last executing test programs: 8.637128357s ago: executing program 0 (id=6): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002040), 0x2, 0x0) mount$fuse(0x0, &(0x7f0000002080)='./file0\x00', &(0x7f00000020c0), 0x0, &(0x7f0000002100)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) syz_fuse_handle_req(r0, &(0x7f00000021c0)="000000000000000000000000000000000000000000000000000000d455b4da00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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0x2000, &(0x7f00000041c0)={&(0x7f00000001c0)={0x50, 0x0, 0x0, {0x7, 0x29, 0x7, 0x2110029, 0x100, 0x0, 0x1, 0x57, 0x0, 0x0, 0x80, 0x4020}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) openat(0xffffffffffffff9c, &(0x7f00000013c0)='./file0/file0\x00', 0x42, 0x0) 8.166262685s ago: executing program 2 (id=3): r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f00000001c0)=ANY=[@ANYBLOB="1201000000000040260933334000000000010902240001000000000904000001030100000921000000012201000905810308"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="002205"], 0x0}, 0x0) 7.630988978s ago: executing program 0 (id=9): r0 = syz_usb_connect(0x0, 0x2d, &(0x7f00000003c0)=ANY=[@ANYBLOB="120100009ac0b620110f211066865578ac0109029c000100000400090400bf900b64ea00090587033b"], 0x0) r1 = syz_open_dev$char_usb(0xc, 0xb4, 0x10000) r2 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r3 = dup(r2) write$6lowpan_enable(r3, &(0x7f0000000000)='0', 0xfffffd2c) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x63) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000280), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) socketpair(0xf, 0x5, 0x7, &(0x7f0000000200)) openat(0xffffffffffffff9c, &(0x7f0000000380)='./cgroup.cpu/cgroup.procs\x00', 0x0, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000000)=0x7) r5 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) writev(r5, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r6 = syz_open_dev$cec(&(0x7f0000000000), 0x0, 0x12b001) ioctl$CEC_ADAP_S_LOG_ADDRS(r6, 0xc05c6104, &(0x7f0000000140)={"524ebce3", 0x3, 0x5, 0x81, 0x3, 0x16dc, "0d0767fcf850456f2290e729cf77f1", "2eb4fea5", "44b4dd9e", "ad2e21d3", ["d4150c57d062e240fbe214a9", "850f3d04d42a166156600360", "82621ecad17be13010ccc10d", "6631cbd8c92f5461e2ea90f9"]}) ioctl$CEC_TRANSMIT(r6, 0xc0386105, &(0x7f00000003c0)={0x0, 0xfffffffffffffffe, 0x1, 0x6, 0xe30, 0x7fffffff, "c2a0da871813beebb98f6cd3d5e10363", 0x0, 0x9, 0x9, 0x2, 0x0, 0x0, 0xfc}) socket$nl_crypto(0x10, 0x3, 0x15) read$FUSE(r4, &(0x7f000000a400)={0x2020, 0x0, 0x0}, 0x2020) syz_fuse_handle_req(r4, 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", 0x2000, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0)={0x90, 0x0, 0x0, {0x3, 0x1, 0x0, 0x0, 0xffffffff, 0x0, {0x6, 0x200000000, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000, 0x2, 0x0, 0x0, 0x101}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) write$FUSE_INIT(r4, &(0x7f0000000440)={0x50, 0x0, r7, {0x7, 0x2b, 0x3ff7400, 0x12008010}}, 0x50) r8 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file0/file0\x00', 0x4842, 0x0) writev(r8, &(0x7f0000000a40)=[{0x0}, {&(0x7f0000000e00)='t', 0x2fd200}, {0x0}, {&(0x7f0000001000)="d6", 0x20c00}], 0x21) write$char_usb(r1, &(0x7f0000001300)='7', 0x1) write$char_usb(r1, &(0x7f0000000bc0)="be", 0x1) syz_usb_disconnect(r0) 7.262319314s ago: executing program 1 (id=10): symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mkdir(&(0x7f00000004c0)='./bus\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000180)='./file0\x00', &(0x7f0000000200), &(0x7f00000002c0)=@v3={0x3000000, [{0x2, 0x9}, {0x3, 0x3ff}]}, 0x18, 0x1) lsetxattr$security_ima(&(0x7f0000000140)='./file0\x00', &(0x7f0000000240), &(0x7f0000000280)=@ng={0x4, 0x5}, 0x2, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 7.213666332s ago: executing program 1 (id=11): r0 = gettid() mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x2, 0x31, 0xffffffffffffffff, 0x0) process_vm_writev(r0, &(0x7f0000000000), 0x0, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xe7}], 0x1, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0xfffff000) 7.099676823s ago: executing program 1 (id=12): syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x34b801) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB], 0xf) 6.894152086s ago: executing program 1 (id=13): socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000001b00)={0x1c, 0x6a, 0xfcdfa0f79c183163, 0x0, 0x25dfdbfc, "", [@nested={0xc, 0x9e, 0x0, 0x1, [@nested={0x8, 0xe0, 0x0, 0x1, [@nested={0x4, 0x12b}]}]}]}, 0x1c}], 0x1, 0x0, 0x0, 0x48000}, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r3 = syz_open_dev$sndpcmp(&(0x7f0000000040), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_HW_REFINE(r3, 0xc2604110, &(0x7f0000000200)={0xfffffff8, [[0x5, 0x80000001, 0x40020, 0x0, 0x7fff, 0x3, 0xfffffffe, 0x206], [0x4, 0xfffffffe, 0x0, 0x0, 0x2, 0x940f, 0x0, 0x7], [0x0, 0x2, 0x5, 0x3, 0x100, 0x0, 0x1, 0x4571]], '\x00', [{0x0, 0x1, 0x1}, {0x2, 0x1}, {0x80, 0x80000}, {0x9, 0x4}, {0x2, 0xb}, {0x38}, {0xa5, 0x230d}, {}, {0x0, 0x1}, {0x4000000}, {0x80000000, 0x4}, {0x0, 0x1}], '\x00', 0x10000, 0x0, 0x0, 0x0, 0x0, 0x5000000}) syz_genetlink_get_family_id$ethtool(0x0, 0xffffffffffffffff) sched_setattr(0x0, &(0x7f0000000280)={0x38, 0x5, 0x8, 0x8001, 0x0, 0x9, 0x0, 0xfffffe0000000001, 0xfa11, 0xffffffff}, 0x0) syz_open_dev$video4linux(0x0, 0x8, 0x0) r4 = socket$l2tp6(0xa, 0x2, 0x73) bind$l2tp6(r4, &(0x7f0000000000)={0xa, 0x0, 0x1, @empty}, 0x20) socket$nl_generic(0x10, 0x3, 0x10) r5 = openat$kvm(0xffffffffffffff9c, &(0x7f00000004c0), 0x0, 0x0) r6 = ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r6, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x20002000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_CREATE_IRQCHIP(r6, 0xae60) ioctl$KVM_CREATE_PIT2(r6, 0x4040ae77, &(0x7f0000000000)) r7 = ioctl$KVM_CREATE_VCPU(r6, 0xae41, 0x0) ioctl$KVM_SET_PIT(r6, 0x8048ae66, &(0x7f00000000c0)={[{0x0, 0x800, 0x0, 0x0, 0x0, 0x18, 0x7, 0x1, 0xa9, 0x4, 0x0, 0x0, 0x40000000}, {0x8, 0x5, 0x0, 0x0, 0x41, 0x0, 0x0, 0x0, 0x6, 0xff, 0x0, 0x2, 0x6}, {0x3fe, 0x9, 0x0, 0xfd, 0x0, 0x0, 0xb3, 0x11, 0x3, 0xfe, 0x80, 0xf6, 0x7}], 0x205}) ioctl$KVM_RUN(r7, 0xae80, 0x0) preadv(r5, &(0x7f0000000080)=[{&(0x7f0000000040)=""/36, 0x24}], 0x1, 0x7, 0x562) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000180)="66ba4300b006ee0f01c40f009b27000000b9800000c00f3235008000000f30b80e0000000f23d80f21f835800000a00f23f8c9b9490300000f60b932c00a000000328fe858b660002fb90d090000b800680000ba000000000f30", 0x5a}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_RUN(r7, 0xae80, 0x0) ioctl$EVIOCRMFF(0xffffffffffffffff, 0x4004550e, 0x0) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) 