last executing test programs: 10.681668448s ago: executing program 0 (id=1): syz_mount_image$vfat(&(0x7f0000000240), &(0x7f0000000280)='./file0\x00', 0x0, &(0x7f00000002c0), 0x1, 0x21b, &(0x7f0000000440)="$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") mount(0x0, &(0x7f0000000100)='.\x00', 0x0, 0x20, &(0x7f0000000200)='iocharset=iso8859-14\x00') openat(0xffffffffffffff9c, &(0x7f0000000400)='a_very_long_filename_to_trigger_lfn_and_uni2char\x00', 0x42, 0x1ff) 10.671989348s ago: executing program 3 (id=5): syz_open_dev$evdev(&(0x7f0000000080), 0x2, 0x842) openat$ptp0(0xffffffffffffff9c, &(0x7f0000000000), 0x80701, 0x0) pipe(&(0x7f00000001c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) bpf$MAP_CREATE(0x0, &(0x7f0000000280)=@base={0x12, 0x7, 0x4, 0x2}, 0x50) syz_btf_id_by_name$bpf_lsm(0x0) pipe(&(0x7f0000000200)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000007c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000) recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)=[@cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x100}, 0x80) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000680), 0x901800, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000040)={0x3, 0x2, 0x3000, 0x1000, &(0x7f0000feb000/0x1000)=nil}) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xa, 0x4, &(0x7f0000000080)=ANY=[@ANYBLOB="7b87f2", @ANYRES64=r6], &(0x7f00000000c0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x94) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) syz_kvm_setup_cpu$x86(r5, r6, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x4, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 10.58378425s ago: executing program 0 (id=6): mkdir(&(0x7f0000000140)='./config\x00', 0x1ff) mount(0x0, &(0x7f00000001c0)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000280)='./config/usb_gadget/g1/strings/0x409\x00', 0x1ff) r0 = open(&(0x7f00000002c0)='./config/usb_gadget/g1/strings/0x409/serialnumber\x00', 0x20241, 0x1ff) close(r0) mkdir(&(0x7f0000000380)='./config/usb_gadget/g1/functions/uvc.usb0\x00', 0x1ff) mkdir(&(0x7f00000003c0)='./config/usb_gadget/g1/functions/uvc.usb0/streaming/uncompressed/yuyv\x00', 0x1ff) mkdir(&(0x7f0000000440)='./config/usb_gadget/g1/functions/uvc.usb0/streaming/uncompressed/yuyv/720p\x00', 0x1ff) close(0xffffffffffffffff) close(0xffffffffffffffff) open(&(0x7f0000000640)='./config/usb_gadget/g1/functions/uvc.usb0/streaming/uncompressed/yuyv/720p/dwMaxVideoFrameBufferSize\x00', 0x241, 0x1ff) write(r0, &(0x7f0000000e40)='1843200+', 0x8) 10.58192478s ago: executing program 1 (id=2): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_MSR_PLATFORM_INFO(r1, 0x4068aea3, &(0x7f00000004c0)={0x9f, 0x0, 0x1}) 10.57144907s ago: executing program 2 (id=3): setsockopt$inet6_tcp_TCP_REPAIR_QUEUE(0xffffffffffffffff, 0x6, 0x14, &(0x7f0000000400)=0x1, 0x4) openat(0xffffffffffffff9c, &(0x7f0000000580)='./file0\x00', 0x2c41, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000001180), 0x2, 0x0) mount$fuse(0x0, &(0x7f00000020c0)='./file0\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000100000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r0, &(0x7f0000002100)={0x2020, 0x0, 0x0}, 0x2020) syz_fuse_handle_req(r0, &(0x7f00000062c0)="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", 0x2000, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={0x10, 0xffffffffffffffda, 0x3ff, {0x0, 0xb}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$FUSE_INIT(r0, &(0x7f0000000180)={0x50, 0x0, r1, {0x7, 0x2b, 0xffffffde, 0x2040d00c, 0x0, 0xfffe, 0x2, 0x1, 0x0, 0x0, 0x100, 0x100}}, 0x50) openat(0xffffffffffffff9c, &(0x7f0000000240)='./file0\x00', 0x40242, 0x1) r2 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x72, 0x0, 0x7fff0000}]}) close_range(r2, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f000000c380)='./file0\x00', 0x20842, 0x0) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000fe4000/0x11000)=nil, &(0x7f0000ff1000/0xf000)=nil, &(0x7f0000ff1000/0x2000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000ff8000/0x3000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ff5000/0x1000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ffa000/0x2000)=nil, 0x0}, 0x68) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x24004084) io_uring_setup(0x899, &(0x7f0000000040)={0x0, 0x3cb1, 0x1c080, 0xa, 0x260}) 10.463574613s ago: executing program 4 (id=4): syz_mount_image$erofs(&(0x7f00000003c0), &(0x7f0000000880)='./file0\x00', 0x18000c6, &(0x7f00000005c0)=ANY=[@ANYRES16=0x0, @ANYRES32], 0x0, 0x17d, &(0x7f0000001ac0)="$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") mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000380), 0x0, &(0x7f0000000400)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@metacopy_on}]}) chdir(&(0x7f0000000140)='./bus\x00') link(&(0x7f0000000700)='./file2\x00', &(0x7f0000000840)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') rename(&(0x7f0000000340)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000440)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00') 10.431335334s ago: executing program 0 (id=7): syz_open_dev$evdev(&(0x7f0000000080), 0x2, 0x842) openat$ptp0(0xffffffffffffff9c, &(0x7f0000000000), 0x80701, 0x0) pipe(&(0x7f00000001c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) bpf$MAP_CREATE(0x0, &(0x7f0000000280)=@base={0x12, 0x7, 0x4, 0x2}, 0x50) syz_btf_id_by_name$bpf_lsm(0x0) pipe(&(0x7f0000000200)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000007c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000) recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)=[@cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @cred={{0x1c}}], 0xd8}, 0x80) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000680), 0x901800, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000040)={0x3, 0x2, 0x3000, 0x1000, &(0x7f0000feb000/0x1000)=nil}) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xa, 0x4, &(0x7f0000000080)=ANY=[@ANYBLOB="7b87f2", @ANYRES64=r6], &(0x7f00000000c0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x94) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) syz_kvm_setup_cpu$x86(r5, r6, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x4, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 10.401173434s ago: executing program 1 (id=8): r0 = openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x7101}) r1 = socket(0x400000000010, 0x3, 0x0) r2 = socket$unix(0x1, 0x5, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0x400000000010, 0x3, 0x0) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = socket(0x400000000010, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r6, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x70bd28, 0x25dfdbfd, {0x0, 0x0, 0x0, r7, {0x0, 0xfff1}, {0xffff, 0xffff}, {0x0, 0xf}}, [@qdisc_kind_options=@q_multiq={{0xb}, {0x8, 0x2, {0x2}}}]}, 0x38}}, 0x0) sendmsg$nl_route_sched(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000440)=@newtfilter={0x44, 0x2c, 0xd27, 0x70bd21, 0x25dfdbff, {0x0, 0x0, 0x0, r7, {0xc, 0xfff2}, {}, {0xfff2, 0x2}}, [@filter_kind_options=@f_bpf={{0x8}, {0x18, 0x2, [@TCA_BPF_OPS={{0x6, 0x4, 0x1}, {0xc, 0x5, [{0x6, 0xd, 0x5, 0x4}]}}]}}]}, 0x44}, 0x1, 0x0, 0x0, 0x8848}, 0x20004804) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000006080)=@newtfilter={0x38, 0x2c, 0xd27, 0x70bd24, 0x25dfdbff, {0x0, 0x0, 0x0, r8, {0xb, 0x9}, {}, {0xfff2, 0x2}}, [@TCA_CHAIN={0x8, 0xb, 0x6}, @filter_kind_options=@f_fw={{0x7}, {0x4}}]}, 0x38}, 0x1, 0x0, 0x0, 0x8848}, 0x20004804) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000006040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)=@gettfilter={0x24, 0x2e, 0x205, 0x70bd2c, 0x25dfdafd, {0x0, 0x0, 0x0, r9, {0xc, 0xc}, {0x0, 0xfff1}}}, 0x24}, 0x1, 0x0, 0x0, 0x20000801}, 0x4041080) 10.395873665s ago: executing program 2 (id=9): socket$inet_udp(0x2, 0x2, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x11, 0x4, 0x4, 0x4}, 0x50) bpf$MAP_DELETE_ELEM(0x3, &(0x7f00000002c0)={r0, &(0x7f0000000540)}, 0x20) r1 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x20800, 0x0) ioctl$TCSBRKP(r1, 0x5425, 0xac1) r2 = creat(&(0x7f00000005c0)='./file0\x00', 0x0) close(r2) r3 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000007b80)=ANY=[@ANYBLOB="12010000000000106a058400000000000001090224000100000000090400000103000000092100000001220b0009058103"], 0x0) syz_usb_control_io(r3, 0x0, 0x0) syz_usb_control_io(r3, &(0x7f00000004c0)={0x2c, &(0x7f0000000a40)=ANY=[@ANYBLOB="40159e0000009e2317800552164f7660"], &(0x7f00000003c0)={0x0, 0x3, 0x4, @lang_id={0x4, 0x3, 0x810}}, 0x0, &(0x7f0000000440)={0x20, 0x29, 0xf, {0xf, 0x29, 0x2, 0xb, 0xf, 0xf, "60921651", "511bfbc9"}}, 0x0}, 0x0) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, 0x0, 0x0) bpf$ITER_CREATE(0x21, 0x0, 0x0) socket$packet(0x11, 0x3, 0x300) r4 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r4, 0x11b, 0x4, 0x0, 0x0) setsockopt$XDP_UMEM_COMPLETION_RING(r4, 0x11b, 0x6, 0x0, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$XDP_RX_RING(r4, 0x11b, 0x2, 0x0, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext2\x00', &(0x7f0000000180)='./file0\x00', 0x48a, &(0x7f0000000000)={[{@jqfmt_vfsold}, {@grpjquota, 0x22}, {@jqfmt_vfsold}, {@noload}, {@nombcache}, {@usrjquota, 0x22}, {@nogrpid}, {@data_err_abort}, {@init_itable}]}, 0x41, 0x455, &(0x7f0000000d80)="$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") mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0) syz_genetlink_get_family_id$batadv(&(0x7f0000000280), r2) syz_clone(0x11, 0x0, 0xb, 0x0, 0x0, 0x0) ioctl$TCSBRKP(r1, 0x5425, 0x0) 10.353190146s ago: executing program 1 (id=10): syz_open_dev$evdev(&(0x7f0000000080), 0x2, 0x842) openat$ptp0(0xffffffffffffff9c, &(0x7f0000000000), 0x80701, 0x0) pipe(&(0x7f00000001c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) bpf$MAP_CREATE(0x0, &(0x7f0000000280)=@base={0x12, 0x7, 0x4, 0x2}, 0x50) syz_btf_id_by_name$bpf_lsm(0x0) pipe(&(0x7f0000000200)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000007c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) sendmsg$inet(r0, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000200)=[@cred={{0x1c}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x10}}, @rights={{0x10}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x118}, 0x80) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000680), 0x901800, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000040)={0x3, 0x2, 0x3000, 0x1000, &(0x7f0000feb000/0x1000)=nil}) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xa, 0x4, 0x0, &(0x7f00000000c0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x94) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) syz_kvm_setup_cpu$x86(r4, r5, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x4, 0x0, 0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) 10.322562136s ago: executing program 4 (id=11): r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCBRDELBR(r0, 0x89a2, &(0x7f0000000000)='macvlan1\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./dbg\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./dbg\x00', &(0x7f0000000040)='debugfs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./dbg/failslab/ignore-gfp-wait\x00', 0x1, 0x0) write(r1, &(0x7f00000000c0)='N\x00', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./dbg/failslab/times\x00', 0x1, 0x0) write(r2, &(0x7f0000000140)='1000', 0x4) r3 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r3, &(0x7f00000001c0)='0\x00', 0x1) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f00000002c0), 0x206142, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='1\x00', 0x1) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) mkdir(&(0x7f0000000000)='./my_tracefs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_tracefs\x00', &(0x7f0000000200)='tracefs\x00', 0x0, 0x0) 10.214187559s ago: executing program 4 (id=12): syz_open_dev$evdev(&(0x7f0000000080), 0x2, 0x842) openat$ptp0(0xffffffffffffff9c, &(0x7f0000000000), 0x80701, 0x0) pipe(&(0x7f00000001c0)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)) socketpair(0x1, 0x1, 0x0, &(0x7f0000000000)) bpf$MAP_CREATE(0x0, &(0x7f0000000280)=@base={0x12, 0x7, 0x4, 0x2}, 0x50) syz_btf_id_by_name$bpf_lsm(0x0) pipe(&(0x7f0000000200)) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000007c0)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) sendmsg$inet(r1, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000) recvmsg$unix(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000080), 0x100}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r3, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) recvmsg$unix(r2, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x80) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000680), 0x901800, 0x0) r5 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r5, 0x4020ae46, &(0x7f0000000040)={0x3, 0x2, 0x3000, 0x1000, &(0x7f0000feb000/0x1000)=nil}) bpf$PROG_LOAD(0x5, &(0x7f0000000140)={0xa, 0x4, &(0x7f0000000080)=ANY=[@ANYBLOB="7b87f2", @ANYRES64=r6], &(0x7f00000000c0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, @fallback=0x9, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x94) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1) syz_kvm_setup_cpu$x86(r5, r6, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, 0x0}], 0x1, 0x4, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 5.901998261s ago: executing program 2 (id=13): madvise(&(0x7f0000000000/0x800000)=nil, 0x800000, 0xe) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000100)=0x5) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e20}, 0x6e) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) bpf$MAP_CREATE(0x0, 0x0, 0x50) close(0x3) ioctl$FS_IOC_FSGETXATTR(r1, 0x801c581f, &(0x7f0000000000)={0x8, 0x6, 0x7, 0x3, 0x5}) ioctl$sock_ipv6_tunnel_SIOCDELTUNNEL(0xffffffffffffffff, 0x89f2, 0x0) syz_emit_ethernet(0x4a, 0x0, 0x0) ioctl$TIOCL_SETSEL(0xffffffffffffffff, 0x541c, &(0x7f0000001900)={0x2, {0xc, 0x117, 0x5, 0x101, 0x200}}) bpf$PROG_LOAD(0x5, 0x0, 0x0) memfd_create(&(0x7f0000000000)='/dev/sda1\x00', 0x1) mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0xc) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$FIBMAP(r2, 0x1, &(0x7f0000000100)=0x3) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x15) 0s ago: executing program 2 (id=14): openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='memory.stat\x00', 0x275a, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_io_uring_setup(0xd3a, &(0x7f0000000080)={0x0, 0x8010001, 0x3a10, 0x200004, 0x2003}, 0x0, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) socket$inet(0x2, 0x2, 0x1) socket$nl_generic(0x10, 0x3, 0x10) socket$nl_netfilter(0x10, 0x3, 0xc) socket$nl_xfrm(0x10, 0x3, 0x6) socket$nl_netfilter(0x10, 0x3, 0xc) mmap$IORING_OFF_SQ_RING(0x0, 0x8000002, 0x2000007, 0x401d031, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x3d, 0x0, 0x0) sendmsg$inet(0xffffffffffffffff, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[@ANYBLOB="28010000000000000100000001"], 0x128}, 0x4004000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$inet(r2, &(0x7f0000001b00)={0x0, 0x0, 0x0, 0x0, &(0x7f0000001d80)=ANY=[], 0x128}, 0x0) recvmsg$unix(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c}}, @rights={{0x10}}, @rights={{0x10}}, @rights={{0x10}}], 0x50}, 0x80) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socketpair$unix(0x1, 0x2, 0x0, 0x0) syz_ublk_add_dev(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000200)={0x2e, 0x0, 0x0, 0xffffffffffffffff, 0xc0207504, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, '\x00', {0xffffffff, 0xffff, 0x40, &(0x7f00000001c0)=@new_dev={0x4, 0x3c9, 0x0, 0x0, 0x1000, 0xffffffff, 0x0, 0x0, 0x40}}}, &(0x7f0000000300)=0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup(r4) syz_ublk_setup_queues(r5, r3, &(0x7f00000004c0)={0x0, 0xbd, 0x10, 0x1, 0x7f}, &(0x7f0000000a80)=[{0x0, 0x0, 0xffffffffffffffff, {0x0, 0xe708, 0x42, 0x1000002, 0x91}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x3b00, 0x2, 0x1, 0x3aa}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x93ea, 0x2000, 0x4003bfff, 0x2b9}}, {0x0, 0x0, 0xffffffffffffffff, {0x0, 0x5, 0x800, 0x1, 0x26d}}], 0x1, 0x0, 0x0) kernel console output (not intermixed with test programs): [ 30.418336][ T290] alloc_file_pseudo+0xe0/0x200 [ 30.423208][ T290] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 30.426396][ T91] FAULT_INJECTION: forcing a failure. [ 30.426396][ T91] name failslab, interval 1, probability 1, space 0, times 979 [ 30.428681][ T290] ? _raw_spin_unlock+0x4c/0x70 [ 30.446286][ T290] ? alloc_fd+0x4c1/0x570 [ 30.450627][ T290] sock_alloc_file+0xba/0x270 [ 30.455327][ T290] __sys_socket+0x138/0x1a0 [ 30.459846][ T290] __x64_sys_socket+0x7a/0x90 [ 30.464527][ T290] x64_sys_call+0x449/0x9a0 [ 30.469043][ T290] do_syscall_64+0x4c/0xa0 [ 30.473478][ T290] ? clear_bhb_loop+0x30/0x80 [ 30.478165][ T290] ? clear_bhb_loop+0x30/0x80 [ 30.482852][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.488767][ T290] RIP: 0033:0x7fc17c19f807 [ 30.493192][ T290] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 30.512812][ T290] RSP: 002b:00007ffcd2f47428 EFLAGS: 00000206 ORIG_RAX: 0000000000000029 [ 30.521334][ T290] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc17c19f807 [ 30.529323][ T290] RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 [ 30.537300][ T290] RBP: 00007ffcd2f47b5c R08: 0000000000000000 R09: 0000000000000000 [ 30.545277][ T290] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fc17c3eefc0 [ 30.553259][ T290] R13: 00005555623b88d0 R14: 000000000000638d R15: 00007fc17c3f1180 [ 30.561248][ T290] [ 30.564283][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 30.571074][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.581143][ T91] Call Trace: [ 30.584433][ T91] [ 30.587378][ T91] __dump_stack+0x21/0x24 [ 30.591730][ T91] dump_stack_lvl+0x110/0x170 [ 30.593813][ T338] FAULT_INJECTION: forcing a failure. [ 30.593813][ T338] name failslab, interval 1, probability 1, space 0, times 978 [ 30.596424][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.596451][ T91] ? __schedule+0xbea/0x14b0 [ 30.618833][ T91] dump_stack+0x15/0x24 [ 30.623013][ T91] should_fail_ex+0x3bf/0x510 [ 30.627708][ T91] __should_failslab+0xac/0xf0 [ 30.632518][ T91] should_failslab+0x9/0x20 [ 30.637040][ T91] kmem_cache_alloc_node+0x42/0x330 [ 30.642275][ T91] ? __alloc_skb+0xe8/0x4a0 [ 30.646794][ T91] ? __kasan_check_write+0x14/0x20 [ 30.651949][ T91] __alloc_skb+0xe8/0x4a0 [ 30.656299][ T91] alloc_skb_with_frags+0xa8/0x620 [ 30.661424][ T91] ? memcpy+0x56/0x70 [ 30.665420][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 30.670648][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 30.676386][ T91] ? __kasan_check_write+0x14/0x20 [ 30.681510][ T91] ? _raw_spin_lock+0x94/0xf0 [ 30.686215][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 30.691431][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 30.696567][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 30.702134][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 30.708051][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 30.713623][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 30.719095][ T91] __sys_sendto+0x4ac/0x660 [ 30.723610][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 30.728740][ T91] ? __cfi_do_syslog+0x10/0x10 [ 30.733520][ T91] ? __sys_connect+0x267/0x460 [ 30.738390][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 30.743958][ T91] ? xfd_validate_state+0x70/0x150 [ 30.749103][ T91] ? __kasan_check_write+0x14/0x20 [ 30.754224][ T91] __x64_sys_sendto+0xe5/0x100 [ 30.759001][ T91] x64_sys_call+0x83/0x9a0 [ 30.763434][ T91] do_syscall_64+0x4c/0xa0 [ 30.767863][ T91] ? clear_bhb_loop+0x30/0x80 [ 30.772553][ T91] ? clear_bhb_loop+0x30/0x80 [ 30.777241][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 30.783153][ T91] RIP: 0033:0x7fafdd421407 [ 30.787580][ T91] 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 [ 30.807198][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 30.815628][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 30.823623][ T91] RDX: 0000000000000047 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 30.831615][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 30.839617][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 30.847606][ T91] R13: 00007ffff36257e0 R14: 000000000000002c R15: 00007ffff36257e0 [ 30.855615][ T91] [ 30.858722][ T329] CPU: 0 PID: 329 Comm: syz.0.7 Not tainted syzkaller #0 [ 30.865771][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 30.875836][ T329] Call Trace: [ 30.879125][ T329] [ 30.882067][ T329] __dump_stack+0x21/0x24 [ 30.886418][ T329] dump_stack_lvl+0x110/0x170 [ 30.891124][ T329] ? __cfi_dump_stack_lvl+0x8/0x8 [ 30.896175][ T329] dump_stack+0x15/0x24 [ 30.900355][ T329] should_fail_ex+0x3bf/0x510 [ 30.905051][ T329] ? security_inode_alloc+0x33/0x120 [ 30.910356][ T329] __should_failslab+0xac/0xf0 [ 30.915141][ T329] should_failslab+0x9/0x20 [ 30.919666][ T329] kmem_cache_alloc+0x3b/0x320 [ 30.924454][ T329] security_inode_alloc+0x33/0x120 [ 30.929580][ T329] inode_init_always+0x6ee/0x950 [ 30.934538][ T329] new_inode_pseudo+0xa2/0x1f0 [ 30.939336][ T329] new_inode+0x28/0x1e0 [ 30.943508][ T329] ? start_creating+0x1f6/0x300 [ 30.948381][ T329] __debugfs_create_file+0x149/0x500 [ 30.953693][ T329] ? kasan_save_alloc_info+0x1f/0x30 [ 30.958989][ T329] debugfs_create_file+0x4a/0x60 [ 30.963960][ T329] kvm_create_vm_debugfs+0x6e2/0x980 [ 30.969259][ T329] ? hardware_enable_all+0x120/0x120 [ 30.974561][ T329] kvm_dev_ioctl+0xe3a/0x1200 [ 30.979262][ T329] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 30.984396][ T329] ? security_file_ioctl+0x95/0xc0 [ 30.989532][ T329] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 30.994697][ T329] __se_sys_ioctl+0x12f/0x1b0 [ 30.999390][ T329] __x64_sys_ioctl+0x7b/0x90 [ 31.004008][ T329] x64_sys_call+0x58b/0x9a0 [ 31.008529][ T329] do_syscall_64+0x4c/0xa0 [ 31.012963][ T329] ? clear_bhb_loop+0x30/0x80 [ 31.017657][ T329] ? clear_bhb_loop+0x30/0x80 [ 31.022365][ T329] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 31.024309][ T102] FAULT_INJECTION: forcing a failure. [ 31.024309][ T102] name failslab, interval 1, probability 1, space 0, times 976 [ 31.028289][ T329] RIP: 0033:0x7f9f97d9df99 [ 31.028308][ T329] 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 [ 31.028326][ T329] RSP: 002b:00007f9f98d01028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 31.073536][ T329] RAX: ffffffffffffffda RBX: 00007f9f98025fa0 RCX: 00007f9f97d9df99 [ 31.081531][ T329] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000080 [ 31.089525][ T329] RBP: 00007f9f97e34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 31.097521][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.105539][ T329] R13: 00007f9f98026038 R14: 00007f9f98025fa0 R15: 00007fff2217c4f8 [ 31.113538][ T329] [ 31.116580][ T335] CPU: 1 PID: 335 Comm: syz.1.10 Not tainted syzkaller #0 [ 31.117256][ T311] FAULT_INJECTION: forcing a failure. [ 31.117256][ T311] name failslab, interval 1, probability 1, space 0, times 976 [ 31.123718][ T335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.123732][ T335] Call Trace: [ 31.149909][ T335] [ 31.152874][ T335] __dump_stack+0x21/0x24 [ 31.157235][ T335] dump_stack_lvl+0x110/0x170 [ 31.161927][ T335] ? __cfi_dump_stack_lvl+0x8/0x8 [ 31.166983][ T335] dump_stack+0x15/0x24 [ 31.171156][ T335] should_fail_ex+0x3bf/0x510 [ 31.175857][ T335] ? vm_area_dup+0x27/0x280 [ 31.180385][ T335] __should_failslab+0xac/0xf0 [ 31.185182][ T335] should_failslab+0x9/0x20 [ 31.189715][ T335] kmem_cache_alloc+0x3b/0x320 [ 31.194497][ T335] vm_area_dup+0x27/0x280 [ 31.198841][ T335] ? __split_vma+0x1b0/0x980 [ 31.203455][ T335] __split_vma+0x1c6/0x980 [ 31.207898][ T335] ? __vm_enough_memory+0x11a/0x360 [ 31.213111][ T335] split_vma+0x7c/0xd0 [ 31.217197][ T335] mprotect_fixup+0x4ce/0x940 [ 31.221889][ T335] ? __cfi_mprotect_fixup+0x10/0x10 [ 31.227102][ T335] ? security_file_mprotect+0x95/0xc0 [ 31.232499][ T335] do_mprotect_pkey+0x80a/0xbe0 [ 31.237372][ T335] ? prot_none_test+0x10/0x10 [ 31.242063][ T335] ? vm_mmap_pgoff+0x14d/0x3f0 [ 31.246841][ T335] ? __x64_sys_futex+0x100/0x100 [ 31.251800][ T335] ? debug_smp_processor_id+0x17/0x20 [ 31.257188][ T335] __x64_sys_mprotect+0x80/0x90 [ 31.262071][ T335] x64_sys_call+0x997/0x9a0 [ 31.266608][ T335] do_syscall_64+0x4c/0xa0 [ 31.271041][ T335] ? clear_bhb_loop+0x30/0x80 [ 31.275732][ T335] ? clear_bhb_loop+0x30/0x80 [ 31.280418][ T335] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 31.286331][ T335] RIP: 0033:0x7fb435d9dd97 [ 31.290761][ T335] Code: 89 38 eb 84 0f 1f 80 00 00 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff e9 7a ff ff ff b8 0a 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.310379][ T335] RSP: 002b:00007ffdff5654d8 EFLAGS: 00000206 ORIG_RAX: 000000000000000a [ 31.318804][ T335] RAX: ffffffffffffffda RBX: 00007fb436c636c0 RCX: 00007fb435d9dd97 [ 31.326797][ T335] RDX: 0000000000000003 RSI: 0000000000020000 RDI: 00007fb436c44000 [ 31.334793][ T335] RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 [ 31.342818][ T335] R10: 0000000000021000 R11: 0000000000000206 R12: 00007ffdff565630 [ 31.350803][ T335] R13: ffffffffffffffc0 R14: 0000000000001000 R15: 0000000000000000 [ 31.358794][ T335] [ 31.361825][ T311] CPU: 0 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 31.368709][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.378780][ T311] Call Trace: [ 31.382069][ T311] [ 31.385014][ T311] __dump_stack+0x21/0x24 [ 31.389364][ T311] dump_stack_lvl+0x110/0x170 [ 31.394057][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 31.399093][ T311] ? avc_has_perm+0x163/0x250 [ 31.403800][ T311] dump_stack+0x15/0x24 [ 31.407977][ T311] should_fail_ex+0x3bf/0x510 [ 31.412679][ T311] __should_failslab+0xac/0xf0 [ 31.417469][ T311] should_failslab+0x9/0x20 [ 31.422004][ T311] __kmem_cache_alloc_node+0x3d/0x2d0 [ 31.427399][ T311] ? kernfs_fop_open+0x35d/0xb80 [ 31.432359][ T311] ? __cfi_selinux_file_open+0x10/0x10 [ 31.437839][ T311] ? kernfs_fop_open+0x35d/0xb80 [ 31.442800][ T311] kmalloc_trace+0x29/0xb0 [ 31.447248][ T311] kernfs_fop_open+0x35d/0xb80 [ 31.452033][ T311] do_dentry_open+0x885/0x11f0 [ 31.456843][ T311] ? __cfi_kernfs_fop_open+0x10/0x10 [ 31.462237][ T311] vfs_open+0x73/0x80 [ 31.466239][ T311] path_openat+0x2699/0x2f30 [ 31.470853][ T311] ? slab_post_alloc_hook+0x4f/0x2d0 [ 31.476161][ T311] ? kmem_cache_alloc+0x166/0x320 [ 31.481228][ T311] ? getname_flags+0xba/0x510 [ 31.485932][ T311] ? do_sys_openat2+0xeb/0x820 [ 31.490717][ T311] ? do_filp_open+0x420/0x420 [ 31.495407][ T311] do_filp_open+0x1ee/0x420 [ 31.499932][ T311] ? __cfi_do_filp_open+0x10/0x10 [ 31.504980][ T311] ? alloc_fd+0x4c1/0x570 [ 31.509331][ T311] do_sys_openat2+0x15e/0x820 [ 31.514041][ T311] ? do_sys_open+0xe0/0xe0 [ 31.518483][ T311] __x64_sys_openat+0x136/0x160 [ 31.523354][ T311] x64_sys_call+0x783/0x9a0 [ 31.527876][ T311] do_syscall_64+0x4c/0xa0 [ 31.532317][ T311] ? clear_bhb_loop+0x30/0x80 [ 31.537013][ T311] ? clear_bhb_loop+0x30/0x80 [ 31.541706][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 31.547622][ T311] RIP: 0033:0x7fee88aa7407 [ 31.552066][ T311] 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 [ 31.565048][ T329] debugfs: out of free dentries, can not create file 'pf_fixed' [ 31.571684][ T311] RSP: 002b:00007ffe2b37c600 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 31.571708][ T311] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 31.595731][ T311] RDX: 0000000000080000 RSI: 00007ffe2b37c780 RDI: ffffffffffffff9c [ 31.596679][ T329] FAULT_INJECTION: forcing a failure. [ 31.596679][ T329] name failslab, interval 1, probability 1, space 0, times 975 [ 31.603718][ T311] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 31.603733][ T311] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556a0ec097f5 [ 31.632439][ T311] R13: 0000556a0ec097f5 R14: 0000000000000001 R15: 0000556a0ec24140 [ 31.640425][ T311] [ 31.643456][ T102] CPU: 1 PID: 102 Comm: udevd Not tainted syzkaller #0 [ 31.650325][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.660393][ T102] Call Trace: [ 31.663679][ T102] [ 31.666622][ T102] __dump_stack+0x21/0x24 [ 31.670973][ T102] dump_stack_lvl+0x110/0x170 [ 31.675683][ T102] ? __cfi_dump_stack_lvl+0x8/0x8 [ 31.680742][ T102] dump_stack+0x15/0x24 [ 31.684925][ T102] should_fail_ex+0x3bf/0x510 [ 31.689616][ T102] ? vm_area_dup+0x65/0x280 [ 31.694135][ T102] __should_failslab+0xac/0xf0 [ 31.698918][ T102] should_failslab+0x9/0x20 [ 31.703438][ T102] kmem_cache_alloc+0x3b/0x320 [ 31.708224][ T102] vm_area_dup+0x65/0x280 [ 31.712774][ T102] copy_mm+0xc13/0x1ad0 [ 31.716964][ T102] ? copy_signal+0x630/0x630 [ 31.721555][ T102] ? _raw_spin_lock+0x94/0xf0 [ 31.726239][ T102] ? __init_rwsem+0x11b/0x1f0 [ 31.730935][ T102] ? copy_signal+0x4eb/0x630 [ 31.735525][ T102] copy_process+0x12d8/0x3500 [ 31.740243][ T102] ? sockopt_release_sock+0x1a0/0x1f0 [ 31.745622][ T102] ? idle_dummy+0x10/0x10 [ 31.749962][ T102] ? selinux_socket_setsockopt+0x282/0x360 [ 31.755785][ T102] kernel_clone+0x22f/0x7f0 [ 31.760307][ T102] ? __kasan_check_write+0x14/0x20 [ 31.765428][ T102] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 31.770983][ T102] ? __cfi_kernel_clone+0x10/0x10 [ 31.776035][ T102] ? recalc_sigpending+0x168/0x1c0 [ 31.781154][ T102] __x64_sys_clone+0x193/0x200 [ 31.785952][ T102] ? __cfi___x64_sys_clone+0x10/0x10 [ 31.791252][ T102] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 31.797358][ T102] x64_sys_call+0x990/0x9a0 [ 31.801876][ T102] do_syscall_64+0x4c/0xa0 [ 31.806304][ T102] ? clear_bhb_loop+0x30/0x80 [ 31.810987][ T102] ? clear_bhb_loop+0x30/0x80 [ 31.815701][ T102] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 31.821602][ T102] RIP: 0033:0x7fee88af1636 [ 31.826020][ T102] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 31.845659][ T102] RSP: 002b:00007ffe2b384fe0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 31.854084][ T102] RAX: ffffffffffffffda RBX: 00007ffe2b384fe8 RCX: 00007fee88af1636 [ 31.862067][ T102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 31.870042][ T102] RBP: 0000556a461492c0 R08: 0000000000000000 R09: 0000556a4637f020 [ 31.878017][ T102] R10: 00007fee89167b50 R11: 0000000000000246 R12: 00007ffe2b3853a0 [ 31.885999][ T102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 31.894005][ T102] [ 31.897083][ T338] CPU: 0 PID: 338 Comm: udevd Not tainted syzkaller #0 [ 31.903976][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 31.914074][ T338] Call Trace: [ 31.917381][ T338] [ 31.920321][ T338] __dump_stack+0x21/0x24 [ 31.924678][ T338] dump_stack_lvl+0x110/0x170 [ 31.929368][ T338] ? __cfi_dump_stack_lvl+0x8/0x8 [ 31.934416][ T338] dump_stack+0x15/0x24 [ 31.938588][ T338] should_fail_ex+0x3bf/0x510 [ 31.943279][ T338] ? __alloc_file+0x28/0x2a0 [ 31.947912][ T338] __should_failslab+0xac/0xf0 [ 31.952695][ T338] should_failslab+0x9/0x20 [ 31.957209][ T338] kmem_cache_alloc+0x3b/0x320 [ 31.962010][ T338] __alloc_file+0x28/0x2a0 [ 31.966441][ T338] alloc_empty_file+0x97/0x180 [ 31.971217][ T338] path_openat+0xf4/0x2f30 [ 31.975652][ T338] ? kasan_set_track+0x60/0x70 [ 31.980428][ T338] ? kasan_set_track+0x4b/0x70 [ 31.985210][ T338] ? __kasan_slab_alloc+0x72/0x80 [ 31.990252][ T338] ? slab_post_alloc_hook+0x4f/0x2d0 [ 31.995555][ T338] ? kmem_cache_alloc+0x166/0x320 [ 32.000604][ T338] ? getname_flags+0xba/0x510 [ 32.005303][ T338] ? getname+0x19/0x20 [ 32.009401][ T338] ? do_sys_openat2+0xeb/0x820 [ 32.014185][ T338] ? __x64_sys_openat+0x136/0x160 [ 32.019229][ T338] ? x64_sys_call+0x783/0x9a0 [ 32.023928][ T338] ? do_syscall_64+0x4c/0xa0 [ 32.028537][ T338] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.034634][ T338] ? do_filp_open+0x420/0x420 [ 32.039351][ T338] do_filp_open+0x1ee/0x420 [ 32.043879][ T338] ? __cfi_do_filp_open+0x10/0x10 [ 32.048941][ T338] ? alloc_fd+0x4c1/0x570 [ 32.049845][ T91] FAULT_INJECTION: forcing a failure. [ 32.049845][ T91] name failslab, interval 1, probability 1, space 0, times 973 [ 32.053296][ T338] do_sys_openat2+0x15e/0x820 [ 32.070746][ T338] ? do_rmdir+0x5ea/0x6b0 [ 32.075108][ T338] ? kmem_cache_free+0x12d/0x300 [ 32.080073][ T338] ? do_sys_open+0xe0/0xe0 [ 32.084510][ T338] ? do_rmdir+0x5ea/0x6b0 [ 32.088858][ T338] __x64_sys_openat+0x136/0x160 [ 32.093735][ T338] x64_sys_call+0x783/0x9a0 [ 32.098252][ T338] do_syscall_64+0x4c/0xa0 [ 32.102683][ T338] ? clear_bhb_loop+0x30/0x80 [ 32.107384][ T338] ? clear_bhb_loop+0x30/0x80 [ 32.112080][ T338] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.118005][ T338] RIP: 0033:0x7fee88b15c3a [ 32.122435][ T338] Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24 [ 32.142056][ T338] RSP: 002b:00007ffe2b383bd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 32.150481][ T338] RAX: ffffffffffffffda RBX: 00007ffe2b383c10 RCX: 00007fee88b15c3a [ 32.158460][ T338] RDX: 0000000000090800 RSI: 00007ffe2b384010 RDI: 00000000ffffff9c [ 32.166443][ T338] RBP: 0000556a46386fb0 R08: 0000556a4614c4d0 R09: 0000000000000000 [ 32.174424][ T338] R10: 0000000000000000 R11: 0000000000000206 R12: 0000556a464303a0 [ 32.182413][ T338] R13: 00007ffe2b384810 R14: 0000000000000000 R15: 00007ffe2b384010 [ 32.190403][ T338] [ 32.193437][ T329] CPU: 1 PID: 329 Comm: syz.0.7 Not tainted syzkaller #0 [ 32.200494][ T329] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.210570][ T329] Call Trace: [ 32.213864][ T329] [ 32.216821][ T329] __dump_stack+0x21/0x24 [ 32.221171][ T329] dump_stack_lvl+0x110/0x170 [ 32.225860][ T329] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.230896][ T329] ? __kasan_check_write+0x14/0x20 [ 32.236034][ T329] ? _raw_spin_lock+0x94/0xf0 [ 32.240729][ T329] ? __cfi__raw_spin_lock+0x10/0x10 [ 32.245938][ T329] dump_stack+0x15/0x24 [ 32.250107][ T329] should_fail_ex+0x3bf/0x510 [ 32.254794][ T329] __should_failslab+0xac/0xf0 [ 32.259574][ T329] should_failslab+0x9/0x20 [ 32.264086][ T329] __kmem_cache_alloc_node+0x3d/0x2d0 [ 32.269473][ T329] ? kvm_create_vm_debugfs+0x5b3/0x980 [ 32.274959][ T329] ? kvm_create_vm_debugfs+0x5b3/0x980 [ 32.280425][ T329] kmalloc_trace+0x29/0xb0 [ 32.284848][ T329] kvm_create_vm_debugfs+0x5b3/0x980 [ 32.290141][ T329] ? hardware_enable_all+0x120/0x120 [ 32.295440][ T329] kvm_dev_ioctl+0xe3a/0x1200 [ 32.300134][ T329] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 32.305268][ T329] ? security_file_ioctl+0x95/0xc0 [ 32.310397][ T329] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 32.315529][ T329] __se_sys_ioctl+0x12f/0x1b0 [ 32.320213][ T329] __x64_sys_ioctl+0x7b/0x90 [ 32.324812][ T329] x64_sys_call+0x58b/0x9a0 [ 32.329327][ T329] do_syscall_64+0x4c/0xa0 [ 32.333755][ T329] ? clear_bhb_loop+0x30/0x80 [ 32.338525][ T329] ? clear_bhb_loop+0x30/0x80 [ 32.343216][ T329] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.349133][ T329] RIP: 0033:0x7f9f97d9df99 [ 32.353560][ T329] 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 [ 32.373178][ T329] RSP: 002b:00007f9f98d01028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 32.381606][ T329] RAX: ffffffffffffffda RBX: 00007f9f98025fa0 RCX: 00007f9f97d9df99 [ 32.389595][ T329] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000080 [ 32.397584][ T329] RBP: 00007f9f97e34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 32.405565][ T329] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.413555][ T329] R13: 00007f9f98026038 R14: 00007f9f98025fa0 R15: 00007fff2217c4f8 [ 32.421545][ T329] [ 32.424955][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 32.431753][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.441819][ T91] Call Trace: [ 32.445120][ T91] [ 32.448081][ T91] __dump_stack+0x21/0x24 [ 32.452449][ T91] dump_stack_lvl+0x110/0x170 [ 32.457142][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.462182][ T91] ? __schedule+0xbea/0x14b0 [ 32.466794][ T91] dump_stack+0x15/0x24 [ 32.470963][ T91] should_fail_ex+0x3bf/0x510 [ 32.475652][ T91] __should_failslab+0xac/0xf0 [ 32.480518][ T91] should_failslab+0x9/0x20 [ 32.485116][ T91] kmem_cache_alloc_node+0x42/0x330 [ 32.490361][ T91] ? __alloc_skb+0xe8/0x4a0 [ 32.494892][ T91] ? __kasan_check_write+0x14/0x20 [ 32.500030][ T91] __alloc_skb+0xe8/0x4a0 [ 32.504387][ T91] alloc_skb_with_frags+0xa8/0x620 [ 32.509509][ T91] ? memcpy+0x56/0x70 [ 32.513506][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 32.518727][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 32.524458][ T91] ? __kasan_check_write+0x14/0x20 [ 32.529582][ T91] ? _raw_spin_lock+0x94/0xf0 [ 32.534280][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 32.539504][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 32.544644][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 32.550225][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 32.556142][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 32.561719][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 32.567207][ T91] __sys_sendto+0x4ac/0x660 [ 32.571740][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 32.576798][ T91] ? __cfi_do_syslog+0x10/0x10 [ 32.581589][ T91] ? __sys_connect+0x267/0x460 [ 32.586386][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 32.591956][ T91] ? xfd_validate_state+0x70/0x150 [ 32.597105][ T91] ? __kasan_check_write+0x14/0x20 [ 32.602238][ T91] __x64_sys_sendto+0xe5/0x100 [ 32.607028][ T91] x64_sys_call+0x83/0x9a0 [ 32.611647][ T91] do_syscall_64+0x4c/0xa0 [ 32.616107][ T91] ? clear_bhb_loop+0x30/0x80 [ 32.620804][ T91] ? clear_bhb_loop+0x30/0x80 [ 32.625498][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 32.631548][ T91] RIP: 0033:0x7fafdd421407 [ 32.635977][ T91] 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 [ 32.655716][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 32.664243][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 32.672414][ T91] RDX: 000000000000003d RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 32.680401][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 32.688397][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 32.696387][ T91] R13: 00007ffff36257e0 R14: 0000000000000022 R15: 00007ffff36257e0 [ 32.704391][ T91] [ 32.707747][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 [ 32.708874][ T311] FAULT_INJECTION: forcing a failure. [ 32.708874][ T311] name failslab, interval 1, probability 1, space 0, times 972 [ 32.715062][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.715078][ T24] Workqueue: mld mld_dad_work [ 32.715102][ T24] Call Trace: [ 32.715108][ T24] [ 32.715115][ T24] __dump_stack+0x21/0x24 [ 32.753264][ T24] dump_stack_lvl+0x110/0x170 [ 32.757455][ T338] FAULT_INJECTION: forcing a failure. [ 32.757455][ T338] name failslab, interval 1, probability 1, space 0, times 971 [ 32.757969][ T24] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.775765][ T24] ? ip6_finish_output+0x63e/0xbe0 [ 32.780906][ T24] dump_stack+0x15/0x24 [ 32.785074][ T24] should_fail_ex+0x3bf/0x510 [ 32.789769][ T24] __should_failslab+0xac/0xf0 [ 32.794562][ T24] should_failslab+0x9/0x20 [ 32.799077][ T24] kmem_cache_alloc_node+0x42/0x330 [ 32.804295][ T24] ? __alloc_skb+0xe8/0x4a0 [ 32.808818][ T24] __alloc_skb+0xe8/0x4a0 [ 32.813161][ T24] mld_newpack+0x143/0xa30 [ 32.817682][ T24] ? mld_sendpack+0xda0/0xda0 [ 32.822370][ T24] ? add_grec+0x13f0/0x13f0 [ 32.826905][ T24] add_grec+0xf26/0x13f0 [ 32.831158][ T24] ? __kasan_check_write+0x14/0x20 [ 32.836286][ T24] ? __cfi_mutex_lock+0x10/0x10 [ 32.841159][ T24] mld_dad_work+0x205/0x670 [ 32.845723][ T24] process_one_work+0x717/0xc30 [ 32.850586][ T24] worker_thread+0xa4d/0x11d0 [ 32.855301][ T24] kthread+0x281/0x320 [ 32.859383][ T24] ? __cfi_worker_thread+0x10/0x10 [ 32.864540][ T24] ? __cfi_kthread+0x10/0x10 [ 32.869157][ T24] ret_from_fork+0x1f/0x30 [ 32.873602][ T24] [ 32.876640][ T311] CPU: 0 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 32.878919][ T290] FAULT_INJECTION: forcing a failure. [ 32.878919][ T290] name failslab, interval 1, probability 1, space 0, times 971 [ 32.883523][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 32.896532][ T342] debugfs: out of free dentries, can not create file 'halt_wait_ns' [ 32.906451][ T311] Call Trace: [ 32.906461][ T311] [ 32.906469][ T311] __dump_stack+0x21/0x24 [ 32.906498][ T311] dump_stack_lvl+0x110/0x170 [ 32.925121][ T342] FAULT_INJECTION: forcing a failure. [ 32.925121][ T342] name failslab, interval 1, probability 1, space 0, times 970 [ 32.929770][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 32.947588][ T311] dump_stack+0x15/0x24 [ 32.951763][ T311] should_fail_ex+0x3bf/0x510 [ 32.956445][ T311] ? skb_clone+0x1e8/0x380 [ 32.960874][ T311] __should_failslab+0xac/0xf0 [ 32.965653][ T311] should_failslab+0x9/0x20 [ 32.970174][ T311] kmem_cache_alloc+0x3b/0x320 [ 32.974958][ T311] skb_clone+0x1e8/0x380 [ 32.979218][ T311] netlink_broadcast+0x698/0x1170 [ 32.984276][ T311] netlink_sendmsg+0x824/0xbd0 [ 32.989142][ T311] ? __cfi_netlink_sendmsg+0x10/0x10 [ 32.994447][ T311] ? security_socket_sendmsg+0x93/0xb0 [ 32.999919][ T311] ? __cfi_netlink_sendmsg+0x10/0x10 [ 33.005220][ T311] ____sys_sendmsg+0x5fb/0x9c0 [ 33.010004][ T311] ? __sys_sendmsg_sock+0x40/0x40 [ 33.015044][ T311] ? import_iovec+0x7c/0xb0 [ 33.019558][ T311] ___sys_sendmsg+0x2a2/0x360 [ 33.024259][ T311] ? __sys_sendmsg+0x290/0x290 [ 33.029040][ T311] ? __kasan_check_read+0x11/0x20 [ 33.034076][ T311] ? call_rcu+0xb84/0xf50 [ 33.038422][ T311] ? __cfi_call_rcu+0x10/0x10 [ 33.043125][ T311] ? __kasan_check_read+0x11/0x20 [ 33.048190][ T311] ? __fdget+0x15b/0x220 [ 33.052461][ T311] __x64_sys_sendmsg+0x20d/0x2e0 [ 33.057423][ T311] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 33.062901][ T311] ? task_work_run+0x208/0x250 [ 33.067693][ T311] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 33.073776][ T311] x64_sys_call+0x171/0x9a0 [ 33.078297][ T311] do_syscall_64+0x4c/0xa0 [ 33.082793][ T311] ? clear_bhb_loop+0x30/0x80 [ 33.087513][ T311] ? clear_bhb_loop+0x30/0x80 [ 33.092205][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.098124][ T311] RIP: 0033:0x7fee88aa7407 [ 33.102558][ T311] 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 [ 33.122193][ T311] RSP: 002b:00007ffe2b384ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.130622][ T311] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 33.138614][ T311] RDX: 0000000000000000 RSI: 00007ffe2b385050 RDI: 000000000000000c [ 33.146594][ T311] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 33.154573][ T311] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000008f [ 33.156938][ T102] udevd[102]: fork of child failed: Cannot allocate memory [ 33.162558][ T311] R13: 0000556a46433dc0 R14: 0000000000000000 R15: 0000000000000000 [ 33.177744][ T311] [ 33.180783][ T290] CPU: 1 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 33.188436][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.198538][ T290] Call Trace: [ 33.201836][ T290] [ 33.204804][ T290] __dump_stack+0x21/0x24 [ 33.209157][ T290] dump_stack_lvl+0x110/0x170 [ 33.213847][ T290] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.218890][ T290] dump_stack+0x15/0x24 [ 33.223068][ T290] should_fail_ex+0x3bf/0x510 [ 33.227771][ T290] __should_failslab+0xac/0xf0 [ 33.232594][ T290] should_failslab+0x9/0x20 [ 33.237121][ T290] __kmem_cache_alloc_node+0x3d/0x2d0 [ 33.242517][ T290] ? ref_tracker_alloc+0x16b/0x4a0 [ 33.247673][ T290] ? ref_tracker_alloc+0x16b/0x4a0 [ 33.252809][ T290] kmalloc_trace+0x29/0xb0 [ 33.257240][ T290] ref_tracker_alloc+0x16b/0x4a0 [ 33.262193][ T290] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 33.267669][ T290] ? kasan_save_alloc_info+0x1f/0x30 [ 33.272967][ T290] ? __kasan_kmalloc+0x95/0xb0 [ 33.277745][ T290] ? nf_nat_masq_schedule+0x23c/0x500 [ 33.283133][ T290] nf_nat_masq_schedule+0x33c/0x500 [ 33.288343][ T290] ? __cfi_inet_cmp+0x10/0x10 [ 33.293025][ T290] ? masq_device_event+0xd0/0xd0 [ 33.297984][ T290] ? try_to_grab_pending+0x1a4/0x580 [ 33.303292][ T290] ? insert_work+0x21c/0x300 [ 33.307915][ T290] ? memcpy+0x56/0x70 [ 33.311907][ T290] masq_inet6_event+0xe6/0x130 [ 33.316686][ T290] atomic_notifier_call_chain+0xaa/0x120 [ 33.322342][ T290] inet6addr_notifier_call_chain+0x24/0x30 [ 33.328159][ T290] addrconf_ifdown+0xe0a/0x1950 [ 33.333026][ T290] ? addrconf_cleanup+0x130/0x130 [ 33.338059][ T290] ? __kasan_check_write+0x14/0x20 [ 33.343191][ T290] ? mutex_unlock+0x8f/0x230 [ 33.347801][ T290] ? __cfi_mutex_unlock+0x10/0x10 [ 33.352853][ T290] ? __cfi_device_cmp+0x10/0x10 [ 33.357717][ T290] ? masq_device_event+0xd0/0xd0 [ 33.362673][ T290] addrconf_notify+0x39f/0xe30 [ 33.367468][ T290] raw_notifier_call_chain+0xa1/0x110 [ 33.372873][ T290] dev_close_many+0x325/0x4d0 [ 33.377573][ T290] ? __cfi_dev_close_many+0x10/0x10 [ 33.382832][ T290] ? wake_up_process+0x10/0x20 [ 33.387620][ T290] ? __kasan_check_read+0x11/0x20 [ 33.392662][ T290] unregister_netdevice_many+0x43f/0x1910 [ 33.398408][ T290] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 33.404592][ T290] ? __queue_delayed_work+0x188/0x200 [ 33.409995][ T290] ? queue_delayed_work_on+0x10d/0x160 [ 33.415523][ T290] ? linkwatch_fire_event+0x1dc/0x240 [ 33.420919][ T290] ? __kasan_check_read+0x11/0x20 [ 33.425958][ T290] unregister_netdevice_queue+0x2e1/0x320 [ 33.431712][ T290] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 33.437983][ T290] ? linkwatch_fire_event+0x208/0x240 [ 33.443500][ T290] __tun_detach+0xc9d/0x1450 [ 33.448117][ T290] tun_chr_close+0x92/0x140 [ 33.452644][ T290] ? __cfi_tun_chr_close+0x10/0x10 [ 33.457770][ T290] __fput+0x1fd/0x8f0 [ 33.461793][ T290] ____fput+0x15/0x20 [ 33.465792][ T290] task_work_run+0x1e1/0x250 [ 33.470403][ T290] ? __cfi_task_work_run+0x10/0x10 [ 33.475529][ T290] ? free_nsproxy+0x21f/0x270 [ 33.480268][ T290] do_exit+0xaf2/0x2850 [ 33.484442][ T290] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 33.489657][ T290] ? __cfi_do_exit+0x10/0x10 [ 33.494256][ T290] ? __kasan_check_write+0x14/0x20 [ 33.499383][ T290] ? _raw_spin_lock_irq+0x95/0xf0 [ 33.504420][ T290] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 33.509980][ T290] ? xfd_validate_state+0x70/0x150 [ 33.515100][ T290] ? zap_other_threads+0x2c1/0x2f0 [ 33.520315][ T290] do_group_exit+0x21b/0x2e0 [ 33.524921][ T290] __x64_sys_exit_group+0x3f/0x40 [ 33.529984][ T290] x64_sys_call+0x7b4/0x9a0 [ 33.534516][ T290] do_syscall_64+0x4c/0xa0 [ 33.538943][ T290] ? clear_bhb_loop+0x30/0x80 [ 33.543627][ T290] ? clear_bhb_loop+0x30/0x80 [ 33.548318][ T290] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.554225][ T290] RIP: 0033:0x7fc17c19df99 [ 33.558647][ T290] Code: Unable to access opcode bytes at 0x7fc17c19df6f. [ 33.565688][ T290] RSP: 002b:00007ffcd2f47318 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 33.574109][ T290] RAX: ffffffffffffffda RBX: 00007fc17c234e75 RCX: 00007fc17c19df99 [ 33.582096][ T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 33.590073][ T290] RBP: 00007fc17c209c88 R08: 0000000000000000 R09: 00005555623b88d0 [ 33.598050][ T290] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 33.606122][ T290] R13: 00005555623b88d0 R14: 000000000000638d R15: 00007fc17c3f1180 [ 33.614101][ T290] [ 33.617229][ T342] CPU: 0 PID: 342 Comm: syz.1.10 Not tainted syzkaller #0 [ 33.624371][ T342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.630368][ T102] FAULT_INJECTION: forcing a failure. [ 33.630368][ T102] name failslab, interval 1, probability 1, space 0, times 964 [ 33.634480][ T342] Call Trace: [ 33.634488][ T342] [ 33.648879][ T141] FAULT_INJECTION: forcing a failure. [ 33.648879][ T141] name failslab, interval 1, probability 1, space 0, times 964 [ 33.650547][ T342] __dump_stack+0x21/0x24 [ 33.670584][ T342] dump_stack_lvl+0x110/0x170 [ 33.675277][ T342] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.680321][ T342] ? d_add+0x45/0x50 [ 33.684223][ T342] ? simple_lookup+0xc3/0xf0 [ 33.688824][ T342] dump_stack+0x15/0x24 [ 33.693022][ T342] should_fail_ex+0x3bf/0x510 [ 33.697712][ T342] __should_failslab+0xac/0xf0 [ 33.702488][ T342] should_failslab+0x9/0x20 [ 33.707003][ T342] slab_pre_alloc_hook+0x30/0x1d0 [ 33.712043][ T342] ? lookup_one_len+0x19d/0x2e0 [ 33.716908][ T342] kmem_cache_alloc_lru+0x49/0x280 [ 33.722039][ T342] ? new_inode_pseudo+0x8f/0x1f0 [ 33.726996][ T342] new_inode_pseudo+0x8f/0x1f0 [ 33.731814][ T342] new_inode+0x28/0x1e0 [ 33.735984][ T342] ? start_creating+0x1f6/0x300 [ 33.740854][ T342] __debugfs_create_file+0x149/0x500 [ 33.746157][ T342] ? kasan_save_alloc_info+0x1f/0x30 [ 33.751579][ T342] debugfs_create_file+0x4a/0x60 [ 33.756534][ T342] kvm_create_vm_debugfs+0x6e2/0x980 [ 33.761831][ T342] ? hardware_enable_all+0x120/0x120 [ 33.767136][ T342] kvm_dev_ioctl+0xe3a/0x1200 [ 33.771830][ T342] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 33.776962][ T342] ? security_file_ioctl+0x95/0xc0 [ 33.782118][ T342] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 33.787252][ T342] __se_sys_ioctl+0x12f/0x1b0 [ 33.791946][ T342] __x64_sys_ioctl+0x7b/0x90 [ 33.796544][ T342] x64_sys_call+0x58b/0x9a0 [ 33.801076][ T342] do_syscall_64+0x4c/0xa0 [ 33.805507][ T342] ? clear_bhb_loop+0x30/0x80 [ 33.810196][ T342] ? clear_bhb_loop+0x30/0x80 [ 33.814973][ T342] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 33.820906][ T342] RIP: 0033:0x7fb435d9df99 [ 33.825328][ T342] 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 [ 33.844953][ T342] RSP: 002b:00007fb436ca5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 33.853372][ T342] RAX: ffffffffffffffda RBX: 00007fb436026090 RCX: 00007fb435d9df99 [ 33.861349][ T342] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000056 [ 33.869325][ T342] RBP: 00007fb435e34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 33.877301][ T342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.885300][ T342] R13: 00007fb436026128 R14: 00007fb436026090 R15: 00007ffdff565538 [ 33.893284][ T342] [ 33.896620][ T338] CPU: 0 PID: 338 Comm: udevd Not tainted syzkaller #0 [ 33.903505][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 33.913573][ T338] Call Trace: [ 33.916873][ T338] [ 33.919813][ T338] __dump_stack+0x21/0x24 [ 33.924167][ T338] dump_stack_lvl+0x110/0x170 [ 33.928856][ T338] ? __cfi_dump_stack_lvl+0x8/0x8 [ 33.933898][ T338] dump_stack+0x15/0x24 [ 33.938085][ T338] should_fail_ex+0x3bf/0x510 [ 33.942798][ T338] __should_failslab+0xac/0xf0 [ 33.947582][ T338] should_failslab+0x9/0x20 [ 33.952109][ T338] __kmem_cache_alloc_node+0x3d/0x2d0 [ 33.957512][ T338] ? shmem_initxattrs+0xcd/0x1e0 [ 33.962473][ T338] ? shmem_initxattrs+0xcd/0x1e0 [ 33.967428][ T338] __kmalloc+0xa4/0x1e0 [ 33.971603][ T338] shmem_initxattrs+0xcd/0x1e0 [ 33.976387][ T338] security_inode_init_security+0x295/0x3c0 [ 33.982303][ T338] ? __cfi_shmem_initxattrs+0x10/0x10 [ 33.987694][ T338] ? __cfi_security_inode_init_security+0x10/0x10 [ 33.994129][ T338] ? shmem_get_inode+0x7e9/0xba0 [ 33.999127][ T338] shmem_symlink+0xd0/0x4c0 [ 34.003654][ T338] vfs_symlink+0x261/0x3f0 [ 34.008106][ T338] do_symlinkat+0x24a/0x5d0 [ 34.012636][ T338] __x64_sys_symlink+0x7e/0x90 [ 34.017435][ T338] x64_sys_call+0x369/0x9a0 [ 34.021951][ T338] do_syscall_64+0x4c/0xa0 [ 34.026382][ T338] ? clear_bhb_loop+0x30/0x80 [ 34.031080][ T338] ? clear_bhb_loop+0x30/0x80 [ 34.035777][ T338] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.041690][ T338] RIP: 0033:0x7fee88b15527 [ 34.046117][ T338] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 8b 15 c9 b8 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 58 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 b8 0d 00 f7 d8 64 89 02 b8 [ 34.065751][ T338] RSP: 002b:00007ffe2b382df8 EFLAGS: 00000206 ORIG_RAX: 0000000000000058 [ 34.074177][ T338] RAX: ffffffffffffffda RBX: 0000556a46391e60 RCX: 00007fee88b15527 [ 34.082159][ T338] RDX: 0000556a46149010 RSI: 0000556a46391e60 RDI: 00007ffe2b382eb0 [ 34.090142][ T338] RBP: 0000556a46391e78 R08: 0000000000000030 R09: 0000000000000000 [ 34.098169][ T338] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe2b383f45 [ 34.106251][ T338] R13: 00007ffe2b382eb0 R14: 0000556a0ec096d7 R15: 00007ffe2b383f40 [ 34.114245][ T338] [ 34.117274][ T102] CPU: 1 PID: 102 Comm: udevd Not tainted syzkaller #0 [ 34.123328][ T338] FAULT_INJECTION: forcing a failure. [ 34.123328][ T338] name failslab, interval 1, probability 1, space 0, times 962 [ 34.124156][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.147017][ T102] Call Trace: [ 34.150318][ T102] [ 34.153284][ T102] __dump_stack+0x21/0x24 [ 34.157642][ T102] dump_stack_lvl+0x110/0x170 [ 34.162337][ T102] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.167393][ T102] ? asm_exc_int3+0x3a/0x40 [ 34.171931][ T102] dump_stack+0x15/0x24 [ 34.176109][ T102] should_fail_ex+0x3bf/0x510 [ 34.176141][ T91] FAULT_INJECTION: forcing a failure. [ 34.176141][ T91] name failslab, interval 1, probability 1, space 0, times 961 [ 34.180802][ T102] ? anon_vma_fork+0x1f6/0x510 [ 34.198335][ T102] __should_failslab+0xac/0xf0 [ 34.203125][ T102] should_failslab+0x9/0x20 [ 34.204802][ T342] debugfs: out of free dentries, can not create file 'halt_poll_fail_hist' [ 34.207641][ T102] kmem_cache_alloc+0x3b/0x320 [ 34.220985][ T102] ? anon_vma_fork+0xef/0x510 [ 34.225681][ T102] anon_vma_fork+0x1f6/0x510 [ 34.230292][ T102] copy_mm+0xcab/0x1ad0 [ 34.234462][ T102] ? copy_signal+0x630/0x630 [ 34.235519][ T342] FAULT_INJECTION: forcing a failure. [ 34.235519][ T342] name failslab, interval 1, probability 1, space 0, times 960 [ 34.239152][ T102] ? _raw_spin_lock+0x94/0xf0 [ 34.256603][ T102] ? __init_rwsem+0x11b/0x1f0 [ 34.261313][ T102] ? copy_signal+0x4eb/0x630 [ 34.265915][ T102] copy_process+0x12d8/0x3500 [ 34.270665][ T102] ? sockopt_release_sock+0x1a0/0x1f0 [ 34.276068][ T102] ? idle_dummy+0x10/0x10 [ 34.280466][ T102] ? selinux_socket_setsockopt+0x282/0x360 [ 34.286306][ T102] kernel_clone+0x22f/0x7f0 [ 34.290842][ T102] ? __kasan_check_write+0x14/0x20 [ 34.295977][ T102] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 34.301547][ T102] ? __cfi_kernel_clone+0x10/0x10 [ 34.306602][ T102] ? recalc_sigpending+0x168/0x1c0 [ 34.311730][ T102] __x64_sys_clone+0x193/0x200 [ 34.316524][ T102] ? __cfi___x64_sys_clone+0x10/0x10 [ 34.321829][ T102] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 34.328004][ T102] x64_sys_call+0x990/0x9a0 [ 34.332523][ T102] do_syscall_64+0x4c/0xa0 [ 34.336968][ T102] ? clear_bhb_loop+0x30/0x80 [ 34.341673][ T102] ? clear_bhb_loop+0x30/0x80 [ 34.346367][ T102] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.352275][ T102] RIP: 0033:0x7fee88af1636 [ 34.356705][ T102] Code: 89 df e8 6d e8 f6 ff 45 31 c0 31 d2 31 f6 64 48 8b 04 25 10 00 00 00 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 52 89 c5 85 c0 75 31 64 48 8b 04 25 10 00 00 [ 34.376406][ T102] RSP: 002b:00007ffe2b384fe0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 34.384866][ T102] RAX: ffffffffffffffda RBX: 00007ffe2b384fe8 RCX: 00007fee88af1636 [ 34.392853][ T102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 34.400844][ T102] RBP: 0000556a461492c0 R08: 0000000000000000 R09: 0000556a4637f020 [ 34.408842][ T102] R10: 00007fee89167b50 R11: 0000000000000246 R12: 00007ffe2b3853a0 [ 34.416832][ T102] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 34.424849][ T102] [ 34.427894][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 34.434771][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.444843][ T91] Call Trace: [ 34.448140][ T91] [ 34.451082][ T91] __dump_stack+0x21/0x24 [ 34.455519][ T91] dump_stack_lvl+0x110/0x170 [ 34.460209][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.465257][ T91] dump_stack+0x15/0x24 [ 34.469437][ T91] should_fail_ex+0x3bf/0x510 [ 34.474132][ T91] ? security_file_alloc+0x33/0x130 [ 34.479352][ T91] __should_failslab+0xac/0xf0 [ 34.484150][ T91] should_failslab+0x9/0x20 [ 34.488670][ T91] kmem_cache_alloc+0x3b/0x320 [ 34.493458][ T91] ? __alloc_file+0x28/0x2a0 [ 34.498066][ T91] security_file_alloc+0x33/0x130 [ 34.503103][ T91] __alloc_file+0xb5/0x2a0 [ 34.507532][ T91] alloc_empty_file+0x97/0x180 [ 34.512312][ T91] alloc_file+0x59/0x600 [ 34.516573][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 34.521440][ T91] alloc_file_pseudo+0x180/0x200 [ 34.526411][ T91] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 34.531884][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 34.536748][ T91] ? alloc_fd+0x4c1/0x570 [ 34.541088][ T91] sock_alloc_file+0xba/0x270 [ 34.545783][ T91] __sys_socket+0x138/0x1a0 [ 34.550299][ T91] __x64_sys_socket+0x7a/0x90 [ 34.554989][ T91] x64_sys_call+0x449/0x9a0 [ 34.559519][ T91] do_syscall_64+0x4c/0xa0 [ 34.563955][ T91] ? clear_bhb_loop+0x30/0x80 [ 34.568696][ T91] ? clear_bhb_loop+0x30/0x80 [ 34.573412][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.579441][ T91] RIP: 0033:0x7fafdd49c707 [ 34.583891][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 34.603552][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 34.611989][ T91] RAX: ffffffffffffffda RBX: 0000000000000047 RCX: 00007fafdd49c707 [ 34.619979][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 34.627965][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 34.635943][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 34.643933][ T91] R13: 00007ffff36257e0 R14: 000000000000002c R15: 00007ffff36257e0 [ 34.651922][ T91] [ 34.654997][ T141] CPU: 0 PID: 141 Comm: dhcpcd Not tainted syzkaller #0 [ 34.661945][ T141] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 34.672269][ T141] Call Trace: [ 34.675562][ T141] [ 34.678501][ T141] __dump_stack+0x21/0x24 [ 34.682861][ T141] dump_stack_lvl+0x110/0x170 [ 34.687555][ T141] ? __cfi_dump_stack_lvl+0x8/0x8 [ 34.692596][ T141] ? number+0xc99/0xef0 [ 34.696770][ T141] dump_stack+0x15/0x24 [ 34.701041][ T141] should_fail_ex+0x3bf/0x510 [ 34.705732][ T141] __should_failslab+0xac/0xf0 [ 34.710513][ T141] should_failslab+0x9/0x20 [ 34.715032][ T141] __kmem_cache_alloc_node+0x3d/0x2d0 [ 34.720418][ T141] ? sidtab_sid2str_get+0x137/0x2c0 [ 34.725640][ T141] ? vsnprintf+0x189d/0x1990 [ 34.730243][ T141] ? sidtab_sid2str_get+0x137/0x2c0 [ 34.735452][ T141] __kmalloc_node_track_caller+0xa1/0x1e0 [ 34.741349][ T141] ? skb_put+0x10a/0x1f0 [ 34.745601][ T141] kmemdup+0x2b/0x60 [ 34.749506][ T141] sidtab_sid2str_get+0x137/0x2c0 [ 34.754540][ T141] security_sid_to_context_core+0x2ac/0x480 [ 34.760472][ T141] security_sid_to_context+0x33/0x40 [ 34.765794][ T141] avc_audit_post_callback+0x135/0x830 [ 34.771264][ T141] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 34.777252][ T141] ? audit_log_untrustedstring+0xe6/0x100 [ 34.782990][ T141] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 34.788982][ T141] common_lsm_audit+0x133f/0x1730 [ 34.794018][ T141] ? __cfi_avc_audit_post_callback+0x10/0x10 [ 34.800011][ T141] ? __cfi_common_lsm_audit+0x10/0x10 [ 34.805402][ T141] ? avc_update_node+0x2c6/0x8a0 [ 34.810347][ T141] slow_avc_audit+0x1c4/0x240 [ 34.815037][ T141] ? __cfi_slow_avc_audit+0x10/0x10 [ 34.820247][ T141] ? avc_has_perm_noaudit+0x30a/0x490 [ 34.825636][ T141] avc_has_perm+0x1fb/0x250 [ 34.830150][ T141] ? try_to_wake_up+0x622/0x1250 [ 34.835122][ T141] ? __cfi_avc_has_perm+0x10/0x10 [ 34.840159][ T141] selinux_socket_recvmsg+0x22f/0x340 [ 34.845543][ T141] ? __cfi_selinux_socket_recvmsg+0x10/0x10 [ 34.851452][ T141] ? __kasan_check_read+0x11/0x20 [ 34.856482][ T141] ? folio_memcg_lock+0x96/0x1b0 [ 34.861441][ T141] security_socket_recvmsg+0x89/0xc0 [ 34.866733][ T141] ____sys_recvmsg+0x221/0x5c0 [ 34.871510][ T141] ? __sys_recvmsg_sock+0x50/0x50 [ 34.876550][ T141] ? import_iovec+0x7c/0xb0 [ 34.881068][ T141] ___sys_recvmsg+0x210/0x590 [ 34.885755][ T141] ? __sys_recvmsg+0x290/0x290 [ 34.890531][ T141] ? handle_mm_fault+0x18d8/0x26b0 [ 34.895650][ T141] ? __cfi_handle_mm_fault+0x10/0x10 [ 34.900940][ T141] ? __kasan_check_read+0x11/0x20 [ 34.905971][ T141] ? __fdget+0x15b/0x220 [ 34.910224][ T141] __x64_sys_recvmsg+0x20a/0x2e0 [ 34.915192][ T141] ? __cfi___x64_sys_recvmsg+0x10/0x10 [ 34.920666][ T141] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 34.926745][ T141] x64_sys_call+0x75/0x9a0 [ 34.931172][ T141] do_syscall_64+0x4c/0xa0 [ 34.935603][ T141] ? clear_bhb_loop+0x30/0x80 [ 34.940305][ T141] ? clear_bhb_loop+0x30/0x80 [ 34.944999][ T141] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 34.950926][ T141] RIP: 0033:0x7f2442d03407 [ 34.955345][ T141] 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 [ 34.974957][ T141] RSP: 002b:00007ffe80c1eb30 EFLAGS: 00000202 ORIG_RAX: 000000000000002f [ 34.983382][ T141] RAX: ffffffffffffffda RBX: 00007f2442c79740 RCX: 00007f2442d03407 [ 34.991367][ T141] RDX: 0000000000000000 RSI: 00007ffe80c1ebc0 RDI: 0000000000000010 [ 34.999350][ T141] RBP: 00007ffe80c21000 R08: 0000000000000000 R09: 0000000000000000 [ 35.007390][ T141] R10: 0000000000000000 R11: 0000000000000202 R12: 00005565522e68e0 [ 35.015372][ T141] R13: 00007ffe80c1ec80 R14: 00007ffe80c1ebcc R15: 00007ffe80c20db0 [ 35.023450][ T141] [ 35.026787][ T338] CPU: 0 PID: 338 Comm: udevd Not tainted syzkaller #0 [ 35.033123][ T102] udevd[102]: fork of child failed: Cannot allocate memory [ 35.033674][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.043707][ T311] FAULT_INJECTION: forcing a failure. [ 35.043707][ T311] name failslab, interval 1, probability 1, space 0, times 958 [ 35.050939][ T338] Call Trace: [ 35.050947][ T338] [ 35.050953][ T338] __dump_stack+0x21/0x24 [ 35.074318][ T338] dump_stack_lvl+0x110/0x170 [ 35.079023][ T338] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.084080][ T338] dump_stack+0x15/0x24 [ 35.088273][ T338] should_fail_ex+0x3bf/0x510 [ 35.092997][ T338] ? getname_flags+0xba/0x510 [ 35.094940][ T28] kauditd_printk_skb: 66 callbacks suppressed [ 35.094977][ T28] audit: type=1400 audit(1785412348.350:140): avc: denied { read } for pid=141 comm="dhcpcd" ssid=121 tcontext=system_u:system_r:dhcpc_t tclass=netlink_kobject_uevent_socket permissive=1 [ 35.097686][ T338] __should_failslab+0xac/0xf0 [ 35.127107][ T338] should_failslab+0x9/0x20 [ 35.131627][ T338] kmem_cache_alloc+0x3b/0x320 [ 35.136412][ T338] getname_flags+0xba/0x510 [ 35.140931][ T338] getname+0x19/0x20 [ 35.144834][ T338] do_sys_openat2+0xeb/0x820 [ 35.149445][ T338] ? __kasan_slab_free+0x11/0x20 [ 35.154484][ T338] ? slab_free_freelist_hook+0xc2/0x190 [ 35.160043][ T338] ? do_sys_open+0xe0/0xe0 [ 35.164486][ T338] ? do_mkdirat+0x460/0x4d0 [ 35.169014][ T338] ? kmem_cache_free+0x12d/0x300 [ 35.173974][ T338] __x64_sys_openat+0x136/0x160 [ 35.178848][ T338] x64_sys_call+0x783/0x9a0 [ 35.183367][ T338] do_syscall_64+0x4c/0xa0 [ 35.187801][ T338] ? clear_bhb_loop+0x30/0x80 [ 35.192500][ T338] ? clear_bhb_loop+0x30/0x80 [ 35.197188][ T338] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.203103][ T338] RIP: 0033:0x7fee88aa7407 [ 35.207533][ T338] 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 [ 35.227158][ T338] RSP: 002b:00007ffe2b383680 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 35.235587][ T338] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 35.243568][ T338] RDX: 00000000000a0241 RSI: 00007ffe2b384340 RDI: ffffffffffffff9c [ 35.251551][ T338] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 35.259531][ T338] R10: 0000000000000124 R11: 0000000000000202 R12: 0000556a464303a0 [ 35.267525][ T338] R13: 00007ffe2b384340 R14: 00007ffe2b383f40 R15: 00007ffe2b383b40 [ 35.275512][ T338] [ 35.278544][ T342] CPU: 1 PID: 342 Comm: syz.1.10 Not tainted syzkaller #0 [ 35.285681][ T342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.295753][ T342] Call Trace: [ 35.299040][ T342] [ 35.301982][ T342] __dump_stack+0x21/0x24 [ 35.306332][ T342] dump_stack_lvl+0x110/0x170 [ 35.311062][ T342] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.316101][ T342] ? __kasan_check_write+0x14/0x20 [ 35.321223][ T342] ? _raw_spin_lock+0x94/0xf0 [ 35.325932][ T342] ? __cfi__raw_spin_lock+0x10/0x10 [ 35.331166][ T342] dump_stack+0x15/0x24 [ 35.335340][ T342] should_fail_ex+0x3bf/0x510 [ 35.340031][ T342] __should_failslab+0xac/0xf0 [ 35.344815][ T342] should_failslab+0x9/0x20 [ 35.349336][ T342] __kmem_cache_alloc_node+0x3d/0x2d0 [ 35.354769][ T342] ? kvm_create_vm_debugfs+0x5b3/0x980 [ 35.360242][ T342] ? kvm_create_vm_debugfs+0x5b3/0x980 [ 35.365702][ T342] kmalloc_trace+0x29/0xb0 [ 35.370156][ T342] kvm_create_vm_debugfs+0x5b3/0x980 [ 35.375455][ T342] ? hardware_enable_all+0x120/0x120 [ 35.380767][ T342] kvm_dev_ioctl+0xe3a/0x1200 [ 35.385469][ T342] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 35.390596][ T342] ? security_file_ioctl+0x95/0xc0 [ 35.395720][ T342] ? __cfi_kvm_dev_ioctl+0x10/0x10 [ 35.400839][ T342] __se_sys_ioctl+0x12f/0x1b0 [ 35.405523][ T342] __x64_sys_ioctl+0x7b/0x90 [ 35.410132][ T342] x64_sys_call+0x58b/0x9a0 [ 35.414651][ T342] do_syscall_64+0x4c/0xa0 [ 35.419094][ T342] ? clear_bhb_loop+0x30/0x80 [ 35.423792][ T342] ? clear_bhb_loop+0x30/0x80 [ 35.428507][ T342] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.434434][ T342] RIP: 0033:0x7fb435d9df99 [ 35.438872][ T342] 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 [ 35.458492][ T342] RSP: 002b:00007fb436ca5028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 35.466923][ T342] RAX: ffffffffffffffda RBX: 00007fb436026090 RCX: 00007fb435d9df99 [ 35.474905][ T342] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000056 [ 35.482894][ T342] RBP: 00007fb435e34ec4 R08: 0000000000000000 R09: 0000000000000000 [ 35.490899][ T342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.498896][ T342] R13: 00007fb436026128 R14: 00007fb436026090 R15: 00007ffdff565538 [ 35.506884][ T342] [ 35.514293][ T91] FAULT_INJECTION: forcing a failure. [ 35.514293][ T91] name failslab, interval 1, probability 1, space 0, times 957 [ 35.527198][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 35.534011][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.544187][ T91] Call Trace: [ 35.547484][ T91] [ 35.550433][ T91] __dump_stack+0x21/0x24 [ 35.554785][ T91] dump_stack_lvl+0x110/0x170 [ 35.559479][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.564523][ T91] ? __schedule+0xbea/0x14b0 [ 35.569137][ T91] dump_stack+0x15/0x24 [ 35.573334][ T91] should_fail_ex+0x3bf/0x510 [ 35.578041][ T91] __should_failslab+0xac/0xf0 [ 35.582826][ T91] should_failslab+0x9/0x20 [ 35.587348][ T91] kmem_cache_alloc_node+0x42/0x330 [ 35.592572][ T91] ? __alloc_skb+0xe8/0x4a0 [ 35.597086][ T91] ? __kasan_check_write+0x14/0x20 [ 35.602210][ T91] __alloc_skb+0xe8/0x4a0 [ 35.606580][ T91] alloc_skb_with_frags+0xa8/0x620 [ 35.611728][ T91] ? memcpy+0x56/0x70 [ 35.615722][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 35.620938][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 35.626675][ T91] ? __kasan_check_write+0x14/0x20 [ 35.631800][ T91] ? _raw_spin_lock+0x94/0xf0 [ 35.636498][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 35.641715][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 35.646851][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 35.652435][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 35.658346][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 35.663919][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 35.669402][ T91] __sys_sendto+0x4ac/0x660 [ 35.673922][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 35.678973][ T91] ? __cfi_do_syslog+0x10/0x10 [ 35.683754][ T91] ? __sys_connect+0x267/0x460 [ 35.688531][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 35.694085][ T91] ? xfd_validate_state+0x70/0x150 [ 35.699244][ T91] ? __kasan_check_write+0x14/0x20 [ 35.704404][ T91] __x64_sys_sendto+0xe5/0x100 [ 35.709186][ T91] x64_sys_call+0x83/0x9a0 [ 35.713616][ T91] do_syscall_64+0x4c/0xa0 [ 35.718052][ T91] ? clear_bhb_loop+0x30/0x80 [ 35.722758][ T91] ? clear_bhb_loop+0x30/0x80 [ 35.727453][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.733388][ T91] RIP: 0033:0x7fafdd421407 [ 35.737812][ T91] 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 [ 35.757425][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 35.765847][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 35.773826][ T91] RDX: 000000000000004d RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 35.781803][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 35.789784][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 35.797761][ T91] R13: 00007ffff36257e0 R14: 0000000000000032 R15: 00007ffff36257e0 [ 35.805828][ T91] [ 35.808863][ T311] CPU: 1 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 35.815737][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 35.825818][ T311] Call Trace: [ 35.829113][ T311] [ 35.832063][ T311] __dump_stack+0x21/0x24 [ 35.836424][ T311] dump_stack_lvl+0x110/0x170 [ 35.841127][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 35.846178][ T311] dump_stack+0x15/0x24 [ 35.850367][ T311] should_fail_ex+0x3bf/0x510 [ 35.855068][ T311] __should_failslab+0xac/0xf0 [ 35.859855][ T311] should_failslab+0x9/0x20 [ 35.864372][ T311] __kmem_cache_alloc_node+0x3d/0x2d0 [ 35.869758][ T311] ? kernfs_fop_open+0x706/0xb80 [ 35.874711][ T311] ? kernfs_fop_open+0x706/0xb80 [ 35.879658][ T311] kmalloc_trace+0x29/0xb0 [ 35.884101][ T311] kernfs_fop_open+0x706/0xb80 [ 35.888890][ T311] do_dentry_open+0x885/0x11f0 [ 35.893673][ T311] ? __cfi_kernfs_fop_open+0x10/0x10 [ 35.898971][ T311] vfs_open+0x73/0x80 [ 35.902969][ T311] path_openat+0x2699/0x2f30 [ 35.907573][ T311] ? slab_post_alloc_hook+0x4f/0x2d0 [ 35.912872][ T311] ? kmem_cache_alloc+0x166/0x320 [ 35.917910][ T311] ? getname_flags+0xba/0x510 [ 35.922598][ T311] ? do_sys_openat2+0xeb/0x820 [ 35.927384][ T311] ? do_filp_open+0x420/0x420 [ 35.932072][ T311] do_filp_open+0x1ee/0x420 [ 35.936591][ T311] ? __cfi_do_filp_open+0x10/0x10 [ 35.941634][ T311] ? alloc_fd+0x4c1/0x570 [ 35.945984][ T311] do_sys_openat2+0x15e/0x820 [ 35.950676][ T311] ? do_sys_open+0xe0/0xe0 [ 35.955107][ T311] __x64_sys_openat+0x136/0x160 [ 35.959983][ T311] x64_sys_call+0x783/0x9a0 [ 35.964494][ T311] do_syscall_64+0x4c/0xa0 [ 35.968915][ T311] ? clear_bhb_loop+0x30/0x80 [ 35.973598][ T311] ? clear_bhb_loop+0x30/0x80 [ 35.978282][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 35.984213][ T311] RIP: 0033:0x7fee88aa7407 [ 35.988644][ T311] 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 [ 36.008255][ T311] RSP: 002b:00007ffe2b37c600 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.016678][ T311] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 36.024663][ T311] RDX: 0000000000080000 RSI: 00007ffe2b37c780 RDI: ffffffffffffff9c [ 36.032641][ T311] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 36.040615][ T311] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556a0ec097f5 [ 36.048589][ T311] R13: 0000556a0ec097f5 R14: 0000000000000001 R15: 0000556a0ec24140 [ 36.056570][ T311] [ 36.061628][ T287] FAULT_INJECTION: forcing a failure. [ 36.061628][ T287] name failslab, interval 1, probability 1, space 0, times 950 [ 36.063501][ T91] FAULT_INJECTION: forcing a failure. [ 36.063501][ T91] name failslab, interval 1, probability 1, space 0, times 950 [ 36.088533][ T286] FAULT_INJECTION: forcing a failure. [ 36.088533][ T286] name failslab, interval 1, probability 1, space 0, times 949 [ 36.089494][ T287] CPU: 1 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 36.108810][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.118881][ T287] Call Trace: [ 36.122173][ T287] [ 36.125113][ T287] __dump_stack+0x21/0x24 [ 36.129469][ T287] dump_stack_lvl+0x110/0x170 [ 36.134156][ T287] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.139195][ T287] ? __kasan_slab_free+0x11/0x20 [ 36.144163][ T287] dump_stack+0x15/0x24 [ 36.148335][ T287] should_fail_ex+0x3bf/0x510 [ 36.153032][ T287] ? getname_flags+0xba/0x510 [ 36.157726][ T287] __should_failslab+0xac/0xf0 [ 36.162511][ T287] should_failslab+0x9/0x20 [ 36.167025][ T287] kmem_cache_alloc+0x3b/0x320 [ 36.171815][ T287] ? __x64_sys_umount+0x12d/0x170 [ 36.176872][ T287] getname_flags+0xba/0x510 [ 36.181386][ T287] ? debug_smp_processor_id+0x17/0x20 [ 36.186806][ T287] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 36.192891][ T287] __x64_sys_unlink+0x3c/0x50 [ 36.197608][ T287] x64_sys_call+0x958/0x9a0 [ 36.202136][ T287] do_syscall_64+0x4c/0xa0 [ 36.206569][ T287] ? clear_bhb_loop+0x30/0x80 [ 36.211256][ T287] ? clear_bhb_loop+0x30/0x80 [ 36.215940][ T287] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.221859][ T287] RIP: 0033:0x7f9f97d9d087 [ 36.226285][ T287] Code: 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 36.245896][ T287] RSP: 002b:00007fff2217b768 EFLAGS: 00000206 ORIG_RAX: 0000000000000057 [ 36.254335][ T287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9f97d9d087 [ 36.262323][ T287] RDX: 00007fff2217b790 RSI: 00007fff2217b820 RDI: 00007fff2217b820 [ 36.270340][ T287] RBP: 00007fff2217b820 R08: 00007fff2217c820 R09: 00000000ffffffff [ 36.278326][ T287] R10: 0000000000000100 R11: 0000000000000206 R12: 00007fff2217c8b0 [ 36.286306][ T287] R13: 00007f9f97e34314 R14: 000000000000774c R15: 00007fff2217c8f0 [ 36.294379][ T287] [ 36.299351][ T309] FAULT_INJECTION: forcing a failure. [ 36.299351][ T309] name failslab, interval 1, probability 1, space 0, times 947 [ 36.304892][ T311] FAULT_INJECTION: forcing a failure. [ 36.304892][ T311] name failslab, interval 1, probability 1, space 0, times 947 [ 36.316674][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 36.331712][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.341775][ T91] Call Trace: [ 36.345073][ T91] [ 36.348011][ T91] __dump_stack+0x21/0x24 [ 36.352356][ T91] dump_stack_lvl+0x110/0x170 [ 36.357046][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.362083][ T91] ? __schedule+0xbea/0x14b0 [ 36.366687][ T91] dump_stack+0x15/0x24 [ 36.370857][ T91] should_fail_ex+0x3bf/0x510 [ 36.375546][ T91] __should_failslab+0xac/0xf0 [ 36.380330][ T91] should_failslab+0x9/0x20 [ 36.384844][ T91] kmem_cache_alloc_node+0x42/0x330 [ 36.390056][ T91] ? __alloc_skb+0xe8/0x4a0 [ 36.394564][ T91] ? __kasan_check_write+0x14/0x20 [ 36.399690][ T91] __alloc_skb+0xe8/0x4a0 [ 36.404028][ T91] alloc_skb_with_frags+0xa8/0x620 [ 36.409145][ T91] ? memcpy+0x56/0x70 [ 36.413135][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 36.418352][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 36.424085][ T91] ? __kasan_check_write+0x14/0x20 [ 36.429203][ T91] ? _raw_spin_lock+0x94/0xf0 [ 36.433895][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 36.439107][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 36.444254][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 36.449815][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 36.455733][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 36.461302][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 36.466787][ T91] __sys_sendto+0x4ac/0x660 [ 36.471307][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 36.476345][ T91] ? __cfi_do_syslog+0x10/0x10 [ 36.481119][ T91] ? __sys_connect+0x267/0x460 [ 36.485895][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 36.491450][ T91] ? xfd_validate_state+0x70/0x150 [ 36.496579][ T91] ? __kasan_check_write+0x14/0x20 [ 36.501697][ T91] __x64_sys_sendto+0xe5/0x100 [ 36.506475][ T91] x64_sys_call+0x83/0x9a0 [ 36.510906][ T91] do_syscall_64+0x4c/0xa0 [ 36.515338][ T91] ? clear_bhb_loop+0x30/0x80 [ 36.520020][ T91] ? clear_bhb_loop+0x30/0x80 [ 36.524707][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.530612][ T91] RIP: 0033:0x7fafdd421407 [ 36.535044][ T91] 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 [ 36.554708][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.563133][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 36.571109][ T91] RDX: 0000000000000052 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 36.579127][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 36.587113][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 36.595100][ T91] R13: 00007ffff36257e0 R14: 0000000000000037 R15: 00007ffff36257e0 [ 36.603082][ T91] [ 36.606149][ C0] FAULT_INJECTION: forcing a failure. [ 36.606149][ C0] name failslab, interval 1, probability 1, space 0, times 947 [ 36.606180][ T311] CPU: 1 PID: 311 Comm: udevd Not tainted syzkaller #0 [ 36.625780][ T311] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.635844][ T311] Call Trace: [ 36.639128][ T311] [ 36.642066][ T311] __dump_stack+0x21/0x24 [ 36.646418][ T311] dump_stack_lvl+0x110/0x170 [ 36.651107][ T311] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.656148][ T311] dump_stack+0x15/0x24 [ 36.660314][ T311] should_fail_ex+0x3bf/0x510 [ 36.664998][ T311] ? __alloc_file+0x28/0x2a0 [ 36.669612][ T311] __should_failslab+0xac/0xf0 [ 36.674408][ T311] should_failslab+0x9/0x20 [ 36.678934][ T311] kmem_cache_alloc+0x3b/0x320 [ 36.683721][ T311] __alloc_file+0x28/0x2a0 [ 36.688158][ T311] alloc_empty_file+0x97/0x180 [ 36.692955][ T311] path_openat+0xf4/0x2f30 [ 36.697399][ T311] ? kasan_set_track+0x60/0x70 [ 36.702215][ T311] ? kasan_set_track+0x4b/0x70 [ 36.707000][ T311] ? __kasan_slab_alloc+0x72/0x80 [ 36.712054][ T311] ? slab_post_alloc_hook+0x4f/0x2d0 [ 36.717359][ T311] ? kmem_cache_alloc+0x166/0x320 [ 36.722403][ T311] ? getname_flags+0xba/0x510 [ 36.727115][ T311] ? getname+0x19/0x20 [ 36.731195][ T311] ? do_sys_openat2+0xeb/0x820 [ 36.735974][ T311] ? __x64_sys_openat+0x136/0x160 [ 36.741019][ T311] ? x64_sys_call+0x783/0x9a0 [ 36.745707][ T311] ? do_syscall_64+0x4c/0xa0 [ 36.750311][ T311] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.756404][ T311] ? do_filp_open+0x420/0x420 [ 36.761098][ T311] do_filp_open+0x1ee/0x420 [ 36.765635][ T311] ? __cfi_do_filp_open+0x10/0x10 [ 36.770677][ T311] ? alloc_fd+0x4c1/0x570 [ 36.775013][ T311] do_sys_openat2+0x15e/0x820 [ 36.779702][ T311] ? do_sys_open+0xe0/0xe0 [ 36.784137][ T311] __x64_sys_openat+0x136/0x160 [ 36.789010][ T311] x64_sys_call+0x783/0x9a0 [ 36.793530][ T311] do_syscall_64+0x4c/0xa0 [ 36.797961][ T311] ? clear_bhb_loop+0x30/0x80 [ 36.802646][ T311] ? clear_bhb_loop+0x30/0x80 [ 36.807330][ T311] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 36.813268][ T311] RIP: 0033:0x7fee88aa7407 [ 36.817692][ T311] 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 [ 36.837340][ T311] RSP: 002b:00007ffe2b384760 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 36.845764][ T311] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 36.853746][ T311] RDX: 0000000000080241 RSI: 00007ffe2b384cc0 RDI: ffffffffffffff9c [ 36.861727][ T311] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 36.869714][ T311] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000556a0ec09dfc [ 36.877696][ T311] R13: 0000556a0ec09dfc R14: 0000000000000001 R15: 0000556a464303a0 [ 36.885682][ T311] [ 36.888708][ C0] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 36.895498][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 36.905573][ C0] Call Trace: [ 36.908874][ C0] [ 36.911742][ C0] __dump_stack+0x21/0x24 [ 36.916104][ C0] dump_stack_lvl+0x110/0x170 [ 36.920807][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 36.925853][ C0] ? sysvec_reschedule_ipi+0x78/0x80 [ 36.931159][ C0] ? dump_stack_lvl+0x144/0x170 [ 36.936031][ C0] ? dump_stack+0x15/0x24 [ 36.940384][ C0] ? should_fail_ex+0x3bf/0x510 [ 36.945254][ C0] ? should_failslab+0x9/0x20 [ 36.949953][ C0] ? kmem_cache_alloc_node+0x42/0x330 [ 36.955346][ C0] ? __alloc_skb+0xe8/0x4a0 [ 36.959876][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 36.965189][ C0] dump_stack+0x15/0x24 [ 36.969354][ C0] should_fail_ex+0x3bf/0x510 [ 36.974050][ C0] __should_failslab+0xac/0xf0 [ 36.978852][ C0] should_failslab+0x9/0x20 [ 36.983368][ C0] kmem_cache_alloc_node+0x42/0x330 [ 36.988582][ C0] ? __alloc_skb+0xe8/0x4a0 [ 36.993104][ C0] __alloc_skb+0xe8/0x4a0 [ 36.997455][ C0] ndisc_send_rs+0x31d/0x870 [ 37.002150][ C0] ? ipv6_get_lladdr+0x1be/0x200 [ 37.007113][ C0] addrconf_rs_timer+0x35a/0x600 [ 37.012090][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.017567][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.023046][ C0] call_timer_fn+0x46/0x2a0 [ 37.027568][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.033041][ C0] __run_timers+0x646/0x9b0 [ 37.037564][ C0] ? calc_index+0x200/0x200 [ 37.042086][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 37.047305][ C0] run_timer_softirq+0x6a/0xf0 [ 37.052087][ C0] handle_softirqs+0x1d7/0x600 [ 37.056866][ C0] __irq_exit_rcu+0x52/0xf0 [ 37.061375][ C0] irq_exit_rcu+0x9/0x10 [ 37.065626][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 37.071280][ C0] [ 37.074223][ C0] [ 37.077160][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 37.083164][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 37.089081][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 37.108702][ C0] RSP: 0018:ffffc90000a27540 EFLAGS: 00000246 [ 37.114782][ C0] RAX: 1ffff11021fe8b79 RBX: ffffc90000a27618 RCX: ffffffff87b7b100 [ 37.122774][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 37.130758][ C0] RBP: ffffc90000a275c8 R08: ffff88810ff45107 R09: 1ffff11021fe8a20 [ 37.138742][ C0] R10: dffffc0000000000 R11: ffffed1021fe8a21 R12: 0000000000000000 [ 37.146720][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000144ea8 [ 37.154712][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 37.160448][ C0] ? kernel_text_address+0xa0/0xd0 [ 37.165578][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 37.171487][ C0] irqentry_exit+0x37/0x40 [ 37.175916][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 37.181047][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 37.186524][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 37.192001][ C0] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 37.211622][ C0] RSP: 0018:ffffc90000a276c0 EFLAGS: 00000293 [ 37.216321][ C1] FAULT_INJECTION: forcing a failure. [ 37.216321][ C1] name failslab, interval 1, probability 1, space 0, times 946 [ 37.217697][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810ff45100 [ 37.238425][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 37.246410][ C0] RBP: ffffc90000a27760 R08: 0000000000000003 R09: 0000000000000004 [ 37.254388][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 37.262374][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000144ed8 [ 37.270360][ C0] ? dump_stack_lvl+0x13b/0x170 [ 37.275236][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.280274][ C0] ? __schedule+0xbea/0x14b0 [ 37.284878][ C0] dump_stack+0x15/0x24 [ 37.289050][ C0] should_fail_ex+0x3bf/0x510 [ 37.293735][ C0] __should_failslab+0xac/0xf0 [ 37.298515][ C0] should_failslab+0x9/0x20 [ 37.303032][ C0] kmem_cache_alloc_node+0x42/0x330 [ 37.308248][ C0] ? __alloc_skb+0xe8/0x4a0 [ 37.312778][ C0] ? __kasan_check_write+0x14/0x20 [ 37.317922][ C0] __alloc_skb+0xe8/0x4a0 [ 37.322265][ C0] alloc_skb_with_frags+0xa8/0x620 [ 37.327384][ C0] ? memcpy+0x56/0x70 [ 37.331377][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 37.336593][ C0] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 37.342327][ C0] ? __kasan_check_write+0x14/0x20 [ 37.347450][ C0] ? _raw_spin_lock+0x94/0xf0 [ 37.352134][ C0] ? __cfi__raw_spin_lock+0x10/0x10 [ 37.357341][ C0] unix_dgram_sendmsg+0x5c1/0x1710 [ 37.362465][ C0] ? selinux_socket_sendmsg+0x22f/0x340 [ 37.368022][ C0] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 37.373929][ C0] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 37.379498][ C0] ? security_socket_sendmsg+0x93/0xb0 [ 37.384966][ C0] __sys_sendto+0x4ac/0x660 [ 37.389478][ C0] ? __cfi___sys_sendto+0x10/0x10 [ 37.394514][ C0] ? __cfi_do_syslog+0x10/0x10 [ 37.399293][ C0] ? __sys_connect+0x267/0x460 [ 37.404070][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 37.409626][ C0] ? xfd_validate_state+0x70/0x150 [ 37.414754][ C0] ? __kasan_check_write+0x14/0x20 [ 37.419877][ C0] __x64_sys_sendto+0xe5/0x100 [ 37.424649][ C0] x64_sys_call+0x83/0x9a0 [ 37.429082][ C0] do_syscall_64+0x4c/0xa0 [ 37.433515][ C0] ? clear_bhb_loop+0x30/0x80 [ 37.438196][ C0] ? clear_bhb_loop+0x30/0x80 [ 37.442881][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.448792][ C0] RIP: 0033:0x7fafdd421407 [ 37.453223][ 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 [ 37.472842][ C0] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 37.481280][ C0] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 37.489276][ C0] RDX: 0000000000000052 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 37.497267][ C0] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 37.505247][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 37.513228][ C0] R13: 00007ffff36257e0 R14: 0000000000000037 R15: 00007ffff36257e0 [ 37.521220][ C0] [ 37.524252][ C1] CPU: 1 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 37.525276][ C0] FAULT_INJECTION: forcing a failure. [ 37.525276][ C0] name failslab, interval 1, probability 1, space 0, times 945 [ 37.531733][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 37.554549][ C1] Call Trace: [ 37.557842][ C1] [ 37.560693][ C1] __dump_stack+0x21/0x24 [ 37.565044][ C1] dump_stack_lvl+0x110/0x170 [ 37.569732][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.574773][ C1] ? stack_trace_save+0xa6/0xf0 [ 37.579638][ C1] dump_stack+0x15/0x24 [ 37.583820][ C1] should_fail_ex+0x3bf/0x510 [ 37.588504][ C1] ? dst_alloc+0x16a/0x1e0 [ 37.592930][ C1] __should_failslab+0xac/0xf0 [ 37.597705][ C1] should_failslab+0x9/0x20 [ 37.602212][ C1] kmem_cache_alloc+0x3b/0x320 [ 37.606989][ C1] ? handle_softirqs+0x1d7/0x600 [ 37.611934][ C1] ? __irq_exit_rcu+0x52/0xf0 [ 37.616621][ C1] ? __cfi_ip6_dst_gc+0x10/0x10 [ 37.621486][ C1] dst_alloc+0x16a/0x1e0 [ 