last executing test programs: 19.864846006s ago: executing program 4 (id=6): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000c00)='./config/usb_gadget/g_uac2/functions/uac2.usb0/c_volume_present\x00', 0x1, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) write(r0, &(0x7f0000000d00)='0', 0x1) 19.846752926s ago: executing program 1 (id=2): mkdir(&(0x7f0000000000)='my_tracefs\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='my_tracefs\x00', &(0x7f0000000300)='tracefs\x00', 0x0, 0x0) lchown(&(0x7f0000000040)='my_tracefs/events/task/task_rename/filter\x00', 0x0, 0x0) mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) read$FUSE(r0, &(0x7f00000102c0)={0x2020}, 0x20a6) syz_fuse_handle_req(r0, &(0x7f000000c280)="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", 0x2000, &(0x7f0000001940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 19.837214196s ago: executing program 4 (id=7): setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x2e, &(0x7f0000000040)={0x6, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @broadcast}}}, 0x108) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xc, 0xe, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000340)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000100), 0x237}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0x1f00, 0x18, 0x19, &(0x7f00000007c0)="9f44948721919580684010a40566", 0x0, 0x7ff, 0x0, 0xb1, 0x0, &(0x7f0000000700)="389ceff69d08b0af1cc71b6262d50660bbaf31a7f8cd6a6f911beb65d5fe6b54bf21a66489121f24fefd198059288c9b735e1898e77a7469489a249292c02a72bc193a3008ebdbf4e9dd4ee8fcceef55402c913c8dd0ebece1330aaa93ece835c5044a246a5967e3acd7c950b3b19f351830e545eb9bc3a9c6dd22ce97f1f857cfe8b68a2370b69ea336006b589368f92deb68f3dfc6f2bfee09f8342da437fce5dcdf658e453e3132bb42067575318c39", &(0x7f0000000380)="8c5911c525f5cf4c4ecf207ad2ec", 0x0, 0x0, 0xffffffff}, 0x23) write(r0, &(0x7f0000000140)='1', 0x1) write(0xffffffffffffffff, 0x0, 0x0) 19.799360547s ago: executing program 3 (id=8): syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000000c0)='./file0\x00', 0x800714, &(0x7f0000000000)={[{@grpquota}]}, 0xff, 0x485, &(0x7f0000001040)="$eJzs3M9rHFUcAPDvTJL+bhNrrba2Gq1i8UfSpFV78KCi4EFB0EM9xiSttdtGmgi2BI0i9SgF7+JR8C/w5kXUgwheFTxKoWgQmnqKzK9mu9mkSZpkbfbzgc2+t/Nm3/vOzNt9My+zAbSt3uxPErEjIn6LiO4ie3OB3uJpZnpy+Pr05HASs7Nv/JXk5a5NTw5XRav1tpeZw2lE+mkSzyfz6x2/cPHMUK02er7M90+cfa9//MLFp06fHTo1emr03ODx48eODjz7zODTqxJnFte1/R+OHdj3yluXXxs+cfntH7/JmrX3YLG8Po5but4koCZ6s63292yucdmjy2j7nWBnXTrpbGFDWJaOiMh2V1fe/7ujI+Z2Xne8/ElLGwesqey7afPCi6dmgQ0siVa3AGiN6os+O/+tHus09PhfuPpCxKYyPTM9OTxzI/7OSMvXu9aw/t6IODH175fZI5Z7HQIAYAXysc2TzcZ/aezNn4u5jl3lHEpPRNwVEbsj4u6I2BMR90TkZe+NiPuKlWe7l1h/b0N+/vgnvdK0zaskG/89Vzf2m6mLv3zq6ShzO/P4u5KTp2ujR8ptcji6Nmf5gUXq+O6lXz9faFn9+C97ZPVXY8GyAVc6Gy7QjQxNDK3WRrj6ccT+zmbxJzdmArIjYF9E7F/eW++qEqcf//rAQoVuHf8iVmGeafariMeK/T8VDfFXksXnJ/u3RG30SH91VMz30y+XXl+o/tuKfxVk+3/bzcd/Q4nuf5JivrYrarXR8+PLr+PS758teE6z0uN/U/JmPmf98zvFax8MTUycH4jYlLya56tzuvz1wbl1q3xVPov/8KHm/X93uU4W//0RkR3EByPigYh4sGz7QxHxcEQcWiT+H1585N1F4k8iiZbu/5Gmn383jv+epH6+fgWJjjPff7vQjPnS9v+xmMo/awv5598tLLWBt7n5AAAA4I6QRsSOSNK+It27I9K0r6/4H/49sS2tjY1PPHFy7P1zI8U9Aj3RlVZXurrrrocOJFPlOxb5wfJacbX8aHnd+IuOrXm+b3isNtLi2KHdbb+5/0fV/zN/drS6dcCac78WtK/G/p+2qB3A+lvK979zAdiYmvT/ra1oB7D+nP9D+2rW/z9qyBv/w8Y0v///0eQn64CNyPgf2pf+D+1L/4e2dDv39a88Ud0ssPL32bLkO/zbJVH94sVa1rU15l6JtOUht1Ei6zHrW+ncb6gAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADcyf4LAAD///ss5ts=") prlimit64(0x0, 0xe, &(0x7f0000000040)={0x8, 0x420000008b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f00000001c0)=0x7) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x122dfb579e447c7a) mount(&(0x7f0000000440)=@loop={'/dev/loop', 0x0}, &(0x7f0000000200)='./bus\x00', 0x0, 0x1000, 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r1, 