6.10131382s ago: executing program 2 (id=15): syz_io_uring_setup(0x7585, 0x0, 0x0, 0x0) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) ioctl$VIDIOC_TRY_ENCODER_CMD(0xffffffffffffffff, 0xc028564e, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) r1 = dup(r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x7, 0x38012, r1, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x17) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) 3.162372863s ago: executing program 3 (id=16): r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000100)={{0x2, 0x4e22, @private=0xa010102}, {0x6, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xb}}, 0x2, {0x2, 0x4e21, @private=0xa010100}, 'veth1_vlan\x00'}) 2.563430855s ago: executing program 2 (id=17): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) msgctl$IPC_INFO(0x0, 0x3, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x20044000) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0xfffffffffffffffe) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8) socket$kcm(0x29, 0x5, 0x0) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000d00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_LINK_GET(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000700)=ANY=[@ANYBLOB='|\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030700000000000000000800000068000480040007801300010062726f6164636173742d6c696e6b00001900078008000300000000000800020000000000080003000000000008000200000000000800030000000000040004"], 0x7c}, 0x1, 0x0, 0x0, 0x20000001}, 0x0) 2.544104638s ago: executing program 0 (id=18): ioctl$UI_ABS_SETUP(0xffffffffffffffff, 0x401c5504, &(0x7f0000000800)={0x0, {0x1, 0x0, 0x4, 0x3, 0x3, 0x80000001}}) ioctl$UI_DEV_SETUP(0xffffffffffffffff, 0x405c5503, &(0x7f00000001c0)={{0x0, 0x0, 0xfffd, 0x8001}, 'syz1\x00'}) ioctl$UI_SET_EVBIT(0xffffffffffffffff, 0x40045564, 0x3) ioctl$UI_DEV_SETUP(0xffffffffffffffff, 0x5501, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000900)={'syz1\x00', {0x9, 0x0, 0x6}, 0x37b4, [0xfeff, 0x4, 0x0, 0x0, 0x0, 0x20000, 0x0, 0x0, 0x0, 0x5, 0x0, 0xfffffffd, 0x3, 0x100, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x10000000, 0x0, 0xbffffffe, 0x0, 0x0, 0x4, 0x2, 0x0, 0xfffffffd, 0x10000, 0x0, 0x1, 0x0, 0x1, 0x3, 0xfffffffc, 0x0, 0xffff, 0x0, 0x20, 0x6, 0x5, 0x45, 0x0, 0x0, 0x6da47515, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7, 0x0, 0x6, 0x0, 0x0, 0x20004, 0x0, 0x0, 0x105], [0x10, 0xffffffff, 0x7, 0x0, 0xffffffff, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x7, 0x0, 0xfffffc00, 0x30, 0xbb, 0x20000001, 0xfffffffc, 0x5, 0x800, 0x700000, 0xfffffffc, 0x0, 0x100, 0x0, 0x4000003, 0xec6a, 0x400008, 0x40000000, 0xffffffff, 0x80000001, 0x7fffffff, 0xfffffffd, 0x7fffffff, 0x105, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0xfffffffe, 0x0, 0x18c, 0x0, 0x0, 0x2, 0x5, 0x0, 0x0, 0x0, 0x100000, 0x2, 0x0, 0x5, 0x4000000, 0x80, 0x80000000, 0x7, 0x4, 0x7, 0x800000, 0x7], [0x10000, 0x4, 0x0, 0x0, 0xffffffff, 0x1, 0xa000000, 0x3ff, 0x9, 0xffff7fff, 0xfffffffd, 0x0, 0x0, 0x8, 0x0, 0x6, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x520, 0xc, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0xfffffffd, 0x0, 0x5, 0x2af, 0x0, 0x9, 0x100, 0x10000, 0x3, 0x0, 0x670d, 0x0, 0x6, 0x400, 0x0, 0x0, 0x0, 0x82ce, 0x0, 0x3, 0x0, 0x0, 0xff, 0x4000005, 0x4, 0x4, 0x2, 0x400000, 0x0, 0x7, 0x0, 0x0, 0x0, 0xb], [0x0, 0x7ff000, 0x0, 0x6, 0x0, 0x401, 0x0, 0x211, 0x4, 0x81, 0x100, 0x3, 0x0, 0x0, 0x80, 0x0, 0x3, 0x0, 0x2, 0x5, 0x7fff, 0x10000, 0xd, 0x10800000, 0x0, 0xfffffffe, 0x0, 0x4, 0x4, 0x1b9, 0x0, 0x9, 0x5, 0x0, 0x0, 0x6, 0xbfb6, 0x4, 0x4, 0x3, 0x0, 0x0, 0x1, 0x7, 0x100, 0xf, 0x6, 0x3, 0xf96, 0x53591b27, 0xfffffffb, 0x0, 0x0, 0x4, 0x400, 0x7, 0x9, 0x1, 0xfffffffd, 0x80000000, 0x1000000, 0x0, 0x5]}, 0x45c) 2.446539135s ago: executing program 3 (id=19): symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mkdir(&(0x7f00000004c0)='./bus\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000180)='./file0\x00', &(0x7f0000000200), &(0x7f00000002c0)=@v3={0x3000000, [{0x2, 0x9}, {0x3, 0x3ff}]}, 0x18, 0x1) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000500)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 2.198170861s ago: executing program 0 (id=20): r0 = gettid() mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x2, 0x31, 0xffffffffffffffff, 0x0) process_vm_writev(r0, &(0x7f0000000000)=[{0x0}], 0x1, &(0x7f0000121000)=[{&(0x7f0000217f28)=""/231, 0xe7}], 0x1, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x2, 0x4c831, 0xffffffffffffffff, 0xfffff000) 2.127349028s ago: executing program 3 (id=21): syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x34b801) syz_emit_vhci(&(0x7f0000000000)=ANY=[@ANYBLOB], 0xf) 1.9863366s ago: executing program 1 (id=22): mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000300)={&(0x7f0000ff7000/0x7000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ffa000/0x3000)=nil, &(0x7f000000f000/0x3000)=nil, &(0x7f000000d000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) 1.986188765s ago: executing program 0 (id=23): socket$vsock_stream(0x28, 0x1, 0x0) syz_usb_connect(0x5, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="12010003ac9bcc20d118af1ebb5a0102030109022400010700800b0904"], &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0}) 1.865298227s ago: executing program 3 (id=24): pipe2(&(0x7f0000000040), 0x0) r0 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc) close(r0) execve(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) r1 = memfd_create(&(0x7f00000000c0)='v\xa6\xf5lj6,r\xaf\xe8\x10/\xecg\xed\xe3h\x80\xb8!y6w\xda\xdd\xb9\nR\xe8@\x99\xb9\x8a\x0fZ\t\x90\x8bp\x10\x84\x86t\x8a\xba\xc6\xfb\xd2\f\xef&\xad\xa8M\xe8\b\xb0#\xac)\x81\x1e\x8a\f\x11D\x90\xf5\xbb\x1c\xac\xc7\xad\xdc\\\x11\x95\xf8\xe6\xa7\xc3\xbc\x18+\x92\x92N\a\xa7\x7fN\x9bL\xf8\xebQs\x02\xf9\xadi\x8f\x0f\xff\x02n\x9d\x85\xea\x1a*\x1bC\xd8\x1c\xe8\x9bYS', 0x0) write(r1, &(0x7f00000005c0)="6967ae42cbea486d00a74e3deec6fcb4391f745de505000000000000007190ba2b6d59c8958d6f156c9c8a2ac4677b000900ffffffffffffff200000f8bf54da33", 0x41) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x11, r1, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101042, 0x0) 1.750132642s ago: executing program 1 (id=25): r0 = syz_usb_connect(0x0, 0x2d, &(0x7f0000000000)=ANY=[@ANYBLOB="9f01000083667d1040206402d14e0102030109021b000100000000090400000190f19c000905f3ed"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io(r0, 0x0, &(0x7f0000000600)={0x84, &(0x7f0000000340)=ANY=[@ANYBLOB="540304"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, &(0x7f00000004c0)={0x34, &(0x7f00000001c0)={0xc6ce069ebb14c3a1, 