last executing test programs: 2.979581647s ago: executing program 1 (id=422): symlinkat(&(0x7f0000000180)='.\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./file7\x00', 0x1ac) renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file0\x00', 0xffffffffffffff9c, &(0x7f0000000000)='./file7/file0\x00', 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file7/file0\x00', 0x101000, 0x0) getdents64(r0, &(0x7f0000000240)=""/157, 0x21) getdents(r0, 0x0, 0x0) 2.612671198s ago: executing program 2 (id=425): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x2002, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, r2, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x7c, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_SET_SREGS(r2, 0x4138ae84, &(0x7f0000000480)={{0x2, 0xdddd1000, 0x4, 0x9, 0xfd, 0xe4, 0x40, 0x7, 0x0, 0x2b, 0x16}, {0x200000, 0x3000, 0x3, 0x0, 0x40, 0x5, 0x7d, 0x6, 0x5, 0x3, 0x3, 0xb5}, {0xeeef0000, 0xf000, 0xe, 0x5, 0x3, 0x7, 0x0, 0x9, 0x1, 0xa8, 0x4, 0x2}, {0x80a0000, 0xeeee0000, 0x9, 0xff, 0x4, 0x42, 0xb, 0xff, 0x8, 0x7, 0xe}, {0x4, 0xdddd9000, 0x2, 0x3, 0x3, 0x9, 0xab, 0x80, 0x7, 0x2, 0xdb}, {0x60000, 0x100000, 0xc, 0x7, 0xb1, 0x9, 0x21, 0x81, 0x80, 0xff, 0x1, 0x7}, {0x5000, 0x8000000, 0x4, 0x1, 0x2, 0x5, 0x7, 0x3, 0x5, 0x81, 0x1, 0x70}, {0x70000, 0x4000, 0x9, 0x5, 0xf, 0x7, 0xc, 0x34, 0x2, 0xc, 0xb0, 0x9}, {0x10000, 0x1000}, {0x2000, 0x5}, 0x80000031, 0x0, 0x2000, 0x2024, 0x8, 0x500, 0x3000, [0x0, 0x4, 0x80, 0xfff]}) 2.418466701s ago: executing program 1 (id=429): openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x184) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x181) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000042, 0x0, 0x1, 0x0, 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]}) name_to_handle_at(0xffffffffffffff9c, &(0x7f0000000040)='./file0/file1\x00', 0x0, 0x0, 0x1000) 2.14484983s ago: executing program 1 (id=433): syz_mount_image$fuse(0x0, 0x0, 0x283016, 0x0, 0x13, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xe0) syz_mount_image$fuse(0x0, &(0x7f00000001c0)='./file1\x00', 0x1810090, 0x0, 0x1, 0x0, 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000140), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f0000000380)='./bus\x00') r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x18}) fstat(r0, &(0x7f0000000280)) 2.096089371s ago: executing program 2 (id=434): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x8000, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r0, 0x0, 0x0) statx(0xffffffffffffffff, 0x0, 0x6400, 0x2, 0x0) 1.975841218s ago: executing program 4 (id=436): openat(0xffffffffffffff9c, &(0x7f0000000440)='./file1\x00', 0x103a42, 0x32) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x61) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x3000009, 0x0, 0x1, 0x0, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) madvise(&(0x7f0000001000/0x3000)=nil, 0x3000, 0x1) mount$overlay(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000040), 0x8, &(0x7f0000000a80)={[{@upperdir={'upperdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x80}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000240)='proc\x00', 0x4000, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x40082, 0x17) write(r0, &(0x7f0000000000)='3', 0x4e) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$sock_buf(r1, 0x1, 0x47, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0/file1\x00', 0x1, 0x25c) 1.798614577s ago: executing program 2 (id=437): syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000fe6000/0x18000)=nil, &(0x7f0000000200)=[@textreal={0x8, &(0x7f0000000000)="0f20e06635400000000f22e00f237e3e660f124bfab853058ec80f01ca0f20d86635080000000f22d80f01cad838ddeff20f58f3", 0xfffffffffffffe3c}], 0x1, 0x2, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x32, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0xa, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xfffffffe}, 0x94) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff7000/0x1000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x2000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000000000/0x400000)=nil, &(0x7f0000d1a000/0x4000)=nil, &(0x7f0000ffa000/0x4000)=nil, &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x840) r0 = io_uring_setup(0x4fee, &(0x7f0000000040)={0x0, 0x3cb1, 0x1c080, 0xa, 0x20002f7}) io_uring_enter(r0, 0x2219, 0x7721, 0x16, 0x0, 0x0) 1.798470777s ago: executing program 0 (id=438): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000080)='sysfs\x00', 0x1214040, 0x0) mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0x0, &(0x7f00000003c0)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f}) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x4a) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000000)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') setxattr$trusted_overlay_origin(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000200), 0x0, 0x0, 0x3) 1.740359819s ago: executing program 3 (id=439): symlinkat(&(0x7f0000000180)='.\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./file7\x00', 0x1ac) renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file0\x00', 0xffffffffffffff9c, &(0x7f0000000000)='./file7/file0\x00', 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file7/file0\x00', 0x101000, 0x0) getdents64(r0, &(0x7f0000000240)=""/157, 0x21) getdents(r0, 0x0, 0x0) 1.602290639s ago: executing program 1 (id=440): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000680), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x2) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000080)={0x26e8, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000300)=[@text64={0x40, 0x0}], 0x1, 0x21, 0x0, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000001c0)=[@textreal={0x8, 0x0}], 0x1, 0x4d, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000640)={0x0, 0x23ad697ddad057f0}) setsockopt$inet_mreq(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000000)={@multicast1=0xe0000300, @local}, 0x8) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) 1.559869429s ago: executing program 2 (id=441): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x1b, &(0x7f0000000040)=0x1, 0x4) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e22, 0xffffffff, @local, 0x2}, 0x1c) listen(r0, 0xfff) syz_emit_ethernet(0x4a, &(0x7f0000003540)={@local, @multicast, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, "ff00f5", 0x14, 0x6, 0x0, @dev={0xfe, 0x80, '\x00', 0x34}, @local, {[], {{0x2, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0x5, 0xc2, 0xffff}}}}}}}, 0x0) 1.539869473s ago: executing program 4 (id=442): syz_mount_image$iso9660(&(0x7f0000000500), &(0x7f0000000540)='./bus\x00', 0x800040, &(0x7f0000000000)=ANY=[], 0x1, 0x57a, &(0x7f0000000b00)="$eJzs3e1u01gawPHHpVFLVkJod4VQt8DZwkpF6hYngaCIT17nJPWS2JHtoPbLriraoooAEsxI0C+oHwbNq+Ya5utcxGiuYu4CzR1MRz52IG3z0mnTpmL+v2jGbyfnPMex/OA0PhYAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACCWW7XtgiUNz2+vqsHcahg0h2zv1nd732RIuyJW8p/MzsrVdNXVv3/cfCX534LMp0vzMptMZmXnL1cuP/jb9FT3/UMCOhOv3uw8Xe90Nl9OOpAJqeuHEgVe06lr5UWBqpTL9p2VWqRqXkNHa1Gsm8oNtRMHoVp0b6tCpVJSenktaPv1qtPQ3ZX3/1207bL6Ip9+3v6d/y5H7orXaHh+3ZRJNidl7icH4kMvVrF2mkptbXc2S4OC280Oj6RQYVRPkkLFUYWKdrFYKBSLhfK9yr37tj19aIV9gBwqMfmDFpM1ztM3cCJTWf6XhnjiS1tWRfV9uVKVUAJpDtie6eb/f93RQ9vtzf/dLH/14+Y5Mfn/erp0fVD+HxDLH37NJNVn87/t7e0d4T2X/pHG9kZ25KmsS0c6sikvxxXRGF9dp1F3XbT44kkkgXjSFMesUdkaJRUpS1ls+b+sSE0iUVITTxqiJZI1iSQWbY4oV0LR4sg3EkgoShbFlduipCAVqUhJlGhZljUJpC2+1KUqjqllS7bNfi8N63+3UOEohYpDCpH/cXLjOnUDJ7bXzf8AAAAAAOCTZZlv35Pr/5xcM3Oz0tD2pMMCAAAAAABjZP7yP59McsncNbFqHtf/AAAAAAB8Wixzj50lInm5kc5174TiSwAAAAAAAD4R5u//15OJGXvthlhHuv7PnVmAAAAAAADgxL4cNMb+z2atZUnUmrF++lXCMGfttlZvWc+cZIPz7EL6vgsHa4xrc9alrBIzKU9nS66et7LRLz8Mgvk+m2z1xGH1G+vXOhDA/7o19Ange+kfgHwr/0y71S270d2StnIxW914MC2Oc2kq1qvx58+3X4vp/ld+czor8PhFZ8PEspss7T7LKjw0juLgnSGfmfEWzD0XfUc3zpkbMbJ285ZsbXc27d4PYCp9+1S3rel+bcrldGXa5jtZSBcXspH28/v7P5u0WVh+UOjf+7qJYkZETM+tY/b8ndxMy9xcvJlO+kRR7BtFLok53RfF1uqtvXT/T8nBfTGuKEoD90UWRan3KDhGFAAwKVuDs9DXe+mWg4n/GGe5rVFP8jmY3Y/zzwt5J4tpmcU5c2KdnutzRrdHndHtE+b1Hw89A2lQjk3a/e5DuwXT7g8mkQ9qN5eN0DT7+pePK9efbD7ZfF4slsr2Xdu+V5Sc6UY2IfcAAPoY/YydkSWsu+aqOtm4kZY8cFX91w8/KViWx/JCOrIhS+ZuA/OLg7615nt+hrA04qo13/OEl6URV3X5nge9HL1s6Ww+DAAAzsjCiDx8lPy/NOK6e38uH3513JvLAQDA6dDheysfW9l3zZVKwYlXtAoD96EKvWpdK8+PdeiuOH5dq1YYxIEbNJKZR15VRypqt1pBGKuLItIKIm/VPPldZY9+j3TT8WPPjVoN7URauYEfO26sql7kqlb7Pw0vWtGhqgWhilra9Wqe68Re4KsoaIeuXlYq0rqnoFfVfuzVvGTWV63QazrhmnoUNNpNrao6ckOvFQdphd22PL8WhE1T7fKkdzYAAOfEqzc7T9c7nc2Xpzgz6T4CAID9yNIAAAAAAAAAAAAAAAAAAAAAAJx/Q+7bc2rjvRFwRs7gXsMxhXo+wvizzrwVkWzN3lvpPWy6g06fWusXJt33czMz4RMTgFP3ewAAAP//EcxCWQ==") openat(0xffffffffffffff9c, &(0x7f0000000440)='./file1\x00', 0x42, 0x0) 1.474078137s ago: executing program 2 (id=443): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000800), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000600)={0x90, 0x0, 0x4000000000000, {0x0, 0x1fffffffe, 0x8, 0x6, 0x8, 0x1, {0x1, 0x8010001, 0x4d0, 0x40d, 0x6, 0x0, 0xed1, 0x2, 0x5, 0xc000, 0x7ff, r2, r3, 0x3d5, 0x20000002}}}, 0x0, 0x0, 0x0, 0x0, 0x0}) write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x26, 0x5, 0x61001838, 0x0, 0xfffc, 0x6, 0x5d2186cc, 0x0, 0x0, 0x1, 0x10001}}, 0x50) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)={0xa0, 0x0, 0x7, {{0x1000000000000002, 0x4, 0xfffffffffffffffe, 0x5, 0xfffffff8, 0x8003, {0x1000000002, 0x1, 0x5, 0x40000003, 0xfffffffffffffff7, 0x5, 0xfffffffb, 0x8, 0xfd55, 0x8000, 0x5, r2, 0x0, 0x1, 0xfffffdff}}, {0x0, 0x6}}}, 0x0, 0x0}) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000400)='./file0/file1\x00', 0x40, 0x83) fsync(r4) 1.352123904s ago: executing program 3 (id=444): sigaltstack(&(0x7f0000002080)={0x0, 0x2}, 0x0) 1.328254789s ago: executing program 0 (id=445): seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x7, &(0x7f0000000240)={0x1, &(0x7f0000000100)=[{0x6, 0x85, 0x7, 0x7ffc0001}]}) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x842, 0x22) sync_file_range(r0, 0x889, 0x8, 0x2) 1.28236247s ago: executing program 4 (id=446): r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='setgroups\x00') r1 = fanotify_init(0x1, 0x800) fanotify_mark(r1, 0x1, 0x40001019, r0, 0x0) read$FUSE(r0, &(0x7f0000000500)={0x2020}, 0x2020) 1.14421072s ago: executing program 3 (id=447): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x8000, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r0, 0x0, 0x0) statx(0xffffffffffffffff, 0x0, 0x6400, 0x2, 0x0) 1.092943021s ago: executing program 0 (id=448): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./sys/module/sctp/parameters/no_checksums\x00', 0x1, 0x0) write$P9_RREADDIR(r0, &(0x7f0000000200)={0x4e, 0x29, 0x1, {0x1004}}, 0xb) 1.012332949s ago: executing program 4 (id=449): mmap(&(0x7f0000001000/0xc00000)=nil, 0xc00000, 0x0, 0x3032, 0xffffffffffffffff, 0x0) syz_mount_image$msdos(&(0x7f0000000200), &(0x7f0000000000)='./file2\x00', 0x2010410, &(0x7f00000002c0)=ANY=[@ANYBLOB='nodots,dmask=00000000000000000000003,usefree,nodots,flush,dots,dots,gid=', @ANYRESHEX=0x0, @ANYBLOB], 0x1, 0x214, &(0x7f0000000840)="$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") creat(&(0x7f0000000040)='./bus\x00', 0x20) mount(&(0x7f0000000480)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x801400, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x44600, 0x2) preadv2(r0, &(0x7f00000008c0)=[{&(0x7f0000001200)=""/4096, 0x1000}], 0x1, 0x8000, 0x9, 0xb) 876.005859ms ago: executing program 3 (id=450): syz_mount_image$fuse(0x0, 0x0, 0x283016, 0x0, 0x13, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xe0) syz_mount_image$fuse(0x0, &(0x7f00000001c0)='./file1\x00', 0x1810090, 0x0, 0x1, 0x0, 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000140), 0x0, &(0x7f0000000080)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f0000000380)='./bus\x00') r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000000)='net_prio.prioidx\x00', 0x275a, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x18}) fstat(r0, &(0x7f0000000280)) 875.887049ms ago: executing program 0 (id=451): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x48241, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x6bf1c2d5adba8c32}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup(r1) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) write$tun(r0, &(0x7f00000002c0)=ANY=[@ANYBLOB="000022f0aaaaaaaaaaaa0180c20000028100380086dd6100070000082c"], 0x46) 796.251266ms ago: executing program 1 (id=452): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./proc\x00', &(0x7f0000000200)='proc\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='./proc/swaps\x00', 0x0, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f000068c000/0xc000)=nil, &(0x7f0000817000/0x1000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) r0 = io_uring_setup(0x7, &(0x7f0000000040)={0x0, 0xc8a1, 0xc000, 0x8, 0xc1}) bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x12, 0x3, 0x0, &(0x7f0000000240)='syzkaller\x00', 0x80000000, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x2e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="16"], 0x50) io_uring_enter(r0, 0x2219, 0x7721, 0x16, 0x0, 0x0) 733.18391ms ago: executing program 4 (id=453): syz_emit_ethernet(0xa6, &(0x7f0000000440)=ANY=[@ANYBLOB="ffffffffffff5aeadd61229e86dd60cb800000700000000000000000ffffac1e0101ff0292f800000000000000000000000104000000000000000502"], 0x0) 624.077504ms ago: executing program 3 (id=454): symlinkat(&(0x7f0000000180)='.