37.625744][ C1] icmp6_dst_alloc+0xf8/0x510 [ 37.630441][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 37.635128][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 37.640341][ C1] ? memset+0x35/0x40 [ 37.644345][ C1] ? __ndisc_fill_addr_option+0xd7/0x130 [ 37.649985][ C1] ndisc_send_rs+0x66a/0x870 [ 37.654604][ C1] addrconf_rs_timer+0x35a/0x600 [ 37.659555][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.665027][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 37.670069][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 37.675630][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.681099][ C1] call_timer_fn+0x46/0x2a0 [ 37.685635][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 37.691106][ C1] __run_timers+0x646/0x9b0 [ 37.695629][ C1] ? calc_index+0x200/0x200 [ 37.700147][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 37.705368][ C1] run_timer_softirq+0x6a/0xf0 [ 37.710146][ C1] handle_softirqs+0x1d7/0x600 [ 37.714934][ C1] __irq_exit_rcu+0x52/0xf0 [ 37.719443][ C1] irq_exit_rcu+0x9/0x10 [ 37.723694][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 37.729350][ C1] [ 37.732316][ C1] [ 37.735258][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 37.741252][ C1] RIP: 0010:__printk_cpu_sync_wait+0xb/0x40 [ 37.747161][ C1] Code: 1d 5f 00 4c 89 33 5b 41 5c 41 5e 41 5f 5d c3 90 90 90 90 90 90 90 90 90 90 90 b8 0c 67 40 a5 55 48 89 e5 e8 17 92 19 00 f3 90 <48> c7 c7 c0 b9 11 87 be 04 00 00 00 e8 24 1f 5f 00 8b 05 7e e5 b9 [ 37.766778][ C1] RSP: 0018:ffffc9000b737b70 EFLAGS: 00000293 [ 37.772857][ C1] RAX: ffffffff8157d44c RBX: ffffffff860afda0 RCX: ffff88810e4ebcc0 [ 37.780841][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff8711b9c0 [ 37.788813][ C1] RBP: ffffc9000b737b70 R08: 0000000000000003 R09: 0000000000000004 [ 37.796801][ C1] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 37.804776][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff920016e6f70 [ 37.812757][ C1] ? __printk_cpu_sync_wait+0x2c/0x40 [ 37.818169][ C1] dump_stack_lvl+0xce/0x170 [ 37.822773][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 37.827811][ C1] ? selinux_capable+0x2b6/0x3b0 [ 37.832763][ C1] ? __cfi_selinux_capable+0x10/0x10 [ 37.838079][ C1] dump_stack+0x15/0x24 [ 37.842244][ C1] should_fail_ex+0x3bf/0x510 [ 37.846924][ C1] ? getname_flags+0xba/0x510 [ 37.851610][ C1] __should_failslab+0xac/0xf0 [ 37.856388][ C1] should_failslab+0x9/0x20 [ 37.860904][ C1] kmem_cache_alloc+0x3b/0x320 [ 37.865683][ C1] getname_flags+0xba/0x510 [ 37.870193][ C1] getname+0x19/0x20 [ 37.874119][ C1] do_sys_openat2+0xeb/0x820 [ 37.878733][ C1] ? user_path_at_empty+0x162/0x1c0 [ 37.883944][ C1] ? __cfi_path_umount+0x10/0x10 [ 37.888895][ C1] ? do_sys_open+0xe0/0xe0 [ 37.893329][ C1] ? __x64_sys_umount+0x12d/0x170 [ 37.898373][ C1] __x64_sys_openat+0x136/0x160 [ 37.903243][ C1] x64_sys_call+0x783/0x9a0 [ 37.907761][ C1] do_syscall_64+0x4c/0xa0 [ 37.912189][ C1] ? clear_bhb_loop+0x30/0x80 [ 37.916872][ C1] ? clear_bhb_loop+0x30/0x80 [ 37.921558][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 37.927472][ C1] RIP: 0033:0x7f8ec5d9d2bc [ 37.931899][ C1] Code: 4c 89 54 24 18 41 89 f2 41 83 e2 40 75 40 89 f0 f7 d0 a9 00 00 41 00 74 35 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 44 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 [ 37.951513][ C1] RSP: 002b:00007ffd9cbf4920 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 37.959955][ C1] RAX: ffffffffffffffda RBX: 00007f8ec5e34314 RCX: 00007f8ec5d9d2bc [ 37.967936][ C1] RDX: 0000000000090800 RSI: 00007ffd9cbf5ad0 RDI: 00000000ffffff9c [ 37.975916][ C1] RBP: 00007ffd9cbf5abc R08: 0000000000000000 R09: 0000000000000000 [ 37.983894][ C1] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9cbf5ad0 [ 37.991884][ C1] R13: 00007f8ec5e34314 R14: 00000000000064d2 R15: 00007ffd9cbf5b10 [ 37.999877][ C1] [ 38.002913][ C0] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 38.009709][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.019784][ C0] Call Trace: [ 38.023084][ C0] [ 38.025947][ C0] __dump_stack+0x21/0x24 [ 38.030299][ C0] dump_stack_lvl+0x110/0x170 [ 38.034988][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.040032][ C0] ? calc_wheel_index+0x1b5/0x8d0 [ 38.045075][ C0] ? timer_update_keys+0xb0/0xb0 [ 38.050029][ C0] dump_stack+0x15/0x24 [ 38.054207][ C0] should_fail_ex+0x3bf/0x510 [ 38.058896][ C0] __should_failslab+0xac/0xf0 [ 38.063684][ C0] should_failslab+0x9/0x20 [ 38.068196][ C0] kmem_cache_alloc_node+0x42/0x330 [ 38.073444][ C0] ? __alloc_skb+0xe8/0x4a0 [ 38.077957][ C0] __alloc_skb+0xe8/0x4a0 [ 38.082290][ C0] ndisc_send_rs+0x31d/0x870 [ 38.086976][ C0] ? ipv6_get_lladdr+0x1be/0x200 [ 38.091945][ C0] addrconf_rs_timer+0x35a/0x600 [ 38.096898][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.102372][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 38.107407][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 38.112971][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.118436][ C0] call_timer_fn+0x46/0x2a0 [ 38.122952][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.128421][ C0] __run_timers+0x646/0x9b0 [ 38.132934][ C0] ? calc_index+0x200/0x200 [ 38.137445][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 38.142657][ C0] run_timer_softirq+0x6a/0xf0 [ 38.147433][ C0] handle_softirqs+0x1d7/0x600 [ 38.152201][ C0] __irq_exit_rcu+0x52/0xf0 [ 38.156703][ C0] irq_exit_rcu+0x9/0x10 [ 38.160950][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 38.166622][ C0] [ 38.169556][ C0] [ 38.172492][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 38.178484][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 38.184409][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 38.204018][ C0] RSP: 0018:ffffc90000a27540 EFLAGS: 00000246 [ 38.210100][ C0] RAX: 1ffff11021fe8b79 RBX: ffffc90000a27618 RCX: ffffffff87b7b100 [ 38.218078][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 38.226058][ C0] RBP: ffffc90000a275c8 R08: ffff88810ff45107 R09: 1ffff11021fe8a20 [ 38.234038][ C0] R10: dffffc0000000000 R11: ffffed1021fe8a21 R12: 0000000000000000 [ 38.242008][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000144ea8 [ 38.249989][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 38.255734][ C0] ? kernel_text_address+0xa0/0xd0 [ 38.260861][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 38.266761][ C0] irqentry_exit+0x37/0x40 [ 38.271184][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 38.276307][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 38.281782][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 38.287253][ C0] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 38.306865][ C0] RSP: 0018:ffffc90000a276c0 EFLAGS: 00000293 [ 38.312937][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810ff45100 [ 38.320919][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 38.328900][ C0] RBP: ffffc90000a27760 R08: 0000000000000003 R09: 0000000000000004 [ 38.336872][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 38.344851][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000144ed8 [ 38.352838][ C0] ? dump_stack_lvl+0x13b/0x170 [ 38.357699][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.362729][ C0] ? __schedule+0xbea/0x14b0 [ 38.367356][ C0] dump_stack+0x15/0x24 [ 38.371523][ C0] should_fail_ex+0x3bf/0x510 [ 38.376209][ C0] __should_failslab+0xac/0xf0 [ 38.380991][ C0] should_failslab+0x9/0x20 [ 38.385500][ C0] kmem_cache_alloc_node+0x42/0x330 [ 38.390712][ C0] ? __alloc_skb+0xe8/0x4a0 [ 38.395220][ C0] ? __kasan_check_write+0x14/0x20 [ 38.400346][ C0] __alloc_skb+0xe8/0x4a0 [ 38.404683][ C0] alloc_skb_with_frags+0xa8/0x620 [ 38.409800][ C0] ? memcpy+0x56/0x70 [ 38.413793][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 38.419005][ C0] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 38.424732][ C0] ? __kasan_check_write+0x14/0x20 [ 38.429851][ C0] ? _raw_spin_lock+0x94/0xf0 [ 38.434536][ C0] ? __cfi__raw_spin_lock+0x10/0x10 [ 38.439752][ C0] unix_dgram_sendmsg+0x5c1/0x1710 [ 38.444878][ C0] ? selinux_socket_sendmsg+0x22f/0x340 [ 38.450431][ C0] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 38.456334][ C0] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 38.461893][ C0] ? security_socket_sendmsg+0x93/0xb0 [ 38.467357][ C0] __sys_sendto+0x4ac/0x660 [ 38.471866][ C0] ? __cfi___sys_sendto+0x10/0x10 [ 38.476896][ C0] ? __cfi_do_syslog+0x10/0x10 [ 38.481672][ C0] ? __sys_connect+0x267/0x460 [ 38.486449][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 38.492005][ C0] ? xfd_validate_state+0x70/0x150 [ 38.497167][ C0] ? __kasan_check_write+0x14/0x20 [ 38.502310][ C0] __x64_sys_sendto+0xe5/0x100 [ 38.507106][ C0] x64_sys_call+0x83/0x9a0 [ 38.511547][ C0] do_syscall_64+0x4c/0xa0 [ 38.515977][ C0] ? clear_bhb_loop+0x30/0x80 [ 38.520662][ C0] ? clear_bhb_loop+0x30/0x80 [ 38.525342][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 38.531254][ C0] RIP: 0033:0x7fafdd421407 [ 38.535681][ 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 [ 38.555297][ C0] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 38.563720][ C0] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 38.571702][ C0] RDX: 0000000000000052 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 38.579681][ C0] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 38.587655][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 38.595637][ C0] R13: 00007ffff36257e0 R14: 0000000000000037 R15: 00007ffff36257e0 [ 38.603628][ C0] [ 38.606972][ T286] CPU: 1 PID: 286 Comm: syz-executor Not tainted syzkaller #0 [ 38.607031][ C0] FAULT_INJECTION: forcing a failure. [ 38.607031][ C0] name failslab, interval 1, probability 1, space 0, times 941 [ 38.614490][ T286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.637293][ T286] Call Trace: [ 38.640579][ T286] [ 38.643517][ T286] __dump_stack+0x21/0x24 [ 38.647863][ T286] dump_stack_lvl+0x110/0x170 [ 38.652556][ T286] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.657596][ T286] ? selinux_capable+0x2b6/0x3b0 [ 38.662556][ T286] ? __cfi_selinux_capable+0x10/0x10 [ 38.667846][ T286] dump_stack+0x15/0x24 [ 38.672042][ T286] should_fail_ex+0x3bf/0x510 [ 38.676731][ T286] ? getname_flags+0xba/0x510 [ 38.681421][ T286] __should_failslab+0xac/0xf0 [ 38.686200][ T286] should_failslab+0x9/0x20 [ 38.690718][ T286] kmem_cache_alloc+0x3b/0x320 [ 38.695505][ T286] getname_flags+0xba/0x510 [ 38.700022][ T286] getname+0x19/0x20 [ 38.703930][ T286] do_sys_openat2+0xeb/0x820 [ 38.708563][ T286] ? user_path_at_empty+0x162/0x1c0 [ 38.713776][ T286] ? __cfi_path_umount+0x10/0x10 [ 38.718731][ T286] ? do_sys_open+0xe0/0xe0 [ 38.723172][ T286] ? __x64_sys_umount+0x12d/0x170 [ 38.728214][ T286] __x64_sys_openat+0x136/0x160 [ 38.733088][ T286] x64_sys_call+0x783/0x9a0 [ 38.737602][ T286] do_syscall_64+0x4c/0xa0 [ 38.742033][ T286] ? clear_bhb_loop+0x30/0x80 [ 38.746717][ T286] ? clear_bhb_loop+0x30/0x80 [ 38.751406][ T286] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 38.757338][ T286] RIP: 0033:0x7f8ec5d9d2bc [ 38.761764][ T286] Code: 4c 89 54 24 18 41 89 f2 41 83 e2 40 75 40 89 f0 f7 d0 a9 00 00 41 00 74 35 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 44 48 8b 54 24 18 64 48 2b 14 25 28 00 00 00 [ 38.781380][ T286] RSP: 002b:00007ffd9cbf4920 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 38.789802][ T286] RAX: ffffffffffffffda RBX: 00007f8ec5e34314 RCX: 00007f8ec5d9d2bc [ 38.797780][ T286] RDX: 0000000000090800 RSI: 00007ffd9cbf5ad0 RDI: 00000000ffffff9c [ 38.805756][ T286] RBP: 00007ffd9cbf5abc R08: 0000000000000000 R09: 0000000000000000 [ 38.813732][ T286] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd9cbf5ad0 [ 38.821711][ T286] R13: 00007f8ec5e34314 R14: 00000000000064d2 R15: 00007ffd9cbf5b10 [ 38.829714][ T286] [ 38.832744][ C0] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 38.839586][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 38.849658][ C0] Call Trace: [ 38.852957][ C0] [ 38.855805][ C0] __dump_stack+0x21/0x24 [ 38.860143][ C0] dump_stack_lvl+0x110/0x170 [ 38.864825][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 38.869849][ C0] ? stack_trace_save+0xa6/0xf0 [ 38.874711][ C0] dump_stack+0x15/0x24 [ 38.878873][ C0] should_fail_ex+0x3bf/0x510 [ 38.883560][ C0] ? dst_alloc+0x16a/0x1e0 [ 38.887982][ C0] __should_failslab+0xac/0xf0 [ 38.892763][ C0] should_failslab+0x9/0x20 [ 38.897276][ C0] kmem_cache_alloc+0x3b/0x320 [ 38.902046][ C0] ? handle_softirqs+0x1d7/0x600 [ 38.907073][ C0] ? __irq_exit_rcu+0x52/0xf0 [ 38.911767][ C0] ? __cfi_ip6_dst_gc+0x10/0x10 [ 38.916630][ C0] dst_alloc+0x16a/0x1e0 [ 38.920884][ C0] icmp6_dst_alloc+0xf8/0x510 [ 38.925570][ C0] ndisc_send_skb+0x2ad/0xcd0 [ 38.930255][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 38.935466][ C0] ? skb_put+0x10a/0x1f0 [ 38.939720][ C0] ndisc_send_rs+0x66a/0x870 [ 38.944313][ C0] addrconf_rs_timer+0x35a/0x600 [ 38.949281][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.954753][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 38.959793][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 38.965350][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.970814][ C0] call_timer_fn+0x46/0x2a0 [ 38.975351][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 38.980815][ C0] __run_timers+0x646/0x9b0 [ 38.985334][ C0] ? calc_index+0x200/0x200 [ 38.989846][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 38.995059][ C0] run_timer_softirq+0x6a/0xf0 [ 38.999827][ C0] handle_softirqs+0x1d7/0x600 [ 39.004604][ C0] __irq_exit_rcu+0x52/0xf0 [ 39.009115][ C0] irq_exit_rcu+0x9/0x10 [ 39.013368][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 39.019011][ C0] [ 39.021949][ C0] [ 39.024878][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 39.030869][ C0] RIP: 0010:preempt_schedule_irq+0xa5/0x120 [ 39.036766][ C0] Code: 44 24 20 00 02 00 00 43 c6 44 37 04 f8 74 0b 0f 0b 48 f7 03 08 00 00 00 74 4d bf 01 00 00 00 e8 d1 fb 4c fc fb bf 01 00 00 00 46 e5 ff ff fa bf 01 00 00 00 e8 7b fd 4c fc 65 48 8b 1d c3 d4 [ 39.056390][ C0] RSP: 0018:ffffc90000a27540 EFLAGS: 00000246 [ 39.062460][ C0] RAX: 1ffff11021fe8b79 RBX: ffffc90000a27618 RCX: ffffffff87b7b100 [ 39.070453][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 39.078438][ C0] RBP: ffffc90000a275c8 R08: ffff88810ff45107 R09: 1ffff11021fe8a20 [ 39.086415][ C0] R10: dffffc0000000000 R11: ffffed1021fe8a21 R12: 0000000000000000 [ 39.094390][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000144ea8 [ 39.102375][ C0] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 39.108103][ C0] ? kernel_text_address+0xa0/0xd0 [ 39.113232][ C0] raw_irqentry_exit_cond_resched+0x29/0x30 [ 39.119128][ C0] irqentry_exit+0x37/0x40 [ 39.123551][ C0] sysvec_reschedule_ipi+0x78/0x80 [ 39.128676][ C0] asm_sysvec_reschedule_ipi+0x1b/0x20 [ 39.134160][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 39.135330][ C1] FAULT_INJECTION: forcing a failure. [ 39.135330][ C1] name failslab, interval 1, probability 1, space 0, times 940 [ 39.139630][ C0] Code: e6 00 02 00 00 31 ff e8 ea 56 77 fc 49 81 e5 00 02 00 00 75 07 e8 1c 52 77 fc eb 06 e8 15 52 77 fc fb 48 c7 04 24 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 40 [ 39.172005][ C0] RSP: 0018:ffffc90000a276c0 EFLAGS: 00000293 [ 39.178087][ C0] RAX: ffffffff84fa142b RBX: ffffffff860afda0 RCX: ffff88810ff45100 [ 39.186072][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 39.194060][ C0] RBP: ffffc90000a27760 R08: 0000000000000003 R09: 0000000000000004 [ 39.202038][ C0] R10: dffffc0000000000 R11: fffffbfff0e23738 R12: dffffc0000000000 [ 39.210016][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000144ed8 [ 39.217994][ C0] ? dump_stack_lvl+0x13b/0x170 [ 39.222861][ C0] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.227890][ C0] ? __schedule+0xbea/0x14b0 [ 39.232517][ C0] dump_stack+0x15/0x24 [ 39.236684][ C0] should_fail_ex+0x3bf/0x510 [ 39.241371][ C0] __should_failslab+0xac/0xf0 [ 39.246147][ C0] should_failslab+0x9/0x20 [ 39.250658][ C0] kmem_cache_alloc_node+0x42/0x330 [ 39.255863][ C0] ? __alloc_skb+0xe8/0x4a0 [ 39.260376][ C0] ? __kasan_check_write+0x14/0x20 [ 39.265496][ C0] __alloc_skb+0xe8/0x4a0 [ 39.269851][ C0] alloc_skb_with_frags+0xa8/0x620 [ 39.274982][ C0] ? memcpy+0x56/0x70 [ 39.278987][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 39.284218][ C0] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 39.289959][ C0] ? __kasan_check_write+0x14/0x20 [ 39.295084][ C0] ? _raw_spin_lock+0x94/0xf0 [ 39.299781][ C0] ? __cfi__raw_spin_lock+0x10/0x10 [ 39.305001][ C0] unix_dgram_sendmsg+0x5c1/0x1710 [ 39.310135][ C0] ? selinux_socket_sendmsg+0x22f/0x340 [ 39.315704][ C0] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 39.321629][ C0] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 39.327190][ C0] ? security_socket_sendmsg+0x93/0xb0 [ 39.332684][ C0] __sys_sendto+0x4ac/0x660 [ 39.337205][ C0] ? __cfi___sys_sendto+0x10/0x10 [ 39.342251][ C0] ? __cfi_do_syslog+0x10/0x10 [ 39.347030][ C0] ? __sys_connect+0x267/0x460 [ 39.351805][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 39.357372][ C0] ? xfd_validate_state+0x70/0x150 [ 39.362500][ C0] ? __kasan_check_write+0x14/0x20 [ 39.367629][ C0] __x64_sys_sendto+0xe5/0x100 [ 39.372407][ C0] x64_sys_call+0x83/0x9a0 [ 39.376837][ C0] do_syscall_64+0x4c/0xa0 [ 39.381265][ C0] ? clear_bhb_loop+0x30/0x80 [ 39.385946][ C0] ? clear_bhb_loop+0x30/0x80 [ 39.390633][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 39.396545][ C0] RIP: 0033:0x7fafdd421407 [ 39.400963][ 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 [ 39.420574][ C0] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 39.429003][ C0] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 39.436991][ C0] RDX: 0000000000000052 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 39.444970][ C0] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 39.452947][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 39.460929][ C0] R13: 00007ffff36257e0 R14: 0000000000000037 R15: 00007ffff36257e0 [ 39.468937][ C0] [ 39.471987][ C1] CPU: 1 PID: 43 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 39.479383][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.489454][ C1] Workqueue: events_unbound toggle_allocation_gate [ 39.495977][ C1] Call Trace: [ 39.499274][ C1] [ 39.502131][ C1] __dump_stack+0x21/0x24 [ 39.506475][ C1] dump_stack_lvl+0x110/0x170 [ 39.511161][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.516207][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 39.522022][ C1] ? ref_tracker_alloc+0x345/0x4a0 [ 39.527157][ C1] dump_stack+0x15/0x24 [ 39.531333][ C1] should_fail_ex+0x3bf/0x510 [ 39.536023][ C1] __should_failslab+0xac/0xf0 [ 39.540815][ C1] should_failslab+0x9/0x20 [ 39.545326][ C1] __kmem_cache_alloc_node+0x3d/0x2d0 [ 39.550712][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 39.556273][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 39.561831][ C1] kmalloc_trace+0x29/0xb0 [ 39.566255][ C1] dst_cow_metrics_generic+0x55/0x1c0 [ 39.571641][ C1] icmp6_dst_alloc+0x389/0x510 [ 39.576424][ C1] ndisc_send_skb+0x2ad/0xcd0 [ 39.581107][ C1] ? __cfi_ndisc_send_skb+0x10/0x10 [ 39.586310][ C1] ? memcpy+0x56/0x70 [ 39.590307][ C1] ? __ndisc_fill_addr_option+0xde/0x130 [ 39.595945][ C1] ndisc_send_rs+0x66a/0x870 [ 39.600552][ C1] addrconf_rs_timer+0x35a/0x600 [ 39.605499][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.610968][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 39.616005][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 39.621568][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.627032][ C1] call_timer_fn+0x46/0x2a0 [ 39.631560][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 39.637030][ C1] __run_timers+0x646/0x9b0 [ 39.641579][ C1] ? calc_index+0x200/0x200 [ 39.646104][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 39.651329][ C1] run_timer_softirq+0x6a/0xf0 [ 39.656111][ C1] handle_softirqs+0x1d7/0x600 [ 39.660883][ C1] __irq_exit_rcu+0x52/0xf0 [ 39.665392][ C1] irq_exit_rcu+0x9/0x10 [ 39.669643][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 39.675292][ C1] [ 39.678225][ C1] [ 39.681162][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 39.687157][ C1] RIP: 0010:smp_call_function_many_cond+0x854/0x940 [ 39.693768][ C1] Code: 41 8b 1f 89 de 83 e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 <41> 0f b6 44 1d 00 84 c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff [ 39.713382][ C1] RSP: 0018:ffffc900002cf840 EFLAGS: 00000293 [ 39.719455][ C1] RAX: ffffffff8167f820 RBX: dffffc0000000000 RCX: ffff888109459440 [ 39.727430][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 39.735407][ C1] RBP: ffffc900002cf978 R08: ffff8881f6f390d7 R09: 1ffff1103ede721a [ 39.743380][ C1] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103ede7218 [ 39.751355][ C1] R13: 1ffff1103edc7ae1 R14: 0000000000000000 R15: ffff8881f6e3d708 [ 39.759332][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 39.764626][ C1] ? smp_call_function_many_cond+0x870/0x940 [ 39.770621][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 39.775658][ C1] ? smp_call_function_many+0x40/0x40 [ 39.781051][ C1] ? kmem_cache_alloc_bulk+0xf9/0x3c0 [ 39.786440][ C1] ? text_poke+0x30/0x30 [ 39.790696][ C1] ? preempt_schedule_thunk+0x16/0x18 [ 39.796078][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 39.801377][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 39.806422][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 39.811547][ C1] text_poke_bp_batch+0x3fc/0x600 [ 39.816598][ C1] ? text_poke_loc_init+0x560/0x560 [ 39.821822][ C1] ? __kasan_check_write+0x14/0x20 [ 39.826953][ C1] ? mutex_lock+0x93/0x1b0 [ 39.831393][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 39.836264][ C1] ? text_poke_queue+0xde/0x1a0 [ 39.841130][ C1] text_poke_finish+0x1a/0x30 [ 39.845851][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 39.851847][ C1] __jump_label_update+0x38f/0x3b0 [ 39.856979][ C1] jump_label_update+0x39b/0x450 [ 39.861937][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 39.867843][ C1] static_key_enable+0x1a/0x30 [ 39.872629][ C1] toggle_allocation_gate+0xba/0x440 [ 39.877928][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10 [ 39.883834][ C1] ? ttwu_do_wakeup+0x102/0x490 [ 39.888706][ C1] ? __kasan_check_write+0x14/0x20 [ 39.893833][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 39.899654][ C1] ? try_to_wake_up+0x622/0x1250 [ 39.904615][ C1] process_one_work+0x717/0xc30 [ 39.909478][ C1] worker_thread+0xa4d/0x11d0 [ 39.914162][ C1] kthread+0x281/0x320 [ 39.918241][ C1] ? __cfi_worker_thread+0x10/0x10 [ 39.923385][ C1] ? __cfi_kthread+0x10/0x10 [ 39.927994][ C1] ret_from_fork+0x1f/0x30 [ 39.932424][ C1] [ 39.935447][ T309] CPU: 0 PID: 309 Comm: kworker/0:3 Not tainted syzkaller #0 [ 39.936130][ C1] FAULT_INJECTION: forcing a failure. [ 39.936130][ C1] name failslab, interval 1, probability 1, space 0, times 938 [ 39.942851][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 39.965747][ T309] Workqueue: ipv6_addrconf addrconf_dad_work [ 39.971833][ T309] Call Trace: [ 39.975120][ T309] [ 39.978059][ T309] __dump_stack+0x21/0x24 [ 39.982402][ T309] dump_stack_lvl+0x110/0x170 [ 39.987085][ T309] ? __cfi_dump_stack_lvl+0x8/0x8 [ 39.992123][ T309] dump_stack+0x15/0x24 [ 39.996318][ T309] should_fail_ex+0x3bf/0x510 [ 40.001020][ T309] __should_failslab+0xac/0xf0 [ 40.005799][ T309] should_failslab+0x9/0x20 [ 40.010309][ T309] kmem_cache_alloc_node+0x42/0x330 [ 40.015541][ T309] ? __alloc_skb+0xe8/0x4a0 [ 40.020060][ T309] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 40.025879][ T309] __alloc_skb+0xe8/0x4a0 [ 40.030233][ T309] ? __kasan_check_read+0x11/0x20 [ 40.035266][ T309] __ipv6_ifa_notify+0x200/0xe80 [ 40.040235][ T309] ? snmp6_fill_stats+0x6c0/0x6c0 [ 40.045274][ T309] ? __local_bh_enable_ip+0x58/0x80 [ 40.050478][ T309] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 40.057286][ T309] ? __kasan_check_write+0x14/0x20 [ 40.062423][ T309] ? try_to_grab_pending+0x1a4/0x580 [ 40.067726][ T309] ? mod_delayed_work_on+0xe0/0xe0 [ 40.072880][ T309] ? __cfi_fib6_clean_node+0x10/0x10 [ 40.078177][ T309] ? __kasan_check_write+0x14/0x20 [ 40.083289][ T309] ? __cancel_work+0x198/0x200 [ 40.088074][ T309] addrconf_dad_completed+0x192/0xe80 [ 40.093468][ T309] ? addrconf_dad_stop+0x440/0x440 [ 40.098593][ T309] addrconf_dad_work+0xc1b/0x14a0 [ 40.103631][ T309] ? __cfi_addrconf_dad_work+0x10/0x10 [ 40.109093][ T309] ? __kasan_check_write+0x14/0x20 [ 40.114242][ T309] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 40.120145][ T309] process_one_work+0x717/0xc30 [ 40.125005][ T309] worker_thread+0xa4d/0x11d0 [ 40.129697][ T309] kthread+0x281/0x320 [ 40.133777][ T309] ? __cfi_worker_thread+0x10/0x10 [ 40.138898][ T309] ? __cfi_kthread+0x10/0x10 [ 40.143502][ T309] ret_from_fork+0x1f/0x30 [ 40.147930][ T309] [ 40.150958][ C1] CPU: 1 PID: 43 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 40.158357][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.160253][ T91] FAULT_INJECTION: forcing a failure. [ 40.160253][ T91] name failslab, interval 1, probability 1, space 0, times 936 [ 40.168441][ C1] Workqueue: events_unbound toggle_allocation_gate [ 40.187711][ C1] Call Trace: [ 40.191006][ C1] [ 40.193857][ C1] __dump_stack+0x21/0x24 [ 40.198201][ C1] dump_stack_lvl+0x110/0x170 [ 40.202895][ C1] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.208017][ C1] ? kfree_skbmem+0x10c/0x180 [ 40.212709][ C1] dump_stack+0x15/0x24 [ 40.216877][ C1] should_fail_ex+0x3bf/0x510 [ 40.221567][ C1] __should_failslab+0xac/0xf0 [ 40.226382][ C1] should_failslab+0x9/0x20 [ 40.230937][ C1] kmem_cache_alloc_node+0x42/0x330 [ 40.236191][ C1] ? __alloc_skb+0xe8/0x4a0 [ 40.240715][ C1] __alloc_skb+0xe8/0x4a0 [ 40.245064][ C1] br_info_notify+0xae/0x170 [ 40.249681][ C1] br_ifinfo_notify+0x2a/0x40 [ 40.254377][ C1] br_forward_delay_timer_expired+0x220/0x260 [ 40.260471][ C1] ? __cfi_br_forward_delay_timer_expired+0x10/0x10 [ 40.267097][ C1] call_timer_fn+0x46/0x2a0 [ 40.271632][ C1] ? __cfi_br_forward_delay_timer_expired+0x10/0x10 [ 40.278244][ C1] __run_timers+0x646/0x9b0 [ 40.282793][ C1] ? calc_index+0x200/0x200 [ 40.287318][ C1] ? kvm_sched_clock_read+0x18/0x40 [ 40.292550][ C1] run_timer_softirq+0x6a/0xf0 [ 40.296340][ T278] FAULT_INJECTION: forcing a failure. [ 40.296340][ T278] name failslab, interval 1, probability 1, space 0, times 936 [ 40.297337][ C1] handle_softirqs+0x1d7/0x600 [ 40.314859][ C1] __irq_exit_rcu+0x52/0xf0 [ 40.319431][ C1] irq_exit_rcu+0x9/0x10 [ 40.323696][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 40.329371][ C1] [ 40.332312][ C1] [ 40.335253][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 40.341256][ C1] RIP: 0010:smp_call_function_many_cond+0x854/0x940 [ 40.347865][ C1] Code: 41 8b 1f 89 de 83 e6 01 31 ff e8 77 72 09 00 83 e3 01 48 bb 00 00 00 00 00 fc ff df 75 0a e8 43 6e 09 00 e9 38 ff ff ff f3 90 <41> 0f b6 44 1d 00 84 c0 75 14 41 f7 07 01 00 00 00 0f 84 1a ff ff [ 40.367484][ C1] RSP: 0018:ffffc900002cf840 EFLAGS: 00000293 [ 40.373575][ C1] RAX: ffffffff8167f820 RBX: dffffc0000000000 RCX: ffff888109459440 [ 40.381567][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 40.385600][ T309] FAULT_INJECTION: forcing a failure. [ 40.385600][ T309] name failslab, interval 1, probability 1, space 0, times 935 [ 40.389565][ C1] RBP: ffffc900002cf978 R08: ffff8881f6f390d7 R09: 1ffff1103ede721a [ 40.410374][ C1] R10: 0000000000000000 R11: ffffffff8134b650 R12: 1ffff1103ede7218 [ 40.418359][ C1] R13: 1ffff1103edc7ae1 R14: 0000000000000000 R15: ffff8881f6e3d708 [ 40.426350][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 40.431667][ C1] ? smp_call_function_many_cond+0x870/0x940 [ 40.437660][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 40.442722][ C1] ? smp_call_function_many+0x40/0x40 [ 40.448110][ C1] ? kmem_cache_alloc_bulk+0xf9/0x3c0 [ 40.453525][ C1] ? text_poke+0x30/0x30 [ 40.457788][ C1] ? preempt_schedule_thunk+0x16/0x18 [ 40.463177][ C1] ? __cfi_x2apic_send_IPI+0x10/0x10 [ 40.468478][ C1] ? __cfi_do_sync_core+0x10/0x10 [ 40.473541][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 40.478764][ C1] text_poke_bp_batch+0x3fc/0x600 [ 40.483809][ C1] ? text_poke_loc_init+0x560/0x560 [ 40.489031][ C1] ? __kasan_check_write+0x14/0x20 [ 40.494152][ C1] ? mutex_lock+0x93/0x1b0 [ 40.498581][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 40.503443][ C1] ? text_poke_queue+0xde/0x1a0 [ 40.508307][ C1] text_poke_finish+0x1a/0x30 [ 40.513016][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 40.519033][ C1] __jump_label_update+0x38f/0x3b0 [ 40.524172][ C1] jump_label_update+0x39b/0x450 [ 40.529134][ C1] static_key_enable_cpuslocked+0x126/0x240 [ 40.535083][ C1] static_key_enable+0x1a/0x30 [ 40.539865][ C1] toggle_allocation_gate+0xba/0x440 [ 40.545171][ C1] ? __cfi_toggle_allocation_gate+0x10/0x10 [ 40.551078][ C1] ? ttwu_do_wakeup+0x102/0x490 [ 40.555969][ C1] ? __kasan_check_write+0x14/0x20 [ 40.561097][ C1] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 40.566947][ C1] ? try_to_wake_up+0x622/0x1250 [ 40.571917][ C1] process_one_work+0x717/0xc30 [ 40.576785][ C1] worker_thread+0xa4d/0x11d0 [ 40.581484][ C1] kthread+0x281/0x320 [ 40.585577][ C1] ? __cfi_worker_thread+0x10/0x10 [ 40.590700][ C1] ? __cfi_kthread+0x10/0x10 [ 40.595305][ C1] ret_from_fork+0x1f/0x30 [ 40.599738][ C1] [ 40.602765][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 40.609566][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.609679][ T288] FAULT_INJECTION: forcing a failure. [ 40.609679][ T288] name failslab, interval 1, probability 1, space 0, times 934 [ 40.619642][ T91] Call Trace: [ 40.619649][ T91] [ 40.619657][ T91] __dump_stack+0x21/0x24 [ 40.619684][ T91] dump_stack_lvl+0x110/0x170 [ 40.647668][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.652727][ T91] dump_stack+0x15/0x24 [ 40.656920][ T91] should_fail_ex+0x3bf/0x510 [ 40.661610][ T91] ? __alloc_file+0x28/0x2a0 [ 40.666214][ T91] __should_failslab+0xac/0xf0 [ 40.670993][ T91] should_failslab+0x9/0x20 [ 40.675506][ T91] kmem_cache_alloc+0x3b/0x320 [ 40.680286][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 40.685509][ T91] __alloc_file+0x28/0x2a0 [ 40.689942][ T91] alloc_empty_file+0x97/0x180 [ 40.694725][ T91] alloc_file+0x59/0x600 [ 40.698987][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 40.703851][ T91] alloc_file_pseudo+0x180/0x200 [ 40.708804][ T91] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 40.714277][ T91] ? _raw_spin_unlock+0x4c/0x70 [ 40.719224][ T91] ? alloc_fd+0x4c1/0x570 [ 40.723570][ T91] sock_alloc_file+0xba/0x270 [ 40.728269][ T91] __sys_socket+0x138/0x1a0 [ 40.732788][ T91] __x64_sys_socket+0x7a/0x90 [ 40.737477][ T91] x64_sys_call+0x449/0x9a0 [ 40.742003][ T91] do_syscall_64+0x4c/0xa0 [ 40.746451][ T91] ? clear_bhb_loop+0x30/0x80 [ 40.751136][ T91] ? clear_bhb_loop+0x30/0x80 [ 40.755835][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 40.761746][ T91] RIP: 0033:0x7fafdd49c707 [ 40.766170][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 40.785788][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 40.794217][ T91] RAX: ffffffffffffffda RBX: 0000000000000052 RCX: 00007fafdd49c707 [ 40.802200][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 40.810179][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 40.818159][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 40.826141][ T91] R13: 00007ffff36257e0 R14: 0000000000000037 R15: 00007ffff36257e0 [ 40.834129][ T91] [ 40.837155][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 40.844643][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 40.854718][ T288] Call Trace: [ 40.858020][ T288] [ 40.859724][ T338] FAULT_INJECTION: forcing a failure. [ 40.859724][ T338] name failslab, interval 1, probability 1, space 0, times 934 [ 40.860999][ T288] __dump_stack+0x21/0x24 [ 40.874602][ T102] FAULT_INJECTION: forcing a failure. [ 40.874602][ T102] name failslab, interval 1, probability 1, space 0, times 934 [ 40.878089][ T288] dump_stack_lvl+0x110/0x170 [ 40.878118][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 40.900570][ T288] dump_stack+0x15/0x24 [ 40.904751][ T288] should_fail_ex+0x3bf/0x510 [ 40.909449][ T288] __should_failslab+0xac/0xf0 [ 40.914259][ T288] should_failslab+0x9/0x20 [ 40.918776][ T288] __kmem_cache_alloc_node+0x3d/0x2d0 [ 40.924164][ T288] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 40.929925][ T288] ? kasan_save_alloc_info+0x1f/0x30 [ 40.935227][ T288] ? __kasan_slab_alloc+0x72/0x80 [ 40.940296][ T288] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 40.946041][ T288] kmalloc_trace+0x29/0xb0 [ 40.950492][ T288] selinux_sk_alloc_security+0x7e/0x1a0 [ 40.956082][ T288] security_sk_alloc+0x83/0xb0 [ 40.960867][ T288] sk_prot_alloc+0x108/0x320 [ 40.965468][ T288] sk_alloc+0x3b/0x460 [ 40.969548][ T288] inet_create+0x5af/0xef0 [ 40.973988][ T288] __sock_create+0x39e/0x7c0 [ 40.978593][ T288] __sys_socket+0xcd/0x1a0 [ 40.983025][ T288] __x64_sys_socket+0x7a/0x90 [ 40.987713][ T288] x64_sys_call+0x449/0x9a0 [ 40.992230][ T288] do_syscall_64+0x4c/0xa0 [ 40.996667][ T288] ? clear_bhb_loop+0x30/0x80 [ 41.001352][ T288] ? clear_bhb_loop+0x30/0x80 [ 41.006043][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.011963][ T288] RIP: 0033:0x7fb435d9f807 [ 41.016390][ T288] Code: f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 41.036014][ T288] RSP: 002b:00007ffdff5651b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000029 [ 41.044444][ T288] RAX: ffffffffffffffda RBX: 00007fb435feb460 RCX: 00007fb435d9f807 [ 41.052429][ T288] RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 [ 41.060410][ T288] RBP: 00007ffdff5658dc R08: 0000000000000000 R09: 0000000000000000 [ 41.068398][ T288] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003 [ 41.076376][ T288] R13: 00005555621df8d0 R14: 0000000000000000 R15: 00007ffdff565930 [ 41.084360][ T288] [ 41.087399][ T309] CPU: 0 PID: 309 Comm: kworker/0:3 Not tainted syzkaller #0 [ 41.094802][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.104868][ T309] Workqueue: mld mld_dad_work [ 41.109566][ T309] Call Trace: [ 41.112859][ T309] [ 41.115798][ T309] __dump_stack+0x21/0x24 [ 41.120145][ T309] dump_stack_lvl+0x110/0x170 [ 41.124837][ T309] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.129874][ T309] ? kasan_set_track+0x60/0x70 [ 41.134652][ T309] ? kasan_save_alloc_info+0x1f/0x30 [ 41.139949][ T309] ? __kasan_slab_alloc+0x72/0x80 [ 41.144991][ T309] ? slab_post_alloc_hook+0x4f/0x2d0 [ 41.150295][ T309] ? kmem_cache_alloc+0x166/0x320 [ 41.155344][ T309] dump_stack+0x15/0x24 [ 41.159520][ T309] should_fail_ex+0x3bf/0x510 [ 41.164213][ T309] __should_failslab+0xac/0xf0 [ 41.168997][ T309] should_failslab+0x9/0x20 [ 41.173515][ T309] __kmem_cache_alloc_node+0x3d/0x2d0 [ 41.178906][ T309] ? ref_tracker_alloc+0x16b/0x4a0 [ 41.184030][ T309] ? ref_tracker_alloc+0x16b/0x4a0 [ 41.189154][ T309] kmalloc_trace+0x29/0xb0 [ 41.193583][ T309] ref_tracker_alloc+0x16b/0x4a0 [ 41.198537][ T309] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.204021][ T309] ? slab_post_alloc_hook+0x6d/0x2d0 [ 41.209333][ T309] ? __slab_alloc+0x6b/0xa0 [ 41.213859][ T309] dst_init+0xc4/0x3d0 [ 41.217956][ T309] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.222821][ T309] dst_alloc+0x191/0x1e0 [ 41.227078][ T309] icmp6_dst_alloc+0xf8/0x510 [ 41.231780][ T309] mld_sendpack+0x623/0xda0 [ 41.236303][ T309] ? add_grec+0x13f0/0x13f0 [ 41.240826][ T309] ? add_grec+0xfae/0x13f0 [ 41.245249][ T309] ? memcpy+0x56/0x70 [ 41.249251][ T309] ? __cfi_mutex_lock+0x10/0x10 [ 41.254124][ T309] mld_dad_work+0x244/0x670 [ 41.258639][ T309] process_one_work+0x717/0xc30 [ 41.263511][ T309] worker_thread+0xa4d/0x11d0 [ 41.268202][ T309] kthread+0x281/0x320 [ 41.272287][ T309] ? __cfi_worker_thread+0x10/0x10 [ 41.277415][ T309] ? __cfi_kthread+0x10/0x10 [ 41.282014][ T309] ret_from_fork+0x1f/0x30 [ 41.286442][ T309] [ 41.289640][ T102] CPU: 0 PID: 102 Comm: udevd Not tainted syzkaller #0 [ 41.291349][ T39] FAULT_INJECTION: forcing a failure. [ 41.291349][ T39] name failslab, interval 1, probability 1, space 0, times 933 [ 41.296529][ T102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.296542][ T102] Call Trace: [ 41.296548][ T102] [ 41.296555][ T102] __dump_stack+0x21/0x24 [ 41.296583][ T102] dump_stack_lvl+0x110/0x170 [ 41.296607][ T102] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.296644][ T102] dump_stack+0x15/0x24 [ 41.296666][ T102] should_fail_ex+0x3bf/0x510 [ 41.296703][ T102] ? security_file_alloc+0x33/0x130 [ 41.296732][ T102] __should_failslab+0xac/0xf0 [ 41.296758][ T102] should_failslab+0x9/0x20 [ 41.296778][ T102] kmem_cache_alloc+0x3b/0x320 [ 41.367888][ T102] ? __alloc_file+0x28/0x2a0 [ 41.372512][ T102] security_file_alloc+0x33/0x130 [ 41.377569][ T102] __alloc_file+0xb5/0x2a0 [ 41.382007][ T102] alloc_empty_file+0x97/0x180 [ 41.386790][ T102] path_openat+0xf4/0x2f30 [ 41.391231][ T102] ? kasan_set_track+0x60/0x70 [ 41.396013][ T102] ? kasan_set_track+0x4b/0x70 [ 41.400806][ T102] ? __kasan_slab_alloc+0x72/0x80 [ 41.405845][ T102] ? slab_post_alloc_hook+0x4f/0x2d0 [ 41.411151][ T102] ? kmem_cache_alloc+0x166/0x320 [ 41.416208][ T102] ? getname_flags+0xba/0x510 [ 41.420901][ T102] ? getname+0x19/0x20 [ 41.424983][ T102] ? do_sys_openat2+0xeb/0x820 [ 41.429769][ T102] ? __x64_sys_openat+0x136/0x160 [ 41.434811][ T102] ? x64_sys_call+0x783/0x9a0 [ 41.439515][ T102] ? do_syscall_64+0x4c/0xa0 [ 41.444145][ T102] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.450243][ T102] ? do_filp_open+0x420/0x420 [ 41.454969][ T102] do_filp_open+0x1ee/0x420 [ 41.459502][ T102] ? __cfi_do_filp_open+0x10/0x10 [ 41.464573][ T102] ? alloc_fd+0x4c1/0x570 [ 41.468929][ T102] do_sys_openat2+0x15e/0x820 [ 41.473626][ T102] ? user_path_at_empty+0x162/0x1c0 [ 41.478841][ T102] ? do_sys_open+0xe0/0xe0 [ 41.483276][ T102] ? do_readlinkat+0xed/0x490 [ 41.487981][ T102] ? ksys_read+0x1eb/0x260 [ 41.492421][ T102] ? __cfi_ksys_read+0x10/0x10 [ 41.497202][ T102] ? fput+0x15b/0x1a0 [ 41.501205][ T102] __x64_sys_openat+0x136/0x160 [ 41.506078][ T102] x64_sys_call+0x783/0x9a0 [ 41.510597][ T102] do_syscall_64+0x4c/0xa0 [ 41.515031][ T102] ? clear_bhb_loop+0x30/0x80 [ 41.519718][ T102] ? clear_bhb_loop+0x30/0x80 [ 41.524408][ T102] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.530323][ T102] RIP: 0033:0x7fee88aa7407 [ 41.534755][ T102] 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 [ 41.554380][ T102] RSP: 002b:00007ffe2b3851b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 41.562809][ T102] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 41.570798][ T102] RDX: 0000000000080141 RSI: 0000556a0ec0902e RDI: ffffffffffffff9c [ 41.578813][ T102] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 41.586819][ T102] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 41.594802][ T102] R13: 00000000ffffffff R14: ffffffffffffffff R15: 00007ffe2b3854d0 [ 41.602793][ T102] [ 41.606037][ T39] CPU: 1 PID: 39 Comm: kworker/1:1 Not tainted syzkaller #0 [ 41.613365][ T39] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.623444][ T39] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.629463][ T39] Call Trace: [ 41.632764][ T39] [ 41.634200][ T102] udevd[102]: could not touch /run/udev/queue: Cannot allocate memory [ 41.635727][ T39] __dump_stack+0x21/0x24 [ 41.635759][ T39] dump_stack_lvl+0x110/0x170 [ 41.652935][ T39] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.657971][ T39] ? kasan_set_track+0x60/0x70 [ 41.662747][ T39] ? kasan_save_alloc_info+0x1f/0x30 [ 41.668044][ T39] ? __kasan_slab_alloc+0x72/0x80 [ 41.673082][ T39] ? slab_post_alloc_hook+0x4f/0x2d0 [ 41.678384][ T39] ? kmem_cache_alloc+0x166/0x320 [ 41.683422][ T39] dump_stack+0x15/0x24 [ 41.687591][ T39] should_fail_ex+0x3bf/0x510 [ 41.692280][ T39] __should_failslab+0xac/0xf0 [ 41.697066][ T39] should_failslab+0x9/0x20 [ 41.701580][ T39] __kmem_cache_alloc_node+0x3d/0x2d0 [ 41.706973][ T39] ? ref_tracker_alloc+0x16b/0x4a0 [ 41.712104][ T39] ? ref_tracker_alloc+0x16b/0x4a0 [ 41.717226][ T39] kmalloc_trace+0x29/0xb0 [ 41.721675][ T39] ref_tracker_alloc+0x16b/0x4a0 [ 41.726624][ T39] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 41.732090][ T39] ? slab_post_alloc_hook+0x6d/0x2d0 [ 41.737386][ T39] ? kmem_cache_alloc+0x24e/0x320 [ 41.742423][ T39] dst_init+0xc4/0x3d0 [ 41.746504][ T39] ? __cfi_ip6_dst_gc+0x10/0x10 [ 41.751363][ T39] dst_alloc+0x191/0x1e0 [ 41.755610][ T39] icmp6_dst_alloc+0xf8/0x510 [ 41.760305][ T39] mld_sendpack+0x623/0xda0 [ 41.764817][ T39] ? add_grec+0x13f0/0x13f0 [ 41.769330][ T39] ? memcpy+0x56/0x70 [ 41.773317][ T39] ? add_grec+0x10b/0x13f0 [ 41.777742][ T39] ipv6_mc_dad_complete+0x299/0x620 [ 41.782955][ T39] addrconf_dad_completed+0x737/0xe80 [ 41.788333][ T39] ? addrconf_dad_stop+0x440/0x440 [ 41.793452][ T39] ? mod_delayed_work_on+0xa8/0xe0 [ 41.798581][ T39] addrconf_dad_work+0xc1b/0x14a0 [ 41.803614][ T39] ? __cfi_addrconf_dad_work+0x10/0x10 [ 41.809087][ T39] ? __kasan_check_write+0x14/0x20 [ 41.814203][ T39] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 41.820104][ T39] process_one_work+0x717/0xc30 [ 41.824981][ T39] worker_thread+0xa4d/0x11d0 [ 41.829666][ T39] kthread+0x281/0x320 [ 41.833745][ T39] ? __cfi_worker_thread+0x10/0x10 [ 41.838891][ T39] ? __cfi_kthread+0x10/0x10 [ 41.843488][ T39] ret_from_fork+0x1f/0x30 [ 41.847925][ T39] [ 41.851244][ T338] CPU: 0 PID: 338 Comm: udevd Not tainted syzkaller #0 [ 41.858151][ T338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 41.868220][ T338] Call Trace: [ 41.871514][ T338] [ 41.874459][ T338] __dump_stack+0x21/0x24 [ 41.878803][ T338] dump_stack_lvl+0x110/0x170 [ 41.883497][ T338] ? __cfi_dump_stack_lvl+0x8/0x8 [ 41.888535][ T338] dump_stack+0x15/0x24 [ 41.892711][ T338] should_fail_ex+0x3bf/0x510 [ 41.897416][ T338] ? __alloc_file+0x28/0x2a0 [ 41.902021][ T338] __should_failslab+0xac/0xf0 [ 41.906802][ T338] should_failslab+0x9/0x20 [ 41.911311][ T338] kmem_cache_alloc+0x3b/0x320 [ 41.916088][ T338] __alloc_file+0x28/0x2a0 [ 41.920512][ T338] alloc_empty_file+0x97/0x180 [ 41.925279][ T338] path_openat+0xf4/0x2f30 [ 41.929699][ T338] ? kasan_set_track+0x60/0x70 [ 41.934473][ T338] ? kasan_set_track+0x4b/0x70 [ 41.939249][ T338] ? __kasan_slab_alloc+0x72/0x80 [ 41.944282][ T338] ? slab_post_alloc_hook+0x4f/0x2d0 [ 41.949579][ T338] ? kmem_cache_alloc+0x166/0x320 [ 41.954620][ T338] ? getname_flags+0xba/0x510 [ 41.959301][ T338] ? getname+0x19/0x20 [ 41.963370][ T338] ? do_sys_openat2+0xeb/0x820 [ 41.968150][ T338] ? __x64_sys_openat+0x136/0x160 [ 41.973195][ T338] ? x64_sys_call+0x783/0x9a0 [ 41.977882][ T338] ? do_syscall_64+0x4c/0xa0 [ 41.982483][ T338] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 41.988575][ T338] ? do_filp_open+0x420/0x420 [ 41.993271][ T338] do_filp_open+0x1ee/0x420 [ 41.997786][ T338] ? __cfi_do_filp_open+0x10/0x10 [ 42.002830][ T338] ? alloc_fd+0x4c1/0x570 [ 42.007177][ T338] do_sys_openat2+0x15e/0x820 [ 42.011877][ T338] ? do_sys_open+0xe0/0xe0 [ 42.016320][ T338] ? fput+0x15b/0x1a0 [ 42.020317][ T338] __x64_sys_openat+0x136/0x160 [ 42.025181][ T338] x64_sys_call+0x783/0x9a0 [ 42.029700][ T338] do_syscall_64+0x4c/0xa0 [ 42.034127][ T338] ? clear_bhb_loop+0x30/0x80 [ 42.038810][ T338] ? clear_bhb_loop+0x30/0x80 [ 42.043491][ T338] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.049398][ T338] RIP: 0033:0x7fee88aa7407 [ 42.053823][ T338] 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 [ 42.073443][ T338] RSP: 002b:00007ffe2b3846e0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 42.081869][ T338] RAX: ffffffffffffffda RBX: 00007fee89167880 RCX: 00007fee88aa7407 [ 42.089862][ T338] RDX: 0000000000080241 RSI: 00007ffe2b384c40 RDI: ffffffffffffff9c [ 42.097848][ T338] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 42.105824][ T338] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000556a0ec09dfc [ 42.113797][ T338] R13: 0000556a0ec09dfc R14: 0000000000000001 R15: 0000556a0ec24140 [ 42.121777][ T338] [ 42.126374][ T278] CPU: 1 PID: 278 Comm: syz-executor Not tainted syzkaller #0 [ 42.133874][ T278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.143944][ T278] Call Trace: [ 42.147227][ T278] [ 42.150173][ T278] __dump_stack+0x21/0x24 [ 42.154523][ T278] dump_stack_lvl+0x110/0x170 [ 42.159213][ T278] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.164252][ T278] dump_stack+0x15/0x24 [ 42.168415][ T278] should_fail_ex+0x3bf/0x510 [ 42.173105][ T278] ? security_file_alloc+0x33/0x130 [ 42.178324][ T278] __should_failslab+0xac/0xf0 [ 42.183103][ T278] should_failslab+0x9/0x20 [ 42.187615][ T278] kmem_cache_alloc+0x3b/0x320 [ 42.192392][ T278] ? __alloc_file+0x28/0x2a0 [ 42.196994][ T278] security_file_alloc+0x33/0x130 [ 42.202030][ T278] __alloc_file+0xb5/0x2a0 [ 42.206460][ T278] alloc_empty_file+0x97/0x180 [ 42.211240][ T278] alloc_file+0x59/0x600 [ 42.215491][ T278] ? _raw_spin_unlock+0x4c/0x70 [ 42.220395][ T278] alloc_file_pseudo+0x180/0x200 [ 42.225346][ T278] ? __cfi_alloc_file_pseudo+0x10/0x10 [ 42.230817][ T278] ? __cfi_current_time+0x10/0x10 [ 42.235849][ T278] ? memset+0x35/0x40 [ 42.239833][ T278] ? create_pipe_files+0x299/0x6c0 [ 42.244976][ T278] ? memcpy+0x56/0x70 [ 42.248972][ T278] create_pipe_files+0x2e3/0x6c0 [ 42.253948][ T278] __do_pipe_flags+0x4f/0x200 [ 42.258643][ T278] do_pipe2+0xa7/0x190 [ 42.262716][ T278] ? pipe_fcntl+0x510/0x510 [ 42.267237][ T278] ? debug_smp_processor_id+0x17/0x20 [ 42.272619][ T278] __x64_sys_pipe2+0x5a/0x70 [ 42.277227][ T278] x64_sys_call+0x258/0x9a0 [ 42.281746][ T278] do_syscall_64+0x4c/0xa0 [ 42.286173][ T278] ? clear_bhb_loop+0x30/0x80 [ 42.290859][ T278] ? clear_bhb_loop+0x30/0x80 [ 42.295546][ T278] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.301452][ T278] RIP: 0033:0x7f2f01d9cfc9 [ 42.305877][ T278] Code: 38 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 eb aa e8 ea 34 00 00 66 2e 0f 1f 84 00 00 00 00 00 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 07 c3 66 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff [ 42.325492][ T278] RSP: 002b:00007ffd4fefaba8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 42.333936][ T278] RAX: ffffffffffffffda RBX: 00005555907ddf30 RCX: 00007f2f01d9cfc9 [ 42.341917][ T278] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd4fefabb8 [ 42.349896][ T278] RBP: 00007ffd4fefb190 R08: 0000000000000000 R09: 0000000000000000 [ 42.357879][ T278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd4fefacf0 [ 42.365854][ T278] R13: 0000555590846e80 R14: 00005555907e2740 R15: 0000000000000000 [ 42.373838][ T278] SYZFAIL: pipe failed (errno 12: Cannot allocate memory) [ 42.378107][ T91] FAULT_INJECTION: forcing a failure. [ 42.378107][ T91] name failslab, interval 1, probability 1, space 0, times 929 [ 42.385837][ T28] audit: type=1400 audit(1785412357.080:141): avc: denied { write } for pid=278 comm="syz-executor" path="pipe:[11929]" dev="pipefs" ino=11929 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 42.391073][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 42.420779][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.430857][ T91] Call Trace: [ 42.434154][ T91] [ 42.437097][ T91] __dump_stack+0x21/0x24 [ 42.441457][ T91] dump_stack_lvl+0x110/0x170 [ 42.446163][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.451222][ T91] ? preempt_schedule+0xbc/0xd0 [ 42.456123][ T91] ? __cfi_preempt_schedule+0x10/0x10 [ 42.461507][ T91] dump_stack+0x15/0x24 [ 42.465670][ T91] should_fail_ex+0x3bf/0x510 [ 42.470355][ T91] __should_failslab+0xac/0xf0 [ 42.475125][ T91] should_failslab+0x9/0x20 [ 42.479633][ T91] kmem_cache_alloc_node+0x42/0x330 [ 42.484839][ T91] ? __alloc_skb+0xe8/0x4a0 [ 42.489355][ T91] __alloc_skb+0xe8/0x4a0 [ 42.493700][ T91] alloc_skb_with_frags+0xa8/0x620 [ 42.498820][ T91] ? memcpy+0x56/0x70 [ 42.502816][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 42.508039][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 42.513769][ T91] ? __kasan_check_write+0x14/0x20 [ 42.518890][ T91] ? _raw_spin_lock+0x94/0xf0 [ 42.523584][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 42.528802][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 42.533939][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 42.539498][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 42.545416][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 42.550982][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 42.556454][ T91] __sys_sendto+0x4ac/0x660 [ 42.560967][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 42.566003][ T91] ? __cfi_do_syslog+0x10/0x10 [ 42.570775][ T91] ? __sys_connect+0x267/0x460 [ 42.575560][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 42.581115][ T91] ? xfd_validate_state+0x70/0x150 [ 42.586238][ T91] ? __kasan_check_write+0x14/0x20 [ 42.591365][ T91] __x64_sys_sendto+0xe5/0x100 [ 42.596151][ T91] x64_sys_call+0x83/0x9a0 [ 42.600588][ T91] do_syscall_64+0x4c/0xa0 [ 42.605020][ T91] ? clear_bhb_loop+0x30/0x80 [ 42.609714][ T91] ? clear_bhb_loop+0x30/0x80 [ 42.614407][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 42.620317][ T91] RIP: 0033:0x7fafdd421407 [ 42.624753][ T91] 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 [ 42.644387][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 42.652813][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 42.660795][ T91] RDX: 0000000000000047 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 42.668773][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 42.676758][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 42.684737][ T91] R13: 00007ffff36257e0 R14: 000000000000002c R15: 00007ffff36257e0 [ 42.692729][ T91] [ 42.698863][ T287] FAULT_INJECTION: forcing a failure. [ 42.698863][ T287] name failslab, interval 1, probability 1, space 0, times 927 [ 42.725077][ T277] FAULT_INJECTION: forcing a failure. [ 42.725077][ T277] name failslab, interval 1, probability 1, space 0, times 927 [ 42.744774][ T287] CPU: 1 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 42.752284][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 42.762363][ T287] Call Trace: [ 42.765662][ T287] [ 42.768633][ T287] __dump_stack+0x21/0x24 [ 42.773002][ T287] dump_stack_lvl+0x110/0x170 [ 42.777702][ T287] ? __cfi_dump_stack_lvl+0x8/0x8 [ 42.782755][ T287] ? kmem_cache_free+0x12d/0x300 [ 42.787717][ T287] dump_stack+0x15/0x24 [ 42.791917][ T287] should_fail_ex+0x3bf/0x510 [ 42.796635][ T287] __should_failslab+0xac/0xf0 [ 42.801433][ T287] should_failslab+0x9/0x20 [ 42.805956][ T287] __kmem_cache_alloc_node+0x3d/0x2d0 [ 42.811367][ T287] ? kobject_uevent_env+0x286/0x720 [ 42.816611][ T287] ? kobject_uevent_env+0x286/0x720 [ 42.821857][ T287] kmalloc_trace+0x29/0xb0 [ 42.826305][ T287] kobject_uevent_env+0x286/0x720 [ 42.831380][ T287] kobject_uevent+0x1d/0x30 [ 42.835929][ T287] __kobject_del+0xd3/0x2c0 [ 42.840465][ T287] kobject_put+0x1ee/0x280 [ 42.844918][ T287] net_rx_queue_update_kobjects+0x404/0x470 [ 42.850848][ T287] netdev_unregister_kobject+0xf9/0x260 [ 42.856430][ T287] unregister_netdevice_many+0x142c/0x1910 [ 42.862280][ T287] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 42.868472][ T287] ? __kasan_check_write+0x14/0x20 [ 42.873621][ T287] ? queue_delayed_work_on+0x10d/0x160 [ 42.879141][ T287] ? linkwatch_fire_event+0x1dc/0x240 [ 42.884552][ T287] ? __kasan_check_read+0x11/0x20 [ 42.889609][ T287] unregister_netdevice_queue+0x2e1/0x320 [ 42.895367][ T287] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 42.901635][ T287] ? linkwatch_fire_event+0x208/0x240 [ 42.907050][ T287] __tun_detach+0xc9d/0x1450 [ 42.911674][ T287] tun_chr_close+0x92/0x140 [ 42.916202][ T287] ? __cfi_tun_chr_close+0x10/0x10 [ 42.921348][ T287] __fput+0x1fd/0x8f0 [ 42.925366][ T287] ____fput+0x15/0x20 [ 42.929373][ T287] task_work_run+0x1e1/0x250 [ 42.933994][ T287] ? __cfi_task_work_run+0x10/0x10 [ 42.939128][ T287] ? free_nsproxy+0x21f/0x270 [ 42.943837][ T287] do_exit+0xaf2/0x2850 [ 42.948024][ T287] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 42.953249][ T287] ? __cfi_do_exit+0x10/0x10 [ 42.957874][ T287] ? __kasan_check_write+0x14/0x20 [ 42.963003][ T287] ? _raw_spin_lock_irq+0x95/0xf0 [ 42.968045][ T287] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 42.973606][ T287] ? ksys_write+0x1eb/0x260 [ 42.978127][ T287] ? zap_other_threads+0x2c1/0x2f0 [ 42.983260][ T287] do_group_exit+0x21b/0x2e0 [ 42.987869][ T287] __x64_sys_exit_group+0x3f/0x40 [ 42.992913][ T287] x64_sys_call+0x7b4/0x9a0 [ 42.997433][ T287] do_syscall_64+0x4c/0xa0 [ 43.001882][ T287] ? clear_bhb_loop+0x30/0x80 [ 43.006565][ T287] ? clear_bhb_loop+0x30/0x80 [ 43.011266][ T287] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.017178][ T287] RIP: 0033:0x7f9f97d9df99 [ 43.021604][ T287] Code: Unable to access opcode bytes at 0x7f9f97d9df6f. [ 43.028638][ T287] RSP: 002b:00007fff2217b658 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 43.037059][ T287] RAX: ffffffffffffffda RBX: 00007f9f97e34374 RCX: 00007f9f97d9df99 [ 43.045038][ T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 43.053031][ T287] RBP: 000000000000000c R08: 0000000000000000 R09: 00007f9f97e34314 [ 43.061022][ T287] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2217c8b0 [ 43.069025][ T287] R13: 00007f9f97e34314 R14: 000055559230f4e8 R15: 00007fff2217c8f0 [ 43.077027][ T287] [ 43.081411][ T277] CPU: 1 PID: 277 Comm: sshd-session Not tainted syzkaller #0 [ 43.088921][ T277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.099001][ T277] Call Trace: [ 43.102310][ T277] [ 43.105262][ T277] __dump_stack+0x21/0x24 [ 43.109623][ T277] dump_stack_lvl+0x110/0x170 [ 43.114333][ T277] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.119406][ T277] ? __kasan_check_write+0x14/0x20 [ 43.121833][ T91] FAULT_INJECTION: forcing a failure. [ 43.121833][ T91] name failslab, interval 1, probability 1, space 0, times 926 [ 43.124538][ T277] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 43.142756][ T277] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 43.148675][ T277] dump_stack+0x15/0x24 [ 43.152856][ T277] should_fail_ex+0x3bf/0x510 [ 43.157557][ T277] __should_failslab+0xac/0xf0 [ 43.162358][ T277] should_failslab+0x9/0x20 [ 43.166885][ T277] kmem_cache_alloc_node+0x42/0x330 [ 43.172102][ T277] ? __alloc_skb+0xe8/0x4a0 [ 43.176623][ T277] __alloc_skb+0xe8/0x4a0 [ 43.180974][ T277] tcp_stream_alloc_skb+0x47/0x360 [ 43.186109][ T277] tcp_sendmsg_locked+0xcb7/0x39f0 [ 43.191252][ T277] ? _raw_spin_lock_bh+0x94/0xf0 [ 43.196216][ T277] ? __cfi_tcp_sendmsg_locked+0x10/0x10 [ 43.201787][ T277] tcp_sendmsg+0x2f/0x50 [ 43.206053][ T277] inet_sendmsg+0xb6/0xd0 [ 43.210417][ T277] sock_write_iter+0x2ea/0x3f0 [ 43.215201][ T277] ? __cfi_sock_write_iter+0x10/0x10 [ 43.220513][ T277] ? fsnotify_perm+0x67/0x5b0 [ 43.225219][ T277] ? security_file_permission+0x8a/0xb0 [ 43.230789][ T277] vfs_write+0x5ef/0xd00 [ 43.235048][ T277] ? __cfi_vfs_write+0x10/0x10 [ 43.239829][ T277] ? _raw_spin_unlock_irq+0x4d/0x70 [ 43.245060][ T277] ? __kasan_check_read+0x11/0x20 [ 43.250119][ T277] ? __fdget_pos+0x1f2/0x380 [ 43.254735][ T277] ksys_write+0x14a/0x260 [ 43.259084][ T277] ? __cfi_ksys_write+0x10/0x10 [ 43.263957][ T277] ? fput+0x15b/0x1a0 [ 43.267972][ T277] ? debug_smp_processor_id+0x17/0x20 [ 43.273361][ T277] __x64_sys_write+0x7b/0x90 [ 43.277992][ T277] x64_sys_call+0x27b/0x9a0 [ 43.282531][ T277] do_syscall_64+0x4c/0xa0 [ 43.286966][ T277] ? clear_bhb_loop+0x30/0x80 [ 43.291652][ T277] ? clear_bhb_loop+0x30/0x80 [ 43.296347][ T277] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.302299][ T277] RIP: 0033:0x7fc626aa7407 [ 43.306731][ T277] 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 [ 43.326353][ T277] RSP: 002b:00007ffd043f1550 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 43.334788][ T277] RAX: ffffffffffffffda RBX: 00007fc627198300 RCX: 00007fc626aa7407 [ 43.342779][ T277] RDX: 0000000000000058 RSI: 00005572b6830130 RDI: 0000000000000004 [ 43.350776][ T277] RBP: 00005572b6833c60 R08: 0000000000000000 R09: 0000000000000000 [ 43.358755][ T277] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 43.366780][ T277] R13: 00007ffd043f16a0 R14: 0000000000000000 R15: 0000000000000004 [ 43.374766][ T277] [ 43.377791][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 43.384583][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.394673][ T91] Call Trace: [ 43.397960][ T91] [ 43.400925][ T91] __dump_stack+0x21/0x24 [ 43.405272][ T91] dump_stack_lvl+0x110/0x170 [ 43.409958][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.414998][ T91] dump_stack+0x15/0x24 [ 43.419168][ T91] should_fail_ex+0x3bf/0x510 [ 43.423862][ T91] __should_failslab+0xac/0xf0 [ 43.428665][ T91] should_failslab+0x9/0x20 [ 43.433182][ T91] kmem_cache_alloc_node+0x42/0x330 [ 43.438401][ T91] ? __alloc_skb+0xe8/0x4a0 [ 43.442925][ T91] ? kasan_set_track+0x60/0x70 [ 43.447710][ T91] __alloc_skb+0xe8/0x4a0 [ 43.452058][ T91] ? do_syscall_64+0x4c/0xa0 [ 43.456665][ T91] alloc_skb_with_frags+0xa8/0x620 [ 43.461786][ T91] ? memcpy+0x56/0x70 [ 43.465797][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 