0x4c04, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x7ffffffffffffffb, 0x3, 0x0, 0x0, 0x17, 0x0, "ef35af413bb901527fe4d0ce5d29c3ee5e5c3676345a41499db7aac63a01000000000000004faa2ae2c084a0ea0000000000007700000c00002000", "036c47c67808200400000000000000335263bdbcef549ba197fce47ddfdd753abd950100002a00ffffffffffffffff00000000e8f20000000200", "b7326736181c208220fffff2ff00000000000000000e00", [0x4]}) write$FUSE_INIT(r0, &(0x7f0000000240)={0x50, 0xfffffffffffffffe, 0x0, {0x7, 0x2d, 0xfffffffd, 0x20000, 0x2, 0x0, 0x9, 0x7, 0x0, 0x0, 0x8, 0x10001}}, 0x50) fchown(r0, 0x0, 0x0) 19.765423478s ago: executing program 1 (id=9): syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file1\x00', 0x0, &(0x7f0000000240)={[{@dioread_nolock}, {@resuid}, {@barrier_val={'barrier', 0x3d, 0x9}}]}, 0x1, 0x4b2, &(0x7f0000000540)="$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") syz_mount_image$fuse(0x0, &(0x7f0000000400)='./file4\x00', 0x1018000, 0x0, 0x1, 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000000), 0x10000, &(0x7f0000000080)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file4'}}], [], 0x2c}) chdir(&(0x7f00000001c0)='./file0\x00') openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105042, 0x1ff) 19.736484439s ago: executing program 2 (id=3): r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000), 0x40082, 0x0) ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f0000000140)) pwritev(r0, &(0x7f0000000040)=[{&(0x7f0000000200)="80fd02000040", 0x6}], 0x1, 0x0, 0x4) 17.278758369s ago: executing program 1 (id=11): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1000003, 0x13, r2, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000000c0)={[0x5, 0x7f, 0x9, 0x100000004, 0xffffffffffffffff, 0x400000, 0x3, 0xfffffffffbfffffc, 0xffff, 0x7fffffffffffffff, 0xc1, 0x2, 0x6, 0x5, 0x8000000000000001, 0x5], 0xd5d5c004, 0x1354}) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000002c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="9feb0100180000000000000010"], 0x0, 0x2a}, 0x28) ioctl$KVM_RUN(r2, 0xae80, 0x0) 17.265676089s ago: executing program 0 (id=12): syz_emit_ethernet(0x2a, &(0x7f0000000380)=ANY=[@ANYBLOB="aaaaaaaaaaaa0180c2"], 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) ioctl$KVM_GET_MSRS_cpu(r2, 0xc008ae88, &(0x7f0000000340)={0x10000000000000e6, 0x0, [{0x40000091, 0x0, 0x3}]}) 17.264056049s ago: executing program 2 (id=13): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1e7) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/mtrr\x00', 0x2, 0x0) ioctl(r0, 0x40104d05, &(0x7f0000000900)="00000d00000000000000010001") 17.20901602s ago: executing program 2 (id=14): syz_mount_image$erofs(&(0x7f00000003c0), &(0x7f0000000880)='./file0\x00', 0x8000c6, &(0x7f0000000180)=ANY=[], 0x0, 0x17d, &(0x7f0000001ac0)="$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") mkdirat(0xffffffffffffff9c, &(0x7f0000000840)='./bus\x00', 0x110) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./file1\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000340), 0x0, &(0x7f0000000240)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./file1\x00', 0x4842, 0x1cb) ioctl$FS_IOC_FIEMAP(r0, 0xc020660b, &(0x7f0000000300)={0x5, 0xa, 0x2, 0x3}) 17.081928083s ago: executing program 0 (id=15): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2(r1, 0x4068aea3, &(0x7f0000000000)={0xa8, 0x0, 0x3}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x200000, &(0x7f0000200000/0x200000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_PRE_FAULT_MEMORY(r2, 0xc040aed5, &(0x7f0000000200)={0x0, 0x200000}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x1, 0xfffa7000, 0x200000, &(0x7f0000200000/0x200000)=nil}) ioctl$KVM_CLEAR_DIRTY_LOG(r1, 0xc018aec0, &(0x7f0000000300)={0x0, 0x200, 