, 0x0, 0x5, 0x2f, 0xe, 0x30e, 0x78, 0xea4, 0x0, 0x4, 0x7, 0x7fff, 0x6, 0x400, 0x6, 0x6, 0x1, 0xff, 0x5, 0x1000005, 0x5f34, 0xd, 0x100004e0, 0x6, 0x4, 0xb, 0x8001, 0x9, 0x8, 0x9, 0x3b, 0x47, 0x8020, 0x1, 0xfe000000, 0xffff, 0x2, 0x4, 0x9, 0x3, 0x3, 0x9, 0x1, 0x3, 0xffffffff, 0xbc45, 0x48c93690, 0x43, 0xff], [0x7, 0x8001, 0x4, 0x8, 0x7f, 0x100, 0x8d2, 0x9, 0x5, 0x7fff, 0x0, 0x5, 0x9, 0x4, 0x6, 0x5, 0x0, 0x6, 0x8, 0x1, 0x86, 0x8, 0x303c, 0xbe7, 0xb, 0x5, 0x2, 0x2, 0x3, 0x20000008, 0x2, 0x6d03, 0x6, 0x38, 0x800003, 0x200, 0x0, 0x3, 0x4, 0x2950bfaf, 0x1000, 0xa2, 0x7, 0x6, 0x5, 0x6, 0xac8, 0xc2, 0x2, 0x3, 0x7ff, 0x8b, 0xfffffff9, 0x1, 0x1000000a, 0x0, 0x5, 0x1f, 0x120000, 0x3, 0x2006, 0x80a2ed, 0x8001, 0x25], [0x80009, 0xbb33, 0x80000000, 0xb, 0xfffffff3, 0x93a, 0x6, 0x1000006, 0xfffffffe, 0xb9, 0xce7, 0x1ff, 0x2, 0x57, 0x4, 0x3, 0x101, 0x10000, 0x4, 0x7fff, 0x10000, 0x7ff, 0x2, 0x5, 0x1, 0x2, 0x14d, 0x60a7, 0x16, 0x96, 0xfffffffe, 0x80000000, 0x5, 0x4, 0xc8, 0x1, 0xfffff000, 0x10080, 0x3, 0x7e, 0x100, 0x9, 0x7, 0xaf, 0x8, 0x6, 0x226, 0x5, 0x5, 0xf, 0x30b1d693, 0xa1f, 0xf40, 0x7, 0x1, 0x6c1b, 0x0, 0x4, 0x5, 0xb1e, 0xd7, 0x200, 0xffff3441, 0x1]}, 0x45c) ppoll(&(0x7f00000000c0)=[{}, {}], 0x20000000000000dc, 0x0, 0x0, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x3f00000000000000) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) 4.738813909s ago: executing program 1 (id=554): r0 = syz_open_dev$loop(&(0x7f0000000500), 0x4ee8, 0x5042) syz_pidfd_open(0x0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, 0x0, 0x20940, 0x1e2) ioctl$LOOP_CONFIGURE(r0, 0x4c0a, &(0x7f0000000140)={r1, 0x0, {0x0, 0x0, 0x0, 0x0, 0x8004, 0x0, 0x0, 0x5, 0x4, "6fa715e63fee9cb07f3c19ed0c04afcaba06f6d9584488da0162d4cc7030ec4f7b9ab89b3e19b47b6669f6bdb9c400", "8bc975aabbbbe9e4cbb0e98d43a12e12538b330e6fe3bce73919393417abdc6c58f0abd4f0c29b3c71757f74bc429c808f46e9cda4584203143a0b9705fb16b6", "666f1d5f5c43005b310134ce9a6d0369862b72c1f9f4980a2346c4dd62ad8050", [0x6, 0x61fe]}}) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000000c0)='./trace\x00', &(0x7f0000000100)='tracefs\x00', 0x0, 0x0) r2 = inotify_init() inotify_add_watch(r2, &(0x7f0000000080)='./trace\x00', 0x4a0) 4.371274988s ago: executing program 2 (id=555): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @local}, 0x10) listen(r0, 0x5) r1 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r1, &(0x7f0000000000)={0x2, 0x4e20, @local}, 0x10) r2 = accept$inet(r0, 0x0, 0x0) setsockopt$inet_tcp_buf(r2, 0x6, 0x1f, &(0x7f0000000100)='espintcp', 0x8) sendto$inet(r1, &(0x7f0000000200)="0008000000000102", 0x8, 0x0, 0x0, 0x0) recvfrom$inet(r2, 0x0, 0x4, 0x0, 0x0, 0x0) 4.107769101s ago: executing program 2 (id=556): timer_create(0x0, &(0x7f00000000c0)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)) fcntl$lock(0xffffffffffffffff, 0x24, &(0x7f0000000040)={0x0, 0x0, 0x10001, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) rt_sigprocmask(0x0, &(0x7f000078b000)={[0xfffffffffffffffd]}, 0x0, 0x8) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000240)={0x1, &(0x7f0000000200)=[{0x6, 0x4, 0x7, 0x50000}]}) syz_clone(0x9ca86080, 0x0, 0xfffffffffffffcd8, 0x0, 0x0, 0x0) setitimer(0x1, &(0x7f0000000080)={{0x0, 0x2710}, {0x0, 0x2710}}, 0x0) socket$inet6_sctp(0xa, 0x1, 0x84) mount$9p_fd(0x0, 0x0, 0x0, 0x40000, 0x0) 3.384720542s ago: executing program 1 (id=557): socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r1 = syz_create_resource$binfmt(&(0x7f0000001400)='./file0\x00') openat$binfmt(0xffffffffffffff9c, r1, 0x42, 0x1ff) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f00000020c0), 0x2000413, &(0x7f0000000380)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) syz_fuse_handle_req(r2, &(0x7f000000bb40)="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0x2000, &(0x7f00000001c0)={&(0x7f0000000000)={0x50, 0x0, 0x8000000000203, {0x7, 0x29, 0xcf940281, 0x782810a1, 0x1, 0x1a76, 0x4, 0x1801, 0x0, 0x0, 0x2, 0x2000009e}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_fuse_handle_req(r2, 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", 0x2000, &(0x7f000000dcc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x78, 0x0, 0xa, {0x8, 0x0, 0x0, {0x4, 0x80800000009, 0x0, 0x7, 0x40000000000003, 0xfffffffffffffffe, 0x0, 0x35741061, 0x0, 0xa593e9c1ca988eda, 0xfffffff8, 0x0, 0x0, 0x3d, 0xe}}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) execveat$binfmt(0xffffffffffffff9c, r1, 0x0, 0x0, 0x0) mount$fuse(0x0, &(0x7f0000000280)='./file0\x00', 0x0, 0x120302a, 0x0) syz_fuse_handle_req(r2, 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", 0x2000, &(0x7f0000000dc0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000680)={0x20, 0x0, 0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) close_range(r0, 0xffffffffffffffff, 0x0) 3.06311958s ago: executing program 2 (id=558): r0 = openat$iommufd(0xffffffffffffff9c, &(0x7f0000000080), 0x129240, 0x0) r1 = openat$iommufd(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$IOMMU_IOAS_ALLOC(r1, 0x3b81, &(0x7f00000000c0)={0xc, 0x0, 0x0}) ioctl$IOMMU_TEST_OP_MOCK_DOMAIN(r1, 0x3ba0, &(0x7f0000000540)={0x48, 0x2, r2, 0x0, 0x0, 0x0, 0x0}) ioctl$IOMMU_IOAS_ALLOC(r0, 0x3b81, &(0x7f00000000c0)={0xc, 0x0, 0x0}) ioctl$IOMMU_TEST_OP_MOCK_DOMAIN_FLAGS(r0, 0x3ba0, &(0x7f0000000100)={0x48, 0x2, r5, 0x0, 0x0, 0x0, 0x0, 0x1}) ioctl$IOMMU_HWPT_ALLOC$TEST(r1, 0x3b89, &(0x7f00000001c0)={0x28, 0x2, r4, r2, 0x0, 0x0, 0xdead, 0x4, &(0x7f0000000180)}) ioctl$IOMMU_IOAS_ALLOC(r0, 0x3b81, &(0x7f0000000600)={0xc, 0x0, 0x0}) ioctl$IOMMU_TEST_OP_MOCK_DOMAIN_REPLACE(r1, 0x3ba0, &(0x7f0000000640)={0x48, 0xa, r6, 0x0, r7}) ioctl$IOMMU_TEST_OP_MOCK_DOMAIN_FLAGS(r1, 0x3ba0, &(0x7f0000000200)={0x48, 0x2, r5, 0x0, 0x0, 0x0, 0x0, 0x1}) ioctl$IOMMU_HWPT_GET_DIRTY_BITMAP(r1, 0x3b8c, &(0x7f0000000400)={0x30, r3, 0x1, 0x0, 0x7, 0x9, 0x58, 0x0}) 3.052976155s ago: executing program 0 (id=559): syz_open_dev$tty1(0xc, 0x4, 0x1) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NL80211_CMD_NEW_KEY(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000000)={0x1c, 0x0, 0x0, 0x0, 0x0, {{}, {@val={0x8}, @void}}}, 0x1c}}, 0x4000004) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000000)='bridge0\x00') sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x800) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket(0x200000000000011, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000000)={'bridge0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000740)=ANY=[@ANYBLOB="7000000010000304000080000000000000007400", @ANYRES32=r3, @ANYBLOB="0000000003120100500012800b0001006272696467650000400002800800050001000000060027000000000008000100150008000500250000000000080004"], 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x40) syz_emit_ethernet(0x26, &(0x7f0000000100)={@broadcast, @local, @void, {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x0, @random="ba1aed2bd9ca", @multicast1, @broadcast, @rand_addr=0x64010101}}}}, 0x0) 3.042452478s ago: executing program 1 (id=560): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000000)='./file1\x00', 0x1000042, &(0x7f0000000040)=ANY=[], 0x0, 0x2cd, &(0x7f0000000140)="$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") ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000180)={0x3000, 0x0, 0x1}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000380)={0x2, 0x34000, 0x1}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) sched_setattr(0x0, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000040)={0x0, 0x12000, 0x1}) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000740)={0xeeee8000, 0x102000, 0x1}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 2.633383033s ago: executing program 1 (id=561): r0 = openat$tun(0xffffffffffffff9c, 0x0, 0x1, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0) close(r1) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000005c0)=@newqdisc={0x64, 0x24, 0x4ee4e6a52ff56541, 0x1, 0x25dfdbfd, {0x0, 0x0, 0x0, r3, {0x0, 0xb}, {0xffff, 0xffff}, {0xfff2}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x34, 0x2, {{0x0, 0xae0, 0x6361, 0x5, 0xffffffff, 0x3}, [@TCA_NETEM_LOSS={0x18, 0x5, 0x0, 0x1, [@NETEM_LOSS_GE={0x14, 0x2, {0x20000000, 0xff, 0x5, 0xfffffc00}}]}]}}}]}, 0x64}, 0x1, 0x0, 0x0, 0x40088c1}, 0x0) ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @multicast}) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000380), r4) sendmsg$TIPC_CMD_ENABLE_BEARER(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000680)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="010000000d0000000000010000000000000001410000001c001700000000000000006574683a73797a6b616c6c657230"], 0x38}, 0x1, 0x0, 0x0, 0x44081}, 0x0) 2.630732931s ago: executing program 3 (id=562): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1c0) symlinkat(&(0x7f0000000080)='.\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00') mknodat(0xffffffffffffff9c, &(0x7f0000000140)='./file1/file2\x00', 0x1000, 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x0) r2 = fanotify_init(0xf00, 0x0) fanotify_mark(r2, 0x1, 0x10001043, r1, 0x0) renameat2(r0, &(0x7f0000000540)='./file0\x00', r1, &(0x7f0000000740)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x1) renameat(r1, &(0x7f0000000580)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', r1, &(0x7f00000002c0)='./file0\x00') r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x202000, 0x13b) renameat2(0xffffffffffffff9c, &(0x7f0000000480)='./file1/file2\x00', r3, &(0x7f00000004c0)='./file0\x00', 0x2) 2.474184069s ago: executing program 2 (id=563): setns(0xc9, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000001c0)={{0x14}, [], {0x14}}, 0x28}, 0x1, 0x0, 0x0, 0x4000}, 0xabb13672dcaa6692) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0x10f) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) bind$x25(r2, &(0x7f0000000100), 0x12) listen(r2, 0x1) write$tun(r0, &(0x7f0000000140)=ANY=[@ANYBLOB="000008050000010b007e"], 0x88) 2.438297749s ago: executing program 0 (id=564): r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='task\x00') fchdir(r0) mount(0x0, &(0x7f00000010c0)='.\x00', &(0x7f0000000000)='proc\x00', 0x80, 0x0) r1 = syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0) r2 = syz_open_procfs(r1, &(0x7f00000001c0)='task\x00') fchdir(r2) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) mount(0x0, &(0x7f0000000080)='.\x00', &(0x7f0000000000)='proc\x00', 0x0, 0x0) wait4(r1, 0x0, 0x2, 0x0) 1.877733123s ago: executing program 0 (id=565): sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x80}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000240)='proc\x00', 0x4000, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r0, &(0x7f0000000000)='3', 0x4e) syz_open_dev$loop(0x0, 0x4, 0x12bb41) openat2$dir(0xffffffffffffff9c, 0x0, 0x0, 0x0) socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f0000000300)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) 1.668628676s ago: executing program 0 (id=566): r0 = syz_usb_connect$hid(0x3, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000000000010d804dd000000000000010902240001000000000904004001030000000921010000012205000905810300"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f00000002c0)={0x24, 0x0, 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB="002212"], 0x0}, 0x0) r1 = syz_open_dev$I2C(&(0x7f00000003c0), 0x1, 0x2603) ioctl$I2C_RDWR(r1, 0x707, &(0x7f0000000000)={&(0x7f0000000740)=[{0x1, 0x9000, 0x0, 0x0}, {0xfff, 0x0, 0x0, 0x0}], 0x2}) openat(0xffffffffffffff9c, 0x0, 0x101240, 0x10a) 1.426638225s ago: executing program 3 (id=567): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000040)={0x2, 0x2383, @loopback}, 0x10) connect$inet(r0, &(0x7f0000000080)={0x2, 0x2383, @loopback}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@base={0xf, 0x4, 0x4, 0x10, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x50) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0xe, 0x6, &(0x7f0000000500)=@raw=[@map_fd={0x18, 0x2, 0x1, 0x0, r1}, @generic={0xb7, 0x3}, @generic={0xb7, 0x4}, @call={0x85, 0x0, 0x0, 0x34}, @exit], &(0x7f0000000480)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sk_skb=0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) openat(0xffffffffffffff9c, 0x0, 0x0, 0x8) ioctl$NS_GET_PARENT(0xffffffffffffffff, 0xb702, 0x0) sendmsg$GTP_CMD_NEWPDP(r0, &(0x7f00000005c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000280)={0x14, 0x0, 0x100, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x40040c0) bpf$BPF_PROG_ATTACH(0x8, &(0x7f0000000600)={@map=r1, r2, 0x5, 0x0, 0x0, @void, @value=0x0}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000300)={r1, &(0x7f0000000340), &(0x7f0000000380)=@tcp=r0}, 0x20) shutdown(r0, 0x1) 1.366363197s ago: executing program 3 (id=568): fcntl$lock(0xffffffffffffffff, 0x24, 0x0) mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000) userfaultfd(0x1) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) sched_setattr(0x0, 0x0, 0x0) r0 = syz_ublk_setup_io_uring(0x1d, &(0x7f00000003c0)={0x0, 0x30b5, 0x0, 0x2, 0x1000158}, &(0x7f0000000100)=0x0, &(0x7f0000000000)=0x0, &(0x7f0000000080)=0x0) syz_ublk_add_dev(r0, r1, r2, r3, &(0x7f0000000200)={0x2e, 0x14, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000004c0)=@any_dev={0x3, 0xe26, 0x0, 0x0, 0x1000, 0x10000, 0xffffffffffffffff, 0x0, 0x4d}}}, &(0x7f0000000480)=0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = dup(r5) syz_ublk_setup_queues(r6, r4, &(0x7f0000000180)={0x0, 0x2000001, 0x0, 0x3, 0x257}, &(0x7f0000000a80)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0x7ffffe, 0x8, 0x2000, 0x10000004, 0x0, r6}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x35bc, 0x1, 0x0, 0x30b}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0xc1cf, 0x40, 0x0, 0x1f0}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x10, 0x200, 0x2, 0x367}}], 0x1, &(0x7f0000000340)={0x2e, 0x23, 0x0, r6, 0xc0107520, 0x0, 0x0, 0x0, 0x1, {}, 0x1f, 0x0, '\x00', {0xfff9, 0x4, 0x0, 0x0}}, 0x0) bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="0200"], 0x48) 994.804164ms ago: executing program 1 (id=569): r0 = socket(0x2, 0x3, 0xff) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff) mount(0x0, &(0x7f00000000c0)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x80}, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r1, &(0x7f0000000000)='3', 0x4e) prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, 0x0) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x7) syz_genetlink_get_family_id$devlink(0x0, r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) 929.958864ms ago: executing program 2 (id=570): r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) r2 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', 0x0}) r4 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r4, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) r5 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000), 0x8000, 0x0) readv(r5, &(0x7f00000001c0)=[{&(0x7f0000000200)=""/4082, 0xff2}], 0x1) sendmsg$nl_route_sched(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000800)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000240)=@newtfilter={0x8c, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {0x1, 0xfff8}, {0x1, 0xffff}, {0x300, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x5c, 0x2, [@TCA_BASIC_ACT={0x58, 0x3, [@m_nat={0x54, 0x1, 0x0, 0x0, {{0x8}, {0x2c, 0x2, 0x0, 0x1, [@TCA_NAT_PARMS={0x28, 0x1, {{0x3, 0x9, 0x6, 0x5, 0x1}, @multicast2, @multicast2, 0x0, 0x8001}}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x8c}}, 0x0) write$tun(r1, &(0x7f0000000500)=ANY=[@ANYBLOB="000008004500001c000100004011"], 0xfdef) 394.997856ms ago: executing program 1 (id=571): syz_genetlink_get_family_id$ethtool(0x0, 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_LINKMODES_SET(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20004000}, 0x4044094) mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f00000000c0)={'team0\x00'}) sendmsg$nl_route(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=@ipv4_getnetconf={0x2c, 0x52, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NETCONFA_RP_FILTER={0x8, 0x3, 0x5}, @NETCONFA_PROXY_NEIGH={0x8, 0x5, 0x1}, @NETCONFA_PROXY_NEIGH={0x8, 0x5, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x2000c8c0}, 0x801) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) 0s ago: executing program 3 (id=572): r0 = socket$packet(0x11, 0x3, 0x300) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000340)={'macvtap0\x00', 0x0}) bind$packet(r0, &(0x7f0000000300)={0x11, 0x5, r2, 0x1, 0x5, 0x6, @broadcast}, 0x14) r3 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r3, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_ADDR(r3, 0x4028af11, &(0x7f0000000200)={0x0, 0x1, 0x0, &(0x7f0000000480)=""/39, 0x0, 0x8000000}) ioctl$VHOST_SET_MEM_TABLE(r3, 0x4008af03, &(0x7f0000001740)) r4 = syz_open_procfs(0x0, &(0x7f0000000040)='statm\x00') r5 = dup3(r0, r4, 0x0) ioctl$VHOST_NET_SET_BACKEND(r3, 0x4008af30, &(0x7f00000000c0)={0x0, r4}) write$nci(r5, 0x0, 0x7) kernel console output (not intermixed with test programs): inux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.666448][ T33] audit: type=1326 audit(1790149645.600:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=334 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.666494][ T33] audit: type=1326 audit(1790149645.600:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.666533][ T33] audit: type=1326 audit(1790149645.600:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.674386][ T33] audit: type=1326 audit(1790149645.610:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=46 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.674430][ T33] audit: type=1326 audit(1790149645.610:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.674465][ T33] audit: type=1326 audit(1790149645.610:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.674698][ T33] audit: type=1326 audit(1790149645.610:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.676480][ T33] audit: type=1326 audit(1790149645.610:12): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=6138 comm="syz.2.129" exe="/root/ci-upstream-linux-next-kasan-gce-root/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fabed39e159 code=0x7ffc0000 [ 94.896219][ T5605] XFS (loop4): Unmounting Filesystem 986211a9-7d00-4ebf-a576-e3de63fa2cbd [ 95.044933][ T6152] loop1: detected capacity change from 0 to 1024 [ 95.045956][ T6152] EXT4-fs: Ignoring removed bh option [ 95.061036][ T6152] EXT4-fs (loop1): stripe (17) is not aligned with cluster size (16), stripe is disabled [ 95.131047][ T6152] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 95.147759][ T9] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 95.231466][ T6157] vhci_hcd vhci_hcd.0: failed to lookup sock [ 95.265718][ T5604] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 95.297784][ T9] usb 1-1: Using ep0 maxpacket: 16 [ 95.306613][ T9] usb 1-1: New USB device found: idVendor=1e7d, idProduct=2db4, bcdDevice=0.00 [ 95.310704][ T9] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 95.310732][ T9] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 95.310766][ T9] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.313735][ T9] usb 1-1: config 0 descriptor?? [ 95.500299][ T6164] loop1: detected capacity change from 0 to 512 [ 95.525278][ T6164] EXT4-fs error (device loop1): ext4_orphan_get:1403: inode #15: comm syz.1.137: inode has both inline data and extents flags [ 95.525518][ T6164] loop1: lost file I/O error report for ino 15 type 5 pos 0x0 len 0x0 error -117 [ 95.527124][ C0] EXT4-fs (loop1): error count since last fsck: 1 [ 95.527144][ C0] EXT4-fs (loop1): last error at time 1790149646: ext4_orphan_get:1403: inode 15 [ 95.532401][ T6164] EXT4-fs error (device loop1): ext4_orphan_get:1408: comm syz.1.137: couldn't read orphan inode 15 (err -117) [ 95.532617][ T6164] loop1: lost filesystem error report for type 5 error -117 [ 95.540420][ T6164] EXT4-fs (loop1): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 95.632312][ T5604] EXT4-fs (loop1): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 95.712750][ T6174] loop2: detected capacity change from 0 to 2048 [ 95.755302][ T6174] loop2: p1 p2 p3 [ 95.755302][ T6174] p1: [ 95.755494][ T6174] loop2: p1 size 16779263 extends beyond EOD, truncated [ 95.788678][ T9] konepure 0003:1E7D:2DB4.0002: unknown main item tag 0x0 [ 95.788714][ T9] konepure 0003:1E7D:2DB4.0002: unknown main item tag 0x0 [ 95.788737][ T9] konepure 0003:1E7D:2DB4.0002: unknown main item tag 0x0 [ 95.788760][ T9] konepure 0003:1E7D:2DB4.0002: unknown main item tag 0x0 [ 95.834013][ T9] konepure 0003:1E7D:2DB4.0002: hidraw0: USB HID v0.00 Device [HID 1e7d:2db4] on usb-dummy_hcd.0-1/input0 [ 95.838182][ T6174] loop2: p2 size 458752 extends beyond EOD, truncated [ 95.855013][ T6174] loop2: p3 start 3036741376 is beyond EOD, truncated [ 96.005821][ T9] usb 1-1: USB disconnect, device number 3 [ 96.108457][ T5722] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 96.138273][ T6188] loop2: detected capacity change from 0 to 512 [ 96.154213][ T5627] udevd[5627]: inotify_add_watch(7, /dev/loop2p1, 10) failed: No such file or directory [ 96.160294][ T5635] udevd[5635]: inotify_add_watch(7, /dev/loop2p2, 10) failed: No such file or directory [ 96.222221][ T6188] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 96.222315][ T6188] ext4 filesystem being mounted at /36/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 96.257752][ T5722] usb 2-1: New USB device found: idVendor=0c45, idProduct=1010, bcdDevice=49.8e [ 96.257793][ T5722] usb 2-1: too many configurations: 9, using maximum allowed: 8 [ 96.264587][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.264616][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.264629][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.270391][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.270439][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.270462][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.276586][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.276631][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.276655][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.285224][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.285273][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.285297][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.287858][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.287901][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.287924][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.303384][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.303431][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.303455][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.308553][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.308599][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.308622][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.313344][ T5722] usb 2-1: config 0 has 1 interface, different from the descriptor's value: 9 [ 96.313389][ T5722] usb 2-1: config 0 interface 0 altsetting 2 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 96.313413][ T5722] usb 2-1: config 0 interface 0 has no altsetting 0 [ 96.321250][ T5722] usb 2-1: New USB device strings: Mfr=41, Product=64, SerialNumber=168 [ 96.321272][ T5722] usb 2-1: Product: syz [ 96.321284][ T5722] usb 2-1: Manufacturer: syz [ 96.321297][ T5722] usb 2-1: SerialNumber: syz [ 96.358907][ T5722] usb 2-1: config 0 descriptor?? [ 96.424223][ T5722] yurex 2-1:0.0: USB YUREX device now attached to Yurex #0 [ 96.471216][ T6188] EXT4-fs error (device loop2): ext4_get_first_dir_block:3539: inode #12: comm syz.2.148: Attempting to read directory block (0) that is past i_size (3) [ 96.514819][ T6188] EXT4-fs (loop2): Remounting filesystem read-only [ 96.576998][ T27] usb 2-1: USB disconnect, device number 4 [ 96.582226][ T27] yurex 2-1:0.0: USB YUREX #0 now disconnected [ 96.759554][ T6196] loop4: detected capacity change from 0 to 1024 [ 96.773858][ T6196] EXT4-fs (loop4): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors [ 96.774765][ T6196] EXT4-fs (loop4): ext4_check_descriptors: Checksum for group 0 failed (51554!=20869) [ 96.864018][ T6196] JBD2: no valid journal superblock found [ 96.900189][ T6196] EXT4-fs (loop4): Could not load journal inode [ 97.538595][ T5609] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 97.997648][ T6194] loop3: detected capacity change from 0 to 40427 [ 98.030896][ T6194] F2FS-fs (loop3): build fault injection type: 0x7 [ 98.031774][ T6194] F2FS-fs (loop3): invalid crc value [ 98.139807][ T6194] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 98.157567][ T6194] F2FS-fs (loop3): f2fs_disable_checkpoint starts, unusable: 0 [ 98.157594][ T6194] F2FS-fs (loop3): f2fs_disable_checkpoint: call f2fs_write_checkpoint(), meta: 0, node: 0, data: 0 [ 98.157650][ T6194] F2FS-fs (loop3): Start checkpoint disabled! [ 98.211035][ T6194] F2FS-fs (loop3): f2fs_disable_checkpoint finishes, err:0 [ 98.212793][ T6194] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e6 [ 98.262869][ T6194] syz.3.149: attempt to access beyond end of device [ 98.262869][ T6194] loop3: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 98.327994][ T725] kworker/u8:6: attempt to access beyond end of device [ 98.327994][ T725] loop3: rw=2049, sector=40960, nr_sectors = 16 limit=40427 [ 98.328492][ T725] CPU: 0 UID: 0 PID: 725 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) [ 98.328518][ T725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 98.328528][ T725] Workqueue: writeback wb_workfn (flush-7:3) [ 98.328569][ T725] Call Trace: [ 98.328576][ T725] [ 98.328587][ T725] dump_stack_lvl+0xe8/0x150 [ 98.328615][ T725] f2fs_stop_checkpoint+0x3f6/0x5d0 [ 98.328645][ T725] f2fs_write_end_bio+0x112c/0x15f0 [ 98.328687][ T725] __submit_merged_bio+0x258/0x6a0 [ 98.328721][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.328753][ T725] f2fs_submit_merged_write+0x27d/0x380 [ 98.328785][ T725] ? __pfx_f2fs_submit_merged_write+0x10/0x10 [ 98.328829][ T725] f2fs_sync_node_pages+0x1394/0x1570 [ 98.328878][ T725] ? __pfx_f2fs_sync_node_pages+0x10/0x10 [ 98.328905][ T725] ? __percpu_counter_sum+0x1c6/0x1f0 [ 98.328956][ T725] ? blk_start_plug+0x51/0x1b0 [ 98.328984][ T725] f2fs_write_node_pages+0x311/0x700 [ 98.329013][ T725] ? __pfx_f2fs_write_node_pages+0x10/0x10 [ 98.329046][ T725] ? __pfx_f2fs_inode_chksum_set+0x10/0x10 [ 98.329073][ T725] ? __pfx_f2fs_write_node_pages+0x10/0x10 [ 98.329100][ T725] do_writepages+0x338/0x560 [ 98.329132][ T725] ? reacquire_held_locks+0x117/0x1a0 [ 98.329157][ T725] ? writeback_sb_inodes+0x450/0x1af0 [ 98.329190][ T725] __writeback_single_inode+0x136/0x1220 [ 98.329218][ T725] ? do_raw_spin_unlock+0xf5/0x200 [ 98.329240][ T725] writeback_sb_inodes+0x9de/0x1af0 [ 98.329263][ T725] ? __lock_acquire+0x747/0x2de0 [ 98.329300][ T725] ? lock_acquire+0x115/0x350 [ 98.329328][ T725] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 98.329399][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.329425][ T725] ? queue_io+0x2d3/0x470 [ 98.329453][ T725] wb_writeback+0x41c/0xad0 [ 98.329481][ T725] ? queue_io+0x241/0x470 [ 98.329513][ T725] ? __pfx_wb_writeback+0x10/0x10 [ 98.329536][ T725] ? do_raw_spin_lock+0x12b/0x2f0 [ 98.329570][ T725] wb_workfn+0x431/0x10f0 [ 98.329610][ T725] ? __pfx_wb_workfn+0x10/0x10 [ 98.329639][ T725] ? trace_hrtimer_start+0x82/0x200 [ 98.329666][ T725] ? do_raw_spin_lock+0x12b/0x2f0 [ 98.329693][ T725] ? lock_acquire+0x115/0x350 [ 98.329730][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.329758][ T725] ? process_scheduled_works+0x97a/0x1630 [ 98.329786][ T725] process_scheduled_works+0xc3d/0x1630 [ 98.329844][ T725] ? __pfx_process_scheduled_works+0x10/0x10 [ 98.329877][ T725] ? assign_work+0x3cf/0x5d0 [ 98.329907][ T725] worker_thread+0xa47/0xfb0 [ 98.329948][ T725] ? __kthread_parkme+0x71/0x1f0 [ 98.329975][ T725] kthread+0x38b/0x480 [ 98.329994][ T725] ? __pfx_worker_thread+0x10/0x10 [ 98.330017][ T725] ? __pfx_kthread+0x10/0x10 [ 98.330039][ T725] ret_from_fork+0x514/0xb70 [ 98.330061][ T725] ? __pfx_ret_from_fork+0x10/0x10 [ 98.330080][ T725] ? __switch_to+0xc78/0x1410 [ 98.330108][ T725] ? __pfx_kthread+0x10/0x10 [ 98.330128][ T725] ret_from_fork_asm+0x1a/0x30 [ 98.330170][ T725] [ 98.346894][ T725] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 98.346953][ T725] CPU: 0 UID: 0 PID: 725 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) [ 98.346974][ T725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 98.346984][ T725] Workqueue: writeback wb_workfn (flush-7:3) [ 98.347017][ T725] Call Trace: [ 98.347024][ T725] [ 98.347032][ T725] dump_stack_lvl+0xe8/0x150 [ 98.347063][ T725] f2fs_stop_checkpoint+0x3f6/0x5d0 [ 98.347095][ T725] f2fs_write_end_bio+0x112c/0x15f0 [ 98.347140][ T725] __submit_merged_bio+0x258/0x6a0 [ 98.347166][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.347195][ T725] f2fs_submit_merged_write+0x27d/0x380 [ 98.347226][ T725] ? __pfx_f2fs_submit_merged_write+0x10/0x10 [ 98.347269][ T725] f2fs_sync_node_pages+0x1394/0x1570 [ 98.347317][ T725] ? __pfx_f2fs_sync_node_pages+0x10/0x10 [ 98.347343][ T725] ? __percpu_counter_sum+0x1c6/0x1f0 [ 98.347398][ T725] ? blk_start_plug+0x51/0x1b0 [ 98.347424][ T725] f2fs_write_node_pages+0x311/0x700 [ 98.347457][ T725] ? __pfx_f2fs_write_node_pages+0x10/0x10 [ 98.347490][ T725] ? __pfx_f2fs_inode_chksum_set+0x10/0x10 [ 98.347516][ T725] ? __pfx_f2fs_write_node_pages+0x10/0x10 [ 98.347542][ T725] do_writepages+0x338/0x560 [ 98.347576][ T725] ? reacquire_held_locks+0x117/0x1a0 [ 98.347599][ T725] ? writeback_sb_inodes+0x450/0x1af0 [ 98.347629][ T725] __writeback_single_inode+0x136/0x1220 [ 98.347659][ T725] ? do_raw_spin_unlock+0xf5/0x200 [ 98.347681][ T725] writeback_sb_inodes+0x9de/0x1af0 [ 98.347711][ T725] ? __lock_acquire+0x747/0x2de0 [ 98.347747][ T725] ? lock_acquire+0x115/0x350 [ 98.347774][ T725] ? __pfx_writeback_sb_inodes+0x10/0x10 [ 98.347841][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.347866][ T725] ? queue_io+0x2d3/0x470 [ 98.347894][ T725] wb_writeback+0x41c/0xad0 [ 98.347922][ T725] ? queue_io+0x241/0x470 [ 98.347952][ T725] ? __pfx_wb_writeback+0x10/0x10 [ 98.347975][ T725] ? do_raw_spin_lock+0x12b/0x2f0 [ 98.348008][ T725] wb_workfn+0x431/0x10f0 [ 98.348048][ T725] ? __pfx_wb_workfn+0x10/0x10 [ 98.348075][ T725] ? trace_hrtimer_start+0x82/0x200 [ 98.348100][ T725] ? do_raw_spin_lock+0x12b/0x2f0 [ 98.348127][ T725] ? lock_acquire+0x115/0x350 [ 98.348157][ T725] ? rcu_is_watching+0x16/0xb0 [ 98.348183][ T725] ? process_scheduled_works+0x97a/0x1630 [ 98.348208][ T725] process_scheduled_works+0xc3d/0x1630 [ 98.348265][ T725] ? __pfx_process_scheduled_works+0x10/0x10 [ 98.348297][ T725] ? assign_work+0x3cf/0x5d0 [ 98.348327][ T725] worker_thread+0xa47/0xfb0 [ 98.348367][ T725] ? __kthread_parkme+0x71/0x1f0 [ 98.348396][ T725] kthread+0x38b/0x480 [ 98.348416][ T725] ? __pfx_worker_thread+0x10/0x10 [ 98.348440][ T725] ? __pfx_kthread+0x10/0x10 [ 98.348462][ T725] ret_from_fork+0x514/0xb70 [ 98.348483][ T725] ? __pfx_ret_from_fork+0x10/0x10 [ 98.348501][ T725] ? __switch_to+0xc78/0x1410 [ 98.348527][ T725] ? __pfx_kthread+0x10/0x10 [ 98.348549][ T725] ret_from_fork_asm+0x1a/0x30 [ 98.348591][ T725] [ 98.370173][ T725] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 98.423615][ T5618] loop3: lost filesystem error report for type 5 error -108 [ 98.977055][ T5722] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 99.067372][ T6240] loop4: detected capacity change from 0 to 2048 [ 99.111813][ T6240] UDF-fs: INFO Mounting volume 'LiuxUDF', timestamp 2022/11/22 14:59 (1000) [ 99.128937][ T5722] usb 3-1: New USB device found: idVendor=046d, idProduct=0870, bcdDevice=61.47 [ 99.133357][ T5722] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 99.158507][ T5722] usb 3-1: config 0 descriptor?? [ 99.183804][ T5722] gspca_main: STV06xx-2.14.0 probing 046d:0870 [ 99.393664][ T6251] xt_hashlimit: size too large, truncated to 1048576 [ 99.449656][ T6253] netlink: 4 bytes leftover after parsing attributes in process `syz.3.161'. [ 99.449717][ T6253] netlink: 4 bytes leftover after parsing attributes in process `syz.3.161'. [ 99.607750][ T27] usb 2-1: new high-speed USB device number 5 using dummy_hcd [ 99.693044][ T6260] ªªªªªª: renamed from vlan0 (while UP) [ 99.756837][ T27] usb 2-1: Using ep0 maxpacket: 32 [ 99.757547][ T27] usb 2-1: New USB device found: idVendor=2c42, idProduct=1202, bcdDevice=85.40 [ 99.758516][ T27] usb 2-1: config 0 has an invalid interface number: 12 but max is 0 [ 99.758538][ T27] usb 2-1: config 0 has no interface number 0 [ 99.758575][ T27] usb 2-1: config 0 interface 12 has no altsetting 0 [ 99.761740][ T27] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.761763][ T27] usb 2-1: Product: syz [ 99.761777][ T27] usb 2-1: Manufacturer: syz [ 99.761791][ T27] usb 2-1: SerialNumber: syz [ 99.831464][ T27] usb 2-1: config 0 descriptor?? [ 100.820103][ T5722] usb 3-1: USB disconnect, device number 4 [ 100.873829][ T27] f81534 2-1:0.12: f81534_get_register: reg: 1003 failed: -71 [ 100.873896][ T27] f81534 2-1:0.12: f81534_find_config_idx: read failed: -71 [ 100.873912][ T27] f81534 2-1:0.12: f81534_calc_num_ports: find idx failed: -71 [ 100.873988][ T27] f81534 2-1:0.12: probe with driver f81534 failed with error -71 [ 100.921643][ T27] usb 2-1: USB disconnect, device number 5 [ 100.987587][ T1221] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 101.137703][ T1221] usb 5-1: Using ep0 maxpacket: 16 [ 101.138400][ T1221] usb 5-1: New USB device found: idVendor=1781, idProduct=0898, bcdDevice=0.00 [ 101.140862][ T6278] iommufd_mock iommufd_mock0: Adding to iommu group 0 [ 101.140890][ T1221] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 101.140915][ T1221] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0 [ 101.140935][ T1221] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 101.141055][ T1221] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 101.169154][ T1221] usb 5-1: config 0 descriptor?? [ 101.227905][ T1221] input: PXRC Flight Controller Adapter as /devices/platform/dummy_hcd.4/usb5/5-1/5-1:0.0/input/input6 [ 101.236244][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.285808][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.303794][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.304861][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.440125][ T6284] iommufd_mock iommufd_mock0: Adding to iommu group 0 [ 101.451562][ T5608] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.484289][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.499357][ T6271] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.540216][ T4962] pxrc 5-1:0.0: pxrc_open - usb_submit_urb failed, error: -90 [ 101.558270][ T9] usb 5-1: USB disconnect, device number 4 [ 101.633141][ T6292] netlink: 'syz.3.185': attribute type 10 has an invalid length. [ 101.712487][ T6297] netlink: 