\x00', 0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000400)={[{@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./file7\x00', 0x1ac) renameat2(0xffffffffffffff9c, &(0x7f0000000780)='./file0\x00', 0xffffffffffffff9c, &(0x7f0000000000)='./file7/file0\x00', 0x0) r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000140)='./file7/file0\x00', 0x101000, 0x0) getdents64(r0, &(0x7f0000000240)=""/157, 0x21) getdents(r0, 0x0, 0x0) 508.067489ms ago: executing program 4 (id=455): futex(&(0x7f000000cffc)=0x1, 0xd, 0x0, 0x0, 0x0, 0x0) futex(&(0x7f000000cffc)=0x1, 0xd, 0x0, &(0x7f0000000000)={0x77359400}, 0x0, 0x2) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000100)) prlimit64(0x0, 0x0, &(0x7f0000000240)={0x4, 0x80000000}, &(0x7f00000004c0)) socket$inet_tcp(0x2, 0x1, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) 507.895969ms ago: executing program 1 (id=456): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0xc) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x220008d0}, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x80002, 0x0) write(r0, &(0x7f0000000000)='3', 0x4e) clock_gettime(0x0, 0x0) clock_gettime(0x0, 0x0) timerfd_settime(0xffffffffffffffff, 0x2, 0x0, 0x0) mount(0x0, 0x0, &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000200)='hugetlbfs\x00', 0x404e, 0x0) 507.795289ms ago: executing program 0 (id=457): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000080)={0x0, 0x3, 0x0, 0x0}, 0x94) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./cgroup\x00', 0x0, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000180)={0xffffffffffffffff, r0, 0x1, 0x0, @val=@perf_event}, 0x40) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) dup2(0xffffffffffffffff, r1) connect$inet6(r0, 0x0, 0x41) socket(0x2, 0x2, 0x1) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000030c0)=ANY=[], 0xe8}, 0x1, 0x0, 0x0, 0x80}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f0000000240)='proc\x00', 0x4000, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x40082, 0x133) write(r2, &(0x7f0000000000)='3', 0x4e) setns(0xc9, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) setxattr$security_capability(&(0x7f00000001c0)='./cgroup\x00', &(0x7f0000000280), &(0x7f00000002c0)=@v2={0x2000000, [{0x8, 0xfa}, {0x200, 0x80000001}]}, 0x14, 0x0) getsockopt$IPT_SO_GET_INFO(r3, 0x0, 0x40, &(0x7f0000000040)={'nat\x00', 0x0, [0x9, 0x9, 0x5, 0x3, 0x800]}, &(0x7f00000000c0)=0x54) 486.572474ms ago: executing program 2 (id=458): creat(&(0x7f0000000040)='./file0\x00', 0xbcbd6e85ab1f5544) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000100)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x8000}, 0x2c, {}, 0x2c, {}, 0x2c, {[{@allow_other}]}}) execve(&(0x7f0000000000)='./file0\x00', 0x0, 0x0) 118.401575ms ago: executing program 3 (id=459): r0 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e22, @empty}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x4e22, @local}, 0x10) 0s ago: executing program 0 (id=460): mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000100)='proc\x00', 0x8000, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/thread-self/fail-nth\x00', 0x2, 0x0) write(r0, &(0x7f0000000000), 0x0) statx(0xffffffffffffffff, 0x0, 0x6400, 0x2, 0x0) kernel console output (not intermixed with test programs): Warning: Permanently added '10.128.10.8' (ED25519) to the list of known hosts. [ 73.194618][ T4258] cgroup: Unknown subsys name 'net' [ 73.302966][ T4258] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 75.001226][ T4258] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 76.480934][ T4275] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.488812][ T4275] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 76.498671][ T4277] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 76.506230][ T4277] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 76.513678][ T4277] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 76.522581][ T4281] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 76.530243][ T4281] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 76.538179][ T4281] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 76.545615][ T4281] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 76.555267][ T4281] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 76.562675][ T4281] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 76.570862][ T4281] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 76.578610][ T4281] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 76.586283][ T4281] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 76.593350][ T4281] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 76.600631][ T4281] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 76.608662][ T4281] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 76.619471][ T49] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 76.624505][ T4282] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 76.669895][ T4273] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 76.677323][ T4273] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 76.700883][ T4282] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 76.708662][ T4282] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 76.716188][ T4282] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 76.752240][ T4282] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 76.764516][ T4282] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 76.773546][ T4282] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 76.782470][ T4282] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 76.790213][ T4282] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 76.806314][ T4282] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 77.134525][ T4271] chnl_net:caif_netlink_parms(): no params data found [ 77.215569][ T4272] chnl_net:caif_netlink_parms(): no params data found [ 77.258811][ T4278] chnl_net:caif_netlink_parms(): no params data found [ 77.342714][ T4280] chnl_net:caif_netlink_parms(): no params data found [ 77.361682][ T4271] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.369025][ T4271] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.377691][ T4271] device bridge_slave_0 entered promiscuous mode [ 77.390096][ T4271] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.397259][ T4271] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.405070][ T4271] device bridge_slave_1 entered promiscuous mode [ 77.425649][ T4286] chnl_net:caif_netlink_parms(): no params data found [ 77.470295][ T4271] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.508456][ T4271] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.553054][ T4272] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.560384][ T4272] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.571675][ T4272] device bridge_slave_0 entered promiscuous mode [ 77.585326][ T4278] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.596843][ T4278] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.604867][ T4278] device bridge_slave_0 entered promiscuous mode [ 77.621697][ T4271] team0: Port device team_slave_0 added [ 77.628123][ T4272] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.635257][ T4272] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.644130][ T4272] device bridge_slave_1 entered promiscuous mode [ 77.656160][ T4278] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.663314][ T4278] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.671427][ T4278] device bridge_slave_1 entered promiscuous mode [ 77.690097][ T4271] team0: Port device team_slave_1 added [ 77.760577][ T4271] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 77.767914][ T4271] 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. [ 77.794125][ T4271] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 77.814715][ T4280] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.822019][ T4280] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.834351][ T4280] device bridge_slave_0 entered promiscuous mode [ 77.844960][ T4278] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.857092][ T4272] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 77.867097][ T4271] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 77.874073][ T4271] 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. [ 77.900352][ T4271] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 77.919212][ T4280] bridge0: port 2(bridge_slave_1) entered blocking state [ 77.926450][ T4280] bridge0: port 2(bridge_slave_1) entered disabled state [ 77.934606][ T4280] device bridge_slave_1 entered promiscuous mode [ 77.943755][ T4278] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.957554][ T4272] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 77.973323][ T4286] bridge0: port 1(bridge_slave_0) entered blocking state [ 77.980613][ T4286] bridge0: port 1(bridge_slave_0) entered disabled state [ 77.988953][ T4286] device bridge_slave_0 entered promiscuous mode [ 78.029157][ T4286] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.036629][ T4286] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.044878][ T4286] device bridge_slave_1 entered promiscuous mode [ 78.060415][ T4280] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.104327][ T4278] team0: Port device team_slave_0 added [ 78.112513][ T4280] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.125110][ T4272] team0: Port device team_slave_0 added [ 78.133942][ T4272] team0: Port device team_slave_1 added [ 78.144644][ T4271] device hsr_slave_0 entered promiscuous mode [ 78.151827][ T4271] device hsr_slave_1 entered promiscuous mode [ 78.168150][ T4278] team0: Port device team_slave_1 added [ 78.182288][ T4286] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.214122][ T4272] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.221277][ T4272] 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. [ 78.247356][ T4272] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.261655][ T4286] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.293498][ T4272] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.301372][ T4272] 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. [ 78.327500][ T4272] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.353344][ T4280] team0: Port device team_slave_0 added [ 78.363627][ T4278] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.374169][ T4278] 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. [ 78.400481][ T4278] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.421873][ T4286] team0: Port device team_slave_0 added [ 78.429835][ T4280] team0: Port device team_slave_1 added [ 78.437288][ T4286] team0: Port device team_slave_1 added [ 78.458444][ T4278] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.465423][ T4278] 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. [ 78.491604][ T4278] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.535870][ T4280] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.542885][ T4280] 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. [ 78.570339][ T4280] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.612298][ T4280] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.619496][ T4280] 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. [ 78.646011][ T4280] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.657503][ T4285] Bluetooth: hci0: command 0x0409 tx timeout [ 78.657519][ T4282] Bluetooth: hci1: command 0x0409 tx timeout [ 78.674721][ T4286] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.682480][ T4286] 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. [ 78.708646][ T4286] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.734605][ T4272] device hsr_slave_0 entered promiscuous mode [ 78.736493][ T4282] Bluetooth: hci3: command 0x0409 tx timeout [ 78.741488][ T4285] Bluetooth: hci2: command 0x0409 tx timeout [ 78.754631][ T4272] device hsr_slave_1 entered promiscuous mode [ 78.761325][ T4272] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.769386][ T4272] Cannot create hsr debugfs directory [ 78.783445][ T4286] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.792680][ T4286] 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. [ 78.819115][ T4286] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.868371][ T4278] device hsr_slave_0 entered promiscuous mode [ 78.875093][ T4278] device hsr_slave_1 entered promiscuous mode [ 78.882189][ T4278] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.890034][ T4278] Cannot create hsr debugfs directory [ 78.906236][ T4285] Bluetooth: hci4: command 0x0409 tx timeout [ 78.906289][ T4280] device hsr_slave_0 entered promiscuous mode [ 78.919615][ T4280] device hsr_slave_1 entered promiscuous mode [ 78.926512][ T4280] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 78.934096][ T4280] Cannot create hsr debugfs directory [ 79.025444][ T4286] device hsr_slave_0 entered promiscuous mode [ 79.032364][ T4286] device hsr_slave_1 entered promiscuous mode [ 79.039384][ T4286] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 79.047340][ T4286] Cannot create hsr debugfs directory [ 79.311595][ T4271] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.324970][ T4271] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.335685][ T4271] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.349364][ T4271] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.417979][ T4272] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 79.432605][ T4272] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 79.453948][ T4272] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 79.481806][ T4272] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 79.499279][ T4278] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 79.510836][ T4278] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 79.533073][ T4278] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 79.544075][ T4278] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 79.631360][ T4280] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 79.651083][ T4271] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.678148][ T4280] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 79.693556][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 79.703393][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 79.736091][ T4280] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 79.747967][ T4271] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.774199][ T4280] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 79.783311][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 79.793881][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 79.803557][ T76] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.811004][ T76] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.821667][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 79.839309][ T4272] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.853206][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 79.865686][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 79.875314][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.882445][ T4298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.890483][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 79.903364][ T4286] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 79.932175][ T4286] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 79.943153][ T4286] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 79.953026][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 79.988822][ T4286] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 80.001379][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.010471][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.020810][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.030986][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.040214][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.048891][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.058707][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.069330][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.078269][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.102908][ T4272] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.134092][ T4278] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.147831][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.156438][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.171515][ T4271] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.187792][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.200927][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.210638][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.217809][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.225724][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.235523][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.246713][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.253841][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.261713][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.285449][ T4278] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.299791][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.320124][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.386378][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.406798][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.415731][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.433973][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.445269][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.460238][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.471288][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.484448][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.496278][ T4298] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.503411][ T4298] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.512135][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.521901][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.530867][ T4298] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.538037][ T4298] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.551736][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.574817][ T4280] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.582271][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.594512][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.609006][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.634705][ T4272] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 80.647254][ T4272] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 80.669993][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.680474][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.689788][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.700348][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.711518][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.720498][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.737196][ T4285] Bluetooth: hci0: command 0x041b tx timeout [ 80.743270][ T4285] Bluetooth: hci1: command 0x041b tx timeout [ 80.764176][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.775255][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.792654][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.802449][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.816522][ T4285] Bluetooth: hci2: command 0x041b tx timeout [ 80.816861][ T4275] Bluetooth: hci3: command 0x041b tx timeout [ 80.836594][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.845289][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.860554][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.871333][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.889313][ T4280] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.914954][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.938730][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 80.957912][ T4278] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 80.974378][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.983763][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.995888][ T4275] Bluetooth: hci4: command 0x041b tx timeout [ 81.010428][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.017617][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.029185][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.041283][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.054501][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.061742][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.087609][ T4286] 8021q: adding VLAN 0 to HW filter on device bond0 [ 81.116691][ T4286] 8021q: adding VLAN 0 to HW filter on device team0 [ 81.124630][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.142328][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.153281][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.169492][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 81.181283][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 81.192363][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.205421][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.243865][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.252563][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.269176][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.282332][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 81.292596][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 81.307963][ T11] bridge0: port 1(bridge_slave_0) entered blocking state [ 81.315107][ T11] bridge0: port 1(bridge_slave_0) entered forwarding state [ 81.326442][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 81.335352][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 81.349104][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 81.356272][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 81.372513][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.396519][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.405305][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.420398][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.430536][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 81.451173][ T4271] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.469824][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 81.491533][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 81.502328][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 81.513015][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 81.523390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 81.564399][ T4280] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.578922][ T4280] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.603248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.619459][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.629359][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 81.639533][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 81.648883][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.658298][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.684324][ T4272] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.705728][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 81.720893][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 81.731316][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.742905][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.780272][ T4286] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 81.810467][ T4286] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.838836][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 81.860022][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.883760][ T4271] device veth0_vlan entered promiscuous mode [ 81.911222][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.931356][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.984078][ T4271] device veth1_vlan entered promiscuous mode [ 82.004619][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.028178][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.047149][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.069158][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 82.081909][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 82.121213][ T4272] device veth0_vlan entered promiscuous mode [ 82.154481][ T4278] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.181104][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 82.201962][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 82.222691][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 82.248140][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.271691][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.294812][ T4272] device veth1_vlan entered promiscuous mode [ 82.330392][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 82.362446][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 82.381832][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 82.411113][ T4271] device veth0_macvtap entered promiscuous mode [ 82.433642][ T4271] device veth1_macvtap entered promiscuous mode [ 82.468172][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.485189][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.495422][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.543231][ T4271] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.551414][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.560599][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.570714][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.585569][ T4272] device veth0_macvtap entered promiscuous mode [ 82.611443][ T4271] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 82.640431][ T4280] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.649060][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 82.660059][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 82.669682][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.677860][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 82.685333][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 82.694970][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 82.715643][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 82.731814][ T4272] device veth1_macvtap entered promiscuous mode [ 82.744854][ T4271] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.755312][ T4271] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.766071][ T4271] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.774846][ T4271] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 82.816043][ T4275] Bluetooth: hci1: command 0x040f tx timeout [ 82.822407][ T4282] Bluetooth: hci0: command 0x040f tx timeout [ 82.841989][ T4272] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 82.864665][ T4272] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 82.896581][ T4275] Bluetooth: hci3: command 0x040f tx timeout [ 82.902660][ T4275] Bluetooth: hci2: command 0x040f tx timeout [ 82.911136][ T4272] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 82.933813][ T4286] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 82.960698][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 82.972756][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 82.982495][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 82.991759][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 82.999515][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 83.007461][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.016636][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.027371][ T4272] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 83.039360][ T4272] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 83.054045][ T4272] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 83.061101][ T4275] Bluetooth: hci4: command 0x040f tx timeout [ 83.100424][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 83.110717][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 83.145133][ T4272] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.154786][ T4272] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.176378][ T4272] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.185131][ T4272] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 83.257688][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.275564][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.304719][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.318127][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.327353][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.335266][ T76] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.373644][ T4286] device veth0_vlan entered promiscuous mode [ 83.387038][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.396403][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.405438][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.414334][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.429472][ T4280] device veth0_vlan entered promiscuous mode [ 83.450637][ T4286] device veth1_vlan entered promiscuous mode [ 83.468733][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 83.478872][ T4327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 83.502123][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.510352][ T4280] device veth1_vlan entered promiscuous mode [ 83.524456][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.553817][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.562741][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.571375][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.603047][ T4278] device veth0_vlan entered promiscuous mode [ 83.614675][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 83.623792][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 83.633555][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 83.644412][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 83.675423][ T4298] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.689108][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.701392][ T4298] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.702867][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.726855][ T4327] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.734729][ T4327] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.751623][ T4278] device veth1_vlan entered promiscuous mode [ 83.768141][ T4286] device veth0_macvtap entered promiscuous mode [ 83.781472][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 83.792553][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 83.801129][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 83.810006][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 83.818404][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 83.829027][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 