0x0, &(0x7f0000000400)=[0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x2a, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xfffffffffffffffc, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x200, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x10001, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xf7ffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xaa, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}) 17.058907354s ago: executing program 3 (id=16): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000040)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000002c0)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./config/usb_gadget/g1/functions/printer.usb0\x00', 0x1ff) symlinkat(&(0x7f0000000380)='./config/usb_gadget/g1/functions/printer.usb0\x00', 0xffffffffffffff9c, &(0x7f0000000400)='./config/usb_gadget/g1/configs/c.1/printer.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000480)='./config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r0, &(0x7f00000004c0)='dummy_udc.0\n', 0xc) 16.935528487s ago: executing program 3 (id=17): r0 = openat$kvm(0xffffff9c, &(0x7f0000000540), 0x8000, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/module/kvm/parameters/nx_huge_pages\x00', 0x2, 0x0) write(r3, &(0x7f0000000200)='force', 0x5) 16.930972577s ago: executing program 4 (id=18): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB="bc000000000105060100000000000000020000003400018014000180080001007f000001080002007f0000011c000280050001000600000006000200303900000600030006bb00003400028014000180080001007f000001080002007f0000011c00028005000100060000000600020006bb00000600030030390000080003000000000e080007"], 0xbc}}, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a010300000000000000000100fffd0900010073797a300000000040000000030a01020000000000000000010000000900030073797a3200000000140004800800024032658aeb08000140000000010900010073797a300000000044000000060a010400000000000001040100000008000b40000000000900010073797a30000000001c000480180001800d00010073796e70726f787900"], 0xcc}}, 0x0) 16.922900507s ago: executing program 2 (id=19): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/sys/net/ipv4/ip_forward\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) syz_emit_ethernet(0x2a, &(0x7f0000000200)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x40, 0x1, 0x0, @private=0xa010101, @private=0xa010102}, @echo={0x8, 0x0, 0x0, 0x1, 0x1}}}}}, 0x0) 16.857778589s ago: executing program 0 (id=20): setns(0xc9, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup(r1) ioctl$SIOCSIFHWADDR(r2, 0x8914, &(0x7f0000001240)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}}) write$tun(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="030000f601000000000014"], 0x46) 16.81372995s ago: executing program 4 (id=21): r0 = socket(0x10, 0x803, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'team_slave_1\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f00000012c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)=@newqdisc={0x48, 0x24, 0x4ee4e6a52ff56541, 0x70bd25, 0x25dfdbfe, {0x0, 0x0, 0x0, r2, {0x0, 0xfff1}, {0xffff, 0xffff}, {0xffe0, 0xfff3}}, [@qdisc_kind_options=@q_htb={{0x8}, {0x1c, 0x2, [@TCA_HTB_INIT={0x18, 0x2, {0x3, 0x4, 0x3c}}]}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000740)=@newtfilter={0xb0, 0x2c, 0xd2b, 0x70bd2b, 0x25dfdbfb, {0x0, 0x0, 0x0, r2, {0xf}, {}, {0xb, 0xfff3}}, [@filter_kind_options=@f_u32={{0x8}, {0x7c, 0x2, [@TCA_U32_ACT={0x54, 0x7, [@m_skbedit={0x50, 0x1, 0x0, 0x0, {{0xc}, {0x24, 0x2, 0x0, 0x1, [@TCA_SKBEDIT_PRIORITY={0x8, 0x3, {0xf, 0x3}}, @TCA_SKBEDIT_PARMS={0x18, 0x2, {0x6, 0x9, 0x20000000, 0x1, 0xd6}}]}, {0x4}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x1, 0x3}}}}]}, @TCA_U32_SEL={0x24, 0x5, {0x8, 0x7, 0x1, 0x3d3f, 0x0, 0xfff, 0x3, 0x58f, [{0x2, 0x20008000, 0x4, 0x1}]}}]}}, @TCA_RATE={0x6, 0x5, {0x7f, 0xe}}]}, 