0x8}, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000180)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 1.579745839s ago: executing program 3 (id=26): r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$IP_VS_SO_SET_ADD(r0, 0x0, 0x482, &(0x7f0000000000)={0x11, @initdev={0xac, 0x1e, 0x1, 0x0}, 0x0, 0x2, 'lblc\x00', 0x0, 0x6, 0x36}, 0x2c) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000000), &(0x7f0000000180)=0x68) 1.430218131s ago: executing program 3 (id=27): syz_usb_connect(0x0, 0x2d, &(0x7f00000003c0)=ANY=[@ANYBLOB="120100009ac0b620110f211066865578ac0109029c000100000400090400bf900b64ea00090587033b"], 0x0) syz_open_dev$char_usb(0xc, 0xb4, 0x10000) r0 = syz_open_dev$sndmidi(&(0x7f0000000040), 0x2, 0x141101) r1 = dup(r0) write$6lowpan_enable(r1, &(0x7f0000000000)='0', 0xfffffd2c) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x63) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000280), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) socketpair(0xf, 0x5, 0x7, &(0x7f0000000200)) openat(0xffffffffffffff9c, &(0x7f0000000380)='./cgroup.cpu/cgroup.procs\x00', 0x0, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000000)=0x7) r3 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) writev(r3, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r4 = syz_open_dev$cec(&(0x7f0000000000), 0x0, 0x12b001) ioctl$CEC_ADAP_S_LOG_ADDRS(r4, 0xc05c6104, &(0x7f0000000140)={"524ebce3", 0x3, 0x5, 0x81, 0x3, 0x16dc, "0d0767fcf850456f2290e729cf77f1", "2eb4fea5", "44b4dd9e", "ad2e21d3", ["d4150c57d062e240fbe214a9", "850f3d04d42a166156600360", "82621ecad17be13010ccc10d", "6631cbd8c92f5461e2ea90f9"]}) ioctl$CEC_TRANSMIT(r4, 0xc0386105, &(0x7f00000003c0)={0x0, 0xfffffffffffffffe, 0x1, 0x6, 0xe30, 0x7fffffff, "c2a0da871813beebb98f6cd3d5e10363", 0x0, 0x9, 0x9, 0x2, 0x0, 0x0, 0xfc}) 494.921692ms ago: executing program 2 (id=28): r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x802, 0x0) ioctl$UI_ABS_SETUP(r0, 0x401c5504, &(0x7f0000000800)={0x0, {0x1, 0x0, 0x4, 0x3, 0x3, 0x80000001}}) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f00000001c0)={{0x0, 0x0, 0xfffd, 0x8001}, 'syz1\x00'}) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x3) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) write$uinput_user_dev(r0, &(0x7f0000000900)={'syz1\x00', {0x9, 0x0, 0x6}, 0x37b4, [0xfeff, 0x4, 0x0, 0x0, 0x0, 0x20000, 0x0, 0x0, 0x0, 0x5, 0x0, 0xfffffffd, 0x3, 0x100, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x10000000, 0x0, 0xbffffffe, 0x0, 0x0, 0x4, 0x2, 0x0, 0xfffffffd, 0x10000, 0x0, 0x1, 0x0, 0x1, 0x3, 0xfffffffc, 0x0, 0xffff, 0x0, 0x20, 0x6, 0x5, 0x45, 0x0, 0x0, 0x6da47515, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7, 0x0, 0x6, 0x0, 0x0, 0x20004, 0x0, 0x0, 0x105], [0x10, 0xffffffff, 0x7, 0x0, 0xffffffff, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x7, 0x0, 0xfffffc00, 0x30, 0xbb, 0x20000001, 0xfffffffc, 0x5, 0x800, 0x700000, 0xfffffffc, 0x0, 0x100, 0x0, 0x4000003, 0xec6a, 0x400008, 0x40000000, 0xffffffff, 0x80000001, 0x7fffffff, 0xfffffffd, 0x7fffffff, 0x105, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0xfffffffe, 0x0, 0x18c, 0x0, 0x0, 0x2, 0x5, 0x0, 0x0, 0x0, 0x100000, 0x2, 0x0, 0x5, 0x4000000, 0x80, 0x80000000, 0x7, 0x4, 0x7, 0x800000, 0x7], [0x10000, 0x4, 0x0, 0x0, 0xffffffff, 0x1, 0xa000000, 0x3ff, 0x9, 0xffff7fff, 0xfffffffd, 0x0, 0x0, 0x8, 0x0, 0x6, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x520, 0xc, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0xfffffffd, 0x0, 0x5, 0x2af, 0x0, 0x9, 0x100, 0x10000, 0x3, 0x0, 0x670d, 0x0, 0x6, 0x400, 0x0, 0x0, 0x0, 0x82ce, 0x0, 0x3, 0x0, 0x0, 0xff, 0x4000005, 0x4, 0x4, 0x2, 0x400000, 0x0, 0x7, 0x0, 0x0, 0x0, 0xb], [0x0, 0x7ff000, 0x0, 0x6, 0x0, 0x401, 0x0, 0x211, 0x4, 0x81, 0x100, 0x3, 0x0, 0x0, 0x80, 0x0, 0x3, 0x0, 0x2, 0x5, 0x7fff, 0x10000, 0xd, 0x10800000, 0x0, 0xfffffffe, 0x0, 0x4, 0x4, 0x1b9, 0x0, 0x9, 0x5, 0x0, 0x0, 0x6, 0xbfb6, 0x4, 0x4, 0x3, 0x0, 0x0, 0x1, 0x7, 0x100, 0xf, 0x6, 0x3, 0xf96, 0x53591b27, 0xfffffffb, 0x0, 0x0, 0x4, 0x400, 0x7, 0x9, 0x1, 0xfffffffd, 0x80000000, 0x1000000, 0x0, 0x5]}, 0x45c) 0s ago: executing program 0 (id=29): symlink(&(0x7f0000000040)='.\x00', &(0x7f0000000100)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mkdir(&(0x7f00000004c0)='./bus\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000180)='./file0\x00', &(0x7f0000000200), &(0x7f00000002c0)=@v3={0x3000000, [{0x2, 0x9}, {0x3, 0x3ff}]}, 0x18, 0x1) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000500)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') lchown(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.10.35' (ED25519) to the list of known hosts. [ 81.373743][ T5849] cgroup: Unknown subsys name 'net' [ 81.499135][ T5849] cgroup: Unknown subsys name 'cpuset' [ 81.508246][ T5849] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 83.301237][ T5849] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 85.959130][ T5863] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 85.980014][ T5872] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 85.988421][ T5871] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 85.997906][ T5871] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 86.007447][ T5871] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 86.015239][ T5876] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.015468][ T5871] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 86.022748][ T5876] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 86.031621][ T5871] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 86.045099][ T5871] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 86.056969][ T5876] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.072957][ T5863] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 86.075309][ T5876] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 86.081812][ T5863] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 86.091411][ T5874] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 86.095813][ T5863] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 86.111534][ T5863] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 86.120636][ T5863] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 86.143199][ T5874] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 86.152551][ T5874] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 86.610966][ T5859] chnl_net:caif_netlink_parms(): no params data found [ 86.817527][ T5861] chnl_net:caif_netlink_parms(): no params data found [ 86.880054][ T5858] chnl_net:caif_netlink_parms(): no params data found [ 86.961002][ T5859] bridge0: port 1(bridge_slave_0) entered blocking state [ 86.970803][ T5859] bridge0: port 1(bridge_slave_0) entered disabled state [ 86.978694][ T5859] bridge_slave_0: entered