'syz.3.185': attribute type 10 has an invalid length. [ 102.247157][ T6300] loop4: detected capacity change from 0 to 512 [ 102.331803][ T6300] EXT4-fs (loop4): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 102.331916][ T6300] ext4 filesystem being mounted at /40/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 102.695438][ T6297] 8021q: adding VLAN 0 to HW filter on device bond0 [ 102.703964][ T6297] team0: Port device bond0 added [ 102.705051][ T6292] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.706288][ T6292] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.720269][ T6292] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.720401][ T6292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 102.721312][ T6292] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.721436][ T6292] bridge0: port 1(bridge_slave_0) entered forwarding state [ 102.725408][ T6292] bond0: (slave bridge0): Enslaving as an active interface with an up link [ 102.880174][ T5605] EXT4-fs (loop4): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 103.283098][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.447303][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.493477][ T6305] loop3: detected capacity change from 0 to 32768 [ 103.538088][ T6294] loop2: detected capacity change from 0 to 131072 [ 103.560401][ T6311] loop1: detected capacity change from 0 to 32768 [ 103.574565][ T6294] F2FS-fs (loop2): invalid crc value [ 103.593401][ T6305] [ 103.593401][ T6305] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 103.593401][ T6305] [ 103.627450][ T6311] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 103.627471][ T6311] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 103.757245][ T6311] gfs2: fsid=syz:syz.0: journal 0 mapped with 1 extents in 0ms [ 103.777999][ T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 103.778021][ T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 103.819823][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 103.912452][ T6294] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 103.932173][ T6294] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e4 [ 104.101885][ T154] [ 104.101885][ T154] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.101885][ T154] [ 104.101905][ T154] [ 104.101905][ T154] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.101905][ T154] [ 104.102162][ T5615] [ 104.102162][ T5615] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.102162][ T5615] [ 104.103399][ T122] [ 104.103399][ T122] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.103399][ T122] [ 104.103835][ T5615] [ 104.103835][ T5615] ... Log Wrap ... Log Wrap ... Log Wrap ... [ 104.103835][ T5615] [ 104.163696][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 104.238489][ T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 460ms [ 104.239111][ T9] gfs2: fsid=syz:syz.0: jid=0: Done [ 104.239895][ T6311] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 104.376585][ T4926] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 104.388585][ T4926] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 104.400021][ T4926] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 104.415952][ T4926] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 104.429723][ T4926] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 104.958964][ T13] bridge_slave_1: left allmulticast mode [ 104.959006][ T13] bridge_slave_1: left promiscuous mode [ 104.960600][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 105.020529][ T13] bridge_slave_0: left allmulticast mode [ 105.020555][ T13] bridge_slave_0: left promiscuous mode [ 105.027638][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 105.488000][ T6330] netlink: 4 bytes leftover after parsing attributes in process `syz.3.196'. [ 105.784390][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 105.805824][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 105.819437][ T13] bond0 (unregistering): Released all slaves [ 105.940643][ T6346] loop2: detected capacity change from 0 to 40427 [ 105.958193][ T6346] F2FS-fs (loop2): invalid crc value [ 106.205061][ T6346] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 106.394653][ T6346] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 106.566863][ T5611] Bluetooth: hci2: command tx timeout [ 106.990696][ T13] hsr_slave_0: left promiscuous mode [ 106.991576][ T13] hsr_slave_1: left promiscuous mode [ 106.992497][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 106.993035][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 106.996392][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 106.996410][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 107.017945][ T32] usb 5-1: new high-speed USB device number 5 using dummy_hcd [ 107.088633][ T13] veth1_macvtap: left promiscuous mode [ 107.088743][ T13] veth0_macvtap: left promiscuous mode [ 107.088853][ T13] veth1_vlan: left promiscuous mode [ 107.088951][ T13] veth0_vlan: left promiscuous mode [ 107.125524][ T5609] syz-executor: attempt to access beyond end of device [ 107.125524][ T5609] loop2: rw=2049, sector=45096, nr_sectors = 8 limit=40427 [ 107.150423][ T5609] CPU: 1 UID: 0 PID: 5609 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) [ 107.150451][ T5609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 107.150462][ T5609] Call Trace: [ 107.150470][ T5609] [ 107.150478][ T5609] dump_stack_lvl+0xe8/0x150 [ 107.150510][ T5609] f2fs_stop_checkpoint+0x3f6/0x5d0 [ 107.150547][ T5609] f2fs_write_end_bio+0x112c/0x15f0 [ 107.150595][ T5609] __submit_merged_bio+0x258/0x6a0 [ 107.150622][ T5609] ? rcu_is_watching+0x16/0xb0 [ 107.150655][ T5609] __submit_merged_write_cond+0x426/0x550 [ 107.150692][ T5609] ? __pfx___submit_merged_write_cond+0x10/0x10 [ 107.150746][ T5609] f2fs_write_data_pages+0x2a1d/0x36f0 [ 107.150766][ T5609] ? is_bpf_text_address+0x292/0x2b0 [ 107.150830][ T5609] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 107.150849][ T5609] ? is_bpf_text_address+0x26/0x2b0 [ 107.150887][ T5609] ? arch_stack_walk+0xfb/0x150 [ 107.150944][ T5609] ? add_lock_to_list+0xc7/0x100 [ 107.150972][ T5609] ? lockdep_unlock+0x5c/0xd0 [ 107.150990][ T5609] ? __lock_acquire+0x1511/0x2de0 [ 107.151041][ T5609] ? do_raw_spin_lock+0x12b/0x2f0 [ 107.151071][ T5609] ? do_raw_spin_unlock+0xf5/0x200 [ 107.151090][ T5609] ? __pfx_f2fs_write_data_pages+0x10/0x10 [ 107.151112][ T5609] do_writepages+0x338/0x560 [ 107.151150][ T5609] ? do_raw_spin_unlock+0xf5/0x200 [ 107.151174][ T5609] filemap_fdatawrite+0x1e9/0x2f0 [ 107.151200][ T5609] ? check_noncircular+0xdb/0x150 [ 107.151227][ T5609] ? __pfx_filemap_fdatawrite+0x10/0x10 [ 107.151252][ T5609] ? add_lock_to_list+0xc7/0x100 [ 107.151327][ T5609] ? do_raw_spin_unlock+0xf5/0x200 [ 107.151349][ T5609] f2fs_sync_dirty_inodes+0x471/0x970 [ 107.151389][ T5609] f2fs_write_checkpoint+0xa07/0x2840 [ 107.151448][ T5609] ? __pfx_f2fs_write_checkpoint+0x10/0x10 [ 107.151527][ T5609] kill_f2fs_super+0x2dd/0x700 [ 107.151553][ T5609] ? rcu_do_enqueue+0x616/0x870 [ 107.151575][ T5609] ? lockdep_hardirqs_on+0x7b/0x110 [ 107.151600][ T5609] ? __pfx_kill_f2fs_super+0x10/0x10 [ 107.151640][ T5609] ? __pfx_call_rcu+0x10/0x10 [ 107.151669][ T5609] ? shrinker_free+0x2a7/0x3b0 [ 107.151696][ T5609] deactivate_locked_super+0xbe/0x110 [ 107.151726][ T5609] cleanup_mnt+0x3d3/0x460 [ 107.151750][ T5609] task_work_run+0x1d9/0x260 [ 107.151776][ T5609] ? __pfx_task_work_run+0x10/0x10 [ 107.151804][ T5609] exit_to_user_mode_loop+0x204/0x770 [ 107.151826][ T5609] ? rcu_is_watching+0x16/0xb0 [ 107.151851][ T5609] do_syscall_64+0x328/0x520 [ 107.151874][ T5609] ? trace_irq_disable+0x3b/0x140 [ 107.151897][ T5609] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.151917][ T5609] ? clear_bhb_loop+0x70/0xc0 [ 107.151937][ T5609] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 107.151961][ T5609] RIP: 0033:0x7fabed39f397 [ 107.151996][ T5609] Code: a2 c7 05 5c 43 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 107.152010][ T5609] RSP: 002b:00007ffcff890ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 107.152030][ T5609] RAX: 0000000000000000 RBX: 00007fabed4344bb RCX: 00007fabed39f397 [ 107.152041][ T5609] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcff890da0 [ 107.152052][ T5609] RBP: 00007ffcff890da0 R08: 00007ffcff891da0 R09: 00000000ffffffff [ 107.152063][ T5609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcff891e30 [ 107.152074][ T5609] R13: 00007fabed4344bb R14: 0000000000019ffd R15: 00007ffcff891e70 [ 107.152100][ T5609] [ 107.240366][ T32] usb 5-1: Using ep0 maxpacket: 8 [ 107.262119][ T32] usb 5-1: New USB device found: idVendor=ee8d, idProduct=db1e, bcdDevice=61.23 [ 107.294127][ T32] usb 5-1: config index 0 descriptor too short (expected 301, got 45) [ 107.294202][ T32] usb 5-1: config 16 interface 0 altsetting 0 endpoint 0x5 has invalid wMaxPacketSize 0 [ 107.294223][ T32] usb 5-1: config 16 interface 0 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 0 [ 107.294246][ T32] usb 5-1: config 16 interface 0 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 32 [ 107.294267][ T32] usb 5-1: config 16 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 107.294307][ T32] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 107.329261][ T5609] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 107.798572][ T5730] usb 2-1: new high-speed USB device number 6 using dummy_hcd [ 107.823780][ T32] usb 5-1: GET_CAPABILITIES returned 0 [ 107.823829][ T32] usbtmc 5-1:16.0: can't read capabilities [ 107.959560][ T5730] usb 2-1: Using ep0 maxpacket: 32 [ 108.046438][ C0] usbtmc 5-1:16.0: usbtmc_read_bulk_cb - nonzero read bulk status received: -71 [ 108.088427][ T5618] usb 5-1: USB disconnect, device number 5 [ 108.103537][ T6377] gadgetfs: bound to dummy_udc driver [ 108.145591][ T5730] usb 2-1: unable to get BOS descriptor or descriptor too short [ 108.145642][ T5730] usb 2-1: New USB device found: idVendor=0ccd, idProduct=0102, bcdDevice=89.0e [ 108.147342][ T5730] usb 2-1: unable to read config index 0 descriptor/start: -71 [ 108.147374][ T5730] usb 2-1: can't read configurations, error -71 [ 108.439016][ T13] team0 (unregistering): Port device team_slave_1 removed [ 108.454935][ T13] team0 (unregistering): Port device team_slave_0 removed [ 108.572931][ T5272] 8021q: adding VLAN 0 to HW filter on device eth1 [ 108.627320][ T5611] Bluetooth: hci2: command tx timeout [ 108.646806][ T5618] usb 3-1: new high-speed USB device number 5 using dummy_hcd [ 108.795264][ T6409] loop4: detected capacity change from 0 to 64 [ 108.797097][ T5618] usb 3-1: Using ep0 maxpacket: 8 [ 108.809904][ T5618] usb 3-1: New USB device found: idVendor=ee8d, idProduct=db1a, bcdDevice=61.23 [ 108.829474][ T5618] usb 3-1: config index 0 descriptor too short (expected 74, got 45) [ 108.829525][ T5618] usb 3-1: config 16 interface 0 altsetting 0 endpoint 0x5 has invalid maxpacket 1536, setting to 1024 [ 108.829546][ T5618] usb 3-1: config 16 interface 0 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 1024 [ 108.829568][ T5618] usb 3-1: config 16 interface 0 altsetting 0 endpoint 0x8B has invalid maxpacket 30768, setting to 1024 [ 108.829590][ T5618] usb 3-1: config 16 interface 0 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 1024 [ 108.829608][ T5618] usb 3-1: config 16 interface 0 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 3 [ 108.829642][ T5618] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 109.109187][ T5714] usb 4-1: new low-speed USB device number 2 using dummy_hcd [ 109.155360][ T5618] usb 3-1: GET_CAPABILITIES returned 0 [ 109.155412][ T5618] usbtmc 3-1:16.0: can't read capabilities [ 109.267640][ T5714] usb 4-1: New USB device found: idVendor=0a07, idProduct=0064, bcdDevice=40.6e [ 109.268615][ T5714] usb 4-1: config 168 descriptor has 1 excess byte, ignoring [ 109.268660][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x3 has invalid maxpacket 77, setting to 8 [ 109.268684][ T5714] usb 4-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 109.268707][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 10 [ 109.268730][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 65535, setting to 8 [ 109.269735][ T5714] usb 4-1: config 168 descriptor has 1 excess byte, ignoring [ 109.269778][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x3 has invalid maxpacket 77, setting to 8 [ 109.269801][ T5714] usb 4-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 109.269825][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 10 [ 109.269848][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 65535, setting to 8 [ 109.271670][ T5714] usb 4-1: config 168 descriptor has 1 excess byte, ignoring [ 109.271711][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x3 has invalid maxpacket 77, setting to 8 [ 109.271735][ T5714] usb 4-1: config 168 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 109.271758][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 10 [ 109.271782][ T5714] usb 4-1: config 168 interface 0 altsetting 0 endpoint 0x8F has invalid maxpacket 65535, setting to 8 [ 109.279107][ T5714] usb 4-1: string descriptor 0 read error: -22 [ 109.279229][ T5714] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 109.310442][ T5714] adutux 4-1:168.0: ADU100 now attached to /dev/usb/adutux1 [ 109.388499][ T5714] usb 3-1: USB disconnect, device number 5 [ 109.466071][ T6420] coredump: 109(syz.4.214): Core dump to core aborted: cannot preserve file permissions [ 109.958803][ T5272] 8021q: adding VLAN 0 to HW filter on device eth2 [ 110.034648][ T6425] loop1: detected capacity change from 0 to 32768 [ 110.089921][ T6323] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.090489][ T6323] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.090603][ T6323] bridge_slave_0: entered allmulticast mode [ 110.113185][ T6323] bridge_slave_0: entered promiscuous mode [ 110.132395][ T6323] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.136559][ T6323] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.152477][ T6323] bridge_slave_1: entered allmulticast mode [ 110.165956][ T6323] bridge_slave_1: entered promiscuous mode [ 110.252338][ T6323] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 110.255559][ T6323] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 110.445582][ T6444] device-mapper: ioctl: Invalid ioctl structure: name m, dev f800 [ 110.501743][ T5618] usb 4-1: USB disconnect, device number 2 [ 110.544936][ T6323] team0: Port device team_slave_0 added [ 110.576609][ T6323] team0: Port device team_slave_1 added [ 110.698283][ T5611] Bluetooth: hci2: command tx timeout [ 110.842677][ T6323] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 110.842694][ T6323] batman_adv: batadv0: The MTU of interface batadv_slave_0 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 1532 would solve the problem. [ 110.842716][ T6323] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 110.853797][ T6323] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 110.853811][ T6323] batman_adv: batadv0: The MTU of interface batadv_slave_1 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 1532 would solve the problem. [ 110.853850][ T6323] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 111.019579][ T6323] hsr_slave_0: entered promiscuous mode [ 111.022630][ T6323] hsr_slave_1: entered promiscuous mode [ 111.027372][ T6323] debugfs: 'hsr0' already exists in 'hsr' [ 111.027390][ T6323] Cannot create hsr debugfs directory [ 111.478259][ T5730] usb 3-1: new high-speed USB device number 6 using dummy_hcd [ 111.520140][ T5272] 8021q: adding VLAN 0 to HW filter on device eth3 [ 111.638021][ T5730] usb 3-1: New USB device found: idVendor=1ba6, idProduct=0001, bcdDevice=0.01 [ 111.643576][ T5730] usb 3-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 111.643628][ T5730] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 111.682395][ T5730] as10x_usb: device has been detected [ 111.683291][ T5730] dvbdev: DVB: registering new adapter (Abilis Systems DVB-Titan) [ 111.723690][ T5730] usb 3-1: DVB: registering adapter 1 frontend 0 (Abilis Systems DVB-Titan)... [ 111.832223][ T5730] as10x_usb: error during firmware upload part1 [ 111.832842][ T5730] Registered device Abilis Systems DVB-Titan [ 111.915451][ T6481] loop4: detected capacity change from 0 to 32768 [ 111.964232][ T6481] Bad stbl[5] index:0 (stblindex 9) in dtpage [ 111.964232][ T6481] [ 111.964265][ T6481] ERROR: (device loop4): dtReadFirst: DT_GETPAGE: dtree page corrupt [ 111.964265][ T6481] [ 112.000394][ T6481] ERROR: (device loop4): remounting filesystem as read-only [ 112.000426][ T6481] jfs_readdir: unexpected rc = -5 from dtReadNext [ 112.535670][ T6323] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 112.559130][ T6323] 8021q: adding VLAN 0 to HW filter on device netdevsim0 [ 112.559969][ T6323] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 112.575336][ T6323] 8021q: adding VLAN 0 to HW filter on device netdevsim1 [ 112.596678][ T6323] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 112.613139][ T6323] 8021q: adding VLAN 0 to HW filter on device netdevsim2 [ 112.613962][ T6323] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 112.651252][ T6323] 8021q: adding VLAN 0 to HW filter on device netdevsim3 [ 112.777027][ T5611] Bluetooth: hci2: command tx timeout [ 112.996992][ T6323] 8021q: adding VLAN 0 to HW filter on device bond0 [ 113.021597][ T32] usb 2-1: new high-speed USB device