0xb0}, 0x1, 0x0, 0x0, 0x1}, 0x0) 16.765114621s ago: executing program 3 (id=22): syz_mount_image$ext4(&(0x7f00000002c0)='ext4\x00', &(0x7f0000000700)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0, &(0x7f00000012c0), 0xfe, 0x255, &(0x7f00000009c0)="$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") r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file1\x00', 0x101842, 0x0) r1 = socket(0x1, 0x2, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) setresuid(0x0, r2, r2) ioctl$EXT4_IOC_MIGRATE(r0, 0x6609) 16.734296692s ago: executing program 2 (id=23): getpid() sched_setaffinity(0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000380)=@abs={0x0, 0x0, 0x4e21}, 0x6e) sendmmsg$unix(r1, &(0x7f0000000000), 0x400000000000041, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x2) recvmmsg(r0, &(0x7f0000000040), 0x80002c1, 0x2, 0x0) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@block_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@norecovery}]}, 0x1, 0x56a, &(0x7f00000015c0)="$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") r2 = open(&(0x7f00000001c0)='./file1\x00', 0x14927e, 0x68) pivot_root(&(0x7f0000000340)='./file1\x00', &(0x7f0000000300)='./file1\x00') faccessat2(0xffffffffffffffff, 0x0, 0x112, 0x2200) socket$pppl2tp(0x18, 0x1, 0x1) r3 = syz_clone(0xa1c68400, 0x0, 0x0, 0x0, 0x0, 0x0) r4 = syz_pidfd_open(r3, 0x0) syz_usb_disconnect(0xffffffffffffffff) setns(r4, 0x10000000) socket$inet6_udp(0xa, 0x2, 0x0) syz_genetlink_get_family_id$mptcp(&(0x7f0000000100), r2) 16.734023312s ago: executing program 4 (id=24): syz_mount_image$ext4(&(0x7f0000000100)='ext4\x00', &(0x7f0000000180)='./file1\x00', 0x2000c16, &(0x7f0000000280)={[{@usrquota}, {@nodelalloc}]}, 0xff, 0x25e, &(0x7f0000000e80)="$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") r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./bus\x00', 0x800c4, 0xf7) r1 = openat(0xffffffffffffff9c, &(0x7f0000004400)='./bus\x00', 0x1c1202, 0xc2) write$FUSE_IOCTL(r1, &(0x7f00000000c0)={0x20, 0xffffffffffffffda, 0x0, {0x5, 0x4, 0x408, 0xe3}}, 0x20) sendfile(r1, r0, 0x0, 0x3ffff) sendfile(r1, r0, 0x0, 0x7ffff000) 16.712811782s ago: executing program 0 (id=25): syz_mount_image$f2fs(&(0x7f0000000140), &(0x7f0000000000)='./file0\x00', 0x80401c, &(0x7f0000000040)=ANY=[@ANYBLOB="666c7573685f6d657267652c6e6f666c7573685f6d657267652c6d6f64653d667261676d656e743a7365676d656e742c636f6d70726573735f63616368652c696e6c696e655f78617474722c636f6d70726573735f63616368652c6e6f696e6c696e655f78617474722c6e6f646973636172642c6261636b67726f756e645f67633d6f6e2c6261636b67726f756e645f67633d6f66662c636865636b706f696e743d64697361626c652c617467632c67635f6d657267652c6e6f626172726965722c004b1c091f21dfc606226168fd668d440f"], 0xfd, 0x5531, &(0x7f0000000540)="$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', './file0'}, 0xb) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0) setsockopt$IP_VS_SO_SET_ADD(0xffffffffffffffff, 0x0, 0x482, &(0x7f0000000040)={0x11, @empty, 0x0, 0x0, 'sh\x00', 0x13}, 0x2c) fadvise64(r0, 0x2, 0x0, 0x4) 16.356265831s ago: executing program 3 (id=26): syz_mount_image$f2fs(&(0x7f0000010240), &(0x7f0000000080)='./mnt\x00', 0x0, &(0x7f0000001400)=ANY=[@ANYBLOB="00a3fe14acbd1e2b5e16c2945b8d32a9e75311f8bd9a6fb2e3fcc531669e06ae8e2aafbe225984faa1848196fd33106821fce595dba0732da029c9663d19eaa12836432fad7f47588a45d14bcb8bf5edfe653fe5cf8d822f73bce391259b9693ee2e4686d4c9925bbad71abe0cd8b99ddd0fec2e58130bbe276e2f5e1a7f9098a47ef98056aa757e96cce41fbac1463208ec58ab9191d6a6ff19fda7"], 0x0, 0x10236, 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqirswAEJAAAAgKD/r9sRKAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAATBQAA///N+Ras") mkdirat(0xffffffffffffff9c, &(0x7f0000000640)='mnt/encrypted_dir\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000680)='mnt/encrypted_dir\x00', 