43.471013][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 43.476749][ T91] ? __kasan_check_write+0x14/0x20 [ 43.481874][ T91] ? _raw_spin_lock+0x94/0xf0 [ 43.486558][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 43.491797][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 43.496929][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 43.502487][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 43.508394][ T91] ? kfree+0x6f/0xf0 [ 43.512309][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 43.517871][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 43.523339][ T91] __sys_sendto+0x4ac/0x660 [ 43.527864][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 43.532903][ T91] ? __cfi_do_syslog+0x10/0x10 [ 43.537677][ T91] ? __sys_connect+0x267/0x460 [ 43.542468][ T91] __x64_sys_sendto+0xe5/0x100 [ 43.547243][ T91] x64_sys_call+0x83/0x9a0 [ 43.551721][ T91] do_syscall_64+0x4c/0xa0 [ 43.556150][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.560834][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.565522][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.571441][ T91] RIP: 0033:0x7fafdd421407 [ 43.575870][ T91] 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 [ 43.595487][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 43.603922][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 43.611901][ T91] RDX: 0000000000000073 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 43.619883][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 43.627868][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 43.635853][ T91] R13: 00007ffff36257e0 R14: 0000000000000058 R15: 00007ffff36257e0 [ 43.643839][ T91] [ 43.652899][ T91] FAULT_INJECTION: forcing a failure. [ 43.652899][ T91] name failslab, interval 1, probability 1, space 0, times 923 [ 43.665720][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 43.672500][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.682565][ T91] Call Trace: [ 43.685849][ T91] [ 43.688789][ T91] __dump_stack+0x21/0x24 [ 43.693140][ T91] dump_stack_lvl+0x110/0x170 [ 43.697829][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.702874][ T91] dump_stack+0x15/0x24 [ 43.707046][ T91] should_fail_ex+0x3bf/0x510 [ 43.711734][ T91] __should_failslab+0xac/0xf0 [ 43.716516][ T91] should_failslab+0x9/0x20 [ 43.721028][ T91] __kmem_cache_alloc_node+0x3d/0x2d0 [ 43.726411][ T91] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 43.732149][ T91] ? kasan_save_alloc_info+0x1f/0x30 [ 43.737436][ T91] ? __kasan_slab_alloc+0x72/0x80 [ 43.742480][ T91] ? selinux_sk_alloc_security+0x7e/0x1a0 [ 43.748236][ T91] kmalloc_trace+0x29/0xb0 [ 43.752688][ T91] selinux_sk_alloc_security+0x7e/0x1a0 [ 43.758248][ T91] security_sk_alloc+0x83/0xb0 [ 43.763024][ T91] sk_prot_alloc+0x108/0x320 [ 43.767628][ T91] sk_alloc+0x3b/0x460 [ 43.771710][ T91] unix_create1+0xb8/0x710 [ 43.776141][ T91] unix_create+0x149/0x200 [ 43.780571][ T91] __sock_create+0x39e/0x7c0 [ 43.785176][ T91] __sys_socket+0xcd/0x1a0 [ 43.789609][ T91] __x64_sys_socket+0x7a/0x90 [ 43.794299][ T91] x64_sys_call+0x449/0x9a0 [ 43.798819][ T91] do_syscall_64+0x4c/0xa0 [ 43.803250][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.807937][ T91] ? clear_bhb_loop+0x30/0x80 [ 43.812624][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 43.818534][ T91] RIP: 0033:0x7fafdd49c707 [ 43.822960][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 43.842574][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 43.851024][ T91] RAX: ffffffffffffffda RBX: 000000000000004e RCX: 00007fafdd49c707 [ 43.859008][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 43.866987][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 43.874970][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 43.882952][ T91] R13: 00007ffff36257e0 R14: 0000000000000033 R15: 00007ffff36257e0 [ 43.890940][ T91] [ 43.909717][ T346] FAULT_INJECTION: forcing a failure. [ 43.909717][ T346] name failslab, interval 1, probability 1, space 0, times 920 [ 43.925114][ T346] CPU: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 [ 43.932528][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 43.942604][ T346] Workqueue: ipv6_addrconf addrconf_dad_work [ 43.948612][ T346] Call Trace: [ 43.951898][ T346] [ 43.954851][ T346] __dump_stack+0x21/0x24 [ 43.959195][ T346] dump_stack_lvl+0x110/0x170 [ 43.963904][ T346] ? __cfi_dump_stack_lvl+0x8/0x8 [ 43.968951][ T346] ? __kasan_check_write+0x14/0x20 [ 43.974071][ T346] dump_stack+0x15/0x24 [ 43.978240][ T346] should_fail_ex+0x3bf/0x510 [ 43.982930][ T346] __should_failslab+0xac/0xf0 [ 43.987717][ T346] should_failslab+0x9/0x20 [ 43.992229][ T346] kmem_cache_alloc_node+0x42/0x330 [ 43.997446][ T346] ? __alloc_skb+0xe8/0x4a0 [ 44.001959][ T346] __alloc_skb+0xe8/0x4a0 [ 44.006294][ T346] ndisc_send_rs+0x31d/0x870 [ 44.010896][ T346] addrconf_dad_completed+0x958/0xe80 [ 44.016280][ T346] ? addrconf_dad_stop+0x440/0x440 [ 44.021403][ T346] addrconf_dad_work+0xc1b/0x14a0 [ 44.026437][ T346] ? __cfi_addrconf_dad_work+0x10/0x10 [ 44.031902][ T346] ? __kasan_check_write+0x14/0x20 [ 44.037025][ T346] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 44.042930][ T346] process_one_work+0x717/0xc30 [ 44.047794][ T346] worker_thread+0xa4d/0x11d0 [ 44.052489][ T346] kthread+0x281/0x320 [ 44.056589][ T346] ? __cfi_worker_thread+0x10/0x10 [ 44.061713][ T346] ? __cfi_kthread+0x10/0x10 [ 44.066311][ T346] ret_from_fork+0x1f/0x30 [ 44.070828][ T346] [ 44.075526][ T91] FAULT_INJECTION: forcing a failure. [ 44.075526][ T91] name failslab, interval 1, probability 1, space 0, times 918 [ 44.089712][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 44.096517][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.106572][ T91] Call Trace: [ 44.109854][ T91] [ 44.112792][ T91] __dump_stack+0x21/0x24 [ 44.117123][ T91] dump_stack_lvl+0x110/0x170 [ 44.121800][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.126823][ T91] ? __schedule+0xbea/0x14b0 [ 44.131415][ T91] dump_stack+0x15/0x24 [ 44.135583][ T91] should_fail_ex+0x3bf/0x510 [ 44.140260][ T91] __should_failslab+0xac/0xf0 [ 44.145048][ T91] should_failslab+0x9/0x20 [ 44.149550][ T91] kmem_cache_alloc_node+0x42/0x330 [ 44.154785][ T91] ? __alloc_skb+0xe8/0x4a0 [ 44.159291][ T91] ? __kasan_check_write+0x14/0x20 [ 44.164399][ T91] __alloc_skb+0xe8/0x4a0 [ 44.168722][ T91] alloc_skb_with_frags+0xa8/0x620 [ 44.173828][ T91] ? memcpy+0x56/0x70 [ 44.177807][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 44.183007][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 44.188726][ T91] ? __kasan_check_write+0x14/0x20 [ 44.193834][ T91] ? _raw_spin_lock+0x94/0xf0 [ 44.198511][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 44.203725][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 44.208854][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 44.214411][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 44.220315][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 44.225875][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 44.231345][ T91] __sys_sendto+0x4ac/0x660 [ 44.235858][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 44.240896][ T91] ? __cfi_do_syslog+0x10/0x10 [ 44.245672][ T91] ? __sys_connect+0x267/0x460 [ 44.250452][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 44.256011][ T91] ? xfd_validate_state+0x70/0x150 [ 44.261135][ T91] ? __kasan_check_write+0x14/0x20 [ 44.266261][ T91] __x64_sys_sendto+0xe5/0x100 [ 44.271035][ T91] x64_sys_call+0x83/0x9a0 [ 44.275469][ T91] do_syscall_64+0x4c/0xa0 [ 44.279895][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.284584][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.289268][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.295168][ T91] RIP: 0033:0x7fafdd421407 [ 44.299591][ T91] 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 [ 44.319237][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 44.327674][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 44.335663][ T91] RDX: 000000000000005b RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 44.343652][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 44.351634][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 44.359619][ T91] R13: 00007ffff36257e0 R14: 0000000000000040 R15: 00007ffff36257e0 [ 44.367608][ T91] [ 44.372091][ T288] FAULT_INJECTION: forcing a failure. [ 44.372091][ T288] name failslab, interval 1, probability 1, space 0, times 917 [ 44.385017][ T288] CPU: 1 PID: 288 Comm: syz-executor Not tainted syzkaller #0 [ 44.392498][ T288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.402068][ T91] FAULT_INJECTION: forcing a failure. [ 44.402068][ T91] name failslab, interval 1, probability 1, space 0, times 912 [ 44.402570][ T288] Call Trace: [ 44.402579][ T288] [ 44.421563][ T288] __dump_stack+0x21/0x24 [ 44.425916][ T288] dump_stack_lvl+0x110/0x170 [ 44.430614][ T288] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.435661][ T288] ? ____kasan_slab_free+0x13d/0x180 [ 44.440964][ T288] dump_stack+0x15/0x24 [ 44.445146][ T288] should_fail_ex+0x3bf/0x510 [ 44.449858][ T288] __should_failslab+0xac/0xf0 [ 44.454695][ T288] should_failslab+0x9/0x20 [ 44.459219][ T288] __kmem_cache_alloc_node+0x3d/0x2d0 [ 44.464631][ T288] ? kobject_uevent_env+0x286/0x720 [ 44.469857][ T288] ? kobject_uevent_env+0x286/0x720 [ 44.475089][ T288] kmalloc_trace+0x29/0xb0 [ 44.479545][ T288] kobject_uevent_env+0x286/0x720 [ 44.484607][ T288] kobject_uevent+0x1d/0x30 [ 44.489124][ T288] __kobject_del+0xd3/0x2c0 [ 44.493646][ T288] kobject_put+0x1ee/0x280 [ 44.498078][ T288] netdev_queue_update_kobjects+0x3de/0x470 [ 44.503988][ T288] netdev_unregister_kobject+0x106/0x260 [ 44.509634][ T288] unregister_netdevice_many+0x142c/0x1910 [ 44.515460][ T288] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 44.521634][ T288] ? __queue_delayed_work+0x173/0x200 [ 44.527027][ T288] ? queue_delayed_work_on+0x10d/0x160 [ 44.532500][ T288] ? linkwatch_fire_event+0x1dc/0x240 [ 44.537906][ T288] ? __kasan_check_read+0x11/0x20 [ 44.542940][ T288] unregister_netdevice_queue+0x2e1/0x320 [ 44.548679][ T288] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 44.554960][ T288] ? linkwatch_fire_event+0x208/0x240 [ 44.560361][ T288] __tun_detach+0xc9d/0x1450 [ 44.564973][ T288] tun_chr_close+0x92/0x140 [ 44.569490][ T288] ? __cfi_tun_chr_close+0x10/0x10 [ 44.574620][ T288] __fput+0x1fd/0x8f0 [ 44.578622][ T288] ____fput+0x15/0x20 [ 44.582618][ T288] task_work_run+0x1e1/0x250 [ 44.587224][ T288] ? __cfi_task_work_run+0x10/0x10 [ 44.592357][ T288] ? free_nsproxy+0x21f/0x270 [ 44.597057][ T288] do_exit+0xaf2/0x2850 [ 44.601231][ T288] ? lock_vma_under_rcu+0x3f8/0x4f0 [ 44.606442][ T288] ? __cfi_do_exit+0x10/0x10 [ 44.611091][ T288] ? __kasan_check_write+0x14/0x20 [ 44.616216][ T288] ? _raw_spin_lock_irq+0x95/0xf0 [ 44.621255][ T288] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 44.626815][ T288] ? ksys_write+0x1eb/0x260 [ 44.631327][ T288] ? zap_other_threads+0x2c1/0x2f0 [ 44.636448][ T288] do_group_exit+0x21b/0x2e0 [ 44.641064][ T288] __x64_sys_exit_group+0x3f/0x40 [ 44.646104][ T288] x64_sys_call+0x7b4/0x9a0 [ 44.650620][ T288] do_syscall_64+0x4c/0xa0 [ 44.655049][ T288] ? clear_bhb_loop+0x30/0x80 [ 44.659746][ T288] ? clear_bhb_loop+0x30/0x80 [ 44.664441][ T288] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.670383][ T288] RIP: 0033:0x7fb435d9df99 [ 44.674811][ T288] Code: Unable to access opcode bytes at 0x7fb435d9df6f. [ 44.681848][ T288] RSP: 002b:00007ffdff565098 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 44.690270][ T288] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb435d9df99 [ 44.698268][ T288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 44.706254][ T288] RBP: 00007fb435e08d20 R08: 0000000000000000 R09: 00005555621df8d0 [ 44.714243][ T288] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 44.722235][ T288] R13: 00005555621df8d0 R14: 0000000000000000 R15: 00007ffdff565930 [ 44.730226][ T288] [ 44.733256][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 44.740051][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.750102][ T91] Call Trace: [ 44.753380][ T91] [ 44.756310][ T91] __dump_stack+0x21/0x24 [ 44.760659][ T91] dump_stack_lvl+0x110/0x170 [ 44.765338][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 44.770360][ T91] ? avc_has_perm+0x163/0x250 [ 44.775032][ T91] dump_stack+0x15/0x24 [ 44.779186][ T91] should_fail_ex+0x3bf/0x510 [ 44.783856][ T91] __should_failslab+0xac/0xf0 [ 44.788619][ T91] should_failslab+0x9/0x20 [ 44.793120][ T91] slab_pre_alloc_hook+0x30/0x1d0 [ 44.798148][ T91] kmem_cache_alloc_lru+0x49/0x280 [ 44.803262][ T91] ? sock_alloc_inode+0x28/0xc0 [ 44.808117][ T91] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 44.814189][ T91] sock_alloc_inode+0x28/0xc0 [ 44.818868][ T91] ? __cfi_sock_alloc_inode+0x10/0x10 [ 44.824244][ T91] new_inode_pseudo+0x70/0x1f0 [ 44.829010][ T91] __sock_create+0x12c/0x7c0 [ 44.833620][ T91] ? fput+0x15b/0x1a0 [ 44.837604][ T91] __sys_socket+0xcd/0x1a0 [ 44.842021][ T91] __x64_sys_socket+0x7a/0x90 [ 44.846695][ T91] x64_sys_call+0x449/0x9a0 [ 44.851197][ T91] do_syscall_64+0x4c/0xa0 [ 44.855614][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.860295][ T91] ? clear_bhb_loop+0x30/0x80 [ 44.864968][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 44.870867][ T91] RIP: 0033:0x7fafdd49c707 [ 44.875276][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 44.894879][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 44.903299][ T91] RAX: ffffffffffffffda RBX: 0000000000000049 RCX: 00007fafdd49c707 [ 44.911288][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 44.919285][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 44.927258][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 44.935225][ T91] R13: 00007ffff36257e0 R14: 000000000000002e R15: 00007ffff36257e0 [ 44.943196][ T91] [ 44.946578][ T91] socket: no more sockets [ 44.951731][ T8] FAULT_INJECTION: forcing a failure. [ 44.951731][ T8] name failslab, interval 1, probability 1, space 0, times 909 [ 44.952515][ T91] FAULT_INJECTION: forcing a failure. [ 44.952515][ T91] name failslab, interval 1, probability 1, space 0, times 909 [ 44.965564][ T8] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 44.984625][ T8] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 44.994709][ T8] Workqueue: netns cleanup_net [ 44.999514][ T8] Call Trace: [ 45.002808][ T8] [ 45.005754][ T8] __dump_stack+0x21/0x24 [ 45.010122][ T8] dump_stack_lvl+0x110/0x170 [ 45.014817][ T8] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.019854][ T8] dump_stack+0x15/0x24 [ 45.024035][ T8] should_fail_ex+0x3bf/0x510 [ 45.028730][ T8] __should_failslab+0xac/0xf0 [ 45.033517][ T8] should_failslab+0x9/0x20 [ 45.038044][ T8] kmem_cache_alloc_node+0x42/0x330 [ 45.043259][ T8] ? __alloc_skb+0xe8/0x4a0 [ 45.047776][ T8] __alloc_skb+0xe8/0x4a0 [ 45.052114][ T8] rtmsg_ifinfo_build_skb+0x75/0x180 [ 45.057409][ T8] rtmsg_ifinfo+0x7a/0x130 [ 45.061843][ T8] dev_close_many+0x26b/0x4d0 [ 45.066534][ T8] ? __cfi_dev_close_many+0x10/0x10 [ 45.071744][ T8] ? wait_for_common+0x569/0x640 [ 45.076730][ T8] ? __kasan_check_read+0x11/0x20 [ 45.081763][ T8] unregister_netdevice_many+0x43f/0x1910 [ 45.087501][ T8] ? __cfi_unregister_netdevice_many+0x10/0x10 [ 45.093678][ T8] ? unregister_netdevice_queue+0x17c/0x320 [ 45.099592][ T8] ? __cfi_unregister_netdevice_queue+0x10/0x10 [ 45.105859][ T8] ? rcu_barrier+0x7e/0x5f0 [ 45.110382][ T8] ip6gre_exit_batch_net+0x5cd/0x620 [ 45.115681][ T8] ? __cfi_ip6gre_exit_batch_net+0x10/0x10 [ 45.121497][ T8] ? __cfi_ip6gre_exit_batch_net+0x10/0x10 [ 45.127319][ T8] cleanup_net+0x630/0xb10 [ 45.131761][ T8] ? __cfi_cleanup_net+0x10/0x10 [ 45.136727][ T8] ? __schedule+0xbea/0x14b0 [ 45.141332][ T8] process_one_work+0x717/0xc30 [ 45.146198][ T8] worker_thread+0xa4d/0x11d0 [ 45.150893][ T8] kthread+0x281/0x320 [ 45.154977][ T8] ? __cfi_worker_thread+0x10/0x10 [ 45.160098][ T8] ? __cfi_kthread+0x10/0x10 [ 45.164702][ T8] ret_from_fork+0x1f/0x30 [ 45.169140][ T8] [ 45.172199][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.178987][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.189142][ T91] Call Trace: [ 45.192467][ T91] [ 45.195411][ T91] __dump_stack+0x21/0x24 [ 45.199849][ T91] dump_stack_lvl+0x110/0x170 [ 45.204536][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.209572][ T91] ? __schedule+0xbea/0x14b0 [ 45.214184][ T91] dump_stack+0x15/0x24 [ 45.218351][ T91] should_fail_ex+0x3bf/0x510 [ 45.223037][ T91] __should_failslab+0xac/0xf0 [ 45.227821][ T91] should_failslab+0x9/0x20 [ 45.232338][ T91] kmem_cache_alloc_node+0x42/0x330 [ 45.237555][ T91] ? __alloc_skb+0xe8/0x4a0 [ 45.242067][ T91] ? __kasan_check_write+0x14/0x20 [ 45.247187][ T91] __alloc_skb+0xe8/0x4a0 [ 45.251532][ T91] alloc_skb_with_frags+0xa8/0x620 [ 45.256657][ T91] ? memcpy+0x56/0x70 [ 45.260657][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.265880][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 45.271653][ T91] ? __kasan_check_write+0x14/0x20 [ 45.276786][ T91] ? _raw_spin_lock+0x94/0xf0 [ 45.281499][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 45.286732][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 45.291872][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 45.297450][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 45.303377][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 45.308946][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 45.314427][ T91] __sys_sendto+0x4ac/0x660 [ 45.318976][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 45.324023][ T91] ? __cfi_do_syslog+0x10/0x10 [ 45.328804][ T91] ? __sys_connect+0x267/0x460 [ 45.333588][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 45.339143][ T91] ? xfd_validate_state+0x70/0x150 [ 45.344276][ T91] ? __kasan_check_write+0x14/0x20 [ 45.349395][ T91] __x64_sys_sendto+0xe5/0x100 [ 45.354208][ T91] x64_sys_call+0x83/0x9a0 [ 45.358644][ T91] do_syscall_64+0x4c/0xa0 [ 45.363076][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.367762][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.372461][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.378375][ T91] RIP: 0033:0x7fafdd421407 [ 45.382820][ T91] 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 [ 45.402436][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.410868][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 45.418849][ T91] RDX: 000000000000004e RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 45.426833][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 45.434816][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 45.442818][ T91] R13: 00007ffff36257e0 R14: 0000000000000033 R15: 00007ffff36257e0 [ 45.450817][ T91] [ 45.457016][ T91] FAULT_INJECTION: forcing a failure. [ 45.457016][ T91] name failslab, interval 1, probability 1, space 0, times 907 [ 45.469939][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.471304][ T297] FAULT_INJECTION: forcing a failure. [ 45.471304][ T297] name failslab, interval 1, probability 1, space 0, times 907 [ 45.476749][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.476765][ T91] Call Trace: [ 45.476771][ T91] [ 45.476780][ T91] __dump_stack+0x21/0x24 [ 45.476808][ T91] dump_stack_lvl+0x110/0x170 [ 45.476832][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.519935][ T91] ? __schedule+0xbea/0x14b0 [ 45.524546][ T91] dump_stack+0x15/0x24 [ 45.528715][ T91] should_fail_ex+0x3bf/0x510 [ 45.533404][ T91] __should_failslab+0xac/0xf0 [ 45.538193][ T91] should_failslab+0x9/0x20 [ 45.542709][ T91] kmem_cache_alloc_node+0x42/0x330 [ 45.547931][ T91] ? __alloc_skb+0xe8/0x4a0 [ 45.552452][ T91] ? __kasan_check_write+0x14/0x20 [ 45.557587][ T91] __alloc_skb+0xe8/0x4a0 [ 45.561932][ T91] alloc_skb_with_frags+0xa8/0x620 [ 45.567059][ T91] ? memcpy+0x56/0x70 [ 45.571058][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.576276][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 45.582032][ T91] ? __kasan_check_write+0x14/0x20 [ 45.587178][ T91] ? _raw_spin_lock+0x94/0xf0 [ 45.591874][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 45.597095][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 45.602236][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 45.607795][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 45.613699][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 45.619269][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 45.624742][ T91] __sys_sendto+0x4ac/0x660 [ 45.629264][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 45.634311][ T91] ? __cfi_do_syslog+0x10/0x10 [ 45.639091][ T91] ? __sys_connect+0x267/0x460 [ 45.643873][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 45.649435][ T91] ? xfd_validate_state+0x70/0x150 [ 45.654586][ T91] ? __kasan_check_write+0x14/0x20 [ 45.659710][ T91] __x64_sys_sendto+0xe5/0x100 [ 45.664489][ T91] x64_sys_call+0x83/0x9a0 [ 45.668923][ T91] do_syscall_64+0x4c/0xa0 [ 45.673360][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.678059][ T91] ? clear_bhb_loop+0x30/0x80 [ 45.682763][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 45.688676][ T91] RIP: 0033:0x7fafdd421407 [ 45.693108][ T91] 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 [ 45.712724][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.721152][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 45.729133][ T91] RDX: 000000000000004b RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 45.737112][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 45.745092][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 45.753077][ T91] R13: 00007ffff36257e0 R14: 0000000000000030 R15: 00007ffff36257e0 [ 45.761067][ T91] [ 45.764095][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 45.771498][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.781567][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 45.787585][ T297] Call Trace: [ 45.790879][ T297] [ 45.793822][ T297] __dump_stack+0x21/0x24 [ 45.798171][ T297] dump_stack_lvl+0x110/0x170 [ 45.802873][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 45.807913][ T297] ? kasan_save_alloc_info+0x1f/0x30 [ 45.813219][ T297] dump_stack+0x15/0x24 [ 45.817390][ T297] should_fail_ex+0x3bf/0x510 [ 45.822082][ T297] ? dst_alloc+0x16a/0x1e0 [ 45.826514][ T297] __should_failslab+0xac/0xf0 [ 45.831298][ T297] should_failslab+0x9/0x20 [ 45.835820][ T297] kmem_cache_alloc+0x3b/0x320 [ 45.840609][ T297] ? __cfi_ip6_dst_gc+0x10/0x10 [ 45.845473][ T297] dst_alloc+0x16a/0x1e0 [ 45.849736][ T297] icmp6_dst_alloc+0xf8/0x510 [ 45.854446][ T297] ndisc_send_skb+0x2ad/0xcd0 [ 45.859139][ T297] ? __cfi_ndisc_send_skb+0x10/0x10 [ 45.864367][ T297] ? __kasan_check_write+0x14/0x20 [ 45.869504][ T297] ? __build_skb_around+0x24c/0x470 [ 45.874723][ T297] ? ndisc_ns_create+0x60d/0x920 [ 45.879686][ T297] ndisc_send_ns+0xd4/0x160 [ 45.884217][ T297] ? __cfi_ndisc_send_ns+0x10/0x10 [ 45.889354][ T297] ? mod_delayed_work_on+0xa8/0xe0 [ 45.894492][ T297] addrconf_dad_work+0x9d6/0x14a0 [ 45.899537][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 45.905014][ T297] ? __kasan_check_write+0x14/0x20 [ 45.910147][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 45.916057][ T297] process_one_work+0x717/0xc30 [ 45.920960][ T297] worker_thread+0xa4d/0x11d0 [ 45.925672][ T297] kthread+0x281/0x320 [ 45.929758][ T297] ? __cfi_worker_thread+0x10/0x10 [ 45.934883][ T297] ? __cfi_kthread+0x10/0x10 [ 45.939516][ T297] ret_from_fork+0x1f/0x30 [ 45.943957][ T297] [ 45.947694][ T91] FAULT_INJECTION: forcing a failure. [ 45.947694][ T91] name failslab, interval 1, probability 1, space 0, times 905 [ 45.962254][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 45.969072][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 45.979156][ T91] Call Trace: [ 45.981507][ T309] FAULT_INJECTION: forcing a failure. [ 45.981507][ T309] name failslab, interval 1, probability 1, space 0, times 903 [ 45.982455][ T91] [ 45.982465][ T91] __dump_stack+0x21/0x24 [ 46.002484][ T91] dump_stack_lvl+0x110/0x170 [ 46.007188][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.012233][ T91] ? __schedule+0xbea/0x14b0 [ 46.016843][ T91] dump_stack+0x15/0x24 [ 46.021013][ T91] should_fail_ex+0x3bf/0x510 [ 46.025731][ T91] __should_failslab+0xac/0xf0 [ 46.030536][ T91] should_failslab+0x9/0x20 [ 46.035052][ T91] kmem_cache_alloc_node+0x42/0x330 [ 46.040272][ T91] ? __alloc_skb+0xe8/0x4a0 [ 46.044792][ T91] ? __kasan_check_write+0x14/0x20 [ 46.049916][ T91] __alloc_skb+0xe8/0x4a0 [ 46.054293][ T91] alloc_skb_with_frags+0xa8/0x620 [ 46.059417][ T91] ? memcpy+0x56/0x70 [ 46.063416][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 46.068640][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 46.074377][ T91] ? __kasan_check_write+0x14/0x20 [ 46.079500][ T91] ? _raw_spin_lock+0x94/0xf0 [ 46.084190][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 46.089426][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 46.094564][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 46.100143][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 46.106056][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 46.111623][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 46.117099][ T91] __sys_sendto+0x4ac/0x660 [ 46.121620][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 46.126661][ T91] ? security_unix_may_send+0x8c/0xb0 [ 46.132059][ T91] ? __sys_connect+0x267/0x460 [ 46.136843][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 46.142406][ T91] ? xfd_validate_state+0x70/0x150 [ 46.147535][ T91] ? __kasan_check_write+0x14/0x20 [ 46.152663][ T91] __x64_sys_sendto+0xe5/0x100 [ 46.157446][ T91] x64_sys_call+0x83/0x9a0 [ 46.161877][ T91] do_syscall_64+0x4c/0xa0 [ 46.166337][ T91] ? clear_bhb_loop+0x30/0x80 [ 46.171043][ T91] ? clear_bhb_loop+0x30/0x80 [ 46.175732][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.181642][ T91] RIP: 0033:0x7fafdd421407 [ 46.186076][ T91] 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 [ 46.205697][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 46.214199][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 46.222209][ T91] RDX: 000000000000004e RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 46.230208][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 46.238198][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 46.246191][ T91] R13: 00007ffff36257e0 R14: 0000000000000033 R15: 00007ffff36257e0 [ 46.254199][ T91] [ 46.257297][ T309] CPU: 0 PID: 309 Comm: kworker/0:3 Not tainted syzkaller #0 [ 46.264702][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.274779][ T309] Workqueue: ipv6_addrconf addrconf_dad_work [ 46.280795][ T309] Call Trace: [ 46.284089][ T309] [ 46.287034][ T309] __dump_stack+0x21/0x24 [ 46.291400][ T309] dump_stack_lvl+0x110/0x170 [ 46.296096][ T309] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.301146][ T309] ? stack_trace_save+0xa6/0xf0 [ 46.306020][ T309] dump_stack+0x15/0x24 [ 46.310204][ T309] should_fail_ex+0x3bf/0x510 [ 46.314890][ T309] ? dst_alloc+0x16a/0x1e0 [ 46.319319][ T309] __should_failslab+0xac/0xf0 [ 46.324107][ T309] should_failslab+0x9/0x20 [ 46.328626][ T309] kmem_cache_alloc+0x3b/0x320 [ 46.333411][ T309] ? kthread+0x281/0x320 [ 46.337672][ T309] ? ret_from_fork+0x1f/0x30 [ 46.342276][ T309] ? __cfi_ip6_dst_gc+0x10/0x10 [ 46.347140][ T309] dst_alloc+0x16a/0x1e0 [ 46.351406][ T309] icmp6_dst_alloc+0xf8/0x510 [ 46.356108][ T309] ndisc_send_skb+0x2ad/0xcd0 [ 46.360801][ T309] ? __cfi_ndisc_send_skb+0x10/0x10 [ 46.366008][ T309] ? memcpy+0x56/0x70 [ 46.370012][ T309] ? __ndisc_fill_addr_option+0xde/0x130 [ 46.375695][ T309] ndisc_send_rs+0x66a/0x870 [ 46.380297][ T309] addrconf_dad_completed+0x958/0xe80 [ 46.385684][ T309] ? addrconf_dad_stop+0x440/0x440 [ 46.390807][ T309] ? mod_delayed_work_on+0xa8/0xe0 [ 46.395940][ T309] addrconf_dad_work+0xc1b/0x14a0 [ 46.401001][ T309] ? __cfi_addrconf_dad_work+0x10/0x10 [ 46.406486][ T309] ? __kasan_check_write+0x14/0x20 [ 46.411613][ T309] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 46.417522][ T309] process_one_work+0x717/0xc30 [ 46.422394][ T309] worker_thread+0xa4d/0x11d0 [ 46.427087][ T309] kthread+0x281/0x320 [ 46.431171][ T309] ? __cfi_worker_thread+0x10/0x10 [ 46.436294][ T309] ? __cfi_kthread+0x10/0x10 [ 46.440895][ T309] ret_from_fork+0x1f/0x30 [ 46.445328][ T309] [ 46.449055][ T91] FAULT_INJECTION: forcing a failure. [ 46.449055][ T91] name failslab, interval 1, probability 1, space 0, times 901 [ 46.461978][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 