allmulticast mode [ 86.986825][ T5859] bridge_slave_0: entered promiscuous mode [ 86.996277][ T5859] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.003443][ T5859] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.010754][ T5859] bridge_slave_1: entered allmulticast mode [ 87.018611][ T5859] bridge_slave_1: entered promiscuous mode [ 87.113265][ T5859] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.138421][ T5860] chnl_net:caif_netlink_parms(): no params data found [ 87.160603][ T5859] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.233395][ T5861] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.240972][ T5861] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.252364][ T5861] bridge_slave_0: entered allmulticast mode [ 87.261904][ T5861] bridge_slave_0: entered promiscuous mode [ 87.370840][ T5861] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.380623][ T5861] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.391053][ T5861] bridge_slave_1: entered allmulticast mode [ 87.401034][ T5861] bridge_slave_1: entered promiscuous mode [ 87.494221][ T5859] team0: Port device team_slave_0 added [ 87.544260][ T5858] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.552475][ T5858] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.564819][ T5858] bridge_slave_0: entered allmulticast mode [ 87.573375][ T5858] bridge_slave_0: entered promiscuous mode [ 87.589886][ T5859] team0: Port device team_slave_1 added [ 87.612969][ T5861] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.640280][ T5858] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.647622][ T5858] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.655451][ T5858] bridge_slave_1: entered allmulticast mode [ 87.662832][ T5858] bridge_slave_1: entered promiscuous mode [ 87.687224][ T5861] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.733782][ T5859] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 87.741153][ T5859] 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 1560 would solve the problem. [ 87.767541][ T5859] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 87.780852][ T5859] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 87.788087][ T5859] 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 1560 would solve the problem. [ 87.814580][ T5859] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 87.883849][ T5858] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 87.898331][ T5861] team0: Port device team_slave_0 added [ 87.923273][ T5858] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 87.935092][ T5861] team0: Port device team_slave_1 added [ 87.955702][ T5860] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.963024][ T5860] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.970699][ T5860] bridge_slave_0: entered allmulticast mode [ 87.979019][ T5860] bridge_slave_0: entered promiscuous mode [ 88.030841][ T5860] bridge0: port 2(bridge_slave_1) entered blocking state [ 88.038340][ T5860] bridge0: port 2(bridge_slave_1) entered disabled state [ 88.046106][ T5860] bridge_slave_1: entered allmulticast mode [ 88.053478][ T5860] bridge_slave_1: entered promiscuous mode [ 88.091583][ T5861] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.098874][ T5861] 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 1560 would solve the problem. [ 88.125948][ T5861] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.145896][ T5874] Bluetooth: hci3: command tx timeout [ 88.159227][ T5858] team0: Port device team_slave_0 added [ 88.168305][ T5858] team0: Port device team_slave_1 added [ 88.180873][ T5859] hsr_slave_0: entered promiscuous mode [ 88.187627][ T5859] hsr_slave_1: entered promiscuous mode [ 88.195080][ T5861] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.202067][ T5861] 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 1560 would solve the problem. [ 88.228437][ T5874] Bluetooth: hci2: command tx timeout [ 88.234354][ T5861] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.234838][ T5874] Bluetooth: hci0: command tx timeout [ 88.245297][ T5868] Bluetooth: hci1: command tx timeout [ 88.330503][ T5860] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 88.340902][ T5858] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.348594][ T5858] 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 1560 would solve the problem. [ 88.374675][ T5858] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.388026][ T5858] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.395177][ T5858] 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 1560 would solve the problem. [ 88.421437][ T5858] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 88.462530][ T5860] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 88.541000][ T5861] hsr_slave_0: entered promiscuous mode [ 88.547762][ T5861] hsr_slave_1: entered promiscuous mode [ 88.555983][ T5861] debugfs: 'hsr0' already exists in 'hsr' [ 88.562316][ T5861] Cannot create hsr debugfs directory [ 88.591608][ T5860] team0: Port device team_slave_0 added [ 88.600846][ T5860] team0: Port device team_slave_1 added [ 88.720460][ T5858] hsr_slave_0: entered promiscuous mode [ 88.727331][ T5858] hsr_slave_1: entered promiscuous mode [ 88.733615][ T5858] debugfs: 'hsr0' already exists in 'hsr' [ 88.739468][ T5858] Cannot create hsr debugfs directory [ 88.792927][ T5860] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 88.800241][ T5860] 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 1560 would solve the problem. [ 88.826961][ T5860] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 88.840938][ T5860] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 88.849326][ T5860] 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 1560 would solve the problem. [ 88.879499][ T5860] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 89.075629][ T5860] hsr_slave_0: entered promiscuous mode [ 89.082423][ T5860] hsr_slave_1: entered promiscuous mode [ 89.089788][ T5860] debugfs: 'hsr0' already exists in 'hsr' [ 89.095593][ T5860] Cannot create hsr debugfs directory [ 89.263875][ T5859] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 89.279022][ T5859] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 89.298410][ T5859] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 89.341429][ T5859] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 89.482765][ T5861] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 89.516100][ T5861] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 89.544095][ T5861] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 89.575244][ T5861] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 89.663062][ T5858] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 