83.843793][ T4280] device veth0_macvtap entered promiscuous mode [ 83.868583][ T4286] device veth1_macvtap entered promiscuous mode [ 83.892610][ T4280] device veth1_macvtap entered promiscuous mode [ 83.915679][ T4345] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 83.948599][ T4345] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 83.986003][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 83.996655][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 84.005074][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 84.015083][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 84.028225][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 84.039815][ T4286] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 84.084321][ T4286] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.105029][ T4286] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 84.115671][ T4286] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.120764][ T4354] FAULT_INJECTION: forcing a failure. [ 84.120764][ T4354] name failslab, interval 1, probability 0, space 0, times 1 [ 84.132230][ T4354] CPU: 0 PID: 4354 Comm: syz.0.1 Not tainted syzkaller #0 [ 84.150471][ T4354] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 84.160626][ T4354] Call Trace: [ 84.163961][ T4354] [ 84.166942][ T4354] dump_stack_lvl+0x188/0x24e [ 84.171707][ T4354] ? show_regs_print_info+0x12/0x12 [ 84.176971][ T4354] ? load_image+0x410/0x410 [ 84.181554][ T4354] ? __might_sleep+0xd0/0xd0 [ 84.186236][ T4354] ? __lock_acquire+0x7c40/0x7c40 [ 84.191338][ T4354] should_fail_ex+0x390/0x4c0 [ 84.192212][ T4286] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.196068][ T4354] should_failslab+0x5/0x20 [ 84.196094][ T4354] slab_pre_alloc_hook+0x59/0x300 [ 84.196128][ T4354] kmem_cache_alloc+0x56/0x2f0 [ 84.196161][ T4354] ? getname_flags+0xb7/0x500 [ 84.196189][ T4354] getname_flags+0xb7/0x500 [ 84.196216][ T4354] __x64_sys_statx+0x15c/0x2b0 [ 84.196252][ T4354] ? cp_statx+0x6b0/0x6b0 [ 84.196290][ T4354] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 84.196328][ T4354] ? lock_chain_count+0x20/0x20 [ 84.196369][ T4354] ? lockdep_hardirqs_on+0x94/0x140 [ 84.196404][ T4354] do_syscall_64+0x4c/0xa0 [ 84.196427][ T4354] ? clear_bhb_loop+0x60/0xb0 [ 84.235664][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 84.236517][ T4354] ? clear_bhb_loop+0x60/0xb0 [ 84.236552][ T4354] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 84.236591][ T4354] RIP: 0033:0x7f669759e159 [ 84.242982][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.247477][ T4354] 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 [ 84.247500][ T4354] RSP: 002b:00007f66983fb028 EFLAGS: 00000246 ORIG_RAX: 000000000000014c [ 84.247528][ T4354] RAX: ffffffffffffffda RBX: 00007f6697825fa0 RCX: 00007f669759e159 [ 84.247545][ T4354] RDX: 0000000000006400 RSI: 0000000000000000 RDI: ffffffffffffffff [ 84.247561][ T4354] RBP: 00007f669763506b R08: 0000000000000000 R09: 0000000000000000 [ 84.247578][ T4354] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 [ 84.247592][ T4354] R13: 00007f6697826038 R14: 00007f6697825fa0 R15: 00007ffdf20ac768 [ 84.247658][ T4354] [ 84.252924][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 84.402080][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.412027][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 84.424360][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.437930][ T4280] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 84.451861][ T4278] device veth0_macvtap entered promiscuous mode [ 84.462518][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 84.471662][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 84.480936][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 84.490120][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 84.501431][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 84.510928][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 84.524849][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 84.548193][ T4286] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 84.564052][ T4286] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.575072][ T4286] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 84.586754][ T4286] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.598561][ T4286] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.617349][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 84.644274][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.670024][ T4358] loop0: detected capacity change from 0 to 128 [ 84.685182][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 84.698672][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.741899][ T4280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 84.757143][ T4280] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 84.785747][ T4280] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 84.802985][ T4278] device veth1_macvtap entered promiscuous mode [ 84.818273][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 84.835324][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 84.844657][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 84.858894][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 84.896083][ T4275] Bluetooth: hci1: command 0x0419 tx timeout [ 84.896281][ T4286] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.902178][ T4275] Bluetooth: hci0: command 0x0419 tx timeout [ 84.923494][ T4286] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.937749][ T4286] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.946802][ T4286] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.961601][ T4280] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.973632][ T4280] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.977204][ T4275] Bluetooth: hci2: command 0x0419 tx timeout [ 84.986552][ T4280] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 84.989212][ T4282] Bluetooth: hci3: command 0x0419 tx timeout [ 85.005955][ T4280] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.024907][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 85.039437][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.049812][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 85.061736][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.072022][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 85.082666][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.100282][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 85.111614][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.135962][ T4275] Bluetooth: hci4: command 0x0419 tx timeout [ 85.142163][ T4278] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 85.213446][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 85.231488][ T4364] 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. [ 85.249001][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 85.269994][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 85.283625][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.293623][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 85.305487][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.315459][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 85.327776][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.342754][ T4278] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 85.354229][ T4278] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 85.371112][ T4278] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 85.407710][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 85.427161][ T4345] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 85.478193][ T4278] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.501863][ T4278] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.511894][ T4278] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.526868][ T4278] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 85.701393][ T4345] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.738333][ T4345] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.772632][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.778800][ T4327] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.789057][ T4327] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.811503][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.833689][ T4298] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.857683][ T4298] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.897556][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 85.924743][ T4298] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.941285][ T4298] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.949262][ T4345] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 85.966329][ T4345] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 85.979017][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.994986][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 85.999890][ T4374] overlayfs: failed to resolve './file0': -2 [ 86.062251][ T47] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 86.097257][ T47] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 86.105430][ T4298] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 86.578003][ T22] cfg80211: failed to load regulatory.db [ 87.157231][ T4410] GÂL ˆòf$6 [ 88.034053][ T4434] overlayfs: failed to resolve './file0': -2 [ 88.265486][ T4437] FAULT_INJECTION: forcing a failure. [ 88.265486][ T4437] name failslab, interval 1, probability 0, space 0, times 0 [ 88.324405][ T4437] CPU: 0 PID: 4437 Comm: syz.4.24 Not tainted syzkaller #0 [ 88.331707][ T4437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 88.341802][ T4437] Call Trace: [ 88.345120][ T4437] [ 88.348117][ T4437] dump_stack_lvl+0x188/0x24e [ 88.352849][ T4437] ? show_regs_print_info+0x12/0x12 [ 88.358111][ T4437] ? load_image+0x410/0x410 [ 88.362666][ T4437] ? __might_sleep+0xd0/0xd0 [ 88.367296][ T4437] ? __lock_acquire+0x7c40/0x7c40 [ 88.372391][ T4437] should_fail_ex+0x390/0x4c0 [ 88.377132][ T4437] should_failslab+0x5/0x20 [ 88.381684][ T4437] slab_pre_alloc_hook+0x59/0x300 [ 88.386783][ T4437] kmem_cache_alloc+0x56/0x2f0 [ 88.391765][ T4437] ? getname_flags+0xb7/0x500 [ 88.396490][ T4437] getname_flags+0xb7/0x500 [ 88.401051][ T4437] __x64_sys_statx+0x15c/0x2b0 [ 88.405872][ T4437] ? cp_statx+0x6b0/0x6b0 [ 88.410271][ T4437] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 88.416317][ T4437] ? lock_chain_count+0x20/0x20 [ 88.421243][ T4437] ? lockdep_hardirqs_on+0x94/0x140 [ 88.426509][ T4437] do_syscall_64+0x4c/0xa0 [ 88.430976][ T4437] ? clear_bhb_loop+0x60/0xb0 [ 88.435705][ T4437] ? clear_bhb_loop+0x60/0xb0 [ 88.440515][ T4437] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 88.446470][ T4437] RIP: 0033:0x7f388d19e159 [ 88.450929][ T4437] 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 [ 88.470585][ T4437] RSP: 002b:00007f388e12e028 EFLAGS: 00000246 ORIG_RAX: 000000000000014c [ 88.479048][ T4437] RAX: ffffffffffffffda RBX: 00007f388d425fa0 RCX: 00007f388d19e159 [ 88.487071][ T4437] RDX: 0000000000006400 RSI: 0000000000000000 RDI: ffffffffffffffff [ 88.495093][ T4437] RBP: 00007f388d23506b R08: 0000000000000000 R09: 0000000000000000 [ 88.503116][ T4437] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 [ 88.511129][ T4437] R13: 00007f388d426038 R14: 00007f388d425fa0 R15: 00007ffff7cee578 [ 88.519248][ T4437] [ 88.591563][ T4450] loop1: detected capacity change from 0 to 128 [ 88.813676][ T4453] GÂL ˆ [ 89.741058][ T4486] overlayfs: failed to resolve './file0': -2 [ 90.162768][ T4496] kvm: emulating exchange as write [ 90.348989][ T4512] GÂL ˆ [ 90.971047][ T4526] overlayfs: failed to resolve './file0': -2 [ 91.090073][ T4530] overlayfs: missing 'lowerdir' [ 91.807037][ T4552] GÂL ˆ [ 91.904660][ T4556] overlayfs: failed to resolve './file0': -2 [ 92.267225][ T4566] overlayfs: missing 'lowerdir' [ 93.121529][ T4594] overlayfs: failed to resolve './file0': -2 [ 93.152347][ T4599] GÂL ˆòf$ [ 93.369221][ T4606] overlayfs: missing 'lowerdir' [ 93.447572][ T4608] loop4: detected capacity change from 0 to 128 [ 94.026697][ T4631] GÂL ˆòf [ 94.082178][ T4634] overlayfs: failed to resolve './file1': -2 [ 94.354821][ T4644] overlayfs: missing 'lowerdir' [ 94.785699][ T4660] loop2: detected capacity change from 0 to 128 [ 94.998976][ T4668] overlayfs: failed to resolve './file1': -2 [ 95.027366][ T4667] FAULT_INJECTION: forcing a failure. [ 95.027366][ T4667] name failslab, interval 1, probability 0, space 0, times 0 [ 95.072598][ T4667] CPU: 1 PID: 4667 Comm: syz.1.104 Not tainted syzkaller #0 [ 95.079977][ T4667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 95.090077][ T4667] Call Trace: [ 95.093396][ T4667] [ 95.096367][ T4667] dump_stack_lvl+0x188/0x24e [ 95.101136][ T4667] ? show_regs_print_info+0x12/0x12 [ 95.106642][ T4667] ? load_image+0x410/0x410 [ 95.111509][ T4667] ? __might_sleep+0xd0/0xd0 [ 95.116151][ T4667] ? __lock_acquire+0x7c40/0x7c40 [ 95.121243][ T4667] should_fail_ex+0x390/0x4c0 [ 95.125984][ T4667] should_failslab+0x5/0x20 [ 95.130537][ T4667] slab_pre_alloc_hook+0x59/0x300 [ 95.135616][ T4667] ? call_usermodehelper_setup+0x8a/0x260 [ 95.141404][ T4667] __kmem_cache_alloc_node+0x4f/0x270 [ 95.146837][ T4667] ? call_usermodehelper_setup+0x8a/0x260 [ 95.152620][ T4667] kmalloc_trace+0x26/0xe0 [ 95.157082][ T4667] call_usermodehelper_setup+0x8a/0x260 [ 95.162700][ T4667] ? __request_module+0xa00/0xa00 [ 95.167789][ T4667] __request_module+0x406/0xa00 [ 95.172702][ T4667] ? copy_regset_to_user+0x1f0/0x1f0 [ 95.178050][ T4667] ? __lock_acquire+0x7c40/0x7c40 [ 95.183138][ T4667] ? rcu_read_unlock+0x8c/0xa0 [ 95.187968][ T4667] inet_create+0x3e0/0xf60 [ 95.192444][ T4667] ? inet_create+0x9e/0xf60 [ 95.197046][ T4667] __sock_create+0x49a/0x940 [ 95.201699][ T4667] __sys_socket+0xc4/0x190 [ 95.206436][ T4667] __x64_sys_socket+0x76/0x80 [ 95.211278][ T4667] do_syscall_64+0x4c/0xa0 [ 95.215736][ T4667] ? clear_bhb_loop+0x60/0xb0 [ 95.220452][ T4667] ? clear_bhb_loop+0x60/0xb0 [ 95.225191][ T4667] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 95.231434][ T4667] RIP: 0033:0x7f48dbd9e159 [ 95.235972][ T4667] 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 [ 95.255613][ T4667] RSP: 002b:00007f48dcc29028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 95.264091][ T4667] RAX: ffffffffffffffda RBX: 00007f48dc025fa0 RCX: 00007f48dbd9e159 [ 95.272105][ T4667] RDX: 0000000000000008 RSI: 0000000000000002 RDI: 0000000000000002 [ 95.280200][ T4667] RBP: 00007f48dbe3506b R08: 0000000000000000 R09: 0000000000000000 [ 95.288199][ T4667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.296225][ T4667] R13: 00007f48dc026038 R14: 00007f48dc025fa0 R15: 00007fff01f1e278 [ 95.304605][ T4667] [ 95.506307][ T4683] overlayfs: missing 'lowerdir' [ 96.230576][ T4703] overlayfs: failed to resolve './file1': -2 [ 96.250867][ T4706] loop2: detected capacity change from 0 to 128 [ 96.489041][ T4714] overlayfs: missing 'lowerdir' [ 96.669578][ T4722] FAULT_INJECTION: forcing a failure. [ 96.669578][ T4722] name failslab, interval 1, probability 0, space 0, times 0 [ 96.743375][ T4722] CPU: 1 PID: 4722 Comm: syz.2.125 Not tainted syzkaller #0 [ 96.750751][ T4722] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 96.760866][ T4722] Call Trace: [ 96.764188][ T4722] [ 96.767157][ T4722] dump_stack_lvl+0x188/0x24e [ 96.771899][ T4722] ? show_regs_print_info+0x12/0x12 [ 96.777143][ T4722] ? load_image+0x410/0x410 [ 96.781706][ T4722] ? __might_sleep+0xd0/0xd0 [ 96.786343][ T4722] ? __lock_acquire+0x7c40/0x7c40 [ 96.791427][ T4722] should_fail_ex+0x390/0x4c0 [ 96.796159][ T4722] should_failslab+0x5/0x20 [ 96.800707][ T4722] slab_pre_alloc_hook+0x59/0x300 [ 96.805782][ T4722] ? call_usermodehelper_setup+0x8a/0x260 [ 96.811742][ T4722] __kmem_cache_alloc_node+0x4f/0x270 [ 96.817342][ T4722] ? call_usermodehelper_setup+0x8a/0x260 [ 96.823122][ T4722] kmalloc_trace+0x26/0xe0 [ 96.827586][ T4722] call_usermodehelper_setup+0x8a/0x260 [ 96.833186][ T4722] ? __request_module+0xa00/0xa00 [ 96.838356][ T4722] __request_module+0x406/0xa00 [ 96.843357][ T4722] ? copy_regset_to_user+0x1f0/0x1f0 [ 96.848785][ T4722] ? __lock_acquire+0x7c40/0x7c40 [ 96.853896][ T4722] ? rcu_read_unlock+0x8c/0xa0 [ 96.858721][ T4722] inet_create+0x3e0/0xf60 [ 96.863168][ T4722] ? inet_create+0x9e/0xf60 [ 96.867788][ T4722] __sock_create+0x49a/0x940 [ 96.872442][ T4722] __sys_socket+0xc4/0x190 [ 96.876896][ T4722] __x64_sys_socket+0x76/0x80 [ 96.881616][ T4722] do_syscall_64+0x4c/0xa0 [ 96.886054][ T4722] ? clear_bhb_loop+0x60/0xb0 [ 96.890758][ T4722] ? clear_bhb_loop+0x60/0xb0 [ 96.895486][ T4722] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 96.901444][ T4722] RIP: 0033:0x7f7bf459e159 [ 96.906420][ T4722] 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 [ 96.926077][ T4722] RSP: 002b:00007f7bf5480028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 96.934530][ T4722] RAX: ffffffffffffffda RBX: 00007f7bf4825fa0 RCX: 00007f7bf459e159 [ 96.942527][ T4722] RDX: 0000000000000008 RSI: 0000000000000002 RDI: 0000000000000002 [ 96.950544][ T4722] RBP: 00007f7bf463506b R08: 0000000000000000 R09: 0000000000000000 [ 96.958805][ T4722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 96.966821][ T4722] R13: 00007f7bf4826038 R14: 00007f7bf4825fa0 R15: 00007ffc0f9a2748 [ 96.974832][ T4722] [ 97.632723][ T4747] loop0: detected capacity change from 0 to 128 [ 97.686543][ T27] audit: type=1804 audit(1790610138.085:2): pid=4747 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.135" name="/newroot/30/file2/bus" dev="loop0" ino=1048600 res=1 errno=0 [ 97.736049][ T4749] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 97.758261][ T27] audit: type=1800 audit(1790610138.085:3): pid=4747 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.135" name="bus" dev="loop0" ino=1048600 res=0 errno=0 [ 97.794156][ T4749] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 98.524226][ T4771] FAULT_INJECTION: forcing a failure. [ 98.524226][ T4771] name failslab, interval 1, probability 0, space 0, times 0 [ 98.601111][ T4771] CPU: 0 PID: 4771 Comm: syz.1.145 Not tainted syzkaller #0 [ 98.608482][ T4771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 98.618579][ T4771] Call Trace: [ 98.621895][ T4771] [ 98.624879][ T4771] dump_stack_lvl+0x188/0x24e [ 98.629613][ T4771] ? show_regs_print_info+0x12/0x12 [ 98.634953][ T4771] ? load_image+0x410/0x410 [ 98.639526][ T4771] ? __might_sleep+0xd0/0xd0 [ 98.644165][ T4771] ? __lock_acquire+0x7c40/0x7c40 [ 98.649258][ T4771] should_fail_ex+0x390/0x4c0 [ 98.654013][ T4771] should_failslab+0x5/0x20 [ 98.658567][ T4771] slab_pre_alloc_hook+0x59/0x300 [ 98.663643][ T4771] ? call_usermodehelper_setup+0x8a/0x260 [ 98.669430][ T4771] __kmem_cache_alloc_node+0x4f/0x270 [ 98.674877][ T4771] ? call_usermodehelper_setup+0x8a/0x260 [ 98.680660][ T4771] kmalloc_trace+0x26/0xe0 [ 98.685152][ T4771] call_usermodehelper_setup+0x8a/0x260 [ 98.690793][ T4771] ? __request_module+0xa00/0xa00 [ 98.695883][ T4771] __request_module+0x406/0xa00 [ 98.700806][ T4771] ? copy_regset_to_user+0x1f0/0x1f0 [ 98.706171][ T4771] ? __lock_acquire+0x7c40/0x7c40 [ 98.711294][ T4771] ? rcu_read_unlock+0x8c/0xa0 [ 98.716144][ T4771] inet_create+0x3e0/0xf60 [ 98.720613][ T4771] ? inet_create+0x9e/0xf60 [ 98.725174][ T4771] __sock_create+0x49a/0x940 [ 98.729837][ T4771] __sys_socket+0xc4/0x190 [ 98.734313][ T4771] __x64_sys_socket+0x76/0x80 [ 98.739047][ T4771] do_syscall_64+0x4c/0xa0 [ 98.743514][ T4771] ? clear_bhb_loop+0x60/0xb0 [ 98.748240][ T4771] ? clear_bhb_loop+0x60/0xb0 [ 98.752968][ T4771] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 98.758920][ T4771] RIP: 0033:0x7f48dbd9e159 [ 98.763382][ T4771] 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 [ 98.783040][ T4771] RSP: 002b:00007f48dcc29028 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 98.791520][ T4771] RAX: ffffffffffffffda RBX: 00007f48dc025fa0 RCX: 00007f48dbd9e159 [ 98.799545][ T4771] RDX: 0000000000000008 RSI: 0000000000000002 RDI: 0000000000000002 [ 98.807565][ T4771] RBP: 00007f48dbe3506b R08: 0000000000000000 R09: 0000000000000000 [ 98.815582][ T4771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 98.823608][ T4771] R13: 00007f48dc026038 R14: 00007f48dc025fa0 R15: 00007fff01f1e278 [ 98.831688][ T4771] [ 99.012512][ T4784] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 99.022335][ T4782] loop0: detected capacity change from 0 to 128 [ 99.051210][ T4784] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 99.084696][ T27] audit: type=1804 audit(1790610139.475:4): pid=4782 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.0.149" name="/newroot/34/file2/bus" dev="loop0" ino=1048601 res=1 errno=0 [ 99.154027][ T27] audit: type=1800 audit(1790610139.475:5): pid=4782 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.0.149" name="bus" dev="loop0" ino=1048601 res=0 errno=0 [ 99.424345][ T4794] capability: warning: `syz.2.154' uses 32-bit capabilities (legacy support in use) [ 100.598500][ T4817] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 100.636061][ T4817] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 100.997658][ T4829] loop3: detected capacity change from 0 to 128 [ 101.062469][ T27] audit: type=1804 audit(1790610141.455:6): pid=4829 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.169" name="/newroot/35/file2/bus" dev="loop3" ino=1048602 res=1 errno=0 [ 101.132730][ T27] audit: type=1800 audit(1790610141.495:7): pid=4829 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.169" name="bus" dev="loop3" ino=1048602 res=0 errno=0 [ 101.826286][ T4854] overlayfs: missing 'lowerdir' [ 102.359888][ T4866] loop2: detected capacity change from 0 to 128 [ 103.566758][ T4890] overlayfs: missing 'lowerdir' [ 103.730133][ T4894] loop3: detected capacity change from 0 to 128 [ 104.040104][ T4889] FAULT_INJECTION: forcing a failure. [ 104.040104][ T4889] name fail_futex, interval 1, probability 0, space 0, times 1 [ 104.082025][ T4889] CPU: 0 PID: 4889 Comm: syz.4.192 Not tainted syzkaller #0 [ 104.089403][ T4889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 104.099501][ T4889] Call Trace: [ 104.103672][ T4889] [ 104.106653][ T4889] dump_stack_lvl+0x188/0x24e [ 104.111367][ T4889] ? show_regs_print_info+0x12/0x12 [ 104.116597][ T4889] ? load_image+0x410/0x410 [ 104.121139][ T4889] ? get_user_pages_fast_only+0x40/0x40 [ 104.126746][ T4889] should_fail_ex+0x390/0x4c0 [ 104.131460][ T4889] get_futex_key+0x922/0x1000 [ 104.136166][ T4889] ? futex_setup_timer+0xc0/0xc0 [ 104.141135][ T4889] ? verify_lock_unused+0x140/0x140 [ 104.146386][ T4889] futex_wake+0x123/0x4f0 [ 104.150746][ T4889] ? futex_wake_mark+0x150/0x150 [ 104.155741][ T4889] do_futex+0x2e2/0x320 [ 104.159927][ T4889] ? __ia32_sys_get_robust_list+0x100/0x100 [ 104.165855][ T4889] ? __might_fault+0xc2/0x120 [ 104.170566][ T4889] mm_release+0x20a/0x330 [ 104.174929][ T4889] ? exit_robust_list+0x2ce/0x2f0 [ 104.179986][ T4889] ? exit_mm_release+0x30/0x30 [ 104.184784][ T4889] ? lockdep_hardirqs_on+0x94/0x140 [ 104.190021][ T4889] exit_mm+0xa0/0x350 [ 104.194053][ T4889] ? sysctl_delayacct+0x220/0x220 [ 104.199133][ T4889] ? do_exit+0x2570/0x2570 [ 104.203580][ T4889] ? mm_trace_rss_stat+0xa7/0x250 [ 104.209934][ T4889] ? sync_mm_rss+0x211/0x350 [ 104.216002][ T4889] do_exit+0x958/0x2570 [ 104.221173][ T4889] ? put_task_struct+0x80/0x80 [ 104.226023][ T4889] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 104.232058][ T4889] ? lock_chain_count+0x20/0x20 [ 104.236958][ T4889] ? _raw_spin_lock_irq+0xb7/0xf0 [ 104.242030][ T4889] do_group_exit+0x229/0x2e0 [ 104.246661][ T4889] ? lockdep_hardirqs_on+0x94/0x140 [ 104.251908][ T4889] get_signal+0x1259/0x1340 [ 104.256498][ T4889] arch_do_signal_or_restart+0xc4/0x1310 [ 104.262172][ T4889] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 104.268200][ T4889] ? do_futex+0x310/0x320 [ 104.272585][ T4889] ? sctp_getsockopt+0x743/0x8a0 [ 104.278186][ T4889] ? get_sigframe_size+0x10/0x10 [ 104.283201][ T4889] ? __ia32_sys_get_robust_list+0x100/0x100 [ 104.289143][ T4889] ? __local_bh_enable_ip+0x136/0x1c0 [ 104.294602][ T4889] ? exit_to_user_mode_loop+0x3b/0x110 [ 104.300113][ T4889] exit_to_user_mode_loop+0x70/0x110 [ 104.305991][ T4889] exit_to_user_mode_prepare+0xee/0x180 [ 104.311609][ T4889] syscall_exit_to_user_mode+0x16/0x40 [ 104.317117][ T4889] do_syscall_64+0x58/0xa0 [ 104.321574][ T4889] ? clear_bhb_loop+0x60/0xb0 [ 104.326289][ T4889] ? clear_bhb_loop+0x60/0xb0 [ 104.331021][ T4889] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 104.336946][ T4889] RIP: 0033:0x7f388d19e159 [ 104.341405][ T4889] 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 [ 104.361311][ T4889] RSP: 002b:00007f388e10d0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 104.369767][ T4889] RAX: fffffffffffffe00 RBX: 00007f388d426098 RCX: 00007f388d19e159 [ 104.377777][ T4889] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f388d426098 [ 104.385789][ T4889] RBP: 00007f388d426090 R08: 0000000000000000 R09: 0000000000000000 [ 104.393799][ T4889] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 104.402188][ T4889] R13: 00007f388d426128 R14: 00007ffff7cee490 R15: 00007ffff7cee578 [ 104.410652][ T4889] [ 104.959742][ T4922] overlayfs: missing 'lowerdir' [ 105.027896][ T4931] loop1: detected capacity change from 0 to 128 [ 105.319593][ T4938] IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready [ 105.372135][ T4938] A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. [ 105.849906][ T4960] overlayfs: missing 'workdir' [ 106.682856][ T4990] overlayfs: missing 'workdir' [ 106.804702][ T4991] 8021q: adding VLAN 0 to HW filter on device bond1 [ 107.735728][ T5031] overlayfs: missing 'workdir' [ 108.231996][ T5052] overlayfs: missing 'lowerdir' [ 108.720893][ T5069] capability: warning: `syz.3.266' uses deprecated v2 capabilities in a way that may be insecure [ 108.741780][ T5071] loop2: detected capacity change from 0 to 128 [ 108.959656][ T5079] x_tables: ip_tables: TCPMSS target: only valid for protocol 6 [ 109.133798][ T5085] overlayfs: missing 'lowerdir' [ 109.430530][ T5095] FAULT_INJECTION: forcing a failure. [ 109.430530][ T5095] name fail_futex, interval 1, probability 0, space 0, times 0 [ 109.445655][ T5095] CPU: 1 PID: 5095 Comm: syz.1.277 Not tainted syzkaller #0 [ 109.452999][ T5095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 109.463091][ T5095] Call Trace: [ 109.466416][ T5095] [ 109.469388][ T5095] dump_stack_lvl+0x188/0x24e [ 109.474118][ T5095] ? __lock_acquire+0x7c40/0x7c40 [ 109.479210][ T5095] ? show_regs_print_info+0x12/0x12 [ 109.484554][ T5095] ? load_image+0x410/0x410 [ 109.489107][ T5095] ? reacquire_held_locks+0x319/0x5c0 [ 109.494557][ T5095] ? __mutex_unlock_slowpath+0x1b0/0x6c0 [ 109.500678][ T5095] should_fail_ex+0x390/0x4c0 [ 109.505406][ T5095] get_futex_key+0x1b1/0x1000 [ 109.510311][ T5095] ? __rtnl_unlock+0xc2/0xe0 [ 109.514955][ T5095] ? futex_setup_timer+0xc0/0xc0 [ 109.519940][ T5095] ? netdev_run_todo+0xd38/0xdb0 [ 109.524930][ T5095] ? do_ip_setsockopt+0x151d/0x2f00 [ 109.530193][ T5095] futex_wake+0x123/0x4f0 [ 109.534572][ T5095] ? _local_bh_enable+0xa0/0xa0 [ 109.539466][ T5095] ? futex_wake_mark+0x150/0x150 [ 109.544632][ T5095] ? do_ip_setsockopt+0x1522/0x2f00 [ 109.549889][ T5095] do_futex+0x2e2/0x320 [ 109.554085][ T5095] ? __ia32_sys_get_robust_list+0x100/0x100 [ 109.560038][ T5095] __se_sys_futex+0x381/0x410 [ 109.564765][ T5095] ? __x64_sys_futex+0xf0/0xf0 [ 109.569578][ T5095] ? __x64_sys_futex+0x1d/0xf0 [ 109.574388][ T5095] do_syscall_64+0x4c/0xa0 [ 109.578935][ T5095] ? clear_bhb_loop+0x60/0xb0 [ 109.583655][ T5095] ? clear_bhb_loop+0x60/0xb0 [ 109.588378][ T5095] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 109.594330][ T5095] RIP: 0033:0x7f48dbd9e159 [ 109.598784][ T5095] 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 [ 109.618440][ T5095] RSP: 002b:00007f48dcc290e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 109.626904][ T5095] RAX: ffffffffffffffda RBX: 00007f48dc025fa8 RCX: 00007f48dbd9e159 [ 109.634917][ T5095] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f48dc025fac [ 109.642925][ T5095] RBP: 00007f48dc025fa0 R08: 00168eff490ccee6 R09: 0000000000000000 [ 109.650933][ T5095] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 109.659035][ T5095] R13: 00007f48dc026038 R14: 00007fff01f1e190 R15: 00007fff01f1e278 [ 109.667065][ T5095] [ 109.769749][ T5097] loop2: detected capacity change from 0 to 128 [ 109.907560][ T5105] loop4: detected capacity change from 0 to 128 [ 110.162469][ T5114] overlayfs: missing 'lowerdir' [ 110.374127][ T5118] overlayfs: workdir is in-use as upperdir/workdir of another mount, mount with '-o index=off' to override exclusive upperdir protection. [ 111.124909][ T5142] overlayfs: failed to clone upperpath [ 111.135280][ T5146] overlayfs: failed to resolve './file1': -2 [ 111.280943][ T5148] loop1: detected capacity change from 0 to 128 [ 111.378353][ T5150] overlayfs: missing 'lowerdir' [ 111.614801][ T5154] device syzkaller0 entered promiscuous mode [ 111.738201][ T5158] device macvtap1 entered promiscuous mode [ 112.064001][ T5166] loop0: detected capacity change from 0 to 256 [ 112.212279][ T5170] overlayfs: failed to resolve './file1': -2 [ 112.223261][ T5172] overlayfs: failed to clone upperpath [ 112.358135][ T5174] overlayfs: missing 'lowerdir' [ 112.423224][ T5176] loop0: detected capacity change from 0 to 128 [ 112.914932][ T5191] device veth0_macvtap