number 8 using dummy_hcd [ 113.039666][ T6323] 8021q: adding VLAN 0 to HW filter on device team0 [ 113.054412][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 113.054533][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 113.075147][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 113.075303][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 113.198656][ T32] usb 2-1: New USB device found: idVendor=0572, idProduct=cafe, bcdDevice=1.00 [ 113.202682][ T32] usb 2-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 113.202726][ T32] usb 2-1: config 1 interface 0 altsetting 0 endpoint 0x2 has invalid maxpacket 229, setting to 64 [ 113.202751][ T32] usb 2-1: config 1 interface 0 altsetting 0 has 3 endpoint descriptors, different from the interface descriptor's value: 4 [ 113.202789][ T32] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 113.600251][ T2253] usb 3-1: USB disconnect, device number 6 [ 113.676249][ T2253] Unregistered device Abilis Systems DVB-Titan [ 113.688881][ T2253] as10x_usb: device has been disconnected [ 113.715397][ T32] cxacru_cm: 2 callbacks suppressed [ 113.715417][ T32] cxacru 2-1:1.0: send of cm 0x91 failed (-71) [ 113.715479][ T32] ATM dev 0: cxacru_atm_start: CARD_GET_MAC_ADDRESS returned -71 [ 113.715492][ T32] ATM dev 0: usbatm_atm_init: atm_start failed: -71! [ 113.785474][ T32] cxacru 2-1:1.0: probe with driver cxacru failed with error -71 [ 113.815597][ T32] usb 2-1: USB disconnect, device number 8 [ 114.145716][ T6323] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 114.303123][ T6323] veth0_vlan: entered promiscuous mode [ 114.331773][ T6323] veth1_vlan: entered promiscuous mode [ 114.388675][ T6323] veth0_macvtap: entered promiscuous mode [ 114.410717][ T6323] veth1_macvtap: entered promiscuous mode [ 114.433955][ T6323] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 114.459270][ T6323] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 114.477344][ T154] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.478202][ T154] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.478258][ T154] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.478291][ T154] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 114.518996][ T6507] loop3: detected capacity change from 0 to 131072 [ 114.547240][ T6507] F2FS-fs (loop3): invalid crc value [ 114.738589][ T6507] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 114.773546][ T6507] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e4 [ 114.985894][ T6577] TCP: request_sock_TCPv6: Possible SYN flooding on port [::]:20002. Sending cookies. [ 114.985944][ T6577] TCP: tcp_parse_options: Illegal window scaling value 215 > 14 received [ 115.188177][ T5714] usb 2-1: new full-speed USB device number 9 using dummy_hcd [ 115.339980][ T5714] usb 2-1: New USB device found: idVendor=0596, idProduct=0001, bcdDevice=5.f5 [ 115.341053][ T5714] usb 2-1: config 0 has an invalid interface number: 214 but max is 0 [ 115.341075][ T5714] usb 2-1: config 0 has no interface number 0 [ 115.341111][ T5714] usb 2-1: config 0 interface 214 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 10 [ 115.341134][ T5714] usb 2-1: config 0 interface 214 altsetting 0 endpoint 0x83 has invalid wMaxPacketSize 0 [ 115.345663][ T5714] usb 2-1: New USB device strings: Mfr=1, Product=0, SerialNumber=3 [ 115.345686][ T5714] usb 2-1: Manufacturer: syz [ 115.345699][ T5714] usb 2-1: SerialNumber: syz [ 115.361879][ T5714] usb 2-1: config 0 descriptor?? [ 115.376995][ T27] usb 3-1: new full-speed USB device number 7 using dummy_hcd [ 115.561703][ T27] usb 3-1: New USB device found: idVendor=0402, idProduct=5602, bcdDevice=49.83 [ 115.565019][ T27] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 115.565044][ T27] usb 3-1: Product: syz [ 115.565058][ T27] usb 3-1: Manufacturer: syz [ 115.565097][ T27] usb 3-1: SerialNumber: syz [ 115.578391][ T27] usb 3-1: config 0 descriptor?? [ 115.588596][ T27] gspca_main: ALi m5602-2.14.0 probing 0402:5602 [ 115.799876][ T27] gspca_m5602: Failed to find a sensor [ 115.799890][ T27] ALi m5602 3-1:0.0: ALi m5602 webcam failed [ 115.805735][ T27] usb 3-1: USB disconnect, device number 7 [ 115.992044][ T5714] input: syz as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.214/input/input7 [ 116.228810][ T5715] usb 2-1: USB disconnect, device number 9 [ 116.267717][ T27] usb 3-1: new high-speed USB device number 8 using dummy_hcd [ 116.408255][ T6532] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 [ 116.418265][ T27] usb 3-1: Using ep0 maxpacket: 8 [ 116.419112][ T27] usb 3-1: New USB device found: idVendor=0402, idProduct=5602, bcdDevice=49.83 [ 116.430230][ T27] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 116.430253][ T27] usb 3-1: Product: syz [ 116.430267][ T27] usb 3-1: Manufacturer: syz [ 116.430279][ T27] usb 3-1: SerialNumber: syz [ 116.447670][ T27] usb 3-1: config 0 descriptor?? [ 116.544295][ T27] gspca_main: ALi m5602-2.14.0 probing 0402:5602 [ 116.654206][ T1158] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.654267][ T1158] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.720756][ T154] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.720776][ T154] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.910337][ T27] gspca_m5602: Failed to find a sensor [ 116.910354][ T27] ALi m5602 3-1:0.0: ALi m5602 webcam failed [ 116.917854][ T27] usb 3-1: USB disconnect, device number 8 [ 117.451882][ T27] libceph: connect (1)[c::]:6789 error -101 [ 117.452287][ T27] libceph: mon0 (1)[c::]:6789 connect error [ 117.525301][ T27] libceph: connect (1)[c::]:6789 error -101 [ 117.525475][ T27] libceph: mon0 (1)[c::]:6789 connect error [ 117.681744][ T6661] loop3: detected capacity change from 0 to 1024 [ 117.778387][ T27] libceph: connect (1)[c::]:6789 error -101 [ 117.778544][ T27] libceph: mon0 (1)[c::]:6789 connect error [ 117.823749][ T33] audit: type=1800 audit(1790149668.760:15): pid=6661 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.258" name="file1" dev="loop3" ino=27 res=0 errno=0 [ 118.120498][ T6649] ceph: No mds server is up or the cluster is laggy [ 118.301610][ T5714] libceph: connect (1)[c::]:6789 error -101 [ 118.301772][ T5714] libceph: mon0 (1)[c::]:6789 connect error [ 118.545755][ T6675] jffs2: notice: (6675) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. [ 118.568362][ T6678] TCP: request_sock_TCPv6: Possible SYN flooding on port [::]:20002. Sending cookies. [ 118.817617][ T5618] usb 1-1: new full-speed USB device number 4 using dummy_hcd [ 118.956503][ T6683] loop4: detected capacity change from 0 to 32768 [ 118.981306][ T5618] usb 1-1: New USB device found: idVendor=045e, idProduct=0283, bcdDevice=99.0b [ 118.982341][ T5618] usb 1-1: config 0 interface 0 altsetting 255 endpoint 0x3 has invalid wMaxPacketSize 0 [ 118.982366][ T5618] usb 1-1: config 0 interface 0 has no altsetting 0 [ 118.987393][ T5618] usb 1-1: New USB device strings: Mfr=1, Product=228, SerialNumber=2 [ 118.987415][ T5618] usb 1-1: Product: syz [ 118.987428][ T5618] usb 1-1: Manufacturer: syz [ 118.987441][ T5618] usb 1-1: SerialNumber: syz [ 118.998111][ T5618] usb 1-1: config 0 descriptor?? [ 119.087222][ T2253] usb 2-1: new high-speed USB device number 10 using dummy_hcd [ 119.087639][ T6683] XFS (loop4): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 119.110397][ T5618] usb 1-1: selecting invalid altsetting 0 [ 119.185284][ T6698] loop3: detected capacity change from 0 to 64 [ 119.207317][ T6683] XFS (loop4): Ending clean mount [ 119.238105][ T2253] usb 2-1: Using ep0 maxpacket: 32 [ 119.238727][ T2253] usb 2-1: New USB device found: idVendor=12d8, idProduct=0001, bcdDevice=de.79 [ 119.240163][ T2253] usb 2-1: config 0 interface 0 altsetting 0 bulk endpoint 0x85 has invalid maxpacket 1024 [ 119.245436][ T2253] usb 2-1: New USB device strings: Mfr=1, Product=236, SerialNumber=2 [ 119.245459][ T2253] usb 2-1: Product: syz [ 119.245473][ T2253] usb 2-1: Manufacturer: syz [ 119.245487][ T2253] usb 2-1: SerialNumber: syz [ 119.251568][ T2253] usb 2-1: config 0 descriptor?? [ 119.254224][ T6687] raw-gadget.1 gadget.1: fail, usb_ep_enable returned -22 [ 119.594437][ T5618] usb 1-1: USB disconnect, device number 4 [ 119.608114][ T6706] loop3: detected capacity change from 0 to 128 [ 119.668348][ T6706] EXT4-fs (loop3): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 119.669575][ T6706] ext4 filesystem being mounted at /57/mnt supports timestamps until 2038-01-19 (0x7fffffff) [ 119.760799][ T6711] Illegal XDP return value 4294967274 on prog (id 15) dev N/A, expect packet loss! [ 119.813561][ T5605] XFS (loop4): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 119.896131][ T5615] EXT4-fs (loop3): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 120.583507][ T6729] iommufd_mock iommufd_mock0: Adding to iommu group 0 [ 120.738261][ T27] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 120.888025][ T27] usb 1-1: New USB device found: idVendor=7d25, idProduct=a415, bcdDevice=0.40 [ 120.889908][ T27] usb 1-1: config 1 has too many interfaces: 66, using maximum allowed: 32 [ 120.889931][ T27] usb 1-1: config 1 has an invalid descriptor of length 55, skipping remainder of the config [ 120.889947][ T27] usb 1-1: config 1 has 1 interface, different from the descriptor's value: 66 [ 120.890132][ T27] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 52, changing to 9 [ 120.890159][ T27] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x81 has invalid maxpacket 8241, setting to 1024 [ 120.896133][ T27] usb 1-1: New USB device strings: Mfr=1, Product=4, SerialNumber=0 [ 120.896156][ T27] usb 1-1: Product: syz [ 120.896172][ T27] usb 1-1: Manufacturer: syz [ 120.984254][ T27] cdc_wdm 1-1:1.0: skipping garbage [ 120.984274][ T27] cdc_wdm 1-1:1.0: skipping garbage [ 120.986450][ T27] cdc_wdm 1-1:1.0: cdc-wdm1: USB WDM device [ 120.986477][ T27] cdc_wdm 1-1:1.0: Unknown control protocol [ 121.021090][ T6741] jffs2: notice: (6741) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. [ 121.294558][ T6751] device-mapper: ioctl: Invalid ioctl structure: name t, dev f801 [ 121.315210][ T5618] usb 2-1: USB disconnect, device number 10 [ 121.414225][ T5714] usb 1-1: USB disconnect, device number 5 [ 121.487653][ T27] usb 3-1: new high-speed USB device number 9 using dummy_hcd [ 121.504559][ T6760] FAULT_INJECTION: forcing a failure. [ 121.504559][ T6760] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 121.504593][ T6760] CPU: 0 UID: 0 PID: 6760 Comm: syz.3.287 Not tainted syzkaller #0 PREEMPT(full) [ 121.504616][ T6760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 121.504626][ T6760] Call Trace: [ 121.504633][ T6760] [ 121.504641][ T6760] dump_stack_lvl+0xe8/0x150 [ 121.504681][ T6760] should_fail_ex+0x3eb/0x540 [ 121.504709][ T6760] _copy_to_user+0x31/0xb0 [ 121.504739][ T6760] generic_map_lookup_batch+0xb08/0xf20 [ 121.504778][ T6760] ? __pfx_generic_map_lookup_batch+0x10/0x10 [ 121.504797][ T6760] ? __fget_files+0x3a2/0x420 [ 121.504815][ T6760] ? __fget_files+0x2a/0x420 [ 121.504837][ T6760] ? fdget+0x1ac/0x250 [ 121.504852][ T6760] ? __pfx_generic_map_lookup_batch+0x10/0x10 [ 121.504876][ T6760] bpf_map_do_batch+0x27f/0x630 [ 121.504894][ T6760] ? bpf_lsm_bpf+0x9/0x20 [ 121.504915][ T6760] ? security_bpf+0x7e/0x2d0 [ 121.504942][ T6760] __sys_bpf+0xa9f/0xd90 [ 121.504975][ T6760] ? __pfx___sys_bpf+0x10/0x10 [ 121.505004][ T6760] ? do_futex+0x458/0x4e0 [ 121.505050][ T6760] ? rcu_is_watching+0x16/0xb0 [ 121.505082][ T6760] __x64_sys_bpf+0xba/0xd0 [ 121.505108][ T6760] do_syscall_64+0x166/0x520 [ 121.505133][ T6760] ? trace_irq_disable+0x3b/0x140 [ 121.505156][ T6760] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.505174][ T6760] ? clear_bhb_loop+0x70/0xc0 [ 121.505197][ T6760] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 121.505215][ T6760] RIP: 0033:0x7f6cb4d9e159 [ 121.505238][ T6760] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 121.505253][ T6760] RSP: 002b:00007f6cb5b96028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 121.505273][ T6760] RAX: ffffffffffffffda RBX: 00007f6cb5025fa0 RCX: 00007f6cb4d9e159 [ 121.505288][ T6760] RDX: 0000000000000038 RSI: 00002000000003c0 RDI: 0000000000000018 [ 121.505300][ T6760] RBP: 00007f6cb4e3506b R08: 0000000000000000 R09: 0000000000000000 [ 121.505319][ T6760] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 121.505330][ T6760] R13: 00007f6cb5026038 R14: 00007f6cb5025fa0 R15: 00007ffd2450c068 [ 121.505361][ T6760] [ 121.617905][ T6762] loop3: detected capacity change from 0 to 512 [ 121.684483][ T6762] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 121.684578][ T6762] ext4 filesystem being mounted at /63/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 121.709363][ T27] usb 3-1: Using ep0 maxpacket: 32 [ 121.734179][ T27] usb 3-1: New USB device found: idVendor=0ac8, idProduct=0321, bcdDevice=6f.be [ 121.783875][ T27] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 121.786690][ T27] usb 3-1: config 0 descriptor?? [ 121.806100][ T27] gspca_main: vc032x-2.14.0 probing 0ac8:0321 [ 121.812036][ T5615] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 121.959525][ T6767] loop3: detected capacity change from 0 to 4096 [ 122.275248][ T6776] loop1: detected capacity change from 0 to 256 [ 122.323386][ T6776] exFAT-fs (loop1): failed to load upcase table (idx : 0x0001fe89, chksum : 0xc374f927, utbl_chksum : 0xe619d30d) [ 122.796646][ T6791] xt_hashlimit: size too large, truncated to 1048576 [ 123.114040][ T27] gspca_vc032x: reg_w err -71 [ 123.114075][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114085][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114102][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114109][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114117][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114126][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114133][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114142][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114150][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114157][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114165][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114173][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114181][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114189][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114196][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114204][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114212][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114219][ T27] gspca_vc032x: I2c Bus Busy Wait 00 [ 123.114231][ T27] gspca_vc032x: Unknown sensor... [ 123.114301][ T27] vc032x 3-1:0.0: probe with driver vc032x failed with error -22 [ 123.180191][ T6798] FAULT_INJECTION: forcing a failure. [ 123.180191][ T6798] name failslab, interval 1, probability 0, space 0, times 1 [ 123.180219][ T6798] CPU: 0 UID: 0 PID: 6798 Comm: syz.1.302 Not tainted syzkaller #0 PREEMPT(full) [ 123.180240][ T6798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 123.180251][ T6798] Call Trace: [ 123.180261][ T6798] [ 123.180270][ T6798] dump_stack_lvl+0xe8/0x150 [ 123.180302][ T6798] should_fail_ex+0x3eb/0x540 [ 123.180332][ T6798] should_failslab+0xa8/0x100 [ 123.180355][ T6798] ? __kernfs_new_node+0xe6/0x980 [ 123.180377][ T6798] kmem_cache_alloc_noprof+0x9c/0x600 [ 123.180406][ T6798] ? kstrdup+0x81/0x100 [ 123.180433][ T6798] ? __kernfs_new_node+0xe6/0x980 [ 123.180461][ T6798] __kernfs_new_node+0xe6/0x980 [ 123.180491][ T6798] ? __pfx___kernfs_new_node+0x10/0x10 [ 123.180514][ T6798] ? kernfs_root+0x1c/0x230 [ 123.180540][ T6798] ? kernfs_root+0x1c/0x230 [ 123.180560][ T6798] ? kernfs_root+0x1c/0x230 [ 123.180577][ T6798] ? kernfs_root+0x1c/0x230 [ 123.180610][ T6798] kernfs_create_dir_ns+0xf7/0x220 [ 123.180640][ T6798] sysfs_create_dir_ns+0x12f/0x2a0 [ 123.180664][ T6798] ? __pfx_sysfs_create_dir_ns+0x10/0x10 [ 123.180688][ T6798] ? do_raw_spin_unlock+0xf5/0x200 [ 123.180712][ T6798] kobject_add_internal+0x622/0xcd0 [ 123.180739][ T6798] kobject_init_and_add+0x12b/0x1a0 [ 123.180764][ T6798] ? __pfx_kobject_init_and_add+0x10/0x10 [ 123.180787][ T6798] ? __raw_spin_lock_init+0x45/0x100 [ 123.180812][ T6798] bus_add_driver+0x27c/0x6a0 [ 123.180846][ T6798] driver_register+0x23a/0x320 [ 123.180869][ T6798] usb_gadget_register_driver_owner+0xf9/0x270 [ 123.180899][ T6798] raw_ioctl+0x1541/0x41c0 [ 123.180926][ T6798] ? tomoyo_path_number_perm+0x219/0x5f0 [ 123.180953][ T6798] ? do_vfs_ioctl+0x116f/0x1530 [ 123.180978][ T6798] ? __pfx_raw_ioctl+0x10/0x10 [ 123.181030][ T6798] ? __fget_files+0x2a/0x420 [ 123.181050][ T6798] ? __fget_files+0x2a/0x420 [ 123.181068][ T6798] ? __fget_files+0x2a/0x420 [ 123.181087][ T6798] ? bpf_lsm_file_ioctl+0x9/0x20 [ 123.181109][ T6798] ? __pfx_raw_ioctl+0x10/0x10 [ 123.181129][ T6798] __se_sys_ioctl+0xfc/0x170 [ 123.181154][ T6798] do_syscall_64+0x166/0x520 [ 123.181178][ T6798] ? trace_irq_disable+0x3b/0x140 [ 123.181200][ T6798] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.181219][ T6798] ? clear_bhb_loop+0x70/0xc0 [ 123.181242][ T6798] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.181260][ T6798] RIP: 0033:0x7f166e99ddeb [ 123.181277][ T6798] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 [ 123.181292][ T6798] RSP: 002b:00007f166f92bf00 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 123.181312][ T6798] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f166e99ddeb [ 123.181326][ T6798] RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 [ 123.181337][ T6798] RBP: 00007f166f92cfd0 R08: 0000000000000001 R09: 00000000ffffffff [ 123.181349][ T6798] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.181360][ T6798] R13: 0000200000000000 R14: 0000000000000000 R15: 0000000000000000 [ 123.181388][ T6798] [ 123.186157][ T6798] kobject: kobject_add_internal failed for raw-gadget.0 (error: -12 parent: drivers) [ 123.186200][ T6798] UDC core: USB Raw Gadget: driver registration failed: -12 [ 123.186217][ T6798] misc raw-gadget: fail, usb_gadget_register_driver returned -12 [ 123.222881][ T27] usb 3-1: USB disconnect, device number 9 [ 124.011126][ T6814] netlink: 148 bytes leftover after parsing attributes in process `syz.4.309'. [ 124.011341][ T6814] netlink: 1 bytes leftover after parsing attributes in process `syz.4.309'. [ 124.011371][ T6814] netlink: 'syz.4.309': attribute type 1 has an invalid length. [ 124.427931][ T6829] netlink: 4 bytes leftover after parsing attributes in process `syz.2.315'. [ 124.475785][ T6829] erspan0: entered promiscuous mode [ 124.484589][ T6829] macvtap1: entered promiscuous mode [ 124.485061][ T6830] netlink: 4 bytes leftover after parsing attributes in process `syz.2.315'. [ 124.485102][ T6829] macvtap1: entered allmulticast mode [ 124.485115][ T6829] erspan0: entered allmulticast mode [ 124.511417][ T6830] erspan0: left allmulticast mode [ 124.511578][ T6830] erspan0: left promiscuous mode [ 124.514611][ T6830] macvtap1: left promiscuous mode [ 124.514630][ T6830] macvtap1: left allmulticast mode [ 124.702868][ T6824] loop1: detected capacity change from 0 to 32768 [ 125.213332][ T27] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 125.448716][ T27] usb 4-1: New USB device found: idVendor=0525, idProduct=a4a7, bcdDevice=1.00 [ 125.540452][ T6824] XFS (loop1): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 125.556961][ T27] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 125.645736][ T6824] XFS (loop1): Ending clean mount [ 125.751107][ T6847] gadgetfs: bound to dummy_udc driver [ 125.789320][ T27] cdc_acm 4-1:1.0: ttyACM0: USB ACM device [ 125.866229][ T5604] XFS (loop1): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 126.063215][ T6858] loop1: detected capacity change from 0 to 128 [ 126.110524][ T6858] EXT4-fs (loop1): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 126.111595][ T6858] ext4 filesystem being mounted at /63/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 126.229513][ T6863] FAULT_INJECTION: forcing a failure. [ 126.229513][ T6863] name fail_futex, interval 1, probability 0, space 0, times 1 [ 126.229543][ T6863] CPU: 0 UID: 0 PID: 6863 Comm: syz.4.324 Not tainted syzkaller #0 PREEMPT(full) [ 126.229565][ T6863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 126.229576][ T6863] Call Trace: [ 126.229584][ T6863] [ 126.229592][ T6863] dump_stack_lvl+0xe8/0x150 [ 126.229625][ T6863] should_fail_ex+0x3eb/0x540 [ 126.229655][ T6863] get_futex_key+0x1b4/0x1580 [ 126.229695][ T6863] ? __pfx_get_futex_key+0x10/0x10 [ 126.229722][ T6863] ? do_user_addr_fault+0xff4/0x1480 [ 126.229753][ T6863] futex_wake+0x119/0x5f0 [ 126.229773][ T6863] ? irqentry_exit+0x218/0x910 [ 126.229801][ T6863] ? trace_irq_disable+0x3b/0x140 [ 126.229829][ T6863] ? __pfx_futex_wake+0x10/0x10 [ 126.229865][ T6863] do_futex+0x458/0x4e0 [ 126.229889][ T6863] ? __pfx_do_futex+0x10/0x10 [ 126.229904][ T6863] ? lock_acquire+0x115/0x350 [ 126.229926][ T6863] ? __pfx_do_fcntl+0x10/0x10 [ 126.229955][ T6863] __se_sys_futex+0x3a8/0x450 [ 126.229977][ T6863] ? __fget_files+0x2a/0x420 [ 126.229996][ T6863] ? __pfx___se_sys_futex+0x10/0x10 [ 126.230024][ T6863] ? __x64_sys_futex+0x21/0xf0 [ 126.230046][ T6863] do_syscall_64+0x166/0x520 [ 126.230073][ T6863] ? trace_irq_disable+0x3b/0x140 [ 126.230097][ T6863] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.230116][ T6863] ? clear_bhb_loop+0x70/0xc0 [ 126.230140][ T6863] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 126.230159][ T6863] RIP: 0033:0x7f4cf899e159 [ 126.230177][ T6863] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 126.230193][ T6863] RSP: 002b:00007f4cf98020e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 126.230213][ T6863] RAX: ffffffffffffffda RBX: 00007f4cf8c25fa8 RCX: 00007f4cf899e159 [ 126.230228][ T6863] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f4cf8c25fac [ 126.230241][ T6863] RBP: 00007f4cf8c25fa0 R08: 3fffffffffffffff R09: 0000000000000000 [ 126.230255][ T6863] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 126.230268][ T6863] R13: 00007f4cf8c26038 R14: 00007fffbe7269e0 R15: 00007fffbe726ac8 [ 126.230300][ T6863] [ 126.339951][ T9] usb 4-1: USB disconnect, device number 3 [ 126.517337][ T6866] loop4: detected capacity change from 0 to 64 [ 126.599661][ T5604] EXT4-fs (loop1): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 127.309691][ T6868] loop2: detected capacity change from 0 to 40427 [ 127.316924][ T5714] usb 4-1: new full-speed USB device number 4 using dummy_hcd [ 127.334780][ T6868] F2FS-fs (loop2): Invalid log_blocksize (268), supports only 12 [ 127.334803][ T6868] F2FS-fs (loop2): Can't find valid F2FS filesystem in 1th superblock [ 127.370198][ T6868] F2FS-fs (loop2): invalid crc value [ 127.479604][ T5714] usb 4-1: New USB device found: idVendor=0506, idProduct=4601, bcdDevice=1.00 [ 127.482034][ T5714] usb 4-1: config 1 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 10 [ 127.482063][ T5714] usb 4-1: config 1 interface 0 altsetting 0 endpoint 0x83 has invalid wMaxPacketSize 0 [ 127.482098][ T5714] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 127.530861][ T27] usb 2-1: new high-speed USB device number 11 using dummy_hcd [ 127.554553][ T6875] loop4: detected capacity change from 0 to 32768 [ 127.579416][ T6875] BTRFS: device fsid c9fe44da-de57-406a-8241-57ec7d4412cf devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.328 (6875) [ 127.631983][ T6875] BTRFS info (device loop4): first mount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 127.632016][ T6875] BTRFS info (device loop4): using crc32c checksum algorithm [ 127.703016][ T27] usb 2-1: New USB device found: idVendor=0644, idProduct=8047, bcdDevice=1.00 [ 127.703762][ T6868] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 127.706243][ T27] usb 2-1: config 1 has an invalid interface number: 3 but max is 0 [ 127.706267][ T27] usb 2-1: config 1 has no interface number 0 [ 127.760118][ T27] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 127.760145][ T27] usb 2-1: Product: syz [ 127.760182][ T27] usb 2-1: Manufacturer: syz [ 127.760197][ T27] usb 2-1: SerialNumber: syz [ 127.760341][ T6868] F2FS-fs (loop2): Try to recover 1th superblock, ret: 0 [ 127.760360][ T6868] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 127.821801][ T27] usb 2-1: 3:0 : does not exist [ 127.821824][ T27] usb 2-1: 3:0 : does not exist [ 127.866099][ T6875] BTRFS info (device loop4): enabling ssd optimizations [ 127.866125][ T6875] BTRFS info (device loop4): turning on flush-on-commit [ 127.866142][ T6875] BTRFS info (device loop4): enabling free space tree [ 127.866158][ T6875] BTRFS info (device loop4): enabling auto defrag [ 127.866175][ T6875] BTRFS info (device loop4): use lzo compression, level 1 [ 127.906074][ T6875] BTRFS info (device loop4): max_inline set to 4096 [ 128.031880][ T33] audit: type=1800 audit(1790149678.970:16): pid=6875 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.328" name="file1" dev="loop4" ino=260 res=0 errno=0 [ 128.220308][ T27] usb 2-1: USB disconnect, device number 11 [ 128.793428][ T5714] pegasus 4-1:1.0: can't reset MAC [ 128.793724][ T5714] pegasus 4-1:1.0: probe with driver pegasus failed with error -5 [ 128.848922][ T5714] usb 4-1: USB disconnect, device number 4 [ 129.109734][ T5605] BTRFS info (device loop4): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf [ 129.150873][ T6939] loop1: detected capacity change from 0 to 1024 [ 129.216184][ T6939] hfsplus: failed to load extents file [ 130.349811][ T6970] loop3: detected capacity change from 0 to 512 [ 130.403621][ T6970] EXT4-fs error (device loop3): ext4_orphan_get:1403: inode #15: comm syz.3.346: inode has both inline data and extents flags [ 130.403656][ T6970] loop3: lost file I/O error report for ino 15 type 5 pos 0x0 len 0x0 error -117 [ 130.403943][ T6970] EXT4-fs error (device loop3): ext4_orphan_get:1408: comm syz.3.346: couldn't read orphan inode 15 (err -117) [ 130.403969][ T6970] loop3: lost filesystem error report for type 5 error -117 [ 130.406772][ C0] EXT4-fs (loop3): error count since last fsck: 2 [ 130.406794][ C0] EXT4-fs (loop3): initial error at time 1790149681: ext4_orphan_get:1403: inode 15 [ 130.406822][ C0] EXT4-fs (loop3): last error at time 1790149681: ext4_orphan_get:1408 [ 130.419457][ T6970] EXT4-fs (loop3): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 130.869872][ T5618] usb 3-1: new high-speed USB device number 10 using dummy_hcd [ 130.930725][ T5615] EXT4-fs (loop3): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 131.027015][ T5618] usb 3-1: Using ep0 maxpacket: 8 [ 131.027712][ T5618] usb 3-1: New USB device found: idVendor=0ccd, idProduct=00b3, bcdDevice=2d.ea [ 131.031085][ T5618] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 131.031107][ T5618] usb 3-1: Product: syz [ 131.031121][ T5618] usb 3-1: Manufacturer: syz [ 131.031134][ T5618] usb 3-1: SerialNumber: syz [ 131.034212][ T5618] usb 3-1: config 0 descriptor?? [ 131.198239][ T6996] netlink: 28 bytes leftover after parsing attributes in process `syz.3.352'. [ 131.198274][ T6996] netlink: 28 bytes leftover after parsing attributes in process `syz.3.352'. [ 131.252171][ T5618] usb 3-1: dvb_usb_v2: found a 'TerraTec NOXON DAB Stick' in warm state [ 131.280400][ T6999] netlink: 28 bytes leftover after parsing attributes in process `syz.3.352'. [ 131.280435][ T6999] netlink: 28 bytes leftover after parsing attributes in process `syz.3.352'. [ 131.281464][ T6980] loop4: detected capacity change from 0 to 32768 [ 131.366918][ T6980] XFS (loop4): Mounting V5 Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 131.473670][ T6980] XFS (loop4): Ending clean mount [ 131.561627][ T6999] Zero length message leads to an empty skb [ 131.911949][ T5618] dvb_usb_rtl28xxu 3-1:0.0: probe with driver dvb_usb_rtl28xxu failed with error -32 [ 131.929901][ T5618] usb 3-1: USB disconnect, device number 10 [ 131.997626][ T5605] XFS (loop4): Unmounting Filesystem d7dc424e-7990-42cb-9f91-9cb7200a101d [ 132.033808][ T7021] FAULT_INJECTION: forcing a failure. [ 132.033808][ T7021] name failslab, interval 1, probability 0, space 0, times 0 [ 132.033848][ T7021] CPU: 0 UID: 0 PID: 7021 Comm: syz.3.357 Not tainted syzkaller #0 PREEMPT(full) [ 132.033871][ T7021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 132.033882][ T7021] Call Trace: [ 132.033890][ T7021] [ 132.033898][ T7021] dump_stack_lvl+0xe8/0x150 [ 132.033931][ T7021] should_fail_ex+0x3eb/0x540 [ 132.033962][ T7021] should_failslab+0xa8/0x100 [ 132.033989][ T7021] __kmalloc_noprof+0xf9/0x710 [ 132.034009][ T7021] ? sk_prot_alloc+0xe7/0x210 [ 132.034034][ T7021] ? sk_prot_alloc+0xe7/0x210 [ 132.034066][ T7021] sk_prot_alloc+0xe7/0x210 [ 132.034090][ T7021] ? sk_alloc+0x27/0x390 [ 132.034118][ T7021] sk_alloc+0x3a/0x390 [ 132.034148][ T7021] bpf_prog_test_run_skb+0x3a6/0x2230 [ 132.034181][ T7021] ? __fget_files+0x2a/0x420 [ 132.034203][ T7021] ? __fget_files+0x2a/0x420 [ 132.034220][ T7021] ? __fget_files+0x3a2/0x420 [ 132.034237][ T7021] ? __fget_files+0x2a/0x420 [ 132.034260][ T7021] ? __pfx_bpf_prog_test_run_skb+0x10/0x10 [ 132.034280][ T7021] bpf_prog_test_run+0x2c5/0x340 [ 132.034312][ T7021] __sys_bpf+0xa22/0xd90 [ 132.034346][ T7021] ? __pfx___sys_bpf+0x10/0x10 [ 132.034376][ T7021] ? do_futex+0x458/0x4e0 [ 132.034424][ T7021] ? rcu_is_watching+0x16/0xb0 [ 132.034459][ T7021] __x64_sys_bpf+0xba/0xd0 [ 132.034486][ T7021] do_syscall_64+0x166/0x520 [ 132.034512][ T7021] ? trace_irq_disable+0x3b/0x140 [ 132.034536][ T7021] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.034556][ T7021] ? clear_bhb_loop+0x70/0xc0 [ 132.034580][ T7021] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 132.034598][ T7021] RIP: 0033:0x7f6cb4d9e159 [ 132.034617][ T7021] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 132.034633][ T7021] RSP: 002b:00007f6cb5b96028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 132.034654][ T7021] RAX: ffffffffffffffda RBX: 00007f6cb5025fa0 RCX: 00007f6cb4d9e159 [ 132.034668][ T7021] RDX: 0000000000000050 RSI: 0000200000000d80 RDI: 000000000000000a [ 132.034681][ T7021] RBP: 00007f6cb4e3506b R08: 0000000000000000 R09: 0000000000000000 [ 132.034693][ T7021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 132.034704][ T7021] R13: 00007f6cb5026038 R14: 00007f6cb5025fa0 R15: 00007ffd2450c068 [ 132.034739][ T7021] [ 132.780282][ T1313] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.780347][ T1313] ieee802154 phy1 wpan1: encryption failed: -22 [ 133.203568][ T7049] loop1: detected capacity change from 0 to 1024 [ 133.304233][ T7049] EXT4-fs (loop1): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors [ 133.304279][ T7049] EXT4-fs (loop1): ext4_check_descriptors: Checksum for group 0 failed (51554!=20869) [ 133.375766][ T7049] JBD2: no valid journal superblock found [ 133.463962][ T7049] EXT4-fs (loop1): Could not load journal inode [ 134.405823][ T7067] i2c i2c-0: Frontend requested software zigzag, but didn't set the frequency step size [ 135.358253][ T27] usb 5-1: new high-speed USB device number 6 using dummy_hcd [ 135.519596][ T27] usb 5-1: Using ep0 maxpacket: 8 [ 135.545965][ T27] usb 5-1: unable to get BOS descriptor or descriptor too short [ 135.546015][ T27] usb 5-1: New USB device found: idVendor=097b, idProduct=61f6, bcdDevice=d4.9a [ 135.564498][ T27] usb 5-1: config 10 has an invalid interface number: 91 but max is 0 [ 135.564563][ T27] usb 5-1: config 10 has no interface number 0 [ 135.564706][ T27] usb 5-1: config 10 interface 91 has no altsetting 0 [ 135.593297][ T27] usb 5-1: string descriptor 0 read error: -22 [ 135.594086][ T27] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 135.623493][ T27] uvcvideo 5-1:10.91: Found UVC 0.00 device (097b:61f6) [ 135.623531][ T27] uvcvideo 5-1:10.91: No valid video chain found. [ 135.877308][ T9] usb 5-1: USB disconnect, device number 6 [ 137.357971][ T5715] usb 3-1: new high-speed USB device number 11 using dummy_hcd [ 137.529231][ T5715] usb 3-1: New USB device found: idVendor=0525, idProduct=a4a7, bcdDevice=1.00 [ 137.532870][ T5715] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 137.779533][ T5715] cdc_acm 3-1:1.0: ttyACM0: USB ACM device [ 138.073210][ T5618] usb 3-1: USB disconnect, device number 11 [ 138.179834][ T7131] loop2: detected capacity change from 0 to 7 [ 138.217528][ T7131] Dev loop2: unable to read RDB block 7 [ 138.217569][ T7131] loop2: unable to read partition table [ 138.217764][ T7131] loop2: partition table beyond EOD, truncated [ 138.221565][ T7131] loop_reread_partitions: partition scan of loop2 (þ被xü—ŸÑà– ) failed (rc=-5) [ 138.296903][ T9] usb 2-1: new high-speed USB device number 12 using dummy_hcd [ 138.448194][ T9] usb 2-1: Using ep0 maxpacket: 8 [ 138.450298][ T9] usb 2-1: New USB device found: idVendor=0c45, idProduct=614a, bcdDevice=c4.6d [ 138.453296][ T9] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 138.453319][ T9] usb 2-1: Product: syz [ 138.453333][ T9] usb 2-1: Manufacturer: syz [ 138.453346][ T9] usb 2-1: SerialNumber: syz [ 138.490911][ T9] usb 2-1: config 0 descriptor?? [ 138.499575][ T9] gspca_main: sonixj-2.14.0 probing 0c45:614a [ 138.884005][ T7141] loop4: detected capacity change from 0 to 32768 [ 138.896102][ T7141] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.391 (7141) [ 138.932125][ T7141] BTRFS info (device loop4): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 138.932158][ T7141] BTRFS info (device loop4): using sha256 checksum algorithm [ 139.111082][ T7141] BTRFS info (device loop4): enabling ssd optimizations [ 139.111108][ T7141] BTRFS info (device loop4): turning on sync discard [ 139.111123][ T7141] BTRFS info (device loop4): enabling free space tree [ 139.111140][ T7141] BTRFS info (device loop4): use zlib compression, level 3 [ 139.383348][ T7170] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 139.383375][ T7170] overlayfs: failed to set xattr on upper [ 139.383383][ T7170] overlayfs: ...falling back to redirect_dir=nofollow. [ 139.383391][ T7170] overlayfs: ...falling back to index=off. [ 139.383398][ T7170] overlayfs: ...falling back to uuid=null. [ 139.754697][ T9] input: sonixj as /devices/platform/dummy_hcd.1/usb2/2-1/input/input8 [ 140.018430][ T27] usb 2-1: USB disconnect, device number 12 [ 140.489328][ T7205] FAULT_INJECTION: forcing a failure. [ 140.489328][ T7205] name fail_futex, interval 1, probability 0, space 0, times 0 [ 140.489358][ T7205] CPU: 1 UID: 0 PID: 7205 Comm: syz.2.398 Not tainted syzkaller #0 PREEMPT(full) [ 140.489380][ T7205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 140.489391][ T7205] Call Trace: [ 140.489400][ T7205] [ 140.489408][ T7205] dump_stack_lvl+0xe8/0x150 [ 140.489441][ T7205] should_fail_ex+0x3eb/0x540 [ 140.489471][ T7205] get_futex_key+0x1b4/0x1580 [ 140.489496][ T7205] ? __lock_acquire+0x747/0x2de0 [ 140.489525][ T7205] ? kasan_save_track+0x3e/0x80 [ 140.489546][ T7205] ? __kasan_slab_free+0x5c/0x80 [ 140.489566][ T7205] ? kmem_cache_free+0x182/0x650 [ 140.489587][ T7205] ? __pfx_get_futex_key+0x10/0x10 [ 140.489626][ T7205] futex_wake+0x119/0x5f0 [ 140.489655][ T7205] ? __pfx_futex_wake+0x10/0x10 [ 140.489693][ T7205] do_futex+0x458/0x4e0 [ 140.489717][ T7205] ? __pfx_do_futex+0x10/0x10 [ 140.489741][ T7205] ? kmem_cache_free+0x182/0x650 [ 140.489770][ T7205] __se_sys_futex+0x3a8/0x450 [ 140.489796][ T7205] ? __pfx___se_sys_futex+0x10/0x10 [ 140.489816][ T7205] ? do_user_addr_fault+0xd3f/0x1480 [ 140.489843][ T7205] ? __x64_sys_futex+0x21/0xf0 [ 140.489865][ T7205] do_syscall_64+0x166/0x520 [ 140.489892][ T7205] ? trace_irq_disable+0x3b/0x140 [ 140.489916][ T7205] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.489939][ T7205] ? clear_bhb_loop+0x70/0xc0 [ 140.489962][ T7205] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.489980][ T7205] RIP: 0033:0x7fabed39e159 [ 140.489997][ T7205] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 140.490012][ T7205] RSP: 002b:00007fabee2a30e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 140.490031][ T7205] RAX: ffffffffffffffda RBX: 00007fabed625fa8 RCX: 00007fabed39e159 [ 140.490046][ T7205] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fabed625fac [ 140.490059][ T7205] RBP: 00007fabed625fa0 R08: 3fffffffffffffff R09: 0000000000000000 [ 140.490072][ T7205] R10: 0000000000000005 R11: 0000000000000246 R12: 0000000000000000 [ 140.490085][ T7205] R13: 00007fabed626038 R14: 00007ffcff891990 R15: 00007ffcff891a78 [ 140.490118][ T7205] [ 140.880081][ T7215] FAULT_INJECTION: forcing a failure. [ 140.880081][ T7215] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 140.880111][ T7215] CPU: 0 UID: 0 PID: 7215 Comm: syz.1.400 Not tainted syzkaller #0 PREEMPT(full) [ 140.880133][ T7215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 140.880144][ T7215] Call Trace: [ 140.880152][ T7215] [ 140.880159][ T7215] dump_stack_lvl+0xe8/0x150 [ 140.880192][ T7215] should_fail_ex+0x3eb/0x540 [ 140.880231][ T7215] _copy_from_user+0x2d/0xb0 [ 140.880259][ T7215] ? __pfx_table_load+0x10/0x10 [ 140.880278][ T7215] dm_ctl_ioctl+0x3d6/0xe10 [ 140.880298][ T7215] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 140.880333][ T7215] ? __pfx_dm_ctl_ioctl+0x10/0x10 [ 140.880384][ T7215] ? __fget_files+0x2a/0x420 [ 140.880407][ T7215] ? bpf_lsm_file_ioctl+0x9/0x20 [ 140.880430][ T7215] ? __pfx_dm_ctl_ioctl+0x10/0x10 [ 140.880450][ T7215] __se_sys_ioctl+0xfc/0x170 [ 140.880475][ T7215] do_syscall_64+0x166/0x520 [ 140.880501][ T7215] ? trace_irq_disable+0x3b/0x140 [ 140.880525][ T7215] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.880544][ T7215] ? clear_bhb_loop+0x70/0xc0 [ 140.880568][ T7215] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 140.880587][ T7215] RIP: 0033:0x7f166e99e159 [ 140.880605][ T7215] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 140.880621][ T7215] RSP: 002b:00007f166f92e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 140.880641][ T7215] RAX: ffffffffffffffda RBX: 00007f166ec25fa0 RCX: 00007f166e99e159 [ 140.880655][ T7215] RDX: 0000200000000000 RSI: 00000000c138fd09 RDI: 0000000000000003 [ 140.880667][ T7215] RBP: 00007f166ea3506b R08: 0000000000000000 R09: 0000000000000000 [ 140.880679][ T7215] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 140.880690][ T7215] R13: 00007f166ec26038 R14: 00007f166ec25fa0 R15: 00007fff447fec18 [ 140.880721][ T7215] [ 141.328203][ T7227] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 141.423144][ T5605] BTRFS info (device loop4): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 142.103935][ T7240] loop1: detected capacity change from 0 to 8 [ 142.218965][ T5618] usb 5-1: new high-speed USB device number 7 using dummy_hcd [ 142.350756][ T62] Bluetooth: (null): Invalid header checksum [ 142.366688][ T5618] usb 5-1: New USB device found: idVendor=047f, idProduct=ffff, bcdDevice=0.00 [ 142.370447][ T5618] usb 5-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xFF, changing to 0x8F [ 142.370506][ T5618] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8F has an invalid bInterval 0, changing to 7 [ 142.370530][ T5618] usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x8F has invalid wMaxPacketSize 0 [ 142.370549][ T5618] usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 21 [ 142.370587][ T5618] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 142.373354][ T5618] usb 5-1: config 0 descriptor?? [ 144.118955][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119003][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119029][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119055][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119081][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119106][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119131][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119157][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119182][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.119207][ T5618] plantronics 0003:047F:FFFF.0003: unknown main item tag 0x0 [ 144.333271][ T5618] plantronics 0003:047F:FFFF.0003: hiddev0,hidraw0: USB HID v0.40 Device [HID 047f:ffff] on usb-dummy_hcd.4-1/input0 [ 144.368384][ T5618] usb 5-1: USB disconnect, device number 7 [ 144.661848][ T7263] fido_id[7263]: Failed to open report descriptor at '/sys/devices/platform/dummy_hcd.4/usb5/report_descriptor': No such file or directory [ 144.819471][ T7271] loop3: detected capacity change from 0 to 256 [ 144.844931][ T7268] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 144.844954][ T7268] overlayfs: failed to set xattr on upper [ 144.844962][ T7268] overlayfs: ...falling back to redirect_dir=nofollow. [ 144.844970][ T7268] overlayfs: ...falling back to index=off. [ 144.844977][ T7268] overlayfs: ...falling back to uuid=null. [ 144.892994][ T7266] loop4: detected capacity change from 0 to 32768 [ 144.900401][ T7266] BTRFS: device fsid ed167579-eb65-4e76-9a50-61ac97e9b59d devid 1 transid 8 /dev/loop4 (7:4) scanned by syz.4.418 (7266) [ 144.950249][ T7266] BTRFS info (device loop4): first mount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 144.950293][ T7266] BTRFS info (device loop4): using sha256 checksum algorithm [ 145.184066][ T7266] BTRFS info (device loop4): enabling ssd optimizations [ 145.184095][ T7266] BTRFS info (device loop4): turning on async discard [ 145.184111][ T7266] BTRFS info (device loop4): enabling free space tree [ 145.525978][ T33] audit: type=1800 audit(1790149696.457:17): pid=7266 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.4.418" name="control" dev="loop4" ino=263 res=0 errno=0 [ 145.568165][ T7303] FAULT_INJECTION: forcing a failure. [ 145.568165][ T7303] name failslab, interval 1, probability 0, space 0, times 0 [ 145.568194][ T7303] CPU: 1 UID: 0 PID: 7303 Comm: syz.3.425 Not tainted syzkaller #0 PREEMPT(full) [ 145.568215][ T7303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 145.568226][ T7303] Call Trace: [ 145.568234][ T7303] [ 145.568243][ T7303] dump_stack_lvl+0xe8/0x150 [ 145.568277][ T7303] should_fail_ex+0x3eb/0x540 [ 145.568308][ T7303] should_failslab+0xa8/0x100 [ 145.568335][ T7303] __kmalloc_noprof+0xf9/0x710 [ 145.568356][ T7303] ? argv_split+0x18d/0x400 [ 145.568381][ T7303] ? argv_split+0x18d/0x400 [ 145.568415][ T7303] argv_split+0x18d/0x400 [ 145.568444][ T7303] ? __pfx___trace_uprobe_create+0x10/0x10 [ 145.568472][ T7303] trace_probe_create+0x94/0x130 [ 145.568498][ T7303] ? __pfx_trace_probe_create+0x10/0x10 [ 145.568527][ T7303] ? __might_fault+0xaf/0x130 [ 145.568555][ T7303] dyn_event_create+0x59/0x80 [ 145.568573][ T7303] create_or_delete_trace_uprobe+0x65/0xa0 [ 145.568599][ T7303] trace_parse_run_command+0x1f3/0x380 [ 145.568626][ T7303] ? __pfx_create_or_delete_trace_uprobe+0x10/0x10 [ 145.568656][ T7303] vfs_writev+0x4bb/0x990 [ 145.568683][ T7303] ? __pfx_probes_write+0x10/0x10 [ 145.568724][ T7303] ? __pfx_vfs_writev+0x10/0x10 [ 145.568767][ T7303] ? __fget_files+0x2a/0x420 [ 145.568785][ T7303] ? __fget_files+0x3a2/0x420 [ 145.568811][ T7303] ? fdget+0x1ac/0x250 [ 145.568837][ T7303] do_writev+0x154/0x2e0 [ 145.568866][ T7303] ? __pfx_do_writev+0x10/0x10 [ 145.568905][ T7303] do_syscall_64+0x166/0x520 [ 145.568932][ T7303] ? trace_irq_disable+0x3b/0x140 [ 145.568955][ T7303] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.568975][ T7303] ? clear_bhb_loop+0x70/0xc0 [ 145.569000][ T7303] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 145.569019][ T7303] RIP: 0033:0x7f6cb4d9e159 [ 145.569038][ T7303] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 145.569054][ T7303] RSP: 002b:00007f6cb5b96028 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 [ 145.569075][ T7303] RAX: ffffffffffffffda RBX: 00007f6cb5025fa0 RCX: 00007f6cb4d9e159 [ 145.569089][ T7303] RDX: 0000000000000001 RSI: 0000200000002100 RDI: 0000000000000003 [ 145.569101][ T7303] RBP: 00007f6cb4e3506b R08: 0000000000000000 R09: 0000000000000000 [ 145.569113][ T7303] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 145.569136][ T7303] R13: 00007f6cb5026038 R14: 00007f6cb5025fa0 R15: 00007ffd2450c068 [ 145.569179][ T7303] [ 146.240716][ T7315] loop3: detected capacity change from 0 to 1024 [ 146.265137][ T7315] EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors [ 146.265178][ T7315] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (51554!=20869) [ 146.366913][ T7315] JBD2: no valid journal superblock found [ 146.833569][ T7315] EXT4-fs (loop3): Could not load journal inode [ 148.388496][ T5605] BTRFS info (device loop4): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d [ 148.476923][ T7318] loop1: detected capacity change from 0 to 128 [ 148.529522][ T7318] EXT4-fs (loop1): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 148.558892][ T7318] ext4 filesystem being mounted at /82/mnt supports timestamps until 2038-01-19 (0x7fffffff) [ 148.812988][ T7325] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 148.901132][ T5604] EXT4-fs (loop1): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 148.940735][ T7331] netlink: 64 bytes leftover after parsing attributes in process `syz.3.434'. [ 148.982772][ T7331] syzkaller1: entered promiscuous mode [ 148.982795][ T7331] syzkaller1: entered allmulticast mode [ 149.288959][ T5618] usb 5-1: new high-speed USB device number 8 using dummy_hcd [ 149.452019][ T5618] usb 5-1: New USB device found: idVendor=0525, idProduct=a4a7, bcdDevice=1.00 [ 149.464161][ T5618] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 149.715090][ T5618] cdc_acm 5-1:1.0: ttyACM0: USB ACM device [ 149.827673][ T7353] device-mapper: table: 248:2: thin-pool: Invalid argument count (-EINVAL) [ 149.827699][ T7353] device-mapper: ioctl: error adding target to table [ 149.995530][ T32] usb 5-1: USB disconnect, device number 8 [ 150.612173][ T7366] loop3: detected capacity change from 0 to 1024 [ 150.703177][ T7366] EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps block group descriptors [ 150.703215][ T7366] EXT4-fs (loop3): ext4_check_descriptors: Checksum for group 0 failed (51554!=20869) [ 150.763757][ T7366] JBD2: no valid journal superblock found [ 151.234929][ T7366] EXT4-fs (loop3): Could not load journal inode [ 152.044806][ T7376] loop2: detected capacity change from 0 to 2048 [ 152.175565][ T7376] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. [ 152.175669][ T7376] ext4 filesystem being mounted at /85/file0 supports timestamps until 2038-01-19 (0x7fffffff) [ 152.677153][ T5609] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 152.988272][ T7390] kvm: pic: non byte read [ 152.991047][ T7390] kvm: pic: non byte read [ 152.991474][ T7390] kvm: pic: single mode not supported [ 152.991563][ T7390] kvm: pic: level sensitive irq not supported [ 152.991631][ T7390] kvm: pic: non byte read [ 152.991945][ T7390] kvm: pic: non byte read [ 153.027817][ T7390] kvm: pic: non byte read [ 153.028119][ T7390] kvm: pic: level sensitive irq not supported [ 153.028181][ T7390] kvm: pic: non byte read [ 153.028433][ T7390] kvm: pic: single mode not supported [ 153.028488][ T7390] kvm: pic: non byte read [ 153.028780][ T7390] kvm: pic: non byte read [ 153.029024][ T7390] kvm: pic: single mode not supported [ 153.029033][ T7390] kvm: pic: level sensitive irq not supported [ 153.029087][ T7390] kvm: pic: non byte read [ 153.294847][ T7399] overlayfs: upperdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 153.485990][ T7404] loop3: detected capacity change from 0 to 128 [ 153.514831][ T7404] EXT4-fs (loop3): mounted filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09 r/w without journal. Quota mode: none. [ 153.515353][ T7404] ext4 filesystem being mounted at /103/file1 supports timestamps until 2038-01-19 (0x7fffffff) [ 155.899546][ T7429] kvm: emulating exchange as write [ 155.899648][ T7429] kvm_intel: set kvm_intel.dump_invalid_vmcs=1 to dump internal KVM state. [ 155.937407][ T33] audit: type=1800 audit(1790149706.196:18): pid=7404 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.3.456" name="file1" dev="loop3" ino=12 res=0 errno=0 [ 156.002119][ T7434] loop1: detected capacity change from 0 to 1156 [ 156.135214][ T7434] ISOFS: unable to read i-node block [ 156.135346][ T7434] isofs_fill_super: get root inode failed [ 156.352478][ T5615] EXT4-fs (loop3): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. [ 156.488317][ T7439] loop2: detected capacity change from 0 to 32768 [ 156.577453][ T7446] FAULT_INJECTION: forcing a failure. [ 156.577453][ T7446] name failslab, interval 1, probability 0, space 0, times 0 [ 156.577478][ T7446] CPU: 1 UID: 0 PID: 7446 Comm: syz.1.468 Not tainted syzkaller #0 PREEMPT(full) [ 156.577496][ T7446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 156.577506][ T7446] Call Trace: [ 156.577512][ T7446] [ 156.577518][ T7446] dump_stack_lvl+0xe8/0x150 [ 156.577547][ T7446] should_fail_ex+0x3eb/0x540 [ 156.577573][ T7446] should_failslab+0xa8/0x100 [ 156.577597][ T7446] __kmalloc_noprof+0xf9/0x710 [ 156.577614][ T7446] ? __kmalloc_noprof+0x1a6/0x710 [ 156.577632][ T7446] ? sock_kmalloc+0xd6/0x160 [ 156.577656][ T7446] ? sock_kmalloc+0xd6/0x160 [ 156.577686][ T7446] sock_kmalloc+0xd6/0x160 [ 156.577711][ T7446] skcipher_accept_parent_nokey+0x97/0x2b0 [ 156.577733][ T7446] ? __pfx_skcipher_accept_parent_nokey+0x10/0x10 [ 156.577755][ T7446] af_alg_accept+0x1ed/0x520 [ 156.577777][ T7446] do_accept+0x501/0x730 [ 156.577801][ T7446] ? __pfx_do_accept+0x10/0x10 [ 156.577839][ T7446] __sys_accept4+0x135/0x230 [ 156.577863][ T7446] ? __pfx___sys_accept4+0x10/0x10 [ 156.577892][ T7446] __x64_sys_accept+0x7d/0x90 [ 156.577912][ T7446] do_syscall_64+0x166/0x520 [ 156.577937][ T7446] ? trace_irq_disable+0x3b/0x140 [ 156.577960][ T7446] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.577978][ T7446] ? clear_bhb_loop+0x70/0xc0 [ 156.577999][ T7446] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 156.578016][ T7446] RIP: 0033:0x7f166e99e159 [ 156.578033][ T7446] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 156.578048][ T7446] RSP: 002b:00007f166f92e028 EFLAGS: 00000246 ORIG_RAX: 000000000000002b [ 156.578067][ T7446] RAX: ffffffffffffffda RBX: 00007f166ec25fa0 RCX: 00007f166e99e159 [ 156.578081][ T7446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 156.578093][ T7446] RBP: 00007f166ea3506b R08: 0000000000000000 R09: 0000000000000000 [ 156.578105][ T7446] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 156.578116][ T7446] R13: 00007f166ec26038 R14: 00007f166ec25fa0 R15: 00007fff447fec18 [ 156.578147][ T7446] [ 156.654458][ T7448] syz.4.469 uses obsolete (PF_INET,SOCK_PACKET) [ 156.685957][ T7448] syzkaller1: entered promiscuous mode [ 156.685979][ T7448] syzkaller1: entered allmulticast mode [ 157.079929][ T7454] jffs2: notice: (7454) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. [ 157.126827][ T7450] loop3: detected capacity change from 0 to 32768 [ 157.204033][ T7450] JBD2: Ignoring recovery information on journal [ 157.324323][ T7450] ocfs2: Mounting device (7,3) on (node local, slot 0) with ordered data mode. [ 157.518509][ T33] audit: type=1800 audit(1790149707.656:19): pid=7467 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.470" name="file1" dev="loop3" ino=17058 res=0 errno=0 [ 157.634628][ T7473] syz_tun: entered allmulticast mode [ 157.656332][ T7472] syz_tun: left allmulticast mode [ 157.679433][ T5615] ocfs2: Unmounting device (7,3) on (node local) [ 158.263864][ T7484] loop3: detected capacity change from 0 to 4096 [ 158.555347][ T7486] NILFS (loop3): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 159.291607][ T7488] TC_ACT_REPEAT abuse ? [ 159.291629][ T7479] loop4: detected capacity change from 0 to 32768 [ 159.321074][ T7479] XFS (loop4): Mounting V5 Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 159.365960][ T7493] FAULT_INJECTION: forcing a failure. [ 159.365960][ T7493] name failslab, interval 1, probability 0, space 0, times 0 [ 159.365991][ T7493] CPU: 1 UID: 0 PID: 7493 Comm: syz.1.485 Not tainted syzkaller #0 PREEMPT(full) [ 159.366014][ T7493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 159.366026][ T7493] Call Trace: [ 159.366034][ T7493] [ 159.366042][ T7493] dump_stack_lvl+0xe8/0x150 [ 159.366086][ T7493] should_fail_ex+0x3eb/0x540 [ 159.366117][ T7493] should_failslab+0xa8/0x100 [ 159.366144][ T7493] __kmalloc_cache_noprof+0x9e/0x600 [ 159.366166][ T7493] ? snd_seq_oss_timer_new+0x51/0x230 [ 159.366194][ T7493] ? snd_seq_oss_timer_new+0x51/0x230 [ 159.366228][ T7493] snd_seq_oss_timer_new+0x51/0x230 [ 159.366257][ T7493] snd_seq_oss_open+0x8c8/0xf40 [ 159.366290][ T7493] ? __pfx_snd_seq_oss_open+0x10/0x10 [ 159.366353][ T7493] ? rcu_is_watching+0x16/0xb0 [ 159.366380][ T7493] ? trace_contention_end+0x3d/0x140 [ 159.366426][ T7493] ? __pfx___mutex_lock+0x10/0x10 [ 159.366460][ T7493] ? __pfx_snd_seq_oss_event_input+0x10/0x10 [ 159.366487][ T7493] ? __pfx_free_devinfo+0x10/0x10 [ 159.366516][ T7493] ? do_raw_spin_unlock+0xf5/0x200 [ 159.366544][ T7493] ? soundcore_open+0x2da/0x490 [ 159.366573][ T7493] odev_open+0x67/0xa0 [ 159.366599][ T7493] chrdev_open+0x4d9/0x600 [ 159.366628][ T7493] ? __pfx_chrdev_open+0x10/0x10 [ 159.366655][ T7493] ? devcgroup_check_permission+0x31/0x8f0 [ 159.366681][ T7493] ? __pfx_chrdev_open+0x10/0x10 [ 159.366705][ T7493] do_dentry_open+0x80e/0x1360 [ 159.366742][ T7493] vfs_open_consume+0x4a/0x350 [ 159.366766][ T7493] ? path_openat+0x148a/0x1da0 [ 159.366791][ T7493] path_openat+0x14a6/0x1da0 [ 159.366834][ T7493] do_file_open+0x23e/0x4a0 [ 159.366863][ T7493] ? __pfx_do_file_open+0x10/0x10 [ 159.366909][ T7493] ? _raw_spin_unlock+0x28/0x50 [ 159.366931][ T7493] ? alloc_fd+0x6af/0x760 [ 159.366971][ T7493] do_sys_openat2+0x115/0x200 [ 159.366997][ T7493] ? __se_sys_futex+0x3a8/0x450 [ 159.367017][ T7493] ? __pfx_do_sys_openat2+0x10/0x10 [ 159.367049][ T7493] ? rcu_is_watching+0x16/0xb0 [ 159.367088][ T7493] __x64_sys_openat+0x138/0x170 [ 159.367122][ T7493] do_syscall_64+0x166/0x520 [ 159.367149][ T7493] ? trace_irq_disable+0x3b/0x140 [ 159.367174][ T7493] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 159.367194][ T7493] ? clear_bhb_loop+0x70/0xc0 [ 159.367218][ T7493] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 159.367237][ T7493] RIP: 0033:0x7f166e99e159 [ 159.367255][ T7493] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 159.367272][ T7493] RSP: 002b:00007f166f92e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 159.367293][ T7493] RAX: ffffffffffffffda RBX: 00007f166ec25fa0 RCX: 00007f166e99e159 [ 159.367309][ T7493] RDX: 0000000000060042 RSI: 0000200000000180 RDI: ffffffffffffff9c [ 159.367322][ T7493] RBP: 00007f166ea3506b R08: 0000000000000000 R09: 0000000000000000 [ 159.367335][ T7493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 159.367347][ T7493] R13: 00007f166ec26038 R14: 00007f166ec25fa0 R15: 00007fff447fec18 [ 159.367380][ T7493] [ 159.514066][ T7493] ALSA: seq_oss: can't alloc timer [ 159.704338][ T7479] XFS (loop4): Ending clean mount [ 159.704860][ T7506] loop2: detected capacity change from 0 to 1024 [ 159.804368][ T7506] EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 159.856417][ T7479] XFS (loop4): Quotacheck needed: Please wait. [ 160.169387][ T7479] XFS (loop4): Quotacheck: Done. [ 160.664267][ T5605] XFS (loop4): Unmounting Filesystem bfdc47fc-10d8-4eed-a562-11a831b3f791 [ 160.855962][ T5609] EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. [ 161.136564][ T7529] kvm: pic: non byte read [ 161.143808][ T7529] kvm: pic: level sensitive irq not supported [ 161.143907][ T7529] kvm: pic: non byte read [ 161.144482][ T7529] kvm: pic: level sensitive irq not supported [ 161.144551][ T7529] kvm: pic: non byte read [ 161.259702][ T7534] FAULT_INJECTION: forcing a failure. [ 161.259702][ T7534] name failslab, interval 1, probability 0, space 0, times 0 [ 161.259733][ T7534] CPU: 0 UID: 0 PID: 7534 Comm: syz.4.491 Not tainted syzkaller #0 PREEMPT(full) [ 161.259756][ T7534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 161.259769][ T7534] Call Trace: [ 161.259777][ T7534] [ 161.259786][ T7534] dump_stack_lvl+0xe8/0x150 [ 161.259819][ T7534] should_fail_ex+0x3eb/0x540 [ 161.259850][ T7534] should_failslab+0xa8/0x100 [ 161.259877][ T7534] __kmalloc_cache_noprof+0x9e/0x600 [ 161.259900][ T7534] ? __se_sys_mount+0x166/0x420 [ 161.259916][ T7534] ? __se_sys_mount+0x166/0x420 [ 161.259941][ T7534] __se_sys_mount+0x166/0x420 [ 161.259966][ T7534] ? __pfx___se_sys_mount+0x10/0x10 [ 161.259992][ T7534] ? __x64_sys_mount+0x20/0xc0 [ 161.260014][ T7534] do_syscall_64+0x166/0x520 [ 161.260035][ T7534] ? trace_irq_disable+0x3b/0x140 [ 161.260054][ T7534] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 161.260070][ T7534] ? clear_bhb_loop+0x70/0xc0 [ 161.260089][ T7534] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 161.260104][ T7534] RIP: 0033:0x7f4cf899e159 [ 161.260118][ T7534] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 161.260131][ T7534] RSP: 002b:00007f4cf9802028 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 161.260148][ T7534] RAX: ffffffffffffffda RBX: 00007f4cf8c25fa0 RCX: 00007f4cf899e159 [ 161.260159][ T7534] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 161.260168][ T7534] RBP: 00007f4cf8a3506b R08: 0000200000000040 R09: 0000000000000000 [ 161.260178][ T7534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 161.260187][ T7534] R13: 00007f4cf8c26038 R14: 00007f4cf8c25fa0 R15: 00007fffbe726ac8 [ 161.260212][ T7534] [ 161.768177][ T33] audit: type=1800 audit(1790149711.590:20): pid=7549 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.499" name="file0" dev="overlay" ino=348 res=0 errno=0 [ 162.554072][ T7567] 0: reclassify loop, rule prio 0, protocol 03 [ 162.623883][ T7563] md: async del_gendisk mode will be removed in future, please upgrade to mdadm-4.5+ [ 162.660190][ T7560] loop2: detected capacity change from 0 to 32768 [ 162.675120][ T7560] BTRFS warning: v1 space cache is deprecated, falling back to no space cache [ 162.675983][ T7557] svc: failed to register lockdv1 RPC service (errno 111). [ 162.679467][ T7557] lockd_up: makesock failed, error=-111 [ 162.701952][ T7560] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop2 (7:2) scanned by syz.2.502 (7560) [ 162.735151][ T7560] BTRFS info (device loop2): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 162.735185][ T7560] BTRFS info (device loop2): using sha256 checksum algorithm [ 162.880308][ T7560] BTRFS info (device loop2): rebuilding free space tree [ 163.019549][ T7560] BTRFS info (device loop2): disabling free space tree [ 163.019637][ T7560] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 163.019658][ T7560] BTRFS info (device loop2): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 163.074728][ T7560] BTRFS info (device loop2): enabling ssd optimizations [ 163.074755][ T7560] BTRFS info (device loop2): force clearing of disk cache [ 163.074772][ T7560] BTRFS info (device loop2): enabling auto defrag [ 163.074788][ T7560] BTRFS info (device loop2): max_inline set to 0 [ 163.132416][ T5714] usb 5-1: new high-speed USB device number 9 using dummy_hcd [ 163.144708][ T7557] svc: failed to register nfsdv3 RPC service (errno 512). [ 163.167383][ T7557] svc: failed to register nfsaclv3 RPC service (errno 512). [ 163.167405][ T7557] failed to unregister tcp with rpcbind [ 163.168156][ T7557] svc: failed to register nfsdv3 RPC service (errno 97). [ 163.168190][ T7557] svc: failed to register nfsaclv3 RPC service (errno 97). [ 163.168203][ T7557] failed to unregister tcp with rpcbind [ 163.294927][ T5714] usb 5-1: Using ep0 maxpacket: 32 [ 163.297126][ T5714] usb 5-1: unable to get BOS descriptor or descriptor too short [ 163.297173][ T5714] usb 5-1: New USB device found: idVendor=0694, idProduct=0001, bcdDevice=78.13 [ 163.298272][ T5714] usb 5-1: config 14 has an invalid interface number: 57 but max is 1 [ 163.298304][ T5714] usb 5-1: config 14 has an invalid interface number: 228 but max is 1 [ 163.298322][ T5714] usb 5-1: config 14 has no interface number 0 [ 163.298338][ T5714] usb 5-1: config 14 has no interface number 1 [ 163.298396][ T5714] usb 5-1: config 14 interface 228 altsetting 5 has a duplicate endpoint with address 0x8, skipping [ 163.298418][ T5714] usb 5-1: config 14 interface 228 altsetting 5 has an endpoint descriptor with address 0xD1, changing to 0x81 [ 163.298441][ T5714] usb 5-1: config 14 interface 228 altsetting 5 endpoint 0x81 has an invalid bInterval 109, changing to 10 [ 163.298466][ T5714] usb 5-1: config 14 interface 228 altsetting 5 endpoint 0x81 has invalid maxpacket 57993, setting to 1024 [ 163.298490][ T5714] usb 5-1: config 14 interface 228 altsetting 5 endpoint 0x9 has an invalid bInterval 122, changing to 10 [ 163.298515][ T5714] usb 5-1: config 14 interface 228 altsetting 5 has 4 endpoint descriptors, different from the interface descriptor's value: 3 [ 163.298540][ T5714] usb 5-1: config 14 interface 57 has no altsetting 0 [ 163.298556][ T5714] usb 5-1: config 14 interface 228 has no altsetting 0 [ 163.302588][ T5714] usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 163.302612][ T5714] usb 5-1: Product: syz [ 163.302626][ T5714] usb 5-1: Manufacturer: syz [ 163.302638][ T5714] usb 5-1: SerialNumber: syz [ 163.716467][ T5609] BTRFS info (device loop2): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 163.832934][ T5714] legousbtower 5-1:14.57: interrupt endpoints not found [ 164.045444][ T7599] Freezing with imperfect legacy cgroup freezer. See cgroup.freeze of cgroup v2 [ 164.184260][ T7604] FAULT_INJECTION: forcing a failure. [ 164.184260][ T7604] name failslab, interval 1, probability 0, space 0, times 0 [ 164.184290][ T7604] CPU: 0 UID: 0 PID: 7604 Comm: syz.3.511 Not tainted syzkaller #0 PREEMPT(full) [ 164.184313][ T7604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 164.184325][ T7604] Call Trace: [ 164.184333][ T7604] [ 164.184342][ T7604] dump_stack_lvl+0xe8/0x150 [ 164.184376][ T7604] should_fail_ex+0x3eb/0x540 [ 164.184405][ T7604] should_failslab+0xa8/0x100 [ 164.184431][ T7604] __kmalloc_cache_noprof+0x9e/0x600 [ 164.184453][ T7604] ? snd_midi_event_new+0x74/0x1e0 [ 164.184476][ T7604] ? snd_midi_event_new+0x74/0x1e0 [ 164.184506][ T7604] snd_midi_event_new+0x74/0x1e0 [ 164.184533][ T7604] snd_virmidi_input_open+0xe6/0x3a0 [ 164.184565][ T7604] open_substream+0x3f5/0x780 [ 164.184591][ T7604] rawmidi_open_priv+0x93/0x630 [ 164.184627][ T7604] snd_rawmidi_open+0x43b/0xb40 [ 164.184659][ T7604] ? __pfx_snd_rawmidi_open+0x10/0x10 [ 164.184676][ T7604] ? __pfx_default_wake_function+0x10/0x10 [ 164.184706][ T7604] ? snd_open+0x31b/0x3c0 [ 164.184729][ T7604] chrdev_open+0x4d9/0x600 [ 164.184752][ T7604] ? __pfx_chrdev_open+0x10/0x10 [ 164.184776][ T7604] ? devcgroup_check_permission+0x31/0x8f0 [ 164.184798][ T7604] ? __pfx_chrdev_open+0x10/0x10 [ 164.184827][ T7604] do_dentry_open+0x80e/0x1360 [ 164.184858][ T7604] vfs_open_consume+0x4a/0x350 [ 164.184882][ T7604] ? path_openat+0x148a/0x1da0 [ 164.184902][ T7604] path_openat+0x14a6/0x1da0 [ 164.184944][ T7604] do_file_open+0x23e/0x4a0 [ 164.184970][ T7604] ? __pfx_do_file_open+0x10/0x10 [ 164.185015][ T7604] ? _raw_spin_unlock+0x28/0x50 [ 164.185040][ T7604] ? alloc_fd+0x6af/0x760 [ 164.185080][ T7604] do_sys_openat2+0x115/0x200 [ 164.185108][ T7604] ? __pfx_do_sys_openat2+0x10/0x10 [ 164.185137][ T7604] ? do_user_addr_fault+0xd3f/0x1480 [ 164.185164][ T7604] __x64_sys_openat+0x138/0x170 [ 164.185197][ T7604] do_syscall_64+0x166/0x520 [ 164.185223][ T7604] ? trace_irq_disable+0x3b/0x140 [ 164.185248][ T7604] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 164.185269][ T7604] ? clear_bhb_loop+0x70/0xc0 [ 164.185293][ T7604] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 164.185312][ T7604] RIP: 0033:0x7f6cb4d5e98e [ 164.185332][ T7604] Code: 08 0f 85 a5 a8 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 80 00 00 00 00 48 83 ec 08 [ 164.185349][ T7604] RSP: 002b:00007f6cb5b95b28 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 164.185371][ T7604] RAX: ffffffffffffffda RBX: 00007f6cb5b966c0 RCX: 00007f6cb4d5e98e [ 164.185387][ T7604] RDX: 0000000000141102 RSI: 00007f6cb5b95c00 RDI: ffffffffffffff9c [ 164.185401][ T7604] RBP: 00007f6cb5b95c00 R08: 0000000000000000 R09: 0000000000000000 [ 164.185414][ T7604] R10: 0000000000000000 R11: 0000000000000246 R12: cccccccccccccccd [ 164.185428][ T7604] R13: 00007f6cb5026038 R14: 00007f6cb5025fa0 R15: 00007ffd2450c068 [ 164.185461][ T7604] [ 164.278380][ T5714] legousbtower 5-1:14.228: LEGO USB Tower firmware version is 228.166 build 40507 [ 164.517080][ T5714] legousbtower 5-1:14.228: LEGO USB Tower #-160 now attached to major 180 minor 0 [ 164.543997][ T5714] usb 5-1: USB disconnect, device number 9 [ 164.566631][ T7610] FAULT_INJECTION: forcing a failure. [ 164.566631][ T7610] name failslab, interval 1, probability 0, space 0, times 0 [ 164.566651][ T7610] CPU: 0 UID: 0 PID: 7610 Comm: syz.3.513 Not tainted syzkaller #0 PREEMPT(full) [ 164.566663][ T7610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 164.566670][ T7610] Call Trace: [ 164.566675][ T7610] [ 164.566681][ T7610] dump_stack_lvl+0xe8/0x150 [ 164.566702][ T7610] should_fail_ex+0x3eb/0x540 [ 164.566718][ T7610] should_failslab+0xa8/0x100 [ 164.566735][ T7610] __kvmalloc_node_noprof+0x171/0x820 [ 164.566749][ T7610] ? sbitmap_init_node+0x2bc/0x630 [ 164.566759][ T7610] ? sbitmap_init_node+0x2bc/0x630 [ 164.566773][ T7610] sbitmap_init_node+0x2bc/0x630 [ 164.566787][ T7610] sbitmap_queue_init_node+0x3e/0x4d0 [ 164.566800][ T7610] blk_mq_init_tags+0x15c/0x2d0 [ 164.566814][ T7610] blk_mq_alloc_map_and_rqs+0xbc/0x980 [ 164.566829][ T7610] ? kfree+0x1c5/0x650 [ 164.566842][ T7610] ? blk_mq_map_queues+0x3ea/0x490 [ 164.566859][ T7610] ? blk_mq_map_queues+0x3ea/0x490 [ 164.566874][ T7610] blk_mq_alloc_set_map_and_rqs+0x1a0/0x810 [ 164.566896][ T7610] blk_mq_alloc_tag_set+0x8e5/0x1000 [ 164.566917][ T7610] loop_add+0x436/0xb40 [ 164.566929][ T7610] ? __pfx_do_vfs_ioctl+0x10/0x10 [ 164.566944][ T7610] ? __pfx_loop_add+0x10/0x10 [ 164.566971][ T7610] loop_control_ioctl+0x12b/0x5a0 [ 164.566983][ T7610] ? __fget_files+0x2a/0x420 [ 164.566994][ T7610] ? __pfx_loop_control_ioctl+0x10/0x10 [ 164.567008][ T7610] ? bpf_lsm_file_ioctl+0x9/0x20 [ 164.567021][ T7610] ? __pfx_loop_control_ioctl+0x10/0x10 [ 164.567032][ T7610] __se_sys_ioctl+0xfc/0x170 [ 164.567046][ T7610] do_syscall_64+0x166/0x520 [ 164.567061][ T7610] ? trace_irq_disable+0x3b/0x140 [ 164.567074][ T7610] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 164.567085][ T7610] ? clear_bhb_loop+0x70/0xc0 [ 164.567098][ T7610] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 164.567108][ T7610] RIP: 0033:0x7f6cb4d9e159 [ 164.567119][ T7610] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 164.567131][ T7610] RSP: 002b:00007f6cb5b96028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 164.567144][ T7610] RAX: ffffffffffffffda RBX: 00007f6cb5025fa0 RCX: 00007f6cb4d9e159 [ 164.567152][ T7610] RDX: 00000000ffffffe4 RSI: 0000000000004c80 RDI: 0000000000000004 [ 164.567160][ T7610] RBP: 00007f6cb4e3506b R08: 0000000000000000 R09: 0000000000000000 [ 164.567171][ T7610] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 164.567181][ T7610] R13: 00007f6cb5026038 R14: 00007f6cb5025fa0 R15: 00007ffd2450c068 [ 164.567212][ T7610] [ 164.567316][ T7610] blk-mq: reduced tag depth (128 -> 64) [ 164.892807][ T5714] legousbtower 5-1:14.228: LEGO USB Tower #-160 now disconnected [ 166.466828][ T7625] loop3: detected capacity change from 0 to 32768 [ 166.471017][ T7625] BTRFS: device fsid 3a375e4e-b156-4d76-a2ad-16e198ce1409 devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.517 (7625) [ 166.544260][ T7625] BTRFS info (device loop3): first mount of filesystem 3a375e4e-b156-4d76-a2ad-16e198ce1409 [ 166.544293][ T7625] BTRFS info (device loop3): using xxhash64 checksum algorithm [ 166.705052][ T7625] BTRFS info (device loop3): enabling ssd optimizations [ 166.705080][ T7625] BTRFS info (device loop3): turning on async discard [ 166.705096][ T7625] BTRFS info (device loop3): enabling free space tree [ 166.761830][ T33] audit: type=1800 audit(1790149716.186:21): pid=7625 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.517" name="file1" dev="loop3" ino=260 res=0 errno=0 [ 166.775907][ T7625] BTRFS error (device loop3): balance: invalid convert system profile single [ 167.345276][ T5615] BTRFS info (device loop3): last unmount of filesystem 3a375e4e-b156-4d76-a2ad-16e198ce1409 [ 167.408106][ T7669] loop0: detected capacity change from 0 to 32768 [ 167.490960][ T7669] JBD2: Ignoring recovery information on journal [ 167.544825][ T7669] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 167.635079][ T7673] device ioctl magic numbers don't match! Did you rebuild pvfs2-client-core/libpvfs2? [cmd c0189373, magic 93 != 6b] [ 167.904722][ T7689] loop1: detected capacity change from 0 to 256 [ 167.920359][ T7689] exFAT-fs (loop1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck. [ 167.920378][ T7689] exFAT-fs (loop1): Medium has reported failures. Some data may be lost. [ 167.965378][ T7689] exFAT-fs (loop1): failed to load upcase table (idx : 0x00010000, chksum : 0xe62de5da, utbl_chksum : 0xe619d30d) [ 167.974366][ T7689] exFAT-fs (loop1): failed to load alloc-bitmap [ 167.974381][ T7689] exFAT-fs (loop1): failed to recognize exfat type [ 169.937265][ T6323] ocfs2: Unmounting device (7,0) on (node local) [ 170.294414][ T7200] netdevsim netdevsim4 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.529258][ T7200] netdevsim netdevsim4 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.678154][ T7716] overlayfs: lowerdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 170.829227][ T7200] netdevsim netdevsim4 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 170.962477][ T4926] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 170.977412][ T4926] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 