89.677872][ T5858] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 89.711373][ T5858] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 89.722752][ T5858] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 89.842554][ T5860] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 89.857559][ T5860] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 89.871624][ T5860] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 89.881848][ T5860] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 89.983720][ T5859] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.027671][ T5861] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.047171][ T5859] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.089874][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.097309][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.117164][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.124575][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.163284][ T5861] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.188686][ T3520] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.196211][ T3520] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.220036][ T5858] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.227139][ T5868] Bluetooth: hci3: command tx timeout [ 90.259855][ T50] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.267155][ T50] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.284186][ T5858] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.313774][ T5874] Bluetooth: hci2: command tx timeout [ 90.320768][ T52] Bluetooth: hci1: command tx timeout [ 90.322896][ T5860] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.331308][ T5868] Bluetooth: hci0: command tx timeout [ 90.351282][ T50] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.358563][ T50] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.383563][ T3520] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.390825][ T3520] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.433459][ T5860] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.485576][ T3520] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.492796][ T3520] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.604363][ T3520] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.611547][ T3520] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.729779][ T5860] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 90.922400][ T5859] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.102676][ T5859] veth0_vlan: entered promiscuous mode [ 91.154353][ T5859] veth1_vlan: entered promiscuous mode [ 91.278820][ T5859] veth0_macvtap: entered promiscuous mode [ 91.291704][ T5859] veth1_macvtap: entered promiscuous mode [ 91.310543][ T5861] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.327826][ T5860] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.362919][ T5858] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 91.386918][ T5859] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 91.408395][ T5859] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 91.466970][ T3520] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.476933][ T3520] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.503780][ T3520] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.518833][ T12] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 91.610435][ T5860] veth0_vlan: entered promiscuous mode [ 91.642323][ T5861] veth0_vlan: entered promiscuous mode [ 91.655580][ T5858] veth0_vlan: entered promiscuous mode [ 91.701706][ T5861] veth1_vlan: entered promiscuous mode [ 91.709939][ T5860] veth1_vlan: entered promiscuous mode [ 91.725260][ T3581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.733380][ T3581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.762358][ T5858] veth1_vlan: entered promiscuous mode [ 91.829308][ T3536] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.849556][ T3536] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.874476][ T5858] veth0_macvtap: entered promiscuous mode [ 91.898951][ T5860] veth0_macvtap: entered promiscuous mode [ 91.913705][ T5858] veth1_macvtap: entered promiscuous mode [ 91.933935][ T5861] veth0_macvtap: entered promiscuous mode [ 91.972973][ T5860] veth1_macvtap: entered promiscuous mode [ 92.004407][ T5859] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 92.011489][ T5861] veth1_macvtap: entered promiscuous mode [ 92.033806][ T5858] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.072591][ T5858] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.092477][ T5860] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.111644][ T5861] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 92.133117][ T50] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.152918][ T5860] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.175561][ T50] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.191655][ T12] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.214042][ T5861] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 92.234919][ T12] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.271199][ T50] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.295581][ T50] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.304380][ T50] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.312205][ T24] cfg80211: failed to load regulatory.db [ 92.318892][ T5868] Bluetooth: hci3: command tx timeout [ 92.352618][ T5952] netlink: 16 bytes leftover after parsing attributes in process `syz.0.5'. [ 92.370509][ T50] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.387625][ T5868] Bluetooth: hci0: command tx timeout [ 92.393105][ T5868] Bluetooth: hci2: command tx timeout [ 92.395130][ T5874] Bluetooth: hci1: command tx timeout [ 92.440154][ T3581] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.452676][ T3581] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.481133][ T3581] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.512905][ T3581] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 92.626495][ T3581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.637161][ T3581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.675579][ T3536] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.684812][ T3536] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.748264][ T3536] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.763418][ T3536] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.774908][ T3536] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.787651][ T3536] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.835388][ T3536] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 92.862502][ T3536] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 