left promiscuous mode [ 113.284457][ T5204] overlayfs: failed to resolve './file1': -2 [ 113.383957][ T5207] overlayfs: missing 'lowerdir' [ 113.567325][ T5211] loop1: detected capacity change from 0 to 128 [ 114.582862][ T5243] ip_tables: iptables: counters copy to user failed while replacing table [ 114.730927][ T5248] loop1: detected capacity change from 0 to 164 [ 114.871060][ T5250] overlayfs: missing 'workdir' [ 114.962655][ T5252] overlayfs: failed to resolve './file0': -2 [ 114.984161][ T5254] loop1: detected capacity change from 0 to 128 [ 115.580748][ T5272] overlayfs: failed to clone upperpath [ 116.011109][ T5284] overlayfs: failed to resolve './file0': -2 [ 116.043327][ T5283] overlayfs: missing 'workdir' [ 116.083594][ T5288] loop2: detected capacity change from 0 to 128 [ 116.347912][ T5295] rtc_cmos 00:00: in use; can't configure [ 116.493928][ T27] audit: type=1326 audit(1790610156.885:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 116.591052][ T27] audit: type=1326 audit(1790610156.925:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=41 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 116.715870][ T27] audit: type=1326 audit(1790610156.925:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 116.809181][ T27] audit: type=1326 audit(1790610156.925:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=16 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 116.923563][ T27] audit: type=1326 audit(1790610156.925:12): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 117.002716][ T27] audit: type=1326 audit(1790610156.925:13): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=10 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 117.038097][ T5318] overlayfs: failed to resolve './file0': -2 [ 117.074303][ T27] audit: type=1326 audit(1790610156.925:14): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 117.201232][ T27] audit: type=1326 audit(1790610156.925:15): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=14 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 117.240383][ T5323] overlayfs: missing 'workdir' [ 117.298350][ T27] audit: type=1326 audit(1790610156.925:16): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5300 comm="syz.4.358" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f388d19e159 code=0x7ffc0000 [ 117.339341][ T5325] loop0: detected capacity change from 0 to 128 [ 117.376494][ T27] audit: type=1326 audit(1790610157.155:17): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5308 comm="syz.3.361" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7fa063f9e159 code=0x7ffc0000 [ 117.794877][ T5341] overlayfs: failed to clone upperpath [ 118.405559][ T5362] overlayfs: missing 'lowerdir' [ 118.549528][ T5367] loop3: detected capacity change from 0 to 128 [ 118.765989][ T5371] FAULT_INJECTION: forcing a failure. [ 118.765989][ T5371] name failslab, interval 1, probability 0, space 0, times 0 [ 118.829428][ T5371] CPU: 0 PID: 5371 Comm: syz.2.385 Not tainted syzkaller #0 [ 118.836811][ T5371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 118.846934][ T5371] Call Trace: [ 118.850261][ T5371] [ 118.853236][ T5371] dump_stack_lvl+0x188/0x24e [ 118.857991][ T5371] ? asm_common_interrupt+0x22/0x40 [ 118.863250][ T5371] ? show_regs_print_info+0x12/0x12 [ 118.868501][ T5371] ? asm_common_interrupt+0x22/0x40 [ 118.873766][ T5371] should_fail_ex+0x390/0x4c0 [ 118.878535][ T5371] should_failslab+0x5/0x20 [ 118.883089][ T5371] slab_pre_alloc_hook+0x59/0x300 [ 118.888183][ T5371] kmem_cache_alloc+0x56/0x2f0 [ 118.893035][ T5371] ? prepare_creds+0x3c/0x610 [ 118.897790][ T5371] prepare_creds+0x3c/0x610 [ 118.902441][ T5371] set_current_groups+0x18/0x160 [ 118.907445][ T5371] __se_sys_setgroups+0x34b/0x410 [ 118.912545][ T5371] do_syscall_64+0x4c/0xa0 [ 118.917019][ T5371] ? clear_bhb_loop+0x60/0xb0 [ 118.921746][ T5371] ? clear_bhb_loop+0x60/0xb0 [ 118.926485][ T5371] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 118.932460][ T5371] RIP: 0033:0x7f7bf459e159 [ 118.936929][ T5371] 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 [ 118.959317][ T5371] RSP: 002b:00007f7bf5480028 EFLAGS: 00000246 ORIG_RAX: 0000000000000074 [ 118.972881][ T5371] RAX: ffffffffffffffda RBX: 00007f7bf4825fa0 RCX: 00007f7bf459e159 [ 118.985101][ T5371] RDX: 0000000000000000 RSI: 0000200000000540 RDI: 0000000000000003 [ 118.995520][ T5371] RBP: 00007f7bf463506b R08: 0000000000000000 R09: 0000000000000000 [ 119.006228][ T5371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 119.017286][ T5371] R13: 00007f7bf4826038 R14: 00007f7bf4825fa0 R15: 00007ffc0f9a2748 [ 119.028833][ T5371] [ 119.174318][ T5377] overlayfs: failed to clone upperpath [ 119.259999][ T5383] Zero length message leads to an empty skb [ 119.862724][ T5395] overlayfs: missing 'lowerdir' [ 119.981250][ T5400] loop2: detected capacity change from 0 to 128 [ 120.218066][ T5406] overlayfs: failed to clone upperpath [ 120.738451][ T5425] overlayfs: missing 'lowerdir' [ 121.097383][ T5437] overlayfs: failed to clone upperpath [ 121.165363][ T5438] loop1: detected capacity change from 0 to 128 [ 121.317308][ T5447] loop3: detected capacity change from 0 to 512 [ 121.335286][ T5447] FAT-fs (loop3): utf8 is not a recommended IO charset for FAT filesystems, filesystem will be case sensitive! [ 121.731920][ T5456] loop3: detected capacity change from 0 to 16 [ 121.780262][ T5456] erofs: (device loop3): mounted with root inode @ nid 36. [ 121.815223][ T5459] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 121.849352][ T4282] erofs: (device loop3): z_erofs_lz4_decompress_mem: failed to decompress -10 in[4096, 0] out[9000] [ 121.871668][ T5456] erofs: (device loop3): z_erofs_lz4_decompress_mem: failed to decompress -10 in[4096, 0] out[4096] [ 121.903795][ T5459] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 121.917214][ T27] kauditd_printk_skb: 23 callbacks suppressed [ 121.917229][ T27] audit: type=1800 audit(1790610162.315:41): pid=5456 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed comm="syz.3.421" name="file2" dev="loop3" ino=89 res=0 errno=0 [ 122.081472][ T5456] syz.3.421 (5456) used greatest stack depth: 20464 bytes left [ 122.554148][ T5484] loop3: detected capacity change from 0 to 128 [ 122.627848][ T27] audit: type=1804 audit(1790610163.025:42): pid=5484 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=invalid_pcr cause=open_writers comm="syz.3.432" name="/newroot/70/file2/bus" dev="loop3" ino=1048617 res=1 errno=0 [ 122.696254][ T27] audit: type=1800 audit(1790610163.045:43): pid=5484 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz.3.432" name="bus" dev="loop3" ino=1048617 res=0 errno=0 [ 122.843558][ T5492] overlayfs: failed to clone upperpath [ 122.898749][ T5496] ======================================================= [ 122.898749][ T5496] WARNING: The mand mount option has been deprecated and [ 122.898749][ T5496] and is ignored by this kernel. Remove the mand [ 122.898749][ T5496] option from the mount to silence this warning. [ 122.898749][ T5496] ======================================================= [ 122.956928][ T5498] overlayfs: overlapping lowerdir path [ 123.038165][ T5500] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 123.056677][ T5500] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 123.370939][ T27] audit: type=1326 audit(1790610163.765:44): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.427289][ T27] audit: type=1326 audit(1790610163.795:45): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.522313][ T27] audit: type=1326 audit(1790610163.795:46): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.605691][ T27] audit: type=1326 audit(1790610163.795:47): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=54 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.680888][ T27] audit: type=1326 audit(1790610163.795:48): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.764522][ T27] audit: type=1326 audit(1790610163.795:49): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 123.814578][ T27] audit: type=1326 audit(1790610163.795:50): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5515 comm="syz.0.445" exe="/root/ci2-linux-6-1-kasan/syz-executor" sig=0 arch=c000003e syscall=202 compat=0 ip=0x7f669759e159 code=0x7ffc0000 [ 124.064940][ T5535] overlayfs: option "workdir=./bus" is useless in a non-upper mount, ignore [ 124.096113][ T5535] overlayfs: at least 2 lowerdir are needed while upperdir nonexistent [ 124.170785][ T5538] FAULT_INJECTION: forcing a failure. [ 124.170785][ T5538] name fail_usercopy, interval 1, probability 0, space 0, times 1 [ 124.210317][ T5538] CPU: 1 PID: 5538 Comm: syz.0.457 Not tainted syzkaller #0 [ 124.218644][ T5538] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 124.228756][ T5538] Call Trace: [ 124.232071][ T5538] [ 124.235065][ T5538] dump_stack_lvl+0x188/0x24e [ 124.239820][ T5538] ? show_regs_print_info+0x12/0x12 [ 124.245077][ T5538] ? load_image+0x410/0x410 [ 124.249667][ T5538] ? __lock_acquire+0x7c40/0x7c40 [ 124.254765][ T5538] should_fail_ex+0x390/0x4c0 [ 124.259511][ T5538] _copy_from_user+0x2c/0x170 [ 124.264243][ T5538] do_ipt_get_ctl+0x20a/0x11a0 [ 124.269068][ T5538] ? do_ipt_set_ctl+0xe00/0xe00 [ 124.273981][ T5538] ? nf_getsockopt+0x21b/0x280 [ 124.278820][ T5538] ? __lock_acquire+0x7c40/0x7c40 [ 124.283888][ T5538] ? trace_contention_end+0x5f/0x170 [ 124.289216][ T5538] ? __mutex_lock+0x1ab/0xae0 [ 124.293940][ T5538] ? __mutex_unlock_slowpath+0x1b0/0x6c0 [ 124.299619][ T5538] ? mutex_unlock+0x10/0x10 [ 124.304163][ T5538] ? __might_fault+0xa6/0x120 [ 124.308877][ T5538] ? __lock_acquire+0x7c40/0x7c40 [ 124.314125][ T5538] nf_getsockopt+0x25e/0x280 [ 124.318766][ T5538] ip_getsockopt+0x19b/0x230 [ 124.323395][ T5538] ? ip_get_mcast_msfilter+0x3c0/0x3c0 [ 124.328922][ T5538] ? aa_sock_opt_perm+0x74/0x100 [ 124.333916][ T5538] ? sctp_getsockopt+0x9e/0x8a0 [ 124.338809][ T5538] ? sock_recv_errqueue+0x590/0x590 [ 124.344074][ T5538] __sys_getsockopt+0x1b0/0x230 [ 124.348962][ T5538] __x64_sys_getsockopt+0xb1/0xc0 [ 124.354023][ T5538] do_syscall_64+0x4c/0xa0 [ 124.358732][ T5538] ? clear_bhb_loop+0x60/0xb0 [ 124.363448][ T5538] ? clear_bhb_loop+0x60/0xb0 [ 124.368156][ T5538] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 124.374084][ T5538] RIP: 0033:0x7f669759e159 [ 124.378532][ T5538] 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 [ 124.398166][ T5538] RSP: 002b:00007f66983fb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 124.406606][ T5538] RAX: ffffffffffffffda RBX: 00007f6697825fa0 RCX: 00007f669759e159 [ 124.414624][ T5538] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000007 [ 124.422618][ T5538] RBP: 00007f669763506b R08: 00002000000000c0 R09: 0000000000000000 [ 124.430629][ T5538] R10: 0000200000000040 R11: 0000000000000246 R12: 0000000000000000 [ 124.438885][ T5538] R13: 00007f6697826038 R14: 00007f6697825fa0 R15: 00007ffdf20ac768 [ 124.446895][ T5538] [ 132.658414][ T1280] ieee802154 phy0 wpan0: encryption failed: -22 [ 132.665097][ T1280] ieee802154 phy1 wpan1: encryption failed: -22 [ 194.099092][ T1280] ieee802154 phy0 wpan0: encryption failed: -22 [ 194.105451][ T1280] ieee802154 phy1 wpan1: encryption failed: -22 [ 201.296016][ T4275] Bluetooth: hci4: command 0x0406 tx timeout [ 201.296016][ T4285] Bluetooth: hci1: command 0x0406 tx timeout [ 201.296056][ T4275] Bluetooth: hci2: command 0x0406 tx timeout [ 201.302083][ T4285] Bluetooth: hci0: command 0x0406 tx timeout [ 201.315444][ T4275] Bluetooth: hci3: command 0x0406 tx timeout [ 255.547466][ T1280] ieee802154 phy0 wpan0: encryption failed: -22 [ 255.553844][ T1280] ieee802154 phy1 wpan1: encryption failed: -22 [ 277.935866][ T28] INFO: task jbd2/sda1-8:3600 blocked for more than 143 seconds. [ 277.943861][ T28] Not tainted syzkaller #0 [ 277.949108][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 277.957973][ T28] task:jbd2/sda1-8 state:D stack:25584 pid:3600 ppid:2 flags:0x00004000 [ 277.967298][ T28] Call Trace: [ 277.970622][ T28] [ 277.973667][ T28] __schedule+0x107f/0x4030 [ 277.978285][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 277.983383][ T28] ? release_firmware_map_entry+0x187/0x187 [ 277.989445][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 277.995394][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 278.000756][ T28] schedule+0xb9/0x180 [ 278.004946][ T28] io_schedule+0x7c/0xd0 [ 278.009277][ T28] bit_wait_io+0xd/0xc0 [ 278.013475][ T28] __wait_on_bit+0x9b/0x2c0 [ 278.018083][ T28] ? bit_wait+0xc0/0xc0 [ 278.022302][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 278.027972][ T28] ? bit_wait+0xc0/0xc0 [ 278.032176][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 278.037087][ T28] ? do_raw_write_lock+0x11a/0x260 [ 278.042613][ T28] ? bit_waitqueue+0x30/0x30 [ 278.047313][ T28] ? do_raw_read_unlock+0x39/0x70 [ 278.052382][ T28] jbd2_journal_commit_transaction+0x2f0f/0x5f30 [ 278.058854][ T28] ? jbd2_journal_finish_inode_data_buffers+0xa0/0xa0 [ 278.065805][ T28] ? lock_chain_count+0x20/0x20 [ 278.070730][ T28] ? _raw_spin_unlock+0x40/0x40 [ 278.075629][ T28] ? rcu_is_watching+0x11/0xa0 [ 278.080909][ T28] ? __timer_delete_sync+0x239/0x2e0 [ 278.086287][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 278.091454][ T28] ? timer_delete_sync+0x20/0x20 [ 278.101717][ T28] ? do_raw_read_unlock+0x70/0x70 [ 278.107562][ T28] ? prepare_to_wait+0x1a6/0x1f0 [ 278.112627][ T28] kjournald2+0x40b/0x800 [ 278.117745][ T28] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 278.123045][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 278.129114][ T28] ? wake_bit_function+0x200/0x200 [ 278.134280][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 278.140764][ T28] ? __kthread_parkme+0x71/0x1c0 [ 278.146457][ T28] ? __kthread_parkme+0x15b/0x1c0 [ 278.151539][ T28] kthread+0x29d/0x330 [ 278.155649][ T28] ? jbd2_seq_info_show+0x5c0/0x5c0 [ 278.160935][ T28] ? kthread_blkcg+0xd0/0xd0 [ 278.165626][ T28] ret_from_fork+0x1f/0x30 [ 278.170211][ T28] [ 278.173362][ T28] INFO: task kworker/u4:7:4338 blocked for more than 143 seconds. [ 278.184216][ T28] Not tainted syzkaller #0 [ 278.191251][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 278.203088][ T28] task:kworker/u4:7 state:D stack:23984 pid:4338 ppid:2 flags:0x00004000 [ 278.214496][ T28] Workqueue: writeback wb_workfn (flush-8:0) [ 278.223670][ T28] Call Trace: [ 278.229341][ T28] [ 278.232330][ T28] __schedule+0x107f/0x4030 [ 278.240020][ T28] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 278.248803][ T28] ? release_firmware_map_entry+0x187/0x187 [ 278.254810][ T28] ? blk_check_plugged+0x250/0x250 [ 278.263100][ T28] ? blk_check_plugged+0x250/0x250 [ 278.269002][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 