46.468786][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.478870][ T91] Call Trace: [ 46.479932][ T297] FAULT_INJECTION: forcing a failure. [ 46.479932][ T297] name failslab, interval 1, probability 1, space 0, times 899 [ 46.482175][ T91] [ 46.482185][ T91] __dump_stack+0x21/0x24 [ 46.502248][ T91] dump_stack_lvl+0x110/0x170 [ 46.506957][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.512005][ T91] ? avc_has_perm+0x163/0x250 [ 46.516704][ T91] dump_stack+0x15/0x24 [ 46.520878][ T91] should_fail_ex+0x3bf/0x510 [ 46.525571][ T91] __should_failslab+0xac/0xf0 [ 46.530355][ T91] should_failslab+0x9/0x20 [ 46.534886][ T91] slab_pre_alloc_hook+0x30/0x1d0 [ 46.539938][ T91] kmem_cache_alloc_lru+0x49/0x280 [ 46.545076][ T91] ? sock_alloc_inode+0x28/0xc0 [ 46.549959][ T91] ? blkcg_maybe_throttle_current+0x1e0/0xa20 [ 46.556056][ T91] sock_alloc_inode+0x28/0xc0 [ 46.560755][ T91] ? __cfi_sock_alloc_inode+0x10/0x10 [ 46.566163][ T91] new_inode_pseudo+0x70/0x1f0 [ 46.570948][ T91] __sock_create+0x12c/0x7c0 [ 46.575582][ T91] ? fput+0x15b/0x1a0 [ 46.579587][ T91] __sys_socket+0xcd/0x1a0 [ 46.584037][ T91] __x64_sys_socket+0x7a/0x90 [ 46.588736][ T91] x64_sys_call+0x449/0x9a0 [ 46.593260][ T91] do_syscall_64+0x4c/0xa0 [ 46.597718][ T91] ? clear_bhb_loop+0x30/0x80 [ 46.602412][ T91] ? clear_bhb_loop+0x30/0x80 [ 46.607106][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 46.613024][ T91] RIP: 0033:0x7fafdd49c707 [ 46.617450][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 46.637270][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 46.645706][ T91] RAX: ffffffffffffffda RBX: 0000000000000055 RCX: 00007fafdd49c707 [ 46.653693][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 46.661677][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 46.669671][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 46.677667][ T91] R13: 00007ffff36257e0 R14: 000000000000003a R15: 00007ffff36257e0 [ 46.685673][ T91] [ 46.688704][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 46.696118][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.706194][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 46.712207][ T297] Call Trace: [ 46.715503][ T297] [ 46.718456][ T297] __dump_stack+0x21/0x24 [ 46.722821][ T297] dump_stack_lvl+0x110/0x170 [ 46.727516][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 46.732660][ T297] dump_stack+0x15/0x24 [ 46.736856][ T297] should_fail_ex+0x3bf/0x510 [ 46.741555][ T297] ? fib6_add+0x943/0x3dd0 [ 46.746003][ T297] __should_failslab+0xac/0xf0 [ 46.750793][ T297] should_failslab+0x9/0x20 [ 46.755320][ T297] kmem_cache_alloc+0x3b/0x320 [ 46.760110][ T297] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 46.766029][ T297] ? debug_smp_processor_id+0x17/0x20 [ 46.771417][ T297] fib6_add+0x943/0x3dd0 [ 46.775698][ T297] ? kfree_skbmem+0x10c/0x180 [ 46.780397][ T297] ? __cfi_fib6_add+0x10/0x10 [ 46.785097][ T297] ? __kasan_check_write+0x14/0x20 [ 46.790221][ T297] ? _raw_spin_lock_bh+0x94/0xf0 [ 46.795179][ T297] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 46.800654][ T297] ip6_ins_rt+0xd3/0x130 [ 46.804916][ T297] ? __cfi_ip6_ins_rt+0x10/0x10 [ 46.809786][ T297] ? nlmsg_notify+0x13f/0x1a0 [ 46.814486][ T297] ? rtnl_notify+0x9a/0xc0 [ 46.818922][ T297] __ipv6_ifa_notify+0x4e4/0xe80 [ 46.823880][ T297] ? snmp6_fill_stats+0x6c0/0x6c0 [ 46.828930][ T297] ? __local_bh_enable_ip+0x58/0x80 [ 46.834155][ T297] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 46.840945][ T297] ? __kasan_check_write+0x14/0x20 [ 46.846078][ T297] ? try_to_grab_pending+0x1a4/0x580 [ 46.851383][ T297] ? mod_delayed_work_on+0xe0/0xe0 [ 46.856519][ T297] ? __cfi_fib6_clean_node+0x10/0x10 [ 46.861826][ T297] ? __kasan_check_write+0x14/0x20 [ 46.866951][ T297] ? __cancel_work+0x198/0x200 [ 46.871738][ T297] addrconf_dad_completed+0x192/0xe80 [ 46.877131][ T297] ? addrconf_dad_stop+0x440/0x440 [ 46.882258][ T297] ? mod_delayed_work_on+0xa8/0xe0 [ 46.887392][ T297] addrconf_dad_work+0xc1b/0x14a0 [ 46.892441][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 46.897919][ T297] ? __kasan_check_write+0x14/0x20 [ 46.903083][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 46.908999][ T297] process_one_work+0x717/0xc30 [ 46.913867][ T297] worker_thread+0xa4d/0x11d0 [ 46.918562][ T297] kthread+0x281/0x320 [ 46.922651][ T297] ? __cfi_worker_thread+0x10/0x10 [ 46.924810][ T91] socket: no more sockets [ 46.927771][ T297] ? __cfi_kthread+0x10/0x10 [ 46.936712][ T297] ret_from_fork+0x1f/0x30 [ 46.941172][ T297] [ 46.945660][ T6] FAULT_INJECTION: forcing a failure. [ 46.945660][ T6] name failslab, interval 1, probability 1, space 0, times 897 [ 46.961656][ T91] FAULT_INJECTION: forcing a failure. [ 46.961656][ T91] name failslab, interval 1, probability 1, space 0, times 896 [ 46.974541][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 46.981769][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 46.991832][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 46.997835][ T6] Call Trace: [ 47.001129][ T6] [ 47.004068][ T6] __dump_stack+0x21/0x24 [ 47.008415][ T6] dump_stack_lvl+0x110/0x170 [ 47.013105][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.018144][ T6] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 47.023972][ T6] ? ref_tracker_alloc+0x345/0x4a0 [ 47.029101][ T6] dump_stack+0x15/0x24 [ 47.033294][ T6] should_fail_ex+0x3bf/0x510 [ 47.037986][ T6] __should_failslab+0xac/0xf0 [ 47.042771][ T6] should_failslab+0x9/0x20 [ 47.047285][ T6] __kmem_cache_alloc_node+0x3d/0x2d0 [ 47.052677][ T6] ? dst_cow_metrics_generic+0x55/0x1c0 [ 47.058242][ T6] ? dst_cow_metrics_generic+0x55/0x1c0 [ 47.063807][ T6] kmalloc_trace+0x29/0xb0 [ 47.068237][ T6] dst_cow_metrics_generic+0x55/0x1c0 [ 47.073627][ T6] icmp6_dst_alloc+0x389/0x510 [ 47.078409][ T6] mld_sendpack+0x623/0xda0 [ 47.082929][ T6] ? add_grec+0x13f0/0x13f0 [ 47.087443][ T6] ? memcpy+0x56/0x70 [ 47.091435][ T6] ? add_grec+0x10b/0x13f0 [ 47.095886][ T6] ipv6_mc_dad_complete+0x299/0x620 [ 47.101098][ T6] addrconf_dad_completed+0x737/0xe80 [ 47.106483][ T6] ? addrconf_dad_stop+0x440/0x440 [ 47.111609][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 47.116671][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 47.122143][ T6] ? __kasan_check_write+0x14/0x20 [ 47.127274][ T6] ? _raw_spin_lock_irq+0x95/0xf0 [ 47.132423][ T6] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 47.137985][ T6] ? try_to_wake_up+0x622/0x1250 [ 47.142968][ T6] process_one_work+0x717/0xc30 [ 47.147837][ T6] worker_thread+0xa4d/0x11d0 [ 47.152531][ T6] kthread+0x281/0x320 [ 47.156611][ T6] ? __cfi_worker_thread+0x10/0x10 [ 47.161727][ T6] ? __cfi_kthread+0x10/0x10 [ 47.166329][ T6] ret_from_fork+0x1f/0x30 [ 47.170769][ T6] [ 47.174242][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 47.181056][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.191137][ T91] Call Trace: [ 47.194426][ T91] [ 47.197381][ T91] __dump_stack+0x21/0x24 [ 47.201736][ T91] dump_stack_lvl+0x110/0x170 [ 47.206433][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.211481][ T91] dump_stack+0x15/0x24 [ 47.215657][ T91] should_fail_ex+0x3bf/0x510 [ 47.220346][ T91] __should_failslab+0xac/0xf0 [ 47.225121][ T91] should_failslab+0x9/0x20 [ 47.229632][ T91] kmem_cache_alloc_node+0x42/0x330 [ 47.234844][ T91] ? __alloc_skb+0xe8/0x4a0 [ 47.239363][ T91] __alloc_skb+0xe8/0x4a0 [ 47.243709][ T91] alloc_skb_with_frags+0xa8/0x620 [ 47.248833][ T91] ? memcpy+0x56/0x70 [ 47.252827][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 47.258042][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 47.263776][ T91] ? __kasan_check_write+0x14/0x20 [ 47.268898][ T91] ? _raw_spin_lock+0x94/0xf0 [ 47.273591][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 47.278828][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 47.283961][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 47.289521][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 47.295429][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 47.300996][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 47.306478][ T91] __sys_sendto+0x4ac/0x660 [ 47.311000][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 47.316041][ T91] ? __cfi_do_syslog+0x10/0x10 [ 47.320831][ T91] ? __sys_connect+0x267/0x460 [ 47.325638][ T91] __x64_sys_sendto+0xe5/0x100 [ 47.330420][ T91] x64_sys_call+0x83/0x9a0 [ 47.334853][ T91] do_syscall_64+0x4c/0xa0 [ 47.339287][ T91] ? clear_bhb_loop+0x30/0x80 [ 47.343985][ T91] ? clear_bhb_loop+0x30/0x80 [ 47.348683][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.354597][ T91] RIP: 0033:0x7fafdd421407 [ 47.359022][ T91] 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 [ 47.378724][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 47.387149][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 47.395134][ T91] RDX: 000000000000004e RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 47.403116][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 47.411100][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 47.419081][ T91] R13: 00007ffff36257e0 R14: 0000000000000033 R15: 00007ffff36257e0 [ 47.427066][ T91] [ 47.432334][ T91] FAULT_INJECTION: forcing a failure. [ 47.432334][ T91] name failslab, interval 1, probability 1, space 0, times 893 [ 47.439256][ T297] FAULT_INJECTION: forcing a failure. [ 47.439256][ T297] name failslab, interval 1, probability 1, space 0, times 893 [ 47.458042][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 47.465434][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.475514][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 47.481533][ T297] Call Trace: [ 47.484835][ T297] [ 47.487779][ T297] __dump_stack+0x21/0x24 [ 47.492124][ T297] dump_stack_lvl+0x110/0x170 [ 47.496828][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.501875][ T297] ? __kasan_check_write+0x14/0x20 [ 47.507011][ T297] dump_stack+0x15/0x24 [ 47.511186][ T297] should_fail_ex+0x3bf/0x510 [ 47.515884][ T297] __should_failslab+0xac/0xf0 [ 47.520670][ T297] should_failslab+0x9/0x20 [ 47.525196][ T297] kmem_cache_alloc_node+0x42/0x330 [ 47.530412][ T297] ? __alloc_skb+0xe8/0x4a0 [ 47.534933][ T297] __alloc_skb+0xe8/0x4a0 [ 47.539369][ T297] ndisc_send_rs+0x31d/0x870 [ 47.543983][ T297] addrconf_dad_completed+0x958/0xe80 [ 47.549373][ T297] ? addrconf_dad_stop+0x440/0x440 [ 47.554498][ T297] addrconf_dad_work+0xc1b/0x14a0 [ 47.559538][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 47.565008][ T297] ? __kasan_check_write+0x14/0x20 [ 47.570137][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 47.576049][ T297] process_one_work+0x717/0xc30 [ 47.580917][ T297] worker_thread+0xa4d/0x11d0 [ 47.585704][ T297] kthread+0x281/0x320 [ 47.589791][ T297] ? __cfi_worker_thread+0x10/0x10 [ 47.594919][ T297] ? __cfi_kthread+0x10/0x10 [ 47.599528][ T297] ret_from_fork+0x1f/0x30 [ 47.603971][ T297] [ 47.607013][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 47.613830][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.623972][ T91] Call Trace: [ 47.627258][ T91] [ 47.630187][ T91] __dump_stack+0x21/0x24 [ 47.634528][ T91] dump_stack_lvl+0x110/0x170 [ 47.639206][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.644258][ T91] ? __schedule+0xbea/0x14b0 [ 47.648868][ T91] dump_stack+0x15/0x24 [ 47.653026][ T91] should_fail_ex+0x3bf/0x510 [ 47.657699][ T91] __should_failslab+0xac/0xf0 [ 47.662466][ T91] should_failslab+0x9/0x20 [ 47.666967][ T91] kmem_cache_alloc_node+0x42/0x330 [ 47.672176][ T91] ? __alloc_skb+0xe8/0x4a0 [ 47.676695][ T91] ? __kasan_check_write+0x14/0x20 [ 47.681818][ T91] __alloc_skb+0xe8/0x4a0 [ 47.686160][ T91] alloc_skb_with_frags+0xa8/0x620 [ 47.691295][ T91] ? memcpy+0x56/0x70 [ 47.695289][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 47.700582][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 47.706328][ T91] ? __kasan_check_write+0x14/0x20 [ 47.711466][ T91] ? _raw_spin_lock+0x94/0xf0 [ 47.716235][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 47.721439][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 47.726560][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 47.732109][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 47.738020][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 47.743575][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 47.749040][ T91] __sys_sendto+0x4ac/0x660 [ 47.753544][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 47.758570][ T91] ? __cfi_do_syslog+0x10/0x10 [ 47.763332][ T91] ? __sys_connect+0x267/0x460 [ 47.768106][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 47.773650][ T91] ? xfd_validate_state+0x70/0x150 [ 47.778763][ T91] ? __kasan_check_write+0x14/0x20 [ 47.783875][ T91] __x64_sys_sendto+0xe5/0x100 [ 47.788643][ T91] x64_sys_call+0x83/0x9a0 [ 47.793056][ T91] do_syscall_64+0x4c/0xa0 [ 47.797475][ T91] ? clear_bhb_loop+0x30/0x80 [ 47.802154][ T91] ? clear_bhb_loop+0x30/0x80 [ 47.806827][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 47.812726][ T91] RIP: 0033:0x7fafdd421407 [ 47.817141][ T91] 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 [ 47.836747][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 47.845163][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 47.853221][ T91] RDX: 000000000000004a RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 47.861281][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 47.869253][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 47.877227][ T91] R13: 00007ffff36257e0 R14: 000000000000002f R15: 00007ffff36257e0 [ 47.885201][ T91] [ 47.888416][ T309] FAULT_INJECTION: forcing a failure. [ 47.888416][ T309] name failslab, interval 1, probability 1, space 0, times 890 [ 47.888480][ T91] FAULT_INJECTION: forcing a failure. [ 47.888480][ T91] name failslab, interval 1, probability 1, space 0, times 890 [ 47.901222][ T309] CPU: 0 PID: 309 Comm: kworker/0:3 Not tainted syzkaller #0 [ 47.901245][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 47.901259][ T309] Workqueue: ipv6_addrconf addrconf_dad_work [ 47.901285][ T309] Call Trace: [ 47.901292][ T309] [ 47.901299][ T309] __dump_stack+0x21/0x24 [ 47.901327][ T309] dump_stack_lvl+0x110/0x170 [ 47.901358][ T309] ? __cfi_dump_stack_lvl+0x8/0x8 [ 47.901383][ T309] ? fib6_add+0x9b6/0x3dd0 [ 47.901409][ T309] ? addrconf_dad_work+0xc1b/0x14a0 [ 47.901429][ T309] ? worker_thread+0xa4d/0x11d0 [ 47.901450][ T309] ? kthread+0x281/0x320 [ 47.901471][ T309] ? ret_from_fork+0x1f/0x30 [ 47.901497][ T309] dump_stack+0x15/0x24 [ 47.901521][ T309] should_fail_ex+0x3bf/0x510 [ 47.901542][ T309] __should_failslab+0xac/0xf0 [ 47.994905][ T309] should_failslab+0x9/0x20 [ 47.999432][ T309] kmem_cache_alloc_node+0x42/0x330 [ 48.004669][ T309] ? __alloc_skb+0xe8/0x4a0 [ 48.009200][ T309] __alloc_skb+0xe8/0x4a0 [ 48.013553][ T309] inet6_rt_notify+0x34d/0x520 [ 48.018339][ T309] ? atomic_notifier_call_chain+0x108/0x120 [ 48.024258][ T309] ? __cfi_inet6_rt_notify+0x10/0x10 [ 48.029554][ T309] ? call_fib_notifiers+0xa0/0xc0 [ 48.034595][ T309] fib6_add+0x2254/0x3dd0 [ 48.038944][ T309] ? kfree_skbmem+0x10c/0x180 [ 48.043636][ T309] ? __cfi_fib6_add+0x10/0x10 [ 48.048333][ T309] ? __kasan_check_write+0x14/0x20 [ 48.053459][ T309] ? _raw_spin_lock_bh+0x94/0xf0 [ 48.058412][ T309] ip6_ins_rt+0xd3/0x130 [ 48.062676][ T309] ? __cfi_ip6_ins_rt+0x10/0x10 [ 48.067545][ T309] ? nlmsg_notify+0x13f/0x1a0 [ 48.072233][ T309] ? rtnl_notify+0x9a/0xc0 [ 48.076659][ T309] __ipv6_ifa_notify+0x4e4/0xe80 [ 48.081613][ T309] ? snmp6_fill_stats+0x6c0/0x6c0 [ 48.086651][ T309] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 48.093530][ T309] ? __kasan_check_write+0x14/0x20 [ 48.098663][ T309] ? try_to_grab_pending+0x1a4/0x580 [ 48.103974][ T309] ? debug_smp_processor_id+0x17/0x20 [ 48.109389][ T309] ? mod_delayed_work_on+0xe0/0xe0 [ 48.114525][ T309] ? __kasan_check_write+0x14/0x20 [ 48.119666][ T309] ? __cancel_work+0x198/0x200 [ 48.124453][ T309] addrconf_dad_completed+0x192/0xe80 [ 48.129837][ T309] ? addrconf_dad_stop+0x440/0x440 [ 48.134990][ T309] addrconf_dad_work+0xc1b/0x14a0 [ 48.140036][ T309] ? __cfi_addrconf_dad_work+0x10/0x10 [ 48.145510][ T309] ? __kasan_check_write+0x14/0x20 [ 48.150636][ T309] ? _raw_spin_lock_irq+0x95/0xf0 [ 48.155684][ T309] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 48.161246][ T309] process_one_work+0x717/0xc30 [ 48.166114][ T309] worker_thread+0xa4d/0x11d0 [ 48.170839][ T309] kthread+0x281/0x320 [ 48.174926][ T309] ? __cfi_worker_thread+0x10/0x10 [ 48.180053][ T309] ? __cfi_kthread+0x10/0x10 [ 48.184656][ T309] ret_from_fork+0x1f/0x30 [ 48.189096][ T309] [ 48.192123][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 48.198915][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.208985][ T91] Call Trace: [ 48.212270][ T91] [ 48.215205][ T91] __dump_stack+0x21/0x24 [ 48.219558][ T91] dump_stack_lvl+0x110/0x170 [ 48.224246][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.229285][ T91] dump_stack+0x15/0x24 [ 48.233464][ T91] should_fail_ex+0x3bf/0x510 [ 48.238160][ T91] ? sk_prot_alloc+0x5f/0x320 [ 48.242845][ T91] __should_failslab+0xac/0xf0 [ 48.247626][ T91] should_failslab+0x9/0x20 [ 48.252150][ T91] kmem_cache_alloc+0x3b/0x320 [ 48.256937][ T91] ? kasan_save_alloc_info+0x1f/0x30 [ 48.262232][ T91] sk_prot_alloc+0x5f/0x320 [ 48.266750][ T91] sk_alloc+0x3b/0x460 [ 48.270837][ T91] unix_create1+0xb8/0x710 [ 48.275271][ T91] unix_create+0x149/0x200 [ 48.279697][ T91] __sock_create+0x39e/0x7c0 [ 48.284305][ T91] __sys_socket+0xcd/0x1a0 [ 48.288773][ T91] __x64_sys_socket+0x7a/0x90 [ 48.293473][ T91] x64_sys_call+0x449/0x9a0 [ 48.297988][ T91] do_syscall_64+0x4c/0xa0 [ 48.302415][ T91] ? clear_bhb_loop+0x30/0x80 [ 48.307100][ T91] ? clear_bhb_loop+0x30/0x80 [ 48.311789][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.317700][ T91] RIP: 0033:0x7fafdd49c707 [ 48.322144][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 48.341779][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 48.350311][ T91] RAX: ffffffffffffffda RBX: 000000000000004a RCX: 00007fafdd49c707 [ 48.358319][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 48.366319][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 48.374300][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 48.382285][ T91] R13: 00007ffff36257e0 R14: 000000000000002f R15: 00007ffff36257e0 [ 48.390271][ T91] [ 48.395366][ T91] FAULT_INJECTION: forcing a failure. [ 48.395366][ T91] name failslab, interval 1, probability 1, space 0, times 888 [ 48.408242][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 48.415061][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.425133][ T91] Call Trace: [ 48.428413][ T91] [ 48.431350][ T91] __dump_stack+0x21/0x24 [ 48.435707][ T91] dump_stack_lvl+0x110/0x170 [ 48.440390][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.445484][ T91] ? __schedule+0xbea/0x14b0 [ 48.450101][ T91] dump_stack+0x15/0x24 [ 48.454299][ T91] should_fail_ex+0x3bf/0x510 [ 48.458987][ T91] __should_failslab+0xac/0xf0 [ 48.463782][ T91] should_failslab+0x9/0x20 [ 48.468288][ T91] kmem_cache_alloc_node+0x42/0x330 [ 48.473493][ T91] ? __alloc_skb+0xe8/0x4a0 [ 48.478084][ T91] ? __kasan_check_write+0x14/0x20 [ 48.483208][ T91] __alloc_skb+0xe8/0x4a0 [ 48.487650][ T91] alloc_skb_with_frags+0xa8/0x620 [ 48.492767][ T91] ? memcpy+0x56/0x70 [ 48.496754][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 48.501965][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 48.507690][ T91] ? __kasan_check_write+0x14/0x20 [ 48.512809][ T91] ? _raw_spin_lock+0x94/0xf0 [ 48.517515][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 48.522712][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 48.527824][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 48.533369][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 48.539259][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 48.544816][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 48.550284][ T91] __sys_sendto+0x4ac/0x660 [ 48.554796][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 48.559849][ T91] ? security_unix_may_send+0x8c/0xb0 [ 48.565229][ T91] ? __sys_connect+0x267/0x460 [ 48.569991][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 48.575547][ T91] ? xfd_validate_state+0x70/0x150 [ 48.580686][ T91] ? __kasan_check_write+0x14/0x20 [ 48.585800][ T91] __x64_sys_sendto+0xe5/0x100 [ 48.590565][ T91] x64_sys_call+0x83/0x9a0 [ 48.594981][ T91] do_syscall_64+0x4c/0xa0 [ 48.599419][ T91] ? clear_bhb_loop+0x30/0x80 [ 48.604108][ T91] ? clear_bhb_loop+0x30/0x80 [ 48.608818][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.614723][ T91] RIP: 0033:0x7fafdd421407 [ 48.619203][ T91] 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 [ 48.638820][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 48.647239][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 48.655209][ T91] RDX: 0000000000000056 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 48.663186][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 48.671161][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 48.679131][ T91] R13: 00007ffff36257e0 R14: 000000000000003b R15: 00007ffff36257e0 [ 48.687114][ T91] [ 48.692109][ T6] FAULT_INJECTION: forcing a failure. [ 48.692109][ T6] name failslab, interval 1, probability 1, space 0, times 887 [ 48.704937][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 48.707529][ T91] FAULT_INJECTION: forcing a failure. [ 48.707529][ T91] name failslab, interval 1, probability 1, space 0, times 887 [ 48.712162][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.735072][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 48.741089][ T6] Call Trace: [ 48.744398][ T6] [ 48.747370][ T6] __dump_stack+0x21/0x24 [ 48.751736][ T6] dump_stack_lvl+0x110/0x170 [ 48.756433][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.761493][ T6] dump_stack+0x15/0x24 [ 48.765755][ T6] should_fail_ex+0x3bf/0x510 [ 48.770475][ T6] ? fib6_add+0x9b6/0x3dd0 [ 48.774942][ T6] __should_failslab+0xac/0xf0 [ 48.779745][ T6] should_failslab+0x9/0x20 [ 48.784393][ T6] kmem_cache_alloc+0x3b/0x320 [ 48.789189][ T6] ? fib6_add+0x943/0x3dd0 [ 48.793630][ T6] fib6_add+0x9b6/0x3dd0 [ 48.797904][ T6] ? kfree_skbmem+0x10c/0x180 [ 48.802607][ T6] ? __cfi_fib6_add+0x10/0x10 [ 48.807309][ T6] ? __kasan_check_write+0x14/0x20 [ 48.812448][ T6] ? _raw_spin_lock_bh+0x94/0xf0 [ 48.817411][ T6] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 48.822891][ T6] ip6_ins_rt+0xd3/0x130 [ 48.827160][ T6] ? __cfi_ip6_ins_rt+0x10/0x10 [ 48.832033][ T6] ? nlmsg_notify+0x13f/0x1a0 [ 48.836733][ T6] ? rtnl_notify+0x9a/0xc0 [ 48.841165][ T6] __ipv6_ifa_notify+0x4e4/0xe80 [ 48.846129][ T6] ? snmp6_fill_stats+0x6c0/0x6c0 [ 48.851201][ T6] ? __local_bh_enable_ip+0x58/0x80 [ 48.856413][ T6] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 48.863198][ T6] ? __kasan_check_write+0x14/0x20 [ 48.868321][ T6] ? try_to_grab_pending+0x1a4/0x580 [ 48.873622][ T6] ? __kasan_check_write+0x14/0x20 [ 48.878749][ T6] ? mod_delayed_work_on+0xe0/0xe0 [ 48.883881][ T6] ? __cfi_fib6_clean_node+0x10/0x10 [ 48.889190][ T6] ? __kasan_check_write+0x14/0x20 [ 48.894314][ T6] ? __cancel_work+0x198/0x200 [ 48.899098][ T6] addrconf_dad_completed+0x192/0xe80 [ 48.904499][ T6] ? addrconf_dad_stop+0x440/0x440 [ 48.909624][ T6] ? mod_delayed_work_on+0xa8/0xe0 [ 48.914759][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 48.919804][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 48.925276][ T6] ? __kasan_check_write+0x14/0x20 [ 48.930407][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 48.936318][ T6] process_one_work+0x717/0xc30 [ 48.941185][ T6] worker_thread+0xa4d/0x11d0 [ 48.945884][ T6] kthread+0x281/0x320 [ 48.949964][ T6] ? __cfi_worker_thread+0x10/0x10 [ 48.955105][ T6] ? __cfi_kthread+0x10/0x10 [ 48.959711][ T6] ret_from_fork+0x1f/0x30 [ 48.964148][ T6] [ 48.967181][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 48.974067][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 48.984138][ T91] Call Trace: [ 48.987427][ T91] [ 48.990372][ T91] __dump_stack+0x21/0x24 [ 48.994723][ T91] dump_stack_lvl+0x110/0x170 [ 48.999415][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.004473][ T91] ? __schedule+0xbea/0x14b0 [ 49.009104][ T91] dump_stack+0x15/0x24 [ 49.013275][ T91] should_fail_ex+0x3bf/0x510 [ 49.017964][ T91] __should_failslab+0xac/0xf0 [ 49.022744][ T91] should_failslab+0x9/0x20 [ 49.027257][ T91] kmem_cache_alloc_node+0x42/0x330 [ 49.032482][ T91] ? __alloc_skb+0xe8/0x4a0 [ 49.036993][ T91] ? __kasan_check_write+0x14/0x20 [ 49.042134][ T91] __alloc_skb+0xe8/0x4a0 [ 49.046473][ T91] alloc_skb_with_frags+0xa8/0x620 [ 49.051589][ T91] ? memcpy+0x56/0x70 [ 49.055578][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 49.060804][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 49.066541][ T91] ? __kasan_check_write+0x14/0x20 [ 49.071666][ T91] ? _raw_spin_lock+0x94/0xf0 [ 49.076359][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 49.081563][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 49.086690][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 49.092251][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 49.098159][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 49.103729][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 49.109203][ T91] __sys_sendto+0x4ac/0x660 [ 49.113723][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 49.118760][ T91] ? __cfi_do_syslog+0x10/0x10 [ 49.123533][ T91] ? __sys_connect+0x267/0x460 [ 49.128310][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 49.133863][ T91] ? xfd_validate_state+0x70/0x150 [ 49.138983][ T91] ? __kasan_check_write+0x14/0x20 [ 49.144120][ T91] __x64_sys_sendto+0xe5/0x100 [ 49.148898][ T91] x64_sys_call+0x83/0x9a0 [ 49.153330][ T91] do_syscall_64+0x4c/0xa0 [ 49.157758][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.162442][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.167127][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.173070][ T91] RIP: 0033:0x7fafdd421407 [ 49.177493][ T91] 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 [ 49.197121][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.205545][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 49.213530][ T91] RDX: 0000000000000039 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 49.221529][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 49.229513][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 49.237496][ T91] R13: 00007ffff36257e0 R14: 000000000000001e R15: 00007ffff36257e0 [ 49.245491][ T91] [ 49.249279][ T309] FAULT_INJECTION: forcing a failure. [ 49.249279][ T309] name failslab, interval 1, probability 1, space 0, times 885 [ 49.262179][ T309] CPU: 0 PID: 309 Comm: kworker/0:3 Not tainted syzkaller #0 [ 49.269577][ T309] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.275710][ T91] FAULT_INJECTION: forcing a failure. [ 49.275710][ T91] name failslab, interval 1, probability 1, space 0, times 884 [ 49.279672][ T309] Workqueue: ipv6_addrconf addrconf_dad_work [ 49.298414][ T309] Call Trace: [ 49.301707][ T309] [ 49.304647][ T309] __dump_stack+0x21/0x24 [ 49.309004][ T309] dump_stack_lvl+0x110/0x170 [ 49.313699][ T309] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.318741][ T309] ? kasan_set_track+0x60/0x70 [ 49.323522][ T309] ? kasan_set_track+0x4b/0x70 [ 49.328300][ T309] dump_stack+0x15/0x24 [ 49.332476][ T309] should_fail_ex+0x3bf/0x510 [ 49.337167][ T309] __should_failslab+0xac/0xf0 [ 49.341950][ T309] should_failslab+0x9/0x20 [ 49.346469][ T309] __kmem_cache_alloc_node+0x3d/0x2d0 [ 49.351868][ T309] ? ref_tracker_alloc+0x16b/0x4a0 [ 49.356995][ T309] ? ref_tracker_alloc+0x16b/0x4a0 [ 49.362125][ T309] kmalloc_trace+0x29/0xb0 [ 49.366556][ T309] ref_tracker_alloc+0x16b/0x4a0 [ 49.371543][ T309] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 49.377109][ T309] ? __kasan_kmalloc+0x95/0xb0 [ 49.381904][ T309] ___neigh_create+0xb86/0x1db0 [ 49.386775][ T309] ? __local_bh_enable_ip+0x58/0x80 [ 49.391994][ T309] ? ip6t_do_table+0x13a7/0x1560 [ 49.396963][ T309] __neigh_create+0x31/0x40 [ 49.401486][ T309] ip6_finish_output2+0xaaf/0x18b0 [ 49.406621][ T309] ? ip6t_do_table+0x1c7/0x1560 [ 49.411512][ T309] ? __cfi_ip6_finish_output2+0x10/0x10 [ 49.417086][ T309] ? ip6table_mangle_hook+0x262/0x7b0 [ 49.422477][ T309] ip6_finish_output+0x60b/0xbe0 [ 49.427432][ T309] ip6_output+0x1fa/0x410 [ 49.431779][ T309] ? __cfi_ip6_output+0x10/0x10 [ 49.436695][ T309] ? __cfi_ip6_finish_output+0x10/0x10 [ 49.442246][ T309] ? __cfi_ip6t_do_table+0x10/0x10 [ 49.447420][ T309] ndisc_send_skb+0x7c8/0xcd0 [ 