92.989966][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 93.020636][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 93.215882][ T5915] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 93.341592][ T5965] netlink: 40 bytes leftover after parsing attributes in process `syz.1.2'. [ 93.399395][ T5915] usb 3-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 93.435041][ T5915] usb 3-1: New USB device found, idVendor=0926, idProduct=3333, bcdDevice= 0.40 [ 93.453371][ T5915] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 93.496565][ T5915] usb 3-1: config 0 descriptor?? [ 93.834618][ T5898] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 93.936063][ T5915] keytouch 0003:0926:3333.0001: fixing up Keytouch IEC report descriptor [ 94.014975][ T5898] usb 1-1: Using ep0 maxpacket: 32 [ 94.022923][ T5915] input: HID 0926:3333 as /devices/platform/dummy_hcd.2/usb3/3-1/3-1:0.0/0003:0926:3333.0001/input/input5 [ 94.025164][ T5898] usb 1-1: config index 0 descriptor too short (expected 156, got 27) [ 94.063258][ T5898] usb 1-1: too many endpoints for config 0 interface 0 altsetting 191: 144, using maximum allowed: 30 [ 94.104189][ T5898] usb 1-1: config 0 interface 0 altsetting 191 endpoint 0x87 has an invalid bInterval 0, changing to 7 [ 94.138473][ T5898] usb 1-1: config 0 interface 0 altsetting 191 has 1 endpoint descriptor, different from the interface descriptor's value: 144 [ 94.213654][ T5898] usb 1-1: config 0 interface 0 has no altsetting 0 [ 94.255573][ T5898] usb 1-1: New USB device found, idVendor=0f11, idProduct=1021, bcdDevice=86.66 [ 94.288949][ T5898] usb 1-1: New USB device strings: Mfr=85, Product=120, SerialNumber=172 [ 94.295768][ T5915] keytouch 0003:0926:3333.0001: input,hidraw0: USB HID v0.00 Keyboard [HID 0926:3333] on usb-dummy_hcd.2-1/input0 [ 94.304408][ T5898] usb 1-1: Product: syz [ 94.313832][ T5898] usb 1-1: Manufacturer: syz [ 94.338692][ T5898] usb 1-1: SerialNumber: syz [ 94.368700][ T5898] usb 1-1: config 0 descriptor?? [ 94.420247][ T5874] Bluetooth: hci3: command tx timeout [ 94.458317][ T5898] ldusb 1-1:0.0: Interrupt out endpoint not found (using control endpoint instead) [ 94.472964][ T5874] Bluetooth: hci2: command tx timeout [ 94.473015][ T52] Bluetooth: hci1: command tx timeout [ 94.494266][ T5868] Bluetooth: hci0: command tx timeout [ 94.494295][ T5898] ldusb 1-1:0.0: LD USB Device #0 now attached to major 180 minor 0 [ 94.504881][ T5915] usb 3-1: USB disconnect, device number 2 [ 94.580366][ T5985] kvm_intel: L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 94.673702][ T5984] fido_id[5984]: Failed to open report descriptor at '/sys/devices/platform/dummy_hcd.2/usb3/3-1/report_descriptor': No such file or directory [ 94.690434][ T0] NOHZ tick-stop error: local softirq work is pending, handler #140!!! [ 94.694932][ T0] NOHZ tick-stop error: local softirq work is pending, handler #40!!! [ 94.874884][ T0] NOHZ tick-stop error: local softirq work is pending, handler #200!!! [ 95.424938][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 95.433183][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 95.663333][ T0] NOHZ tick-stop error: local softirq work is pending, handler #01!!! [ 95.905827][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 95.914187][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 95.923919][ T0] NOHZ tick-stop error: local softirq work is pending, handler #40!!! [ 95.985460][ T0] NOHZ tick-stop error: local softirq work is pending, handler #08!!! [ 97.209575][ T5898] usb 1-1: USB disconnect, device number 2 [ 97.336003][ T5898] ldusb 1-1:0.0: LD USB Device #0 now disconnected [ 98.726147][ T6013] netlink: 28 bytes leftover after parsing attributes in process `syz.2.17'. [ 99.368193][ T6025] process 'syz.3.24' launched './file0' with NULL argv: empty string added [ 99.464662][ T9] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 99.537574][ T5898] IPVS: starting estimator thread 0... [ 99.647871][ T6030] IPVS: using max 42 ests per chain, 100800 per kthread [ 99.655878][ T9] usb 1-1: Using ep0 maxpacket: 32 [ 99.667666][ T981] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 99.678116][ T9] usb 1-1: unable to get BOS descriptor or descriptor too short [ 99.690803][ T9] usb 1-1: config 7 has an invalid descriptor of length 0, skipping remainder of the config [ 99.710192][ T9] usb 1-1: New USB device found, idVendor=18d1, idProduct=1eaf, bcdDevice=5a.bb [ 99.723807][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.735127][ T9] usb 1-1: Product: syz [ 99.739384][ T9] usb 1-1: Manufacturer: syz [ 99.744325][ T9] usb 1-1: SerialNumber: syz [ 99.854768][ T981] usb 2-1: Using ep0 maxpacket: 16 [ 99.870944][ T981] usb 2-1: config 0 interface 0 altsetting 0 has an endpoint descriptor with address 0xF3, changing to 0x83 [ 99.884815][ T981] usb 2-1: config 0 interface 0 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 99.903619][ T981] usb 2-1: New USB device found, idVendor=2040, idProduct=0264, bcdDevice=4e.d1 [ 99.914929][ T981] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 99.923515][ T981] usb 2-1: Product: syz [ 99.927978][ T981] usb 2-1: Manufacturer: syz [ 99.932845][ T981] usb 2-1: SerialNumber: syz [ 99.944692][ T981] usb 2-1: config 0 descriptor?? [ 99.944715][ T5865] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 99.969684][ T9] usb 1-1: Cannot retrieve CPort count: -71 [ 99.981623][ T981] em28xx 2-1:0.0: New device syz syz @ 480 Mbps (2040:0264, interface 0, class 0) [ 99.994699][ T9] usb 1-1: Cannot retrieve CPort count: -71 [ 100.000755][ T9] es2_ap_driver 1-1:7.0: probe with driver es2_ap_driver failed with error -71 [ 100.010041][ T981] em28xx 2-1:0.0: Audio interface 0 found (Vendor Class) [ 100.043935][ T9] usb 1-1: USB disconnect, device number 3 [ 100.104741][ T5865] usb 4-1: Using ep0 maxpacket: 32 [ 100.113354][ T5865] usb 4-1: config index 0 descriptor too short (expected 156, got 27) [ 100.126905][ T5865] usb 4-1: too many endpoints for config 0 interface 0 altsetting 191: 144, using maximum allowed: 30 [ 100.139096][ T5865] usb 4-1: config 0 interface 0 altsetting 191 endpoint 0x87 has an invalid bInterval 0, changing to 7 [ 100.151319][ T5865] usb 4-1: config 0 interface 0 altsetting 191 has 1 endpoint descriptor, different from the interface descriptor's value: 144 [ 100.164843][ T5865] usb 4-1: config 0 interface 0 has no altsetting 0 [ 100.189488][ T5865] usb 4-1: New USB device found, idVendor=0f11, idProduct=1021, bcdDevice=86.66 [ 100.198898][ T5865] usb 4-1: New USB device strings: Mfr=85, Product=120, SerialNumber=172 [ 100.207638][ T5865] usb 4-1: Product: syz [ 100.211991][ T5865] usb 4-1: Manufacturer: syz [ 