278.275067][ T28] ? wq_worker_sleeping+0x60/0x280 [ 278.280489][ T28] schedule+0xb9/0x180 [ 278.284603][ T28] io_schedule+0x7c/0xd0 [ 278.288932][ T28] bit_wait_io+0xd/0xc0 [ 278.293221][ T28] __wait_on_bit_lock+0xbe/0x560 [ 278.298363][ T28] ? bit_wait+0xc0/0xc0 [ 278.302565][ T28] out_of_line_wait_on_bit_lock+0x138/0x190 [ 278.308747][ T28] ? bit_wait+0xc0/0xc0 [ 278.312957][ T28] ? __wait_on_bit_lock+0x560/0x560 [ 278.318262][ T28] ? bit_waitqueue+0x30/0x30 [ 278.323044][ T28] ? jbd2_write_access_granted+0x69/0x300 [ 278.328866][ T28] do_get_write_access+0x1bc/0xf20 [ 278.334209][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 278.340305][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 278.346894][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 278.353237][ T28] ext4_mb_mark_diskspace_used+0x1bf/0x1500 [ 278.362825][ T28] ? ext4_discard_allocated_blocks+0x610/0x610 [ 278.370167][ T28] ext4_mb_new_blocks+0x1170/0x44d0 [ 278.375431][ T28] ? ext4_find_extent+0x372/0xde0 [ 278.384689][ T28] ? rcu_is_watching+0x11/0xa0 [ 278.390286][ T28] ? memset+0x1e/0x40 [ 278.394419][ T28] ? ext4_mb_pa_callback+0xd0/0xd0 [ 278.399841][ T28] ? ext4_inode_to_goal_block+0x313/0x450 [ 278.405605][ T28] ext4_ext_map_blocks+0x18d1/0x6640 [ 278.410994][ T28] ? __stack_depot_save+0x35/0x480 [ 278.424059][ T28] ? ext4_ext_release+0x10/0x10 [ 278.429285][ T28] ? rwsem_write_trylock+0x135/0x1c0 [ 278.434628][ T28] ? ext4_es_lookup_extent+0x638/0xb00 [ 278.440439][ T28] ext4_map_blocks+0x9d7/0x1a90 [ 278.445343][ T28] ? slab_pre_alloc_hook+0x59/0x300 [ 278.451827][ T28] ? ext4_issue_zeroout+0x250/0x250 [ 278.457144][ T28] ? rcu_is_watching+0x11/0xa0 [ 278.461967][ T28] ? ext4_inode_journal_mode+0x372/0x460 [ 278.467739][ T28] ext4_writepages+0x12aa/0x2e70 [ 278.472733][ T28] ? unwind_next_frame+0x1719/0x1fd0 [ 278.478113][ T28] ? deref_stack_reg+0x18e/0x220 [ 278.483145][ T28] ? ext4_read_folio+0x370/0x370 [ 278.488226][ T28] ? mark_lock+0x94/0x320 [ 278.492613][ T28] ? verify_lock_unused+0x140/0x140 [ 278.497962][ T28] ? __lock_acquire+0x1465/0x7c40 [ 278.503063][ T28] ? mark_lock+0x94/0x320 [ 278.507493][ T28] ? writeback_sb_inodes+0x44d/0x17f0 [ 278.512950][ T28] ? ext4_read_folio+0x370/0x370 [ 278.518054][ T28] do_writepages+0x3c6/0x640 [ 278.522740][ T28] ? __writepage+0x130/0x130 [ 278.527507][ T28] ? writeback_sb_inodes+0x6d1/0x17f0 [ 278.532959][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 278.538132][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 278.543235][ T28] __writeback_single_inode+0x153/0x1170 [ 278.549020][ T28] writeback_sb_inodes+0xad5/0x17f0 [ 278.554746][ T28] ? queue_io+0x570/0x570 [ 278.559208][ T28] ? __rwlock_init+0x140/0x140 [ 278.564038][ T28] __writeback_inodes_wb+0x12a/0x3f0 [ 278.569446][ T28] wb_writeback+0x484/0xd40 [ 278.574027][ T28] ? percpu_ref_tryget+0x250/0x250 [ 278.579298][ T28] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 278.585331][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 278.590461][ T28] wb_workfn+0xb68/0xee0 [ 278.594794][ T28] ? inode_wait_for_writeback+0x220/0x220 [ 278.600654][ T28] ? lockdep_hardirqs_on_prepare+0x448/0x7c0 [ 278.606744][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 278.611807][ T28] ? read_lock_is_recursive+0x10/0x10 [ 278.617334][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 278.623287][ T28] ? _raw_spin_unlock+0x40/0x40 [ 278.628243][ T28] ? _raw_spin_unlock_irq+0x1f/0x40 [ 278.633491][ T28] ? process_one_work+0x7b4/0x1160 [ 278.638676][ T28] process_one_work+0x8ab/0x1160 [ 278.643693][ T28] ? worker_detach_from_pool+0x240/0x240 [ 278.649475][ T28] ? _raw_spin_lock_irq+0xb7/0xf0 [ 278.654953][ T28] ? _raw_spin_lock_irqsave+0x100/0x100 [ 278.660882][ T28] ? wq_worker_running+0x97/0x190 [ 278.666064][ T28] worker_thread+0xaf5/0x12a0 [ 278.670819][ T28] ? _raw_spin_unlock_irqrestore+0xc1/0x120 [ 278.676877][ T28] kthread+0x29d/0x330 [ 278.680997][ T28] ? worker_clr_flags+0x1a0/0x1a0 [ 278.686168][ T28] ? kthread_blkcg+0xd0/0xd0 [ 278.690833][ T28] ret_from_fork+0x1f/0x30 [ 278.695304][ T28] [ 278.698464][ T28] INFO: task syz.4.455:5539 blocked for more than 144 seconds. [ 278.706088][ T28] Not tainted syzkaller #0 [ 278.711056][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 278.719832][ T28] task:syz.4.455 state:D stack:27696 pid:5539 ppid:4278 flags:0x00004004 [ 278.729188][ T28] Call Trace: [ 278.732514][ T28] [ 278.735461][ T28] __schedule+0x107f/0x4030 [ 278.740777][ T28] ? mark_lock+0x94/0x320 [ 278.745212][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 278.750380][ T28] ? release_firmware_map_entry+0x187/0x187 [ 278.757329][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 278.763286][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 278.768583][ T28] schedule+0xb9/0x180 [ 278.772712][ T28] io_schedule+0x7c/0xd0 [ 278.777067][ T28] bit_wait_io+0xd/0xc0 [ 278.781326][ T28] __wait_on_bit+0x9b/0x2c0 [ 278.786007][ T28] ? bit_wait+0xc0/0xc0 [ 278.790240][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 278.795982][ T28] ? bit_wait+0xc0/0xc0 [ 278.800195][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 278.805020][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 278.810395][ T28] ? bit_waitqueue+0x30/0x30 [ 278.815041][ T28] ? do_raw_spin_unlock+0x11d/0x230 [ 278.820401][ T28] do_get_write_access+0x605/0xf20 [ 278.825906][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 278.831961][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 278.838246][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 278.844473][ T28] ? rcu_is_watching+0x11/0xa0 [ 278.849477][ T28] ext4_reserve_inode_write+0x201/0x290 [ 278.855093][ T28] __ext4_mark_inode_dirty+0x161/0x7b0 [ 278.861490][ T28] ext4_dirty_inode+0xbf/0x100 [ 278.866501][ T28] ? __ext4_expand_extra_isize+0x3e0/0x3e0 [ 278.872367][ T28] __mark_inode_dirty+0x2e7/0xe80 [ 278.877656][ T28] __file_update_time+0x21d/0x240 [ 278.882737][ T28] file_update_time+0x2f3/0x370 [ 278.887855][ T28] ? __file_remove_privs+0x5f0/0x5f0 [ 278.893190][ T28] ext4_page_mkwrite+0x1a9/0x10d0 [ 278.898620][ T28] ? pte_alloc_one+0x287/0x310 [ 278.903437][ T28] ? ext4_change_inode_journal_flag+0x710/0x710 [ 278.909966][ T28] do_page_mkwrite+0x16b/0x5c0 [ 278.914807][ T28] handle_mm_fault+0x199c/0x3d40 [ 278.920862][ T28] ? mt_find+0x157/0x830 [ 278.925175][ T28] ? numa_migrate_prep+0x250/0x250 [ 278.930529][ T28] ? lock_chain_count+0x20/0x20 [ 278.935447][ T28] ? lock_mm_and_find_vma+0xae/0x2f0 [ 278.940846][ T28] do_user_addr_fault+0x58e/0xb20 [ 278.945986][ T28] exc_page_fault+0x60/0x100 [ 278.950730][ T28] ? clear_bhb_loop+0x60/0xb0 [ 278.955540][ T28] asm_exc_page_fault+0x22/0x30 [ 278.961480][ T28] RIP: 0033:0x7f388d06baa3 [ 278.965999][ T28] RSP: 002b:00007ffff7cee6e0 EFLAGS: 00010246 [ 278.972101][ T28] RAX: 00000000003ffde8 RBX: 0000000000000000 RCX: 0000001b2fa64000 [ 278.980145][ T28] RDX: 0000001b2fa24000 RSI: 0000000000400000 RDI: 00007f388d3e0708 [ 278.988232][ T28] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 278.996294][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.004375][ T28] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffff7cee970 [ 279.012446][ T28] [ 279.015518][ T28] INFO: task syz.1.456:5540 blocked for more than 144 seconds. [ 279.023176][ T28] Not tainted syzkaller #0 [ 279.028175][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.036927][ T28] task:syz.1.456 state:D stack:27632 pid:5540 ppid:4286 flags:0x00004004 [ 279.046242][ T28] Call Trace: [ 279.049550][ T28] [ 279.052523][ T28] __schedule+0x107f/0x4030 [ 279.057498][ T28] ? mark_lock+0x94/0x320 [ 279.062264][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 279.068501][ T28] ? release_firmware_map_entry+0x187/0x187 [ 279.074447][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 279.080561][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 279.085958][ T28] schedule+0xb9/0x180 [ 279.090091][ T28] io_schedule+0x7c/0xd0 [ 279.094373][ T28] bit_wait_io+0xd/0xc0 [ 279.098842][ T28] __wait_on_bit+0x9b/0x2c0 [ 279.103419][ T28] ? bit_wait+0xc0/0xc0 [ 279.107669][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 279.113165][ T28] ? bit_wait+0xc0/0xc0 [ 279.117403][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 279.122207][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 279.127367][ T28] ? bit_waitqueue+0x30/0x30 [ 279.132013][ T28] ? do_raw_spin_unlock+0x11d/0x230 [ 279.137502][ T28] do_get_write_access+0x605/0xf20 [ 279.142662][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 279.148739][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 279.154946][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 279.161203][ T28] ? rcu_is_watching+0x11/0xa0 [ 279.166410][ T28] ext4_reserve_inode_write+0x201/0x290 [ 279.172034][ T28] __ext4_mark_inode_dirty+0x161/0x7b0 [ 279.177778][ T28] ext4_dirty_inode+0xbf/0x100 [ 279.182587][ T28] ? __ext4_expand_extra_isize+0x3e0/0x3e0 [ 279.188618][ T28] __mark_inode_dirty+0x2e7/0xe80 [ 279.193697][ T28] __file_update_time+0x21d/0x240 [ 279.199002][ T28] file_update_time+0x2f3/0x370 [ 279.203908][ T28] ? __file_remove_privs+0x5f0/0x5f0 [ 279.210205][ T28] ext4_page_mkwrite+0x1a9/0x10d0 [ 279.215280][ T28] ? pte_alloc_one+0x287/0x310 [ 279.220173][ T28] ? ext4_change_inode_journal_flag+0x710/0x710 [ 279.226507][ T28] do_page_mkwrite+0x16b/0x5c0 [ 279.231306][ T28] handle_mm_fault+0x199c/0x3d40 [ 279.236511][ T28] ? mt_find+0x157/0x830 [ 279.240827][ T28] ? numa_migrate_prep+0x250/0x250 [ 279.246217][ T28] ? lock_chain_count+0x20/0x20 [ 279.251115][ T28] ? lock_mm_and_find_vma+0xae/0x2f0 [ 279.256637][ T28] do_user_addr_fault+0x58e/0xb20 [ 279.261805][ T28] exc_page_fault+0x60/0x100 [ 279.267018][ T28] ? clear_bhb_loop+0x60/0xb0 [ 279.271935][ T28] asm_exc_page_fault+0x22/0x30 [ 279.277060][ T28] RIP: 0033:0x7f48dbc6baa3 [ 279.281506][ T28] RSP: 002b:00007fff01f1e3e0 EFLAGS: 00010246 [ 279.287846][ T28] RAX: 00000000003ffde8 RBX: 0000000000000000 RCX: 0000001b2f764000 [ 279.296090][ T28] RDX: 0000001b2f724000 RSI: 0000000000400000 RDI: 00007f48dbfe0708 [ 279.304106][ T28] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 279.313074][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.321253][ T28] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff01f1e670 [ 279.329443][ T28] [ 279.332494][ T28] INFO: task syz.2.458:5541 blocked for more than 144 seconds. [ 279.340278][ T28] Not tainted syzkaller #0 [ 279.345263][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.354006][ T28] task:syz.2.458 state:D stack:27632 pid:5541 ppid:4280 flags:0x00004004 [ 279.363306][ T28] Call Trace: [ 279.366826][ T28] [ 279.370151][ T28] __schedule+0x107f/0x4030 [ 279.374723][ T28] ? mark_lock+0x94/0x320 [ 279.379389][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 279.384476][ T28] ? release_firmware_map_entry+0x187/0x187 [ 279.390496][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 279.396505][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 279.401741][ T28] schedule+0xb9/0x180 [ 279.405875][ T28] io_schedule+0x7c/0xd0 [ 279.410174][ T28] bit_wait_io+0xd/0xc0 [ 279.414459][ T28] __wait_on_bit+0x9b/0x2c0 [ 279.419164][ T28] ? bit_wait+0xc0/0xc0 [ 279.423364][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 279.428935][ T28] ? bit_wait+0xc0/0xc0 [ 279.433182][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 279.438169][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 279.443242][ T28] ? bit_waitqueue+0x30/0x30 [ 279.448206][ T28] ? do_raw_spin_unlock+0x11d/0x230 [ 279.453539][ T28] do_get_write_access+0x605/0xf20 [ 279.459553][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 279.465562][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 279.472202][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 279.478571][ T28] ? rcu_is_watching+0x11/0xa0 [ 279.483389][ T28] ext4_reserve_inode_write+0x201/0x290 [ 279.489264][ T28] __ext4_mark_inode_dirty+0x161/0x7b0 [ 279.494788][ T28] ext4_dirty_inode+0xbf/0x100 [ 279.499826][ T28] ? __ext4_expand_extra_isize+0x3e0/0x3e0 [ 279.505864][ T28] __mark_inode_dirty+0x2e7/0xe80 [ 279.510972][ T28] __file_update_time+0x21d/0x240 [ 279.516122][ T28] file_update_time+0x2f3/0x370 [ 279.521015][ T28] ? rcu_read_lock_bh_held+0xf0/0xf0 [ 279.526492][ T28] ? __file_remove_privs+0x5f0/0x5f0 [ 279.531829][ T28] ext4_page_mkwrite+0x1a9/0x10d0 [ 279.537087][ T28] ? pte_alloc_one+0x287/0x310 [ 279.541990][ T28] ? ext4_change_inode_journal_flag+0x710/0x710 [ 279.549209][ T28] do_page_mkwrite+0x16b/0x5c0 [ 279.554028][ T28] handle_mm_fault+0x199c/0x3d40 [ 279.559249][ T28] ? mt_find+0x157/0x830 [ 279.563573][ T28] ? numa_migrate_prep+0x250/0x250 [ 279.569149][ T28] ? lock_chain_count+0x20/0x20 [ 279.575135][ T28] ? lock_mm_and_find_vma+0xae/0x2f0 [ 279.580694][ T28] do_user_addr_fault+0x58e/0xb20 [ 279.585850][ T28] exc_page_fault+0x60/0x100 [ 279.590493][ T28] ? clear_bhb_loop+0x60/0xb0 [ 279.595207][ T28] asm_exc_page_fault+0x22/0x30 [ 279.600318][ T28] RIP: 0033:0x7f7bf446baa3 [ 279.604795][ T28] RSP: 002b:00007ffc0f9a28b0 EFLAGS: 00010246 [ 279.611136][ T28] RAX: 00000000003ffde8 RBX: 0000000000000000 RCX: 0000001b2f864000 [ 279.619539][ T28] RDX: 0000001b2f824000 RSI: 0000000000400000 RDI: 00007f7bf47e0708 [ 279.627816][ T28] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 279.635973][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.643985][ T28] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffc0f9a2b40 [ 279.652092][ T28] [ 279.655160][ T28] INFO: task syz.3.459:5542 blocked for more than 145 seconds. [ 279.662777][ T28] Not tainted syzkaller #0 [ 279.667813][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.677029][ T28] task:syz.3.459 state:D stack:26576 pid:5542 ppid:4272 flags:0x00004004 [ 279.686347][ T28] Call Trace: [ 279.689647][ T28] [ 279.692582][ T28] __schedule+0x107f/0x4030 [ 279.697630][ T28] ? mark_lock+0x94/0x320 [ 279.702029][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 279.707333][ T28] ? release_firmware_map_entry+0x187/0x187 [ 279.713298][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 279.719474][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 279.724724][ T28] schedule+0xb9/0x180 [ 279.729035][ T28] io_schedule+0x7c/0xd0 [ 279.733330][ T28] bit_wait_io+0xd/0xc0 [ 279.737757][ T28] __wait_on_bit+0x9b/0x2c0 [ 279.742383][ T28] ? bit_wait+0xc0/0xc0 [ 279.746788][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 279.752294][ T28] ? bit_wait+0xc0/0xc0 [ 279.756701][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 279.761503][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 279.766772][ T28] ? bit_waitqueue+0x30/0x30 [ 279.771419][ T28] ? do_raw_spin_unlock+0x11d/0x230 [ 279.776913][ T28] do_get_write_access+0x605/0xf20 [ 279.782466][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 279.788737][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 279.794945][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 279.801196][ T28] ? rcu_is_watching+0x11/0xa0 [ 279.806134][ T28] ext4_reserve_inode_write+0x201/0x290 [ 279.811720][ T28] __ext4_mark_inode_dirty+0x161/0x7b0 [ 279.817357][ T28] ext4_dirty_inode+0xbf/0x100 [ 279.822180][ T28] ? __ext4_expand_extra_isize+0x3e0/0x3e0 [ 279.828849][ T28] __mark_inode_dirty+0x2e7/0xe80 [ 279.833947][ T28] __file_update_time+0x21d/0x240 [ 279.839247][ T28] file_update_time+0x2f3/0x370 [ 279.844152][ T28] ? __file_remove_privs+0x5f0/0x5f0 [ 279.849529][ T28] ext4_page_mkwrite+0x1a9/0x10d0 [ 279.854591][ T28] ? pte_alloc_one+0x287/0x310 [ 279.859509][ T28] ? ext4_change_inode_journal_flag+0x710/0x710 [ 279.865998][ T28] do_page_mkwrite+0x16b/0x5c0 [ 279.870821][ T28] handle_mm_fault+0x199c/0x3d40 [ 279.875909][ T28] ? mt_find+0x157/0x830 [ 279.880209][ T28] ? numa_migrate_prep+0x250/0x250 [ 279.885751][ T28] ? lock_chain_count+0x20/0x20 [ 279.890671][ T28] ? lock_mm_and_find_vma+0xae/0x2f0 [ 279.898924][ T28] do_user_addr_fault+0x58e/0xb20 [ 279.904012][ T28] exc_page_fault+0x60/0x100 [ 279.908711][ T28] ? clear_bhb_loop+0x60/0xb0 [ 279.913463][ T28] asm_exc_page_fault+0x22/0x30 [ 279.918574][ T28] RIP: 0033:0x7fa063e6baa3 [ 279.923041][ T28] RSP: 002b:00007fff8aca7960 EFLAGS: 00010246 [ 279.929197][ T28] RAX: 00000000003ffde8 RBX: 0000000000000000 RCX: 0000001b2f964000 [ 279.937279][ T28] RDX: 0000001b2f924000 RSI: 0000000000400000 RDI: 00007fa0641e0708 [ 279.945309][ T28] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 279.953420][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 279.961481][ T28] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff8aca7bf0 [ 279.969580][ T28] [ 279.972633][ T28] INFO: task syz.0.460:5543 blocked for more than 145 seconds. [ 279.980404][ T28] Not tainted syzkaller #0 [ 279.985976][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 279.994684][ T28] task:syz.0.460 state:D stack:27632 pid:5543 ppid:4271 flags:0x00004004 [ 280.004008][ T28] Call Trace: [ 280.007490][ T28] [ 280.010465][ T28] __schedule+0x107f/0x4030 [ 280.015110][ T28] ? mark_lock+0x94/0x320 [ 280.020666][ T28] ? __lock_acquire+0x7c40/0x7c40 [ 280.025968][ T28] ? release_firmware_map_entry+0x187/0x187 [ 280.031926][ T28] ? _raw_spin_unlock_irqrestore+0x82/0x120 [ 280.038135][ T28] ? lockdep_hardirqs_on+0x94/0x140 [ 280.043363][ T28] schedule+0xb9/0x180 [ 280.047762][ T28] io_schedule+0x7c/0xd0 [ 280.052059][ T28] bit_wait_io+0xd/0xc0 [ 280.056550][ T28] __wait_on_bit+0x9b/0x2c0 [ 280.061090][ T28] ? bit_wait+0xc0/0xc0 [ 280.065263][ T28] out_of_line_wait_on_bit+0x138/0x190 [ 280.070806][ T28] ? bit_wait+0xc0/0xc0 [ 280.075006][ T28] ? __wait_on_bit+0x2c0/0x2c0 [ 280.079888][ T28] ? do_raw_spin_lock+0x128/0x2f0 [ 280.084962][ T28] ? bit_waitqueue+0x30/0x30 [ 280.090438][ T28] ? do_raw_spin_unlock+0x11d/0x230 [ 280.095890][ T28] do_get_write_access+0x605/0xf20 [ 280.101091][ T28] jbd2_journal_get_write_access+0x108/0x140 [ 280.107353][ T28] __ext4_journal_get_write_access+0x24b/0x6e0 [ 280.113648][ T28] ? __ext4_journal_ensure_credits+0x450/0x450 [ 280.119896][ T28] ? rcu_is_watching+0x11/0xa0 [ 280.124704][ T28] ext4_reserve_inode_write+0x201/0x290 [ 280.130485][ T28] __ext4_mark_inode_dirty+0x161/0x7b0 [ 280.136890][ T28] ext4_dirty_inode+0xbf/0x100 [ 280.141725][ T28] ? __ext4_expand_extra_isize+0x3e0/0x3e0 [ 280.147683][ T28] __mark_inode_dirty+0x2e7/0xe80 [ 280.152756][ T28] __file_update_time+0x21d/0x240 [ 280.157896][ T28] file_update_time+0x2f3/0x370 [ 280.162802][ T28] ? __file_remove_privs+0x5f0/0x5f0 [ 280.168191][ T28] ext4_page_mkwrite+0x1a9/0x10d0 [ 280.173278][ T28] ? pte_alloc_one+0x287/0x310 [ 280.179072][ T28] ? ext4_change_inode_journal_flag+0x710/0x710 [ 280.186917][ T28] do_page_mkwrite+0x16b/0x5c0 [ 280.192153][ T28] handle_mm_fault+0x199c/0x3d40 [ 280.197219][ T28] ? mt_find+0x157/0x830 [ 280.201530][ T28] ? numa_migrate_prep+0x250/0x250 [ 280.206744][ T28] ? lock_chain_count+0x20/0x20 [ 280.211647][ T28] ? lock_mm_and_find_vma+0xae/0x2f0 [ 280.217023][ T28] do_user_addr_fault+0x58e/0xb20 [ 280.222125][ T28] exc_page_fault+0x60/0x100 [ 280.226838][ T28] ? clear_bhb_loop+0x60/0xb0 [ 280.231560][ T28] asm_exc_page_fault+0x22/0x30 [ 280.236502][ T28] RIP: 0033:0x7f669746baa3 [ 280.240958][ T28] RSP: 002b:00007ffdf20ac8d0 EFLAGS: 00010246 [ 280.247133][ T28] RAX: 00000000003ffde8 RBX: 0000000000000000 RCX: 0000001b2f664000 [ 280.255131][ T28] RDX: 0000001b2f624000 RSI: 0000000000400000 RDI: 00007f66977e0708 [ 280.263181][ T28] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 280.271217][ T28] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 280.279258][ T28] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffdf20acb60 [ 280.287318][ T28] [ 280.290800][ T28] [ 280.290800][ T28] Showing all locks held in the system: [ 280.298598][ T28] 1 lock held by rcu_tasks_kthre/12: [ 280.303901][ T28] #0: ffffffff8cb2e170 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 [ 280.314426][ T28] 1 lock held by rcu_tasks_trace/13: [ 280.319838][ T28] #0: ffffffff8cb2e990 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 [ 280.330942][ T28] 1 lock held by khungtaskd/28: [ 280.335852][ T28] #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 [ 280.346074][ T28] 1 lock held by syslogd/3620: [ 280.350876][ T28] #0: ffff8880b8e3acd8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x25/0x130 [ 280.361072][ T28] 2 locks held by getty/4027: [ 280.365849][ T28] #0: ffff88802fdd9098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 280.375668][ T28] #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41e/0x1360 [ 280.385986][ T28] 3 locks held by syz-executor/4258: [ 280.391298][ T28] #0: ffff88807acaf958 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.401844][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.411834][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.421653][ T28] 6 locks held by kworker/u4:7/4338: [ 280.427014][ T28] #0: ffff88801774d938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 [ 280.437814][ T28] #1: ffffc90004aa7d00 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 [ 280.449755][ T28] #2: ffff88807de320e0 (&type->s_umount_key#31){++++}-{3:3}, at: trylock_super+0x1c/0xf0 [ 280.459773][ T28] #3: ffff88807de34c18 (&sbi->s_writepages_rwsem){.+.+}-{0:0}, at: ext4_writepages+0x213/0x2e70 [ 280.470445][ T28] #4: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.481092][ T28] #5: ffff888073e670e0 (&ei->i_data_sem){++++}-{3:3}, at: ext4_map_blocks+0x914/0x1a90 [ 280.491175][ T28] 3 locks held by syz.4.455/5539: [ 280.497490][ T28] #0: ffff88807727d3d8 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.507672][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.517678][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.527586][ T28] 3 locks held by syz.1.456/5540: [ 280.532894][ T28] #0: ffff888019f917d8 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.542897][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.552773][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.562542][ T28] 3 locks held by syz.2.458/5541: [ 280.567712][ T28] #0: ffff888019f90158 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.577810][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.587731][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.597888][ T28] 3 locks held by syz.3.459/5542: [ 280.602958][ T28] #0: ffff88807727f1d8 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.614468][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.624555][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.634503][ T28] 3 locks held by syz.0.460/5543: [ 280.639742][ T28] #0: ffff888019f91058 (&mm->mmap_lock){++++}-{3:3}, at: lock_mm_and_find_vma+0x2e/0x2f0 [ 280.649818][ T28] #1: ffff88807de32558 (sb_pagefaults){.+.+}-{0:0}, at: ext4_page_mkwrite+0x192/0x10d0 [ 280.659843][ T28] #2: ffff88807de36990 (jbd2_handle){++++}-{0:0}, at: start_this_handle+0x2014/0x2240 [ 280.669817][ T28] [ 280.672173][ T28] ============================================= [ 280.672173][ T28] [ 280.680681][ T28] NMI backtrace for cpu 1 [ 280.685047][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted syzkaller #0 [ 280.692254][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 280.702355][ T28] Call Trace: [ 280.705653][ T28] [ 280.708604][ T28] dump_stack_lvl+0x188/0x24e [ 280.713286][ T28] ? show_regs_print_info+0x12/0x12 [ 280.718485][ T28] ? load_image+0x410/0x410 [ 280.723003][ T28] ? vprintk_emit+0x59f/0x6a0 [ 280.727703][ T28] ? printk_sprint+0x460/0x460 [ 280.732492][ T28] nmi_cpu_backtrace+0x3e6/0x460 [ 280.737478][ T28] ? nmi_trigger_cpumask_backtrace+0x450/0x450 [ 280.743683][ T28] ? _printk+0xda/0x130 [ 280.747867][ T28] ? load_image+0x410/0x410 [ 280.752482][ T28] ? load_image+0x410/0x410 [ 280.757013][ T28] ? nmi_trigger_cpumask_backtrace+0xf3/0x450 [ 280.763193][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 280.769282][ T28] nmi_trigger_cpumask_backtrace+0x1d4/0x450 [ 280.775287][ T28] watchdog+0xf0e/0xf50 [ 280.779463][ T28] ? watchdog+0x1ed/0xf50 [ 280.783820][ T28] kthread+0x29d/0x330 [ 280.787905][ T28] ? hungtask_pm_notify+0x40/0x40 [ 280.792951][ T28] ? kthread_blkcg+0xd0/0xd0 [ 280.797570][ T28] ret_from_fork+0x1f/0x30 [ 280.802054][ T28] [ 280.805595][ T28] Sending NMI from CPU 1 to CPUs 0: [ 280.810985][ C0] NMI backtrace for cpu 0 [ 280.810996][ C0] CPU: 0 PID: 3620 Comm: syslogd Not tainted syzkaller #0 [ 280.811012][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 280.811021][ C0] RIP: 0010:kasan_check_range+0x1b0/0x290 [ 280.811051][ C0] Code: f3 4d 01 f3 49 89 df 49 8d 5f 07 4d 85 ff 49 0f 49 df 48 83 e3 f8 49 29 df 74 0e 41 80 3b 00 75 69 49 ff c3 49 ff cf 75 f2 5b <41> 5c 41 5e 41 5f 5d c3 45 84 ff 0f 85 91 00 00 00 41 f7 c7 00 ff [ 280.811065][ C0] RSP: 0018:ffffc900032874f8 EFLAGS: 00000256 [ 280.811079][ C0] RAX: 0000000000000001 RBX: 0000000000000010 RCX: ffffffff8139037a [ 280.811090][ C0] RDX: 0000000000000001 RSI: 0000000000000010 RDI: ffffc90003287638 [ 280.811100][ C0] RBP: 0000000000000000 R08: ffffc90003287647 R09: 1ffff92000650ec8 [ 280.811111][ C0] R10: dffffc0000000000 R11: fffff52000650ec9 R12: dffffc0000000001 [ 280.811123][ C0] R13: ffffc90003288000 R14: 1ffff92000650ec7 R15: 0000000000000002 [ 280.811134][ C0] FS: 00007f4fda2b9c80(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 [ 280.811148][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 280.811159][ C0] CR2: 0000555834a6c168 CR3: 000000007e3d3000 CR4: 00000000003506f0 [ 280.811174][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 280.811183][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 280.811192][ C0] Call Trace: [ 280.811197][ C0] [ 280.811204][ C0] memset+0x1e/0x40 [ 280.811220][ C0] unwind_next_frame+0x8da/0x1fd0 [ 280.811242][ C0] ? stack_trace_save+0xa6/0xf0 [ 280.811265][ C0] ? stack_trace_save+0xf0/0xf0 [ 280.811286][ C0] arch_stack_walk+0x10c/0x140 [ 280.811308][ C0] ? kasan_set_track+0x4b/0x70 [ 280.811332][ C0] stack_trace_save+0xa6/0xf0 [ 280.811352][ C0] ? stack_trace_snprint+0xe0/0xe0 [ 280.811372][ C0] ? slab_free_freelist_hook+0x133/0x1b0 [ 280.811393][ C0] ? __unix_dgram_recvmsg+0xa04/0xda0 [ 280.811415][ C0] ? sock_read_iter+0x2da/0x3a0 [ 280.811432][ C0] ? vfs_read+0x471/0x960 [ 280.811459][ C0] kasan_set_track+0x4b/0x70 [ 280.811509][ C0] ? skb_release_data+0x5e9/0x7e0 [ 280.811525][ C0] ? kmem_cache_free+0xf7/0x2a0 [ 280.811542][ C0] kasan_save_free_info+0x27/0x40 [ 280.811558][ C0] ____kasan_slab_free+0x126/0x1f0 [ 280.811582][ C0] slab_free_freelist_hook+0x133/0x1b0 [ 280.811605][ C0] ? __unix_dgram_recvmsg+0xa04/0xda0 [ 280.811626][ C0] kmem_cache_free+0xf7/0x2a0 [ 280.811646][ C0] __unix_dgram_recvmsg+0xa04/0xda0 [ 280.811672][ C0] ? unix_unhash+0x10/0x10 [ 280.811694][ C0] ? aa_af_perm+0x340/0x340 [ 280.811712][ C0] ? aa_file_perm+0x3ea/0xf00 [ 280.811729][ C0] ? bpf_lsm_socket_recvmsg+0x5/0x10 [ 280.811746][ C0] ? security_socket_recvmsg+0x85/0xb0 [ 280.811769][ C0] ? unix_dgram_recvmsg+0xa9/0xd0 [ 280.811795][ C0] sock_read_iter+0x2da/0x3a0 [ 280.811813][ C0] ? kernel_sock_ip_overhead+0x590/0x590 [ 280.811838][ C0] ? common_file_perm+0x171/0x1c0 [ 280.811866][ C0] vfs_read+0x471/0x960 [ 280.811892][ C0] ? kernel_read+0x1e0/0x1e0 [ 280.811914][ C0] ? rcu_is_watching+0x11/0xa0 [ 280.811940][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 280.811961][ C0] ? __fdget_pos+0x1d4/0x360 [ 280.811986][ C0] ksys_read+0x14d/0x260 [ 280.812012][ C0] ? vfs_write+0x9a0/0x9a0 [ 280.812038][ C0] ? lockdep_hardirqs_on+0x94/0x140 [ 280.812061][ C0] do_syscall_64+0x4c/0xa0 [ 280.812077][ C0] ? clear_bhb_loop+0x60/0xb0 [ 280.812093][ C0] ? clear_bhb_loop+0x60/0xb0 [ 280.812109][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 280.812135][ C0] RIP: 0033:0x7f4fda409407 [ 280.812148][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 280.812160][ C0] RSP: 002b:00007fffac407690 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 280.812175][ C0] RAX: ffffffffffffffda RBX: 00007f4fda2b9c80 RCX: 00007f4fda409407 [ 280.812187][ C0] RDX: 00000000000000ff RSI: 00005611cca8b950 RDI: 0000000000000000 [ 280.812197][ C0] RBP: 00005611cca8b910 R08: 0000000000000000 R09: 0000000000000000 [ 280.812207][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 00005611cca8b997 [ 280.812217][ C0] R13: 0000000000000000 R14: 00005611cca8b950 R15: 000056119ea5fd98 [ 280.812234][ C0] [ 280.826082][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 280.826113][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted syzkaller #0 [ 280.826161][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 280.826189][ T28] Call Trace: [ 280.826208][ T28] [ 280.826227][ T28] dump_stack_lvl+0x188/0x24e [ 280.826286][ T28] ? memcpy+0x3c/0x60 [ 280.826341][ T28] ? show_regs_print_info+0x12/0x12 [ 280.826389][ T28] ? load_image+0x410/0x410 [ 280.826477][ T28] panic+0x2d3/0x710 [ 280.826540][ T28] ? schedule_preempt_disabled+0x20/0x20 [ 280.826594][ T28] ? bpf_jit_dump+0xd0/0xd0 [ 280.826653][ T28] ? __irq_work_queue_local+0x12c/0x190 [ 280.826741][ T28] ? nmi_trigger_cpumask_backtrace+0x35b/0x450 [ 280.826799][ T28] ? nmi_trigger_cpumask_backtrace+0x360/0x450 [ 280.826856][ T28] watchdog+0xf4d/0xf50 [ 280.826916][ T28] ? watchdog+0x1ed/0xf50 [ 280.826984][ T28] kthread+0x29d/0x330 [ 280.827033][ T28] ? hungtask_pm_notify+0x40/0x40 [ 280.827090][ T28] ? kthread_blkcg+0xd0/0xd0 [ 280.827132][ T28] ret_from_fork+0x1f/0x30 [ 280.827254][ T28] [ 281.349249][ T28] Kernel Offset: disabled [ 281.353594][ T28] Rebooting in 86400 seconds..