49.452134][ T309] ? __cfi_ndisc_send_skb+0x10/0x10 [ 49.457370][ T309] ? __cfi_dst_output+0x10/0x10 [ 49.462275][ T309] ? memcpy+0x56/0x70 [ 49.466275][ T309] ? __ndisc_fill_addr_option+0xde/0x130 [ 49.471923][ T309] ndisc_send_rs+0x66a/0x870 [ 49.476526][ T309] addrconf_dad_completed+0x958/0xe80 [ 49.481918][ T309] ? addrconf_dad_stop+0x440/0x440 [ 49.487042][ T309] addrconf_dad_work+0xc1b/0x14a0 [ 49.492082][ T309] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.497558][ T309] ? __schedule+0xbea/0x14b0 [ 49.502176][ T309] process_one_work+0x717/0xc30 [ 49.507046][ T309] worker_thread+0xa4d/0x11d0 [ 49.511740][ T309] kthread+0x281/0x320 [ 49.515826][ T309] ? __cfi_worker_thread+0x10/0x10 [ 49.520952][ T309] ? __cfi_kthread+0x10/0x10 [ 49.525555][ T309] ret_from_fork+0x1f/0x30 [ 49.529998][ T309] [ 49.533031][ T91] CPU: 1 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 49.539840][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.540924][ T6] FAULT_INJECTION: forcing a failure. [ 49.540924][ T6] name failslab, interval 1, probability 1, space 0, times 883 [ 49.549923][ T91] Call Trace: [ 49.549932][ T91] [ 49.549940][ T91] __dump_stack+0x21/0x24 [ 49.573326][ T91] dump_stack_lvl+0x110/0x170 [ 49.578026][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.583074][ T91] dump_stack+0x15/0x24 [ 49.587252][ T91] should_fail_ex+0x3bf/0x510 [ 49.591947][ T91] ? security_inode_alloc+0x33/0x120 [ 49.597249][ T91] __should_failslab+0xac/0xf0 [ 49.602026][ T91] should_failslab+0x9/0x20 [ 49.606543][ T91] kmem_cache_alloc+0x3b/0x320 [ 49.611330][ T91] security_inode_alloc+0x33/0x120 [ 49.616454][ T91] inode_init_always+0x6ee/0x950 [ 49.621405][ T91] new_inode_pseudo+0xa2/0x1f0 [ 49.626182][ T91] __sock_create+0x12c/0x7c0 [ 49.630786][ T91] ? fput+0x15b/0x1a0 [ 49.634783][ T91] __sys_socket+0xcd/0x1a0 [ 49.639209][ T91] __x64_sys_socket+0x7a/0x90 [ 49.643899][ T91] x64_sys_call+0x449/0x9a0 [ 49.648418][ T91] do_syscall_64+0x4c/0xa0 [ 49.652852][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.657541][ T91] ? clear_bhb_loop+0x30/0x80 [ 49.662225][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.668148][ T91] RIP: 0033:0x7fafdd49c707 [ 49.672589][ T91] Code: 54 24 0c e8 6b ac ff ff 83 f8 ff 74 04 8b 44 24 0c 48 83 c4 18 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c1 e6 0c 00 f7 d8 64 89 01 48 [ 49.692209][ T91] RSP: 002b:00007ffff36256b8 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 49.700638][ T91] RAX: ffffffffffffffda RBX: 0000000000000056 RCX: 00007fafdd49c707 [ 49.708624][ T91] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 49.716608][ T91] RBP: 00007fafdd528560 R08: 0000000000000000 R09: 0000000000000000 [ 49.724594][ T91] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 49.732592][ T91] R13: 00007ffff36257e0 R14: 000000000000003b R15: 00007ffff36257e0 [ 49.740599][ T91] [ 49.743626][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 49.750855][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 49.760924][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 49.766923][ T6] Call Trace: [ 49.770210][ T6] [ 49.773265][ T6] __dump_stack+0x21/0x24 [ 49.777612][ T6] dump_stack_lvl+0x110/0x170 [ 49.782299][ T6] ? __cfi_dump_stack_lvl+0x8/0x8 [ 49.787363][ T6] dump_stack+0x15/0x24 [ 49.791536][ T6] should_fail_ex+0x3bf/0x510 [ 49.796233][ T6] ? fib6_add+0x943/0x3dd0 [ 49.800670][ T6] __should_failslab+0xac/0xf0 [ 49.805456][ T6] should_failslab+0x9/0x20 [ 49.809973][ T6] kmem_cache_alloc+0x3b/0x320 [ 49.814753][ T6] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 49.820658][ T6] ? debug_smp_processor_id+0x17/0x20 [ 49.826044][ T6] fib6_add+0x943/0x3dd0 [ 49.830328][ T6] ? kfree_skbmem+0x10c/0x180 [ 49.835011][ T6] ? __cfi_fib6_add+0x10/0x10 [ 49.839699][ T6] ? __kasan_check_write+0x14/0x20 [ 49.844823][ T6] ? _raw_spin_lock_bh+0x94/0xf0 [ 49.849772][ T6] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 49.855257][ T6] ip6_ins_rt+0xd3/0x130 [ 49.859521][ T6] ? __cfi_ip6_ins_rt+0x10/0x10 [ 49.864387][ T6] ? nlmsg_notify+0x13f/0x1a0 [ 49.869073][ T6] ? rtnl_notify+0x9a/0xc0 [ 49.873505][ T6] __ipv6_ifa_notify+0x4e4/0xe80 [ 49.878462][ T6] ? snmp6_fill_stats+0x6c0/0x6c0 [ 49.883494][ T6] ? __local_bh_enable_ip+0x58/0x80 [ 49.888711][ T6] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 49.895585][ T6] ? __kasan_check_write+0x14/0x20 [ 49.900731][ T6] ? try_to_grab_pending+0x1a4/0x580 [ 49.906043][ T6] ? mod_delayed_work_on+0xe0/0xe0 [ 49.911169][ T6] ? __cfi_fib6_clean_node+0x10/0x10 [ 49.916468][ T6] ? __kasan_check_write+0x14/0x20 [ 49.921592][ T6] ? __cancel_work+0x198/0x200 [ 49.926370][ T6] addrconf_dad_completed+0x192/0xe80 [ 49.931754][ T6] ? addrconf_dad_stop+0x440/0x440 [ 49.936871][ T6] addrconf_dad_work+0xc1b/0x14a0 [ 49.941906][ T6] ? __cfi_addrconf_dad_work+0x10/0x10 [ 49.947371][ T6] ? __kasan_check_write+0x14/0x20 [ 49.952487][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 49.958386][ T6] process_one_work+0x717/0xc30 [ 49.963245][ T6] worker_thread+0xa4d/0x11d0 [ 49.967936][ T6] kthread+0x281/0x320 [ 49.972014][ T6] ? __cfi_worker_thread+0x10/0x10 [ 49.977129][ T6] ? __cfi_kthread+0x10/0x10 [ 49.981729][ T6] ret_from_fork+0x1f/0x30 [ 49.986158][ T6] [ 49.990022][ T91] socket: no more sockets [ 49.998653][ T297] FAULT_INJECTION: forcing a failure. [ 49.998653][ T297] name failslab, interval 1, probability 1, space 0, times 880 [ 50.011759][ T91] FAULT_INJECTION: forcing a failure. [ 50.011759][ T91] name failslab, interval 1, probability 1, space 0, times 880 [ 50.024657][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 50.032035][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.042116][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 50.048117][ T297] Call Trace: [ 50.051407][ T297] [ 50.054350][ T297] __dump_stack+0x21/0x24 [ 50.058702][ T297] dump_stack_lvl+0x110/0x170 [ 50.063399][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.068442][ T297] ? _raw_spin_unlock_irqrestore+0x5a/0x80 [ 50.074267][ T297] ? ref_tracker_alloc+0x345/0x4a0 [ 50.079398][ T297] dump_stack+0x15/0x24 [ 50.083575][ T297] should_fail_ex+0x3bf/0x510 [ 50.088267][ T297] __should_failslab+0xac/0xf0 [ 50.093054][ T297] should_failslab+0x9/0x20 [ 50.097569][ T297] __kmem_cache_alloc_node+0x3d/0x2d0 [ 50.102979][ T297] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.108543][ T297] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.114105][ T297] kmalloc_trace+0x29/0xb0 [ 50.118535][ T297] dst_cow_metrics_generic+0x55/0x1c0 [ 50.123922][ T297] icmp6_dst_alloc+0x389/0x510 [ 50.128729][ T297] mld_sendpack+0x623/0xda0 [ 50.133258][ T297] ? add_grec+0x13f0/0x13f0 [ 50.137772][ T297] ? memcpy+0x56/0x70 [ 50.141779][ T297] ? add_grec+0x10b/0x13f0 [ 50.146214][ T297] ipv6_mc_dad_complete+0x299/0x620 [ 50.151428][ T297] addrconf_dad_completed+0x737/0xe80 [ 50.156814][ T297] ? addrconf_dad_stop+0x440/0x440 [ 50.161942][ T297] ? mod_delayed_work_on+0xa8/0xe0 [ 50.167074][ T297] addrconf_dad_work+0xc1b/0x14a0 [ 50.172110][ T297] ? __kasan_check_write+0x14/0x20 [ 50.177272][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 50.182751][ T297] ? __kasan_check_write+0x14/0x20 [ 50.187884][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 50.193794][ T297] process_one_work+0x717/0xc30 [ 50.198662][ T297] worker_thread+0xa4d/0x11d0 [ 50.203360][ T297] kthread+0x281/0x320 [ 50.207464][ T297] ? __cfi_worker_thread+0x10/0x10 [ 50.212589][ T297] ? __cfi_kthread+0x10/0x10 [ 50.217194][ T297] ret_from_fork+0x1f/0x30 [ 50.221639][ T297] [ 50.224668][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 50.231465][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.233221][ T297] FAULT_INJECTION: forcing a failure. [ 50.233221][ T297] name failslab, interval 1, probability 1, space 0, times 878 [ 50.241550][ T91] Call Trace: [ 50.241558][ T91] [ 50.241565][ T91] __dump_stack+0x21/0x24 [ 50.241594][ T91] dump_stack_lvl+0x110/0x170 [ 50.241618][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.241646][ T91] dump_stack+0x15/0x24 [ 50.241670][ T91] should_fail_ex+0x3bf/0x510 [ 50.241692][ T91] __should_failslab+0xac/0xf0 [ 50.241719][ T91] should_failslab+0x9/0x20 [ 50.241740][ T91] kmem_cache_alloc_node+0x42/0x330 [ 50.241768][ T91] ? __alloc_skb+0xe8/0x4a0 [ 50.241790][ T91] __alloc_skb+0xe8/0x4a0 [ 50.241811][ T91] alloc_skb_with_frags+0xa8/0x620 [ 50.241832][ T91] ? memcpy+0x56/0x70 [ 50.241854][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 50.241885][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 50.327011][ T91] ? __kasan_check_write+0x14/0x20 [ 50.332172][ T91] ? _raw_spin_lock+0x94/0xf0 [ 50.336880][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 50.342098][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 50.347229][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 50.352856][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 50.358773][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 50.364342][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 50.369825][ T91] __sys_sendto+0x4ac/0x660 [ 50.374345][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 50.379381][ T91] ? __cfi_do_syslog+0x10/0x10 [ 50.384187][ T91] ? __sys_connect+0x267/0x460 [ 50.388969][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 50.394551][ T91] ? xfd_validate_state+0x70/0x150 [ 50.399688][ T91] __x64_sys_sendto+0xe5/0x100 [ 50.404473][ T91] x64_sys_call+0x83/0x9a0 [ 50.408912][ T91] do_syscall_64+0x4c/0xa0 [ 50.413344][ T91] ? clear_bhb_loop+0x30/0x80 [ 50.418035][ T91] ? clear_bhb_loop+0x30/0x80 [ 50.422731][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.428659][ T91] RIP: 0033:0x7fafdd421407 [ 50.433103][ T91] 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 [ 50.452721][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 50.461160][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 50.469210][ T91] RDX: 0000000000000073 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 50.477209][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 50.485195][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 50.493194][ T91] R13: 00007ffff36257e0 R14: 0000000000000058 R15: 00007ffff36257e0 [ 50.501192][ T91] [ 50.504227][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 50.511667][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.521740][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 50.527743][ T297] Call Trace: [ 50.531027][ T297] [ 50.533966][ T297] __dump_stack+0x21/0x24 [ 50.538318][ T297] dump_stack_lvl+0x110/0x170 [ 50.543015][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.548048][ T297] ? kasan_set_track+0x60/0x70 [ 50.552827][ T297] ? kasan_save_alloc_info+0x1f/0x30 [ 50.558116][ T297] ? __kasan_slab_alloc+0x72/0x80 [ 50.563156][ T297] ? slab_post_alloc_hook+0x4f/0x2d0 [ 50.568461][ T297] ? kmem_cache_alloc+0x166/0x320 [ 50.573564][ T297] dump_stack+0x15/0x24 [ 50.577781][ T297] should_fail_ex+0x3bf/0x510 [ 50.582481][ T297] __should_failslab+0xac/0xf0 [ 50.587299][ T297] should_failslab+0x9/0x20 [ 50.591822][ T297] __kmem_cache_alloc_node+0x3d/0x2d0 [ 50.597218][ T297] ? ref_tracker_alloc+0x16b/0x4a0 [ 50.602361][ T297] ? ref_tracker_alloc+0x16b/0x4a0 [ 50.607498][ T297] kmalloc_trace+0x29/0xb0 [ 50.611931][ T297] ref_tracker_alloc+0x16b/0x4a0 [ 50.616916][ T297] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 50.622385][ T297] ? slab_post_alloc_hook+0x6d/0x2d0 [ 50.627686][ T297] ? dst_alloc+0x16a/0x1e0 [ 50.632115][ T297] dst_init+0xc4/0x3d0 [ 50.636197][ T297] ? __cfi_ip6_dst_gc+0x10/0x10 [ 50.641062][ T297] dst_alloc+0x191/0x1e0 [ 50.645339][ T297] icmp6_dst_alloc+0xf8/0x510 [ 50.650047][ T297] ndisc_send_skb+0x2ad/0xcd0 [ 50.654740][ T297] ? __cfi_ndisc_send_skb+0x10/0x10 [ 50.659969][ T297] ? memcpy+0x56/0x70 [ 50.663966][ T297] ? __ndisc_fill_addr_option+0xde/0x130 [ 50.669614][ T297] ndisc_send_rs+0x66a/0x870 [ 50.674217][ T297] addrconf_dad_completed+0x958/0xe80 [ 50.679601][ T297] ? addrconf_dad_stop+0x440/0x440 [ 50.684727][ T297] ? mod_delayed_work_on+0xa8/0xe0 [ 50.689858][ T297] addrconf_dad_work+0xc1b/0x14a0 [ 50.694901][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 50.700379][ T297] ? __kasan_check_write+0x14/0x20 [ 50.705504][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 50.711410][ T297] process_one_work+0x717/0xc30 [ 50.716269][ T297] worker_thread+0xa4d/0x11d0 [ 50.720950][ T297] kthread+0x281/0x320 [ 50.725056][ T297] ? __cfi_worker_thread+0x10/0x10 [ 50.730168][ T297] ? __cfi_kthread+0x10/0x10 [ 50.734773][ T297] ret_from_fork+0x1f/0x30 [ 50.739227][ T297] [ 50.742997][ T297] FAULT_INJECTION: forcing a failure. [ 50.742997][ T297] name failslab, interval 1, probability 1, space 0, times 877 [ 50.755811][ T297] CPU: 1 PID: 297 Comm: kworker/1:2 Not tainted syzkaller #0 [ 50.763203][ T297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.769229][ T91] FAULT_INJECTION: forcing a failure. [ 50.769229][ T91] name failslab, interval 1, probability 1, space 0, times 875 [ 50.773284][ T297] Workqueue: ipv6_addrconf addrconf_dad_work [ 50.792049][ T297] Call Trace: [ 50.795345][ T297] [ 50.798295][ T297] __dump_stack+0x21/0x24 [ 50.802677][ T297] dump_stack_lvl+0x110/0x170 [ 50.807379][ T297] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.812424][ T297] ? refcount_inc+0x51/0x80 [ 50.816959][ T297] ? ref_tracker_alloc+0x3fb/0x4a0 [ 50.822091][ T297] dump_stack+0x15/0x24 [ 50.826274][ T297] should_fail_ex+0x3bf/0x510 [ 50.830968][ T297] __should_failslab+0xac/0xf0 [ 50.835750][ T297] should_failslab+0x9/0x20 [ 50.840271][ T297] __kmem_cache_alloc_node+0x3d/0x2d0 [ 50.845669][ T297] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.851236][ T297] ? dst_cow_metrics_generic+0x55/0x1c0 [ 50.856821][ T297] kmalloc_trace+0x29/0xb0 [ 50.861253][ T297] dst_cow_metrics_generic+0x55/0x1c0 [ 50.866647][ T297] icmp6_dst_alloc+0x389/0x510 [ 50.871438][ T297] ndisc_send_skb+0x2ad/0xcd0 [ 50.876125][ T297] ? __cfi_ndisc_send_skb+0x10/0x10 [ 50.881351][ T297] ? memcpy+0x56/0x70 [ 50.885339][ T297] ? __ndisc_fill_addr_option+0xde/0x130 [ 50.890979][ T297] ndisc_send_rs+0x66a/0x870 [ 50.895582][ T297] addrconf_dad_completed+0x958/0xe80 [ 50.900970][ T297] ? addrconf_dad_stop+0x440/0x440 [ 50.906090][ T297] ? mod_delayed_work_on+0xa8/0xe0 [ 50.911223][ T297] addrconf_dad_work+0xc1b/0x14a0 [ 50.916258][ T297] ? __cfi_addrconf_dad_work+0x10/0x10 [ 50.921724][ T297] ? __kasan_check_write+0x14/0x20 [ 50.926850][ T297] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 50.932757][ T297] process_one_work+0x717/0xc30 [ 50.937642][ T297] worker_thread+0xa4d/0x11d0 [ 50.942332][ T297] kthread+0x281/0x320 [ 50.946408][ T297] ? __cfi_worker_thread+0x10/0x10 [ 50.951525][ T297] ? __cfi_kthread+0x10/0x10 [ 50.956128][ T297] ret_from_fork+0x1f/0x30 [ 50.960561][ T297] [ 50.963585][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 50.970371][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 50.980426][ T91] Call Trace: [ 50.983717][ T91] [ 50.986638][ T91] __dump_stack+0x21/0x24 [ 50.990981][ T91] dump_stack_lvl+0x110/0x170 [ 50.995649][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.000669][ T91] ? __schedule+0xbea/0x14b0 [ 51.005260][ T91] dump_stack+0x15/0x24 [ 51.009414][ T91] should_fail_ex+0x3bf/0x510 [ 51.014080][ T91] __should_failslab+0xac/0xf0 [ 51.018837][ T91] should_failslab+0x9/0x20 [ 51.023328][ T91] kmem_cache_alloc_node+0x42/0x330 [ 51.028522][ T91] ? __alloc_skb+0xe8/0x4a0 [ 51.033023][ T91] ? __kasan_check_write+0x14/0x20 [ 51.038123][ T91] __alloc_skb+0xe8/0x4a0 [ 51.042448][ T91] alloc_skb_with_frags+0xa8/0x620 [ 51.047555][ T91] ? memcpy+0x56/0x70 [ 51.051541][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.056737][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.062454][ T91] ? __kasan_check_write+0x14/0x20 [ 51.067555][ T91] ? _raw_spin_lock+0x94/0xf0 [ 51.072258][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.077459][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 51.082568][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 51.088105][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 51.093991][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.099546][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 51.105002][ T91] __sys_sendto+0x4ac/0x660 [ 51.109501][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 51.114514][ T91] ? security_unix_may_send+0x8c/0xb0 [ 51.119884][ T91] ? __sys_connect+0x267/0x460 [ 51.124638][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 51.130174][ T91] ? xfd_validate_state+0x70/0x150 [ 51.135278][ T91] ? __kasan_check_write+0x14/0x20 [ 51.140381][ T91] __x64_sys_sendto+0xe5/0x100 [ 51.145143][ T91] x64_sys_call+0x83/0x9a0 [ 51.149555][ T91] do_syscall_64+0x4c/0xa0 [ 51.153973][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.158655][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.163332][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.169226][ T91] RIP: 0033:0x7fafdd421407 [ 51.173637][ T91] 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 [ 51.193254][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.201667][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 51.210159][ T91] RDX: 000000000000004b RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 51.218125][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 51.226094][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 51.234076][ T91] R13: 00007ffff36257e0 R14: 0000000000000030 R15: 00007ffff36257e0 [ 51.242044][ T91] [ 51.248502][ T24] FAULT_INJECTION: forcing a failure. [ 51.248502][ T24] name failslab, interval 1, probability 1, space 0, times 873 [ 51.260507][ T91] FAULT_INJECTION: forcing a failure. [ 51.260507][ T91] name failslab, interval 1, probability 1, space 0, times 871 [ 51.274066][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 [ 51.281374][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.291456][ T24] Workqueue: ipv6_addrconf addrconf_dad_work [ 51.297489][ T24] Call Trace: [ 51.300783][ T24] [ 51.303726][ T24] __dump_stack+0x21/0x24 [ 51.308076][ T24] dump_stack_lvl+0x110/0x170 [ 51.312775][ T24] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.317824][ T24] ? __cfi_fib6_add+0x10/0x10 [ 51.322613][ T24] dump_stack+0x15/0x24 [ 51.326790][ T24] should_fail_ex+0x3bf/0x510 [ 51.331488][ T24] __should_failslab+0xac/0xf0 [ 51.336270][ T24] should_failslab+0x9/0x20 [ 51.340802][ T24] kmem_cache_alloc_node+0x42/0x330 [ 51.346029][ T24] ? __alloc_skb+0xe8/0x4a0 [ 51.350539][ T24] __alloc_skb+0xe8/0x4a0 [ 51.354872][ T24] mld_newpack+0x143/0xa30 [ 51.359296][ T24] ? mld_sendpack+0xda0/0xda0 [ 51.363987][ T24] ? snmp6_fill_stats+0x6c0/0x6c0 [ 51.369049][ T24] ? __local_bh_enable_ip+0x58/0x80 [ 51.374259][ T24] add_grec+0xf26/0x13f0 [ 51.378517][ T24] ipv6_mc_dad_complete+0x25a/0x620 [ 51.383729][ T24] addrconf_dad_completed+0x737/0xe80 [ 51.389119][ T24] ? addrconf_dad_stop+0x440/0x440 [ 51.394238][ T24] addrconf_dad_work+0xc1b/0x14a0 [ 51.399278][ T24] ? __cfi_addrconf_dad_work+0x10/0x10 [ 51.404743][ T24] ? __kasan_check_write+0x14/0x20 [ 51.409883][ T24] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 51.415804][ T24] process_one_work+0x717/0xc30 [ 51.420672][ T24] worker_thread+0xa4d/0x11d0 [ 51.425364][ T24] kthread+0x281/0x320 [ 51.429447][ T24] ? __cfi_worker_thread+0x10/0x10 [ 51.434571][ T24] ? __cfi_kthread+0x10/0x10 [ 51.439179][ T24] ret_from_fork+0x1f/0x30 [ 51.443643][ T24] [ 51.446679][ T91] CPU: 0 PID: 91 Comm: klogd Not tainted syzkaller #0 [ 51.453474][ T91] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.463236][ T24] FAULT_INJECTION: forcing a failure. [ 51.463236][ T24] name failslab, interval 1, probability 1, space 0, times 869 [ 51.463549][ T91] Call Trace: [ 51.463558][ T91] [ 51.482510][ T91] __dump_stack+0x21/0x24 [ 51.486865][ T91] dump_stack_lvl+0x110/0x170 [ 51.491569][ T91] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.496610][ T91] ? __schedule+0xbea/0x14b0 [ 51.501225][ T91] dump_stack+0x15/0x24 [ 51.505397][ T91] should_fail_ex+0x3bf/0x510 [ 51.510093][ T91] __should_failslab+0xac/0xf0 [ 51.514877][ T91] should_failslab+0x9/0x20 [ 51.519388][ T91] kmem_cache_alloc_node+0x42/0x330 [ 51.524600][ T91] ? __alloc_skb+0xe8/0x4a0 [ 51.529119][ T91] ? __kasan_check_write+0x14/0x20 [ 51.534236][ T91] __alloc_skb+0xe8/0x4a0 [ 51.538567][ T91] alloc_skb_with_frags+0xa8/0x620 [ 51.543682][ T91] ? memcpy+0x56/0x70 [ 51.547689][ T91] sock_alloc_send_pskb+0x87f/0x9a0 [ 51.552911][ T91] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 51.558650][ T91] ? __kasan_check_write+0x14/0x20 [ 51.563785][ T91] ? _raw_spin_lock+0x94/0xf0 [ 51.568475][ T91] ? __cfi__raw_spin_lock+0x10/0x10 [ 51.573683][ T91] unix_dgram_sendmsg+0x5c1/0x1710 [ 51.578812][ T91] ? selinux_socket_sendmsg+0x22f/0x340 [ 51.584369][ T91] ? __cfi_selinux_socket_sendmsg+0x10/0x10 [ 51.590269][ T91] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 51.595830][ T91] ? security_socket_sendmsg+0x93/0xb0 [ 51.601303][ T91] __sys_sendto+0x4ac/0x660 [ 51.605816][ T91] ? __cfi___sys_sendto+0x10/0x10 [ 51.610852][ T91] ? __cfi_do_syslog+0x10/0x10 [ 51.615630][ T91] ? __sys_connect+0x267/0x460 [ 51.620404][ T91] ? __this_cpu_preempt_check+0x13/0x20 [ 51.625974][ T91] ? xfd_validate_state+0x70/0x150 [ 51.631101][ T91] ? __kasan_check_write+0x14/0x20 [ 51.636250][ T91] __x64_sys_sendto+0xe5/0x100 [ 51.641065][ T91] x64_sys_call+0x83/0x9a0 [ 51.645493][ T91] do_syscall_64+0x4c/0xa0 [ 51.649917][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.654616][ T91] ? clear_bhb_loop+0x30/0x80 [ 51.659301][ T91] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.665215][ T91] RIP: 0033:0x7fafdd421407 [ 51.669635][ T91] 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 [ 51.689279][ T91] RSP: 002b:00007ffff36256a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.697699][ T91] RAX: ffffffffffffffda RBX: 00007fafdd2d1c80 RCX: 00007fafdd421407 [ 51.705681][ T91] RDX: 0000000000000057 RSI: 00007ffff36257e0 RDI: 0000000000000003 [ 51.713669][ T91] RBP: 00007ffff3625c10 R08: 0000000000000000 R09: 0000000000000000 [ 51.721653][ T91] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffff3625c28 [ 51.729626][ T91] R13: 00007ffff36257e0 R14: 000000000000003c R15: 00007ffff36257e0 [ 51.737604][ T91] [ 51.740635][ T24] CPU: 1 PID: 24 Comm: kworker/1:0 Not tainted syzkaller #0 [ 51.747943][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 51.758010][ T24] Workqueue: ipv6_addrconf addrconf_dad_work [ 51.764012][ T24] Call Trace: [ 51.767294][ T24] [ 51.770233][ T24] __dump_stack+0x21/0x24 [ 51.774579][ T24] dump_stack_lvl+0x110/0x170 [ 51.779269][ T24] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.784305][ T24] dump_stack+0x15/0x24 [ 51.788476][ T24] should_fail_ex+0x3bf/0x510 [ 51.793167][ T24] ? fib6_add+0x9b6/0x3dd0 [ 51.797606][ T24] __should_failslab+0xac/0xf0 [ 51.802383][ T24] should_failslab+0x9/0x20 [ 51.807264][ T24] kmem_cache_alloc+0x3b/0x320 [ 51.812058][ T24] ? fib6_add+0x943/0x3dd0 [ 51.816495][ T24] fib6_add+0x9b6/0x3dd0 [ 51.820760][ T24] ? kfree_skbmem+0x10c/0x180 [ 51.825455][ T24] ? __cfi_fib6_add+0x10/0x10 [ 51.830149][ T24] ? __kasan_check_write+0x14/0x20 [ 51.835275][ T24] ? _raw_spin_lock_bh+0x94/0xf0 [ 51.840233][ T24] ? __cfi__raw_spin_lock_bh+0x10/0x10 [ 51.845706][ T24] ip6_ins_rt+0xd3/0x130 [ 51.849986][ T24] ? __cfi_ip6_ins_rt+0x10/0x10 [ 51.854859][ T24] ? nlmsg_notify+0x13f/0x1a0 [ 51.859543][ T24] ? rtnl_notify+0x9a/0xc0 [ 51.863978][ T24] __ipv6_ifa_notify+0x4e4/0xe80 [ 51.869017][ T24] ? snmp6_fill_stats+0x6c0/0x6c0 [ 51.874062][ T24] ? __local_bh_enable_ip+0x58/0x80 [ 51.879355][ T24] ? __ww_mutex_lock_interruptible_slowpath+0x20/0x20 [ 51.886151][ T24] ? __kasan_check_write+0x14/0x20 [ 51.891279][ T24] ? try_to_grab_pending+0x1a4/0x580 [ 51.896580][ T24] ? mod_delayed_work_on+0xe0/0xe0 [ 51.901709][ T24] ? __cfi_fib6_clean_node+0x10/0x10 [ 51.907014][ T24] ? __kasan_check_write+0x14/0x20 [ 51.912227][ T24] ? __cancel_work+0x198/0x200 [ 51.917005][ T24] addrconf_dad_completed+0x192/0xe80 [ 51.922390][ T24] ? addrconf_dad_stop+0x440/0x440 [ 51.927517][ T24] addrconf_dad_work+0xc1b/0x14a0 [ 51.932558][ T24] ? __cfi_addrconf_dad_work+0x10/0x10 [ 51.938030][ T24] ? __kasan_check_write+0x14/0x20 [ 51.943157][ T24] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 51.949066][ T24] process_one_work+0x717/0xc30 [ 51.953935][ T24] worker_thread+0xa4d/0x11d0 [ 51.958636][ T24] kthread+0x281/0x320 [ 51.962747][ T24] ? __cfi_worker_thread+0x10/0x10 [ 51.967870][ T24] ? __cfi_kthread+0x10/0x10 [ 51.972469][ T24] ret_from_fork+0x1f/0x30 [ 51.976924][ T24] [ 51.981736][ T350] FAULT_INJECTION: forcing a failure. [ 51.981736][ T350] name failslab, interval 1, probability 1, space 0, times 868 [ 51.985375][ T346] FAULT_INJECTION: forcing a failure. [ 51.985375][ T346] name failslab, interval 1, probability 1, space 0, times 867 [ 52.007449][ T350] CPU: 1 PID: 350 Comm: kworker/1:4 Not tainted syzkaller #0 [ 52.014838][ T350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 52.024904][ T350] Workqueue: mld mld_dad_work [ 52.029602][ T350] Call Trace: [ 52.032890][ T350] [ 52.035830][ T350] __dump_stack+0x21/0x24 [ 52.040179][ T350] dump_stack_lvl+0x110/0x170 [ 52.044866][ T350] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.049903][ T350] dump_stack+0x15/0x24 [ 52.054076][ T350] should_fail_ex+0x3bf/0x510 [ 52.055758][ T91] FAULT_INJECTION: forcing a failure. [ 52.055758][ T91] name failslab, interval 1, probability 1, space 0, times 866 [ 52.058763][ T350] ? dst_alloc+0x16a/0x1e0 [ 52.075926][ T350] __should_failslab+0xac/0xf0 [ 52.080702][ T350] should_failslab+0x9/0x20 [ 52.085219][ T350] kmem_cache_alloc+0x3b/0x320 [ 52.090003][ T350] ? __cfi_ip6_dst_gc+0x10/0x10 [ 52.094864][ T350] dst_alloc+0x16a/0x1e0 [ 52.099121][ T350] icmp6_dst_alloc+0xf8/0x510 [ 52.103812][ T350] mld_sendpack+0x623/0xda0 [ 52.108334][ T350] ? add_grec+0x13f0/0x13f0 [ 52.112853][ T350] ? add_grec+0xfae/0x13f0 [ 52.117279][ T350] ? memcpy+0x56/0x70 [ 52.121275][ T350] ? __cfi_mutex_lock+0x10/0x10 [ 52.126137][ T350] mld_dad_work+0x244/0x670 [ 52.130654][ T350] process_one_work+0x717/0xc30 [ 52.135512][ T350] worker_thread+0xa4d/0x11d0 [ 52.140207][ T350] kthread+0x281/0x320 [ 52.144292][ T350] ? __cfi_worker_thread+0x10/0x10 [ 52.149442][ T350] ? __cfi_kthread+0x10/0x10 [ 52.154047][ T350] ret_from_fork+0x1f/0x30 [ 52.158482][ T350] [ 52.161511][ T346] CPU: 0 PID: 346 Comm: kworker/0:4 Not tainted syzkaller #0 [ 52.168929][ T346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 52.178997][ T346] Workqueue: ipv6_addrconf addrconf_dad_work [ 52.184996][ T346] Call Trace: [ 52.188285][ T346] [ 52.191219][ T346] __dump_stack+0x21/0x24 [ 52.195559][ T346] dump_stack_lvl+0x110/0x170 [ 52.200251][ T346] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.205298][ T346] ? kasan_set_track+0x60/0x70 [ 52.210079][ T346] ? kasan_set_track+0x4b/0x70 [ 52.214861][ T346] dump_stack+0x15/0x24 [ 52.219033][ T346] should_fail_ex+0x3bf/0x510 [ 52.223727][ T346] __should_failslab+0xac/0xf0 [ 52.228511][ T346] should_failslab+0x9/0x20 [ 52.233032][ T346] __kmem_cache_alloc_node+0x3d/0x2d0 [ 52.238420][ T346] ? ref_tracker_alloc+0x16b/0x4a0 [ 52.243555][ T346] ? ref_tracker_alloc+0x16b/0x4a0 [ 52.248679][ T346] kmalloc_trace+0x29/0xb0 [ 52.253131][ T346] ref_tracker_alloc+0x16b/0x4a0 [ 52.258093][ T346] ? __cfi_ref_tracker_alloc+0x10/0x10 [ 52.263575][ T346] ? __kasan_kmalloc+0x95/0xb0 [ 52.268359][ T346] ___neigh_create+0xb86/0x1db0 [ 52.273230][ T346] ? __local_bh_enable_ip+0x58/0x80 [ 52.278441][ T346] ? ip6t_do_table+0x13a7/0x1560 [ 52.283407][ T346] __neigh_create+0x31/0x40 [ 52.287938][ T346] ip6_finish_output2+0xaaf/0x18b0 [ 52.293072][ T346] ? ip6t_do_table+0x1c7/0x1560 [ 52.297961][ T346] ? __cfi_ip6_finish_output2+0x10/0x10 [ 52.303527][ T346] ? ip6table_mangle_hook+0x262/0x7b0 [ 52.308912][ T346] ip6_finish_output+0x60b/0xbe0 [ 52.313869][ T346] ip6_output+0x1fa/0x410 [ 52.318219][ T346] ? __cfi_ip6_output+0x10/0x10 [ 52.323087][ T346] ? __cfi_ip6_finish_output+0x10/0x10 [ 52.328564][ T346] ? __cfi_ip6t_do_table+0x10/0x10 [ 52.333691][ T346] ndisc_send_skb+0x7c8/0xcd0 [ 52.338379][ T346] ? __cfi_ndisc_send_skb+0x10/0x10 [ 52.343589][ T346] ? __cfi_dst_output+0x10/0x10 [ 52.348451][ T346] ? memcpy+0x56/0x70 [ 52.352444][ T346] ? __ndisc_fill_addr_option+0xde/0x130 [ 52.358081][ T346] ndisc_send_rs+0x66a/0x870 [ 52.362681][ T346] addrconf_dad_completed+0x958/0xe80 [ 52.368061][ T346] ? addrconf_dad_stop+0x440/0x440 [ 52.373184][ T346] addrconf_dad_work+0xc1b/0x14a0