170.990765][ T4926] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 170.991898][ T4926] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 170.993676][ T4926] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 171.172346][ T7200] netdevsim netdevsim4 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 171.324689][ T9] usb 3-1: new high-speed USB device number 12 using dummy_hcd [ 171.488434][ T9] usb 3-1: New USB device found: idVendor=0525, idProduct=a4a7, bcdDevice=1.00 [ 171.489999][ T9] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 172.320956][ T9] cdc_acm 3-1:1.0: ttyACM0: USB ACM device [ 172.902816][ T7200] bridge_slave_1: left allmulticast mode [ 172.902840][ T7200] bridge_slave_1: left promiscuous mode [ 172.903062][ T7200] bridge0: port 2(bridge_slave_1) entered disabled state [ 172.940831][ T7200] bridge_slave_0: left allmulticast mode [ 172.943473][ T7200] bridge_slave_0: left promiscuous mode [ 172.943742][ T7200] bridge0: port 1(bridge_slave_0) entered disabled state [ 173.124250][ T5714] usb 3-1: USB disconnect, device number 12 [ 173.264644][ T4926] Bluetooth: hci0: command tx timeout [ 173.612658][ T9] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 173.661896][ T7756] loop3: detected capacity change from 0 to 32768 [ 173.691952][ T7756] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop3 (7:3) scanned by syz.3.550 (7756) [ 173.765958][ T7756] BTRFS info (device loop3): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 173.765993][ T7756] BTRFS info (device loop3): using sha256 checksum algorithm [ 173.794835][ T9] usb 1-1: New USB device found: idVendor=0525, idProduct=a4a8, bcdDevice=0.41 [ 173.811397][ T9] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 [ 173.815444][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=11 [ 173.815468][ T9] usb 1-1: Product: syz [ 173.815481][ T9] usb 1-1: Manufacturer: syz [ 173.815493][ T9] usb 1-1: SerialNumber: syz [ 173.959621][ T7756] BTRFS info (device loop3): enabling ssd optimizations [ 173.959646][ T7756] BTRFS info (device loop3): disabling tree log [ 173.959661][ T7756] BTRFS info (device loop3): turning on async discard [ 173.959677][ T7756] BTRFS info (device loop3): enabling free space tree [ 174.147606][ T7200] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 174.219311][ T9] usblp 1-1:1.0: usblp0: USB Unidirectional printer dev 6 if 0 alt 0 proto 1 vid 0x0525 pid 0xA4A8 [ 174.255021][ T7200] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 174.270714][ T7200] bond0 (unregistering): Released all slaves [ 174.341492][ T7756] BTRFS info (device loop3): disk added /dev/nullb0 [ 174.541013][ C0] usblp0: nonzero write bulk status received: -71 [ 174.548821][ T9] usb 1-1: USB disconnect, device number 6 [ 174.601804][ T9] usblp0: removed [ 175.014650][ T5272] 8021q: adding VLAN 0 to HW filter on device eth1 [ 175.349346][ T7815] loop1: detected capacity change from 0 to 256 [ 175.363878][ T7815] FAT-fs (loop1): bogus logical sector size 0 [ 175.363900][ T7815] FAT-fs (loop1): Can't find a valid FAT filesystem [ 175.375885][ T7812] iommufd_mock iommufd_mock0: Adding to iommu group 0 [ 175.383408][ T7756] loop3: detected capacity change from 32768 to 0 [ 175.420852][ T7814] bridge0: port 3(syz_tun) entered blocking state [ 175.432281][ T7816] netlink: 20 bytes leftover after parsing attributes in process `syz.0.559'. [ 175.442557][ T7812] iommufd_mock iommufd_mock1: Adding to iommu group 1 [ 175.468807][ T7814] bridge0: port 3(syz_tun) entered disabled state [ 175.469182][ T7814] syz_tun: entered allmulticast mode [ 175.516831][ T7812] iommufd_mock iommufd_mock2: Adding to iommu group 2 [ 175.519856][ T4926] Bluetooth: hci0: command tx timeout [ 175.545028][ T7814] syz_tun: entered promiscuous mode [ 175.545832][ T7814] bridge0: port 3(syz_tun) entered blocking state [ 175.545951][ T7814] bridge0: port 3(syz_tun) entered forwarding state [ 175.651053][ T7816] bridge0: port 3(syz_tun) entered disabled state [ 175.652098][ T7816] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.654006][ T7816] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.819995][ T7200] hsr_slave_0: left promiscuous mode [ 175.830040][ T7200] hsr_slave_1: left promiscuous mode [ 175.844918][ T7200] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 175.844942][ T7200] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 175.862616][ T7200] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 175.862638][ T7200] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 175.959282][ T7200] veth1_macvtap: left promiscuous mode [ 175.962567][ T7200] veth0_macvtap: left promiscuous mode [ 175.962734][ T7200] veth1_vlan: left promiscuous mode [ 175.962850][ T7200] veth0_vlan: left promiscuous mode [ 176.059427][ T7201] BTRFS error (device loop3): bdev /dev/loop3 errs: wr 2, rd 0, flush 0, corrupt 0, gen 0 [ 176.059593][ T7201] BTRFS error (device loop3): bdev /dev/loop3 errs: wr 3, rd 0, flush 0, corrupt 0, gen 0 [ 176.066641][ T1158] BTRFS error (device loop3): bdev /dev/loop3 errs: wr 1, rd 0, flush 0, corrupt 0, gen 0 [ 176.069875][ T154] BTRFS error (device loop3 state A): Transaction 10 aborted (-EIO) [ 176.069965][ T154] BTRFS: error (device loop3 state A) in btrfs_add_to_free_space_tree:1050: errno=-5 IO failure [ 176.071902][ T154] BTRFS info (device loop3 state EA): forced readonly [ 176.071949][ T154] BTRFS: error (device loop3 state EA) in do_free_extent_accounting:3193: errno=-5 IO failure [ 176.071982][ T154] BTRFS error (device loop3 state EA): failed to run delayed ref for logical 5296128 num_bytes 12288 type 178 action 2 ref_mod 1: -5 [ 176.072049][ T154] BTRFS: error (device loop3 state EA) in btrfs_run_delayed_refs:2248: errno=-5 IO failure [ 176.077553][ T5615] BTRFS info (device loop3 state EA): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 176.490164][ T7840] FAULT_INJECTION: forcing a failure. [ 176.490164][ T7840] name failslab, interval 1, probability 0, space 0, times 0 [ 176.490196][ T7840] CPU: 0 UID: 0 PID: 7840 Comm: syz.0.565 Not tainted syzkaller #0 PREEMPT(full) [ 176.490219][ T7840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 176.490231][ T7840] Call Trace: [ 176.490239][ T7840] [ 176.490248][ T7840] dump_stack_lvl+0xe8/0x150 [ 176.490281][ T7840] should_fail_ex+0x3eb/0x540 [ 176.490312][ T7840] should_failslab+0xa8/0x100 [ 176.490336][ T7840] ? do_getname_kernel+0x54/0x230 [ 176.490364][ T7840] kmem_cache_alloc_noprof+0x9c/0x600 [ 176.490393][ T7840] ? trace_kmalloc+0x2a/0xf0 [ 176.490412][ T7840] ? do_getname_kernel+0x54/0x230 [ 176.490440][ T7840] ? __kmalloc_noprof+0x387/0x710 [ 176.490462][ T7840] do_getname_kernel+0x54/0x230 [ 176.490488][ T7840] ? start_creating_path+0x1d/0x150 [ 176.490514][ T7840] start_creating_path+0x27/0x150 [ 176.490541][ T7840] unix_bind+0x31f/0x1270 [ 176.490576][ T7840] ? tomoyo_socket_bind_permission+0x1ae/0x290 [ 176.490609][ T7840] ? __pfx_unix_bind+0x10/0x10 [ 176.490641][ T7840] ? bpf_lsm_socket_bind+0x9/0x20 [ 176.490663][ T7840] __sys_bind+0x2e3/0x410 [ 176.490690][ T7840] ? __pfx___sys_bind+0x10/0x10 [ 176.490727][ T7840] ? rcu_is_watching+0x16/0xb0 [ 176.490764][ T7840] __x64_sys_bind+0x7a/0x90 [ 176.490788][ T7840] do_syscall_64+0x166/0x520 [ 176.490814][ T7840] ? trace_irq_disable+0x3b/0x140 [ 176.490838][ T7840] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 176.490858][ T7840] ? clear_bhb_loop+0x70/0xc0 [ 176.490882][ T7840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 176.490901][ T7840] RIP: 0033:0x7f2cbd39e159 [ 176.490919][ T7840] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 176.490936][ T7840] RSP: 002b:00007f2cbe195028 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 176.490962][ T7840] RAX: ffffffffffffffda RBX: 00007f2cbd625fa0 RCX: 00007f2cbd39e159 [ 176.490978][ T7840] RDX: 000000000000006e RSI: 0000200000000300 RDI: 0000000000000005 [ 176.490991][ T7840] RBP: 00007f2cbd43506b R08: 0000000000000000 R09: 0000000000000000 [ 176.491003][ T7840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 176.491016][ T7840] R13: 00007f2cbd626038 R14: 00007f2cbd625fa0 R15: 00007ffde8cdf6d8 [ 176.491048][ T7840] [ 176.845697][ T7200] team0 (unregistering): Port device team_slave_1 removed [ 176.862067][ T7200] team0 (unregistering): Port device team_slave_0 removed [ 176.928077][ T5861] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 177.070812][ T7830] tipc: Enabling of bearer rejected, failed to enable media [ 177.096152][ T5861] usb 1-1: Using ep0 maxpacket: 16 [ 177.096977][ T5861] usb 1-1: New USB device found: idVendor=04d8, idProduct=00dd, bcdDevice=0.00 [ 177.098110][ T5861] usb 1-1: config 0 interface 0 altsetting 64 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 177.098138][ T5861] usb 1-1: config 0 interface 0 altsetting 64 endpoint 0x81 has invalid wMaxPacketSize 0 [ 177.098159][ T5861] usb 1-1: config 0 interface 0 has no altsetting 0 [ 177.098196][ T5861] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 177.105855][ T5861] usb 1-1: config 0 descriptor?? [ 177.440515][ T7854] FAULT_INJECTION: forcing a failure. [ 177.440515][ T7854] name failslab, interval 1, probability 0, space 0, times 0 [ 177.440546][ T7854] CPU: 0 UID: 0 PID: 7854 Comm: syz.1.569 Not tainted syzkaller #0 PREEMPT(full) [ 177.440568][ T7854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 177.440589][ T7854] Call Trace: [ 177.440598][ T7854] [ 177.440607][ T7854] dump_stack_lvl+0xe8/0x150 [ 177.440639][ T7854] should_fail_ex+0x3eb/0x540 [ 177.440670][ T7854] should_failslab+0xa8/0x100 [ 177.440695][ T7854] ? ptlock_alloc+0x20/0x70 [ 177.440721][ T7854] kmem_cache_alloc_noprof+0x9c/0x600 [ 177.440750][ T7854] ? ptlock_alloc+0x20/0x70 [ 177.440783][ T7854] ptlock_alloc+0x20/0x70 [ 177.440809][ T7854] pte_alloc_one+0x7a/0x370 [ 177.440835][ T7854] do_pte_missing+0x1358/0x3570 [ 177.440871][ T7854] ? mtree_range_walk+0x707/0x8b0 [ 177.440895][ T7854] handle_mm_fault+0x1a53/0x3750 [ 177.440919][ T7854] ? mt_find+0x186/0x630 [ 177.440942][ T7854] ? handle_mm_fault+0xf1/0x3750 [ 177.440979][ T7854] ? __pfx_handle_mm_fault+0x10/0x10 [ 177.441034][ T7854] __get_user_pages+0x1669/0x26e0 [ 177.441086][ T7854] populate_vma_page_range+0x311/0x3f0 [ 177.441112][ T7854] ? __pfx_populate_vma_page_range+0x10/0x10 [ 177.441137][ T7854] ? down_read+0x2b9/0x320 [ 177.441168][ T7854] __mm_populate+0x25f/0x390 [ 177.441193][ T7854] ? __pfx___mm_populate+0x10/0x10 [ 177.441225][ T7854] vm_mmap_pgoff+0x353/0x4e0 [ 177.441251][ T7854] ? __pfx_vm_mmap_pgoff+0x10/0x10 [ 177.441273][ T7854] ? rcu_is_watching+0x16/0xb0 [ 177.441304][ T7854] ? ksys_mmap_pgoff+0xf3/0x760 [ 177.441329][ T7854] ? __x64_sys_mmap+0x7f/0x140 [ 177.441355][ T7854] do_syscall_64+0x166/0x520 [ 177.441382][ T7854] ? trace_irq_disable+0x3b/0x140 [ 177.441407][ T7854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 177.441429][ T7854] ? clear_bhb_loop+0x70/0xc0 [ 177.441451][ T7854] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 177.441470][ T7854] RIP: 0033:0x7f166e99e159 [ 177.441488][ T7854] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 177.441504][ T7854] RSP: 002b:00007f166f92e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 177.441525][ T7854] RAX: ffffffffffffffda RBX: 00007f166ec25fa0 RCX: 00007f166e99e159 [ 177.441540][ T7854] RDX: b635773f06ebbeee RSI: 0000000000b36000 RDI: 0000200000000000 [ 177.441555][ T7854] RBP: 00007f166ea3506b R08: ffffffffffffffff R09: 0000000000000000 [ 177.441569][ T7854] R10: 0000000000008031 R11: 0000000000000246 R12: 0000000000000000 [ 177.441608][ T7854] R13: 00007f166ec26038 R14: 00007f166ec25fa0 R15: 00007fff447fec18 [ 177.441638][ T7854] [ 177.678923][ T5861] hid_parser_main: 5 callbacks suppressed [ 177.678946][ T5861] mcp2221 0003:04D8:00DD.0004: unknown main item tag 0x0 [ 177.678977][ T5861] mcp2221 0003:04D8:00DD.0004: unknown main item tag 0x0 [ 177.679002][ T5861] mcp2221 0003:04D8:00DD.0004: unknown main item tag 0x0 [ 177.679027][ T5861] mcp2221 0003:04D8:00DD.0004: unknown main item tag 0x0 [ 177.679051][ T5861] mcp2221 0003:04D8:00DD.0004: unknown main item tag 0x0 [ 177.687048][ T5861] mcp2221 0003:04D8:00DD.0004: USB HID v0.01 Device [HID 04d8:00dd] on usb-dummy_hcd.0-1/input0 [ 177.779568][ T4926] Bluetooth: hci0: command tx timeout [ 178.300712][ T5861] usb 1-1: USB disconnect, device number 7 [ 178.305241][ T7874] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000c: 0000 [#1] SMP KASAN PTI [ 178.322953][ T7874] KASAN: null-ptr-deref in range [0x0000000000000060-0x0000000000000067] [ 178.331365][ T7874] CPU: 1 UID: 0 PID: 7874 Comm: syz.1.571 Not tainted syzkaller #0 PREEMPT(full) [ 178.340558][ T7874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 178.350612][ T7874] RIP: 0010:configfs_depend_item_unlocked+0x96/0x420 [ 178.357300][ T7874] Code: df e8 ae 89 00 00 89 c5 31 ff 89 c6 e8 53 13 4b ff 85 ed 74 0a e8 3a 0e 4b ff 4d 89 fd eb 6c 48 8d 7b 60 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 7e 5b bc ff 4c 8b 6b 60 48 89 df e8 72 89 [ 178.376911][ T7874] RSP: 0018:ffffc90006ac7ad8 EFLAGS: 00010206 [ 178.382978][ T7874] RAX: 000000000000000c RBX: 0000000000000000 RCX: 0000000000000002 [ 178.390935][ T7874] RDX: ffff888071469f40 RSI: 0000000000000000 RDI: 0000000000000060 [ 178.398895][ T7874] RBP: 0000000000000000 R08: ffffffff907a1fbf R09: 1ffffffff20f43f7 [ 178.406861][ T7874] R10: dffffc0000000000 R11: fffffbfff20f43f8 R12: ffffffff8f9406c0 [ 178.414823][ T7874] R13: 1ffff92000d58f6c R14: dffffc0000000000 R15: ffff88807ab5b400 [ 178.422786][ T7874] FS: 00007f166f90d6c0(0000) GS:ffff888124daf000(0000) knlGS:0000000000000000 [ 178.431704][ T7874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.438274][ T7874] CR2: 00007f6cb5b556c8 CR3: 0000000077fec000 CR4: 00000000003526f0 [ 178.446232][ T7874] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.454190][ T7874] DR3: 000000000000000c DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 178.462147][ T7874] Call Trace: [ 178.465414][ T7874] [ 178.468337][ T7874] usbg_make_tpg+0x1e0/0x550 [ 178.472923][ T7874] ? configfs_mkdir+0x4b0/0x9e0 [ 178.477771][ T7874] ? __pfx___mutex_lock+0x10/0x10 [ 178.482787][ T7874] ? __pfx_usbg_make_tpg+0x10/0x10 [ 178.487886][ T7874] ? do_raw_spin_lock+0x12b/0x2f0 [ 178.492897][ T7874] target_fabric_make_tpg+0xa8/0x6d0 [ 178.498176][ T7874] configfs_mkdir+0x4f6/0x9e0 [ 178.502844][ T7874] ? d_splice_alias+0x12/0x30 [ 178.507508][ T7874] ? __pfx_configfs_mkdir+0x10/0x10 [ 178.512698][ T7874] ? generic_permission+0x2ba/0x660 [ 178.517896][ T7874] ? bpf_lsm_inode_mkdir+0x9/0x20 [ 178.522907][ T7874] ? security_inode_mkdir+0xc3/0x340 [ 178.528181][ T7874] vfs_mkdir+0x40e/0x630 [ 178.532429][ T7874] filename_mkdirat+0x285/0x510 [ 178.537267][ T7874] ? __might_fault+0xaf/0x130 [ 178.541934][ T7874] ? __pfx_filename_mkdirat+0x10/0x10 [ 178.547294][ T7874] ? do_getname+0x151/0x250 [ 178.551794][ T7874] __se_sys_mkdir+0x34/0x150 [ 178.556374][ T7874] do_syscall_64+0x166/0x520 [ 178.560954][ T7874] ? trace_irq_disable+0x3b/0x140 [ 178.565971][ T7874] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.572028][ T7874] ? clear_bhb_loop+0x70/0xc0 [ 178.576696][ T7874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 178.582580][ T7874] RIP: 0033:0x7f166e99e159 [ 178.586982][ T7874] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 178.606574][ T7874] RSP: 002b:00007f166f90d028 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 178.614982][ T7874] RAX: ffffffffffffffda RBX: 00007f166ec26090 RCX: 00007f166e99e159 [ 178.622942][ T7874] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 0000200000000600 [ 178.630899][ T7874] RBP: 00007f166ea3506b R08: 0000000000000000 R09: 0000000000000000 [ 178.638858][ T7874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 178.646814][ T7874] R13: 00007f166ec26128 R14: 00007f166ec26090 R15: 00007fff447fec18 SYZFAIL: failed to recv rpc fd=3 want=4 recv=0 n=0 (errno 9: Bad file descriptor) [ 178.654778][ T7874] [ 178.658149][ T7874] Modules linked in: [ 178.663306][ T7874] ---[ end trace 0000000000000000 ]--- [ 178.752932][ T7874] RIP: 0010:configfs_depend_item_unlocked+0x96/0x420 [ 178.752973][ T7874] Code: df e8 ae 89 00 00 89 c5 31 ff 89 c6 e8 53 13 4b ff 85 ed 74 0a e8 3a 0e 4b ff 4d 89 fd eb 6c 48 8d 7b 60 48 89 f8 48 c1 e8 03 <42> 80 3c 30 00 74 05 e8 7e 5b bc ff 4c 8b 6b 60 48 89 df e8 72 89 [ 178.752990][ T7874] RSP: 0018:ffffc90006ac7ad8 EFLAGS: 00010206 [ 178.753010][ T7874] RAX: 000000000000000c RBX: 0000000000000000 RCX: 0000000000000002 [ 178.753022][ T7874] RDX: ffff888071469f40 RSI: 0000000000000000 RDI: 0000000000000060 [ 178.753036][ T7874] RBP: 0000000000000000 R08: ffffffff907a1fbf R09: 1ffffffff20f43f7 [ 178.753050][ T7874] R10: dffffc0000000000 R11: fffffbfff20f43f8 R12: ffffffff8f9406c0 [ 178.753065][ T7874] R13: 1ffff92000d58f6c R14: dffffc0000000000 R15: ffff88807ab5b400 [ 178.753080][ T7874] FS: 00007f166f90d6c0(0000) GS:ffff888124daf000(0000) knlGS:0000000000000000 [ 178.753097][ T7874] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 178.753111][ T7874] CR2: 00007f6a66fe6f50 CR3: 0000000077fec000 CR4: 00000000003526f0 [ 178.753129][ T7874] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 178.753140][ T7874] DR3: 000000000000000c DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 178.753156][ T7874] Kernel panic - not syncing: Fatal exception [ 178.870904][ T7874] Kernel Offset: disabled [ 178.875243][ T7874] Rebooting in 86400 seconds..