0x800, 0x0) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r0, 0x800c6613, &(0x7f0000006dc0)=@v2={0x2, @aes256, 0xa, '\x00', @a}) chdir(&(0x7f00000002c0)='mnt/encrypted_dir\x00') mknod$loop(&(0x7f0000000380)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x1000, 0x0) 15.97068491s ago: executing program 0 (id=27): r0 = add_key$keyring(&(0x7f0000000000), &(0x7f0000000040)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff) keyctl$clear(0x7, r0) 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) setsockopt$XDP_RX_RING(r1, 0x11b, 0x2, &(0x7f0000000680)=0x1130581, 0x4) write(r2, &(0x7f0000000140)='1000\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./dbg/failslab/space\x00', 0x8001, 0xc1) write(r3, &(0x7f00000001c0)='0\x00', 0x1) r4 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r5 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./dbg/failslab/probability\x00', 0x1, 0x0) write(r5, &(0x7f0000000280)='1\x00', 0x1) ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) unshare(0xa000400) syz_mount_image$ext4(&(0x7f00000000c0)='ext4\x00', &(0x7f0000000040)='./bus\x00', 0x0, &(0x7f00000001c0)={[{@resgid}, {@barrier_val={'barrier', 0x3d, 0x2}}, {@oldalloc}]}, 0x1, 0x400, &(0x7f0000000280)="$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") r6 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0) write$binfmt_script(r6, &(0x7f0000000780)={'#! ', './file0', [], 0xa, "14369afd9845f99c94b94f5a16b48fe862b18b5b66068a37565a6a9ba7ff235fdee7d61f5bc28914df6dfd94bc86b23047a5"}, 0x3d) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r6, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x9) syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r7 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000280)={@mcast2, 0x800, 0x0, 0x103, 0x1}, 0x20) unshare(0x44040000) 9.284324134s ago: executing program 3 (id=28): mkdir(&(0x7f0000000400)='./my_sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0) write(r0, &(0x7f0000000800)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_sys/bus/pci/rescan\x00', 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x20000008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) write(r1, &(0x7f0000000a00)='1', 0x1) 6.601760319s ago: executing program 0 (id=29): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000200), 0x1, 0x0) syz_usb_control_io(0xffffffffffffffff, &(0x7f0000000540)={0x2c, 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="0003"], 0x0, 0x0, 0x0}, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000140)=0x15) ioctl$TIOCSTI(r0, 0x5412, &(0x7f00000002c0)=0x7e) r1 = fcntl$dupfd(r0, 0x0, r0) write$bt_hci(r1, &(0x7f0000000040)=ANY=[], 0x7) ioctl$TIOCSTI(r0, 0x5412, &(0x7f0000000000)=0x7e) 1.594736301s ago: executing program 2 (id=30): mkdir(&(0x7f0000000e00)='./proc_dir\x00', 0x1ff) mount(0x0, &(0x7f0000001000)='./proc_dir\x00', &(0x7f0000001100)='proc\x00', 0x0, 0x0) mkdir(&(0x7f0000001400)='./export_dir\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000001200)='./proc_dir/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r0, &(0x7f0000001300)='nfsd 127.0.0.1 2000000000 *\n', 0x1c) r1 = openat(0xffffffffffffff9c, &(0x7f0000000a00)='./proc_dir/net/rpc/nfsd.export/channel\x00', 0x2, 0x0) write(r1, &(0x7f0000000b00)='* ./export_dir 2000000000 -194 0 0 1\n', 0x25) 139.82µs ago: executing program 4 (id=31): mkdir(&(0x7f0000000000)='./my_config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='./my_config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) r0 = openat(0xffffff9c, &(0x7f0000000600)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_mute_present\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='0', 0x1) r1 = openat(0xffffff9c, &(0x7f0000000800)='./my_config/usb_gadget/g1/functions/uac2.usb0/p_volume_present\x00', 