100.216841][ T5865] usb 4-1: SerialNumber: syz [ 100.251468][ T5865] usb 4-1: config 0 descriptor?? [ 100.262779][ T5865] ldusb 4-1:0.0: Interrupt out endpoint not found (using control endpoint instead) [ 100.288484][ T5865] ldusb 4-1:0.0: LD USB Device #0 now attached to major 180 minor 0 [ 100.571746][ T981] em28xx 2-1:0.0: unknown em28xx chip ID (0) [ 104.040675][ T981] em28xx 2-1:0.0: Config register raw data: 0xfffffffb [ 104.055329][ T9] usb 4-1: USB disconnect, device number 2 [ 104.068573][ T981] em28xx 2-1:0.0: AC97 chip type couldn't be determined [ 104.078332][ T9] ldusb 4-1:0.0: LD USB Device #0 now disconnected [ 104.085664][ T981] em28xx 2-1:0.0: No AC97 audio processor [ 104.141122][ T981] usb 2-1: USB disconnect, device number 2 [ 104.206255][ T981] em28xx 2-1:0.0: Disconnecting em28xx [ 104.222283][ T981] ================================================================== [ 104.230376][ T981] BUG: KASAN: slab-use-after-free in media_devnode_unregister+0xe2/0xf0 [ 104.238837][ T981] Read of size 4 at addr ffff888143a824f0 by task kworker/0:2/981 [ 104.246656][ T981] [ 104.249008][ T981] CPU: 0 UID: 0 PID: 981 Comm: kworker/0:2 Not tainted syzkaller #0 PREEMPT(full) [ 104.249027][ T981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 104.249037][ T981] Workqueue: usb_hub_wq hub_event [ 104.249057][ T981] Call Trace: [ 104.249067][ T981] [ 104.249074][ T981] dump_stack_lvl+0x189/0x250 [ 104.249088][ T981] ? rcu_is_watching+0x15/0xb0 [ 104.249103][ T981] ? __kasan_check_byte+0x12/0x40 [ 104.249118][ T981] ? __pfx_dump_stack_lvl+0x10/0x10 [ 104.249128][ T981] ? rcu_is_watching+0x15/0xb0 [ 104.249143][ T981] ? lock_release+0x4b/0x3e0 [ 104.249157][ T981] ? __virt_addr_valid+0x1c8/0x5c0 [ 104.249176][ T981] ? __virt_addr_valid+0x4a5/0x5c0 [ 104.249193][ T981] print_report+0xca/0x240 [ 104.249206][ T981] ? media_devnode_unregister+0xe2/0xf0 [ 104.249222][ T981] kasan_report+0x118/0x150 [ 104.249236][ T981] ? media_devnode_unregister+0xe2/0xf0 [ 104.249253][ T981] media_devnode_unregister+0xe2/0xf0 [ 104.249268][ T981] media_device_unregister+0x37c/0x400 [ 104.249283][ T981] ? em28xx_audio_fini+0x59/0x1b0 [ 104.249298][ T981] em28xx_release_resources+0xac/0x240 [ 104.249316][ T981] em28xx_usb_disconnect+0x19f/0x2f0 [ 104.249333][ T981] usb_unbind_interface+0x26e/0x910 [ 104.249349][ T981] ? __pfx_usb_unbind_interface+0x10/0x10 [ 104.249362][ T981] device_release_driver_internal+0x4d9/0x800 [ 104.249381][ T981] bus_remove_device+0x34d/0x410 [ 104.249394][ T981] device_del+0x511/0x8e0 [ 104.249409][ T981] ? __pfx_device_del+0x10/0x10 [ 104.249423][ T981] ? kobject_put+0x446/0x480 [ 104.249436][ T981] usb_disable_device+0x3e9/0x8a0 [ 104.249451][ T981] usb_disconnect+0x330/0x950 [ 104.249469][ T981] hub_event+0x1cf5/0x4a20 [ 104.249489][ T981] ? do_raw_spin_lock+0x121/0x290 [ 104.249507][ T981] ? register_lock_class+0x51/0x320 [ 104.249524][ T981] ? __pfx_hub_event+0x10/0x10 [ 104.249536][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 104.249551][ T981] ? _raw_spin_unlock_irq+0x23/0x50 [ 104.249566][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 104.249579][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 104.249593][ T981] process_scheduled_works+0xae1/0x17b0 [ 104.249613][ T981] ? __pfx_process_scheduled_works+0x10/0x10 [ 104.249630][ T981] worker_thread+0x8a0/0xda0 [ 104.249645][ T981] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 104.249663][ T981] ? __kthread_parkme+0x7b/0x200 [ 104.249679][ T981] kthread+0x711/0x8a0 [ 104.249703][ T981] ? __pfx_worker_thread+0x10/0x10 [ 104.249717][ T981] ? __pfx_kthread+0x10/0x10 [ 104.249734][ T981] ? _raw_spin_unlock_irq+0x23/0x50 [ 104.249749][ T981] ? lockdep_hardirqs_on+0x9c/0x150 [ 104.249766][ T981] ? __pfx_kthread+0x10/0x10 [ 104.249782][ T981] ret_from_fork+0x47c/0x820 [ 104.249796][ T981] ? __pfx_ret_from_fork+0x10/0x10 [ 104.249811][ T981] ? __switch_to_asm+0x39/0x70 [ 104.249823][ T981] ? __switch_to_asm+0x33/0x70 [ 104.249834][ T981] ? __pfx_kthread+0x10/0x10 [ 104.249851][ T981] ret_from_fork_asm+0x1a/0x30 [ 104.249869][ T981] [ 104.249873][ T981] [ 104.546582][ T981] Allocated by task 981: [ 104.550983][ T981] kasan_save_track+0x3e/0x80 [ 104.555747][ T981] __kasan_kmalloc+0x93/0xb0 [ 104.560420][ T981] __kmalloc_cache_noprof+0x3d5/0x6f0 [ 104.566007][ T981] __media_device_register+0x58/0x280 [ 104.571541][ T981] em28xx_usb_probe+0x1764/0x2a20 [ 104.576599][ T981] usb_probe_interface+0x665/0xc30 [ 104.581897][ T981] really_probe+0x26d/0x9e0 [ 104.586978][ T981] __driver_probe_device+0x18c/0x2f0 [ 104.592927][ T981] driver_probe_device+0x4f/0x430 [ 104.598090][ T981] __device_attach_driver+0x2ce/0x530 [ 104.603484][ T981] bus_for_each_drv+0x24e/0x2e0 [ 104.608366][ T981] __device_attach+0x2b8/0x400 [ 104.613318][ T981] bus_probe_device+0x185/0x260 [ 104.618191][ T981] device_add+0x7b6/0xb50 [ 104.622546][ T981] usb_set_configuration+0x1a87/0x20e0 [ 104.628154][ T981] usb_generic_driver_probe+0x8d/0x150 [ 104.633736][ T981] usb_probe_device+0x1c1/0x390 [ 104.638697][ T981] really_probe+0x26d/0x9e0 [ 104.643248][ T981] __driver_probe_device+0x18c/0x2f0 [ 104.648798][ T981] driver_probe_device+0x4f/0x430 [ 104.653997][ T981] __device_attach_driver+0x2ce/0x530 [ 104.659486][ T981] bus_for_each_drv+0x24e/0x2e0 [ 104.664538][ T981] __device_attach+0x2b8/0x400 [ 104.669354][ T981] bus_probe_device+0x185/0x260 [ 104.674214][ T981] device_add+0x7b6/0xb50 [ 104.678638][ T981] usb_new_device+0xa39/0x16f0 [ 104.683431][ T981] hub_event+0x2958/0x4a20 [ 104.687856][ T981] process_scheduled_works+0xae1/0x17b0 [ 104.693421][ T981] worker_thread+0x8a0/0xda0 [ 104.698109][ T981] kthread+0x711/0x8a0 [ 104.702180][ T981] ret_from_fork+0x47c/0x820 [ 104.707114][ T981] ret_from_fork_asm+0x1a/0x30 [ 104.711873][ T981] [ 104.714292][ T981] Freed by task 981: [ 104.718195][ T981] kasan_save_track+0x3e/0x80 [ 104.722873][ T981] __kasan_save_free_info+0x46/0x50 [ 104.728086][ T981] __kasan_slab_free+0x5b/0x80 [ 104.732888][ T981] kfree+0x199/0x6d0 [ 104.736791][ T981] media_devnode_release+0x61/0xa0 [ 104.741974][ T981] device_release+0x99/0x1c0 [ 104.746679][ T981] kobject_put+0x228/0x480 [ 104.751135][ T981] media_devnode_unregister+0x6d/0xf0 [ 104.756540][ T981] media_device_unregister+0x37c/0x400 [ 104.762150][ T981] em28xx_release_resources+0xac/0x240 [ 104.767730][ T981] em28xx_usb_disconnect+0x19f/0x2f0 [ 104.773047][ T981] usb_unbind_interface+0x26e/0x910 [ 104.778499][ T981] device_release_driver_internal+0x4d9/0x800 [ 104.784597][ T981] bus_remove_device+0x34d/0x410 [ 104.789652][ T981] device_del+0x511/0x8e0 [ 104.794015][ T981] usb_disable_device+0x3e9/0x8a0 [ 104.799048][ T981] usb_disconnect+0x330/0x950 [ 104.803823][ T981] hub_event+0x1cf5/0x4a20 [ 104.808254][ T981] process_scheduled_works+0xae1/0x17b0 [ 104.813896][ T981] worker_thread+0x8a0/0xda0 [ 104.818515][ T981] kthread+0x711/0x8a0 [ 104.822608][ T981] ret_from_fork+0x47c/0x820 [ 104.827261][ T981] ret_from_fork_asm+0x1a/0x30 [ 104.832064][ T981] [ 104.834407][ T981] The buggy address belongs to the object at ffff888143a82000 [ 104.834407][ T981] which belongs to the cache kmalloc-2k of size 2048 [ 104.848557][ T981] The buggy address is located 1264 bytes inside of [ 104.848557][ T981] freed 2048-byte region [ffff888143a82000, ffff888143a82800) [ 104.863164][ T981] [ 104.865505][ T981] The buggy address belongs to the physical page: [ 104.871940][ T981] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0xffff888143a80000 pfn:0x143a80 [ 104.882116][ T981] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 [ 104.890721][ T981] flags: 0x57ff00000000240(workingset|head|node=1|zone=2|lastcpupid=0x7ff) [ 104.899383][ T981] page_type: f5(slab) [ 104.903390][ T981] raw: 057ff00000000240 ffff88801a842000 ffffea00050ea410 ffffea00050faa10 [ 104.911996][ T981] raw: ffff888143a80000 0000000000080007 00000000f5000000 0000000000000000 [ 104.920680][ T981] head: 057ff00000000240 ffff88801a842000 ffffea00050ea410 ffffea00050faa10 [ 104.929408][ T981] head: ffff888143a80000 0000000000080007 00000000f5000000 0000000000000000 [ 104.938125][ T981] head: 057ff00000000003 ffffea00050ea001 00000000ffffffff 00000000ffffffff [ 104.946810][ T981] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008 [ 104.955485][ T981] page dumped because: kasan: bad access detected [ 104.962010][ T981] page_owner tracks the page as allocated [ 104.967870][ T981] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 3717114739, free_ts 0 [ 104.987529][ T981] post_alloc_hook+0x240/0x2a0 [ 104.992322][ T981] get_page_from_freelist+0x21e4/0x22c0 [ 104.997881][ T981] __alloc_frozen_pages_noprof+0x181/0x370 [ 105.003832][ T981] alloc_pages_mpol+0x232/0x4a0 [ 105.008702][ T981] allocate_slab+0x8a/0x330 [ 105.013235][ T981] ___slab_alloc+0xbd1/0x13f0 [ 105.017948][ T981] __slab_alloc+0x55/0xa0 [ 105.022389][ T981] __kmalloc_cache_noprof+0x411/0x6f0 [ 105.027774][ T981] acpi_ds_create_walk_state+0xd9/0x270 [ 105.033616][ T981] acpi_ps_execute_method+0x220/0x7c0 [ 105.039107][ T981] acpi_ns_evaluate+0x5a6/0xa20 [ 105.043988][ T981] acpi_evaluate_object+0x53f/0xa10 [ 105.049290][ T981] acpi_evaluate_integer+0xfc/0x270 [ 105.054540][ T981] acpi_bus_get_status+0x14a/0x380 [ 105.059727][ T981] acpi_add_single_object+0x391/0x1a20 [ 105.065277][ T981] acpi_bus_check_add+0x349/0x820 [ 105.070326][ T981] page_owner free stack trace missing [ 105.075749][ T981] [ 105.078134][ T981] Memory state around the buggy address: [ 105.083795][ T981] ffff888143a82380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 105.091996][ T981] ffff888143a82400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 105.100125][ T981] >ffff888143a82480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 105.108243][ T981] ^ [ 105.115975][ T981] ffff888143a82500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 105.124066][ T981] ffff888143a82580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 105.132140][ T981] ================================================================== [ 105.214799][ T981] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 105.222073][ T981] CPU: 0 UID: 0 PID: 981 Comm: kworker/0:2 Not tainted syzkaller #0 PREEMPT(full) [ 105.231480][ T981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 [ 105.241578][ T981] Workqueue: usb_hub_wq hub_event [ 105.246659][ T981] Call Trace: [ 105.250117][ T981] [ 105.253102][ T981] dump_stack_lvl+0x99/0x250 [ 105.257733][ T981] ? __asan_memcpy+0x40/0x70 [ 105.262360][ T981] ? __pfx_dump_stack_lvl+0x10/0x10 [ 105.267598][ T981] ? __pfx__printk+0x10/0x10 [ 105.272235][ T981] vpanic+0x237/0x6d0 [ 105.276262][ T981] ? __pfx_vpanic+0x10/0x10 [ 105.280867][ T981] ? preempt_schedule+0xae/0xc0 [ 105.285844][ T981] ? __pfx_preempt_schedule+0x10/0x10 [ 105.291236][ T981] panic+0xb9/0xc0 [ 105.294968][ T981] ? __pfx_panic+0x10/0x10 [ 105.299927][ T981] ? _raw_spin_unlock_irqrestore+0xfd/0x110 [ 105.306043][ T981] ? media_devnode_unregister+0xe2/0xf0 [ 105.311633][ T981] check_panic_on_warn+0x89/0xb0 [ 105.316769][ T981] ? media_devnode_unregister+0xe2/0xf0 [ 105.322364][ T981] end_report+0x78/0x160 [ 105.326652][ T981] kasan_report+0x129/0x150 [ 105.331197][ T981] ? media_devnode_unregister+0xe2/0xf0 [ 105.336762][ T981] media_devnode_unregister+0xe2/0xf0 [ 105.342773][ T981] media_device_unregister+0x37c/0x400 [ 105.348396][ T981] ? em28xx_audio_fini+0x59/0x1b0 [ 105.353654][ T981] em28xx_release_resources+0xac/0x240 [ 105.359161][ T981] em28xx_usb_disconnect+0x19f/0x2f0 [ 105.364496][ T981] usb_unbind_interface+0x26e/0x910 [ 105.369824][ T981] ? __pfx_usb_unbind_interface+0x10/0x10 [ 105.375582][ T981] device_release_driver_internal+0x4d9/0x800 [ 105.381764][ T981] bus_remove_device+0x34d/0x410 [ 105.386706][ T981] device_del+0x511/0x8e0 [ 105.391074][ T981] ? __pfx_device_del+0x10/0x10 [ 105.396047][ T981] ? kobject_put+0x446/0x480 [ 105.400745][ T981] usb_disable_device+0x3e9/0x8a0 [ 105.405785][ T981] usb_disconnect+0x330/0x950 [ 105.410483][ T981] hub_event+0x1cf5/0x4a20 [ 105.414997][ T981] ? do_raw_spin_lock+0x121/0x290 [ 105.420046][ T981] ? register_lock_class+0x51/0x320 [ 105.425263][ T981] ? __pfx_hub_event+0x10/0x10 [ 105.430039][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 105.435853][ T981] ? _raw_spin_unlock_irq+0x23/0x50 [ 105.441078][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 105.447201][ T981] ? process_scheduled_works+0x9ef/0x17b0 [ 105.453088][ T981] process_scheduled_works+0xae1/0x17b0 [ 105.458679][ T981] ? __pfx_process_scheduled_works+0x10/0x10 [ 105.464693][ T981] worker_thread+0x8a0/0xda0 [ 105.469405][ T981] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 105.475787][ T981] ? __kthread_parkme+0x7b/0x200 [ 105.480763][ T981] kthread+0x711/0x8a0 [ 105.484936][ T981] ? __pfx_worker_thread+0x10/0x10 [ 105.490159][ T981] ? __pfx_kthread+0x10/0x10 [ 105.494874][ T981] ? _raw_spin_unlock_irq+0x23/0x50 [ 105.500095][ T981] ? lockdep_hardirqs_on+0x9c/0x150 [ 105.505394][ T981] ? __pfx_kthread+0x10/0x10 [ 105.510127][ T981] ret_from_fork+0x47c/0x820 [ 105.514753][ T981] ? __pfx_ret_from_fork+0x10/0x10 [ 105.519898][ T981] ? __switch_to_asm+0x39/0x70 [ 105.524772][ T981] ? __switch_to_asm+0x33/0x70 [ 105.529680][ T981] ? __pfx_kthread+0x10/0x10 [ 105.534511][ T981] ret_from_fork_asm+0x1a/0x30 [ 105.539495][ T981] [ 105.542919][ T981] Kernel Offset: disabled [ 105.547285][ T981] Rebooting in 86400 seconds..