0x1, 0x0) write(r1, &(0x7f0000000900)='0', 0x1) r2 = openat(0xffffff9c, &(0x7f0000000a00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_mute_present\x00', 0x1, 0x0) write(r2, &(0x7f0000000b00)='0', 0x1) r3 = openat(0xffffff9c, &(0x7f0000000c00)='./my_config/usb_gadget/g1/functions/uac2.usb0/c_volume_present\x00', 0x1, 0x0) write(r3, &(0x7f0000000d00)='0', 0x1) symlink(&(0x7f0000000e00)='./my_config/usb_gadget/g1/functions/uac2.usb0\x00', &(0x7f0000000f00)='./my_config/usb_gadget/g1/configs/c.1/uac2.usb0\x00') r4 = openat(0xffffff9c, &(0x7f0000001000)='./my_config/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r4, &(0x7f0000001100)='dummy_udc.0\n', 0xc) 0s ago: executing program 1 (id=11): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x2) mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1000003, 0x13, r2, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000000c0)={[0x5, 0x7f, 0x9, 0x100000004, 0xffffffffffffffff, 0x400000, 0x3, 0xfffffffffbfffffc, 0xffff, 0x7fffffffffffffff, 0xc1, 0x2, 0x6, 0x5, 0x8000000000000001, 0x5], 0xd5d5c004, 0x1354}) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000002c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="9feb0100180000000000000010"], 0x0, 0x2a}, 0x28) ioctl$KVM_RUN(r2, 0xae80, 0x0) kernel console output (not intermixed with test programs): 33][ C1] ? kvm_irqfd_release+0x1b1/0x1d0 [ 38.156855][ C1] kvm_vm_release+0x46/0x50 [ 38.161375][ C1] ? kvm_vm_compat_ioctl+0x390/0x390 [ 38.166675][ C1] __fput+0x22b/0x900 [ 38.170702][ C1] ____fput+0x15/0x20 [ 38.174697][ C1] task_work_run+0x127/0x190 [ 38.179297][ C1] exit_to_user_mode_loop+0xd0/0xe0 [ 38.184527][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 38.190017][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 38.195517][ C1] do_syscall_64+0x58/0xa0 [ 38.199956][ C1] ? clear_bhb_loop+0x50/0xa0 [ 38.204647][ C1] ? clear_bhb_loop+0x50/0xa0 [ 38.209351][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.215261][ C1] RIP: 0033:0x7eff41ed9e99 [ 38.219698][ C1] 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 [ 38.225877][ T90] FAULT_INJECTION: forcing a failure. [ 38.225877][ T90] name failslab, interval 1, probability 1, space 0, times 984 [ 38.239313][ C1] RSP: 002b:00007eff40933028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 38.239338][ C1] RAX: fffffffffffffff4 RBX: 00007eff42161fa0 RCX: 00007eff41ed9e99 [ 38.268468][ C1] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000006 [ 38.276551][ C1] RBP: 00007eff41f6feaf R08: 0000000000000000 R09: 0000000000000000 [ 38.284638][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 38.292620][ C1] R13: 00007eff42162038 R14: 00007eff42161fa0 R15: 00007ffdd95908e8 [ 38.300609][ C1] [ 38.303637][ T20] CPU: 0 PID: 20 Comm: kworker/0:1 Not tainted syzkaller #0 [ 38.310946][ T20] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.321114][ T20] Workqueue: mld mld_ifc_work [ 38.325817][ T20] Call Trace: [ 38.329124][ T20] [ 38.332068][ T20] __dump_stack+0x21/0x30 [ 38.336417][ T20] dump_stack_lvl+0x110/0x170 [ 38.341107][ T20] ? show_regs_print_info+0x20/0x20 [ 38.346331][ T20] dump_stack+0x15/0x20 [ 38.350512][ T20] should_fail+0x3ab/0x500 [ 38.354950][ T20] __should_failslab+0xa4/0xe0 [ 38.359732][ T20] should_failslab+0x9/0x20 [ 38.364258][ T20] slab_pre_alloc_hook+0x39/0xd0 [ 38.369226][ T20] ? __alloc_skb+0xe4/0x730 [ 38.373755][ T20] kmem_cache_alloc+0x44/0x260 [ 38.378557][ T20] __alloc_skb+0xe4/0x730 [ 38.382937][ T20] mld_newpack+0x143/0x9e0 [ 38.387378][ T20] ? mld_sendpack+0xba0/0xba0 [ 38.392172][ T20] ? add_grec+0x1340/0x1340 [ 38.396692][ T20] ? add_grec+0xf70/0x1340 [ 38.401128][ T20] add_grec+0xee8/0x1340 [ 38.405411][ T20] ? wait_for_completion_killable_timeout+0x10/0x10 [ 38.412021][ T20] mld_ifc_work+0x728/0xc40 [ 38.416548][ T20] process_one_work+0x6c8/0xbb0 [ 38.421452][ T20] worker_thread+0xaa0/0x1250 [ 38.426153][ T20] ? __kasan_check_read+0x11/0x20 [ 38.431195][ T20] kthread+0x3f5/0x4f0 [ 38.435285][ T20] ? worker_clr_flags+0x190/0x190 [ 38.440326][ T20] ? kthread_blkcg+0xd0/0xd0 [ 38.444940][ T20] ret_from_fork+0x1f/0x30 [ 38.449383][ T20] [ 38.459843][ T287] FAULT_INJECTION: forcing a failure. [ 38.459843][ T287] name failslab, interval 1, probability 1, space 0, times 981 [ 38.473033][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 38.479826][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.489899][ T90] Call Trace: [ 38.493234][ T90] [ 38.496179][ T90] __dump_stack+0x21/0x30 [ 38.500528][ T90] dump_stack_lvl+0x110/0x170 [ 38.505248][ T90] ? show_regs_print_info+0x20/0x20 [ 38.510554][ T90] ? prandom_u32+0x24d/0x290 [ 38.515213][ T90] dump_stack+0x15/0x20 [ 38.519384][ T90] should_fail+0x3ab/0x500 [ 38.523832][ T90] __should_failslab+0xa4/0xe0 [ 38.528617][ T90] should_failslab+0x9/0x20 [ 38.533148][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 38.538127][ T90] ? __alloc_skb+0xe4/0x730 [ 38.542827][ T90] kmem_cache_alloc+0x44/0x260 [ 38.547723][ T90] __alloc_skb+0xe4/0x730 [ 38.552086][ T90] alloc_skb_with_frags+0xa8/0x620 [ 38.557304][ T90] ? memcpy+0x56/0x70 [ 38.561313][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 38.566555][ T90] ? sock_kzfree_s+0x60/0x60 [ 38.571173][ T90] ? __kasan_check_write+0x14/0x20 [ 38.576481][ T90] ? _raw_spin_lock+0x94/0xf0 [ 38.581177][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 38.586589][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 38.591722][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 38.596693][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 38.602188][ T90] __sys_sendto+0x46d/0x620 [ 38.606712][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 38.612115][ T90] ? __kasan_check_write+0x14/0x20 [ 38.617253][ T90] __x64_sys_sendto+0xe5/0x100 [ 38.622040][ T90] x64_sys_call+0x178/0x9a0 [ 38.626557][ T90] do_syscall_64+0x4c/0xa0 [ 38.630987][ T90] ? clear_bhb_loop+0x50/0xa0 [ 38.635690][ T90] ? clear_bhb_loop+0x50/0xa0 [ 38.640388][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.646295][ T90] RIP: 0033:0x7fa7eaf1b407 [ 38.650747][ T90] 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 [ 38.668873][ T352] FAULT_INJECTION: forcing a failure. [ 38.668873][ T352] name failslab, interval 1, probability 1, space 0, times 978 [ 38.670368][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 38.691545][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 38.699544][ T90] RDX: 0000000000000073 RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 38.707534][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 38.715522][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 38.723514][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000058 R15: 00007ffe9e114bc0 [ 38.731500][ T90] [ 38.734557][ T101] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 38.741435][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 38.751537][ T101] Call Trace: [ 38.754822][ T101] [ 38.757762][ T101] __dump_stack+0x21/0x30 [ 38.762111][ T101] dump_stack_lvl+0x110/0x170 [ 38.766803][ T101] ? show_regs_print_info+0x20/0x20 [ 38.772035][ T101] ? prandom_u32+0x24d/0x290 [ 38.776661][ T101] dump_stack+0x15/0x20 [ 38.780848][ T101] should_fail+0x3ab/0x500 [ 38.785282][ T101] __should_failslab+0xa4/0xe0 [ 38.790064][ T101] should_failslab+0x9/0x20 [ 38.794584][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 38.799540][ T101] ? security_file_alloc+0x33/0x120 [ 38.804751][ T101] kmem_cache_alloc+0x44/0x260 [ 38.809531][ T101] security_file_alloc+0x33/0x120 [ 38.814572][ T101] __alloc_file+0xb5/0x2a0 [ 38.814812][ T6] FAULT_INJECTION: forcing a failure. [ 38.814812][ T6] name failslab, interval 1, probability 1, space 0, times 977 [ 38.819017][ T101] alloc_empty_file+0x97/0x180 [ 38.836532][ T101] path_openat+0xf4/0x2f80 [ 38.840965][ T101] ? __stack_depot_save+0x34/0x480 [ 38.846105][ T101] ? __kasan_slab_alloc+0xc9/0xe0 [ 38.851162][ T101] ? __kasan_slab_alloc+0xb7/0xe0 [ 38.856208][ T101] ? slab_post_alloc_hook+0x4f/0x2b0 [ 38.861512][ T101] ? kmem_cache_alloc+0xf7/0x260 [ 38.866568][ T101] ? getname_flags+0xba/0x510 [ 38.871345][ T101] ? getname+0x19/0x20 [ 38.875423][ T101] ? do_sys_openat2+0xeb/0x7f0 [ 38.880208][ T101] ? __x64_sys_openat+0x136/0x160 [ 38.885242][ T101] ? x64_sys_call+0x219/0x9a0 [ 38.889932][ T101] ? do_syscall_64+0x4c/0xa0 [ 38.894535][ T101] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.900619][ T101] ? do_filp_open+0x400/0x400 [ 38.905311][ T101] do_filp_open+0x1df/0x400 [ 38.909845][ T101] ? vfs_tmpfile+0x2d0/0x2d0 [ 38.914452][ T101] do_sys_openat2+0x15e/0x7f0 [ 38.919138][ T101] ? mntput+0x5f/0xc0 [ 38.923131][ T101] ? path_put+0x57/0x60 [ 38.927291][ T101] ? do_sys_open+0xe0/0xe0 [ 38.931723][ T101] ? do_readlinkat+0x2a2/0x490 [ 38.936502][ T101] ? ____fput+0x15/0x20 [ 38.940670][ T101] __x64_sys_openat+0x136/0x160 [ 38.945532][ T101] x64_sys_call+0x219/0x9a0 [ 38.950048][ T101] do_syscall_64+0x4c/0xa0 [ 38.954471][ T101] ? clear_bhb_loop+0x50/0xa0 [ 38.959197][ T101] ? clear_bhb_loop+0x50/0xa0 [ 38.963884][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 38.969785][ T101] RIP: 0033:0x7f77e25f1c3a [ 38.974210][ T101] 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 [ 38.993820][ T101] RSP: 002b:00007ffe40d3a538 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 39.002249][ T101] RAX: ffffffffffffffda RBX: 0000555aedddcc90 RCX: 00007f77e25f1c3a [ 39.010229][ T101] RDX: 0000000000090800 RSI: 0000555aeddbd1c0 RDI: 00000000ffffff9c [ 39.018211][ T101] RBP: 0000555aeddbd1c0 R08: 00000000000001d0 R09: 0000000000000000 [ 39.026197][ T101] R10: 0000000000000000 R11: 0000000000000206 R12: 0000555aeddcb160 [ 39.034175][ T101] R13: 0000000000000100 R14: 0000000000000000 R15: 00007ffe40d3a790 [ 39.042206][ T101] [ 39.045262][ T6] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 39.052495][ T6] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.062599][ T6] Workqueue: ipv6_addrconf addrconf_dad_work [ 39.068640][ T6] Call Trace: [ 39.071939][ T6] [ 39.074906][ T6] __dump_stack+0x21/0x30 [ 39.080251][ T6] dump_stack_lvl+0x110/0x170 [ 39.084941][ T6] ? show_regs_print_info+0x20/0x20 [ 39.090169][ T6] dump_stack+0x15/0x20 [ 39.094339][ T6] should_fail+0x3ab/0x500 [ 39.098809][ T6] __should_failslab+0xa4/0xe0 [ 39.103623][ T6] should_failslab+0x9/0x20 [ 39.108148][ T6] slab_pre_alloc_hook+0x39/0xd0 [ 39.113108][ T6] ? __alloc_skb+0xe4/0x730 [ 39.117634][ T6] kmem_cache_alloc+0x44/0x260 [ 39.122417][ T6] __alloc_skb+0xe4/0x730 [ 39.126772][ T6] __ipv6_ifa_notify+0x200/0xe70 [ 39.131731][ T6] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 39.137465][ T6] ? ip6_finish_output+0x31/0x220 [ 39.142508][ T6] ? ip6_output+0x3ea/0x410 [ 39.147031][ T6] ? __kasan_check_write+0x14/0x20 [ 39.152188][ T6] ? try_to_grab_pending+0x1a4/0x580 [ 39.157490][ T6] ? ac6_seq_show+0xf0/0xf0 [ 39.162006][ T6] ? mod_delayed_work_on+0xe0/0xe0 [ 39.167152][ T6] ? ip6_output+0x410/0x410 [ 39.171686][ T6] ? __kasan_check_write+0x14/0x20 [ 39.176814][ T6] ? __cancel_work+0x198/0x200 [ 39.181588][ T6] addrconf_dad_completed+0x182/0xe20 [ 39.186976][ T6] ? __kasan_check_write+0x14/0x20 [ 39.192119][ T6] ? addrconf_dad_stop+0x440/0x440 [ 39.197335][ T6] ? add_grec+0xf70/0x1340 [ 39.201771][ T6] addrconf_dad_work+0xc4c/0x1510 [ 39.206816][ T6] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 39.212121][ T6] ? __kasan_check_write+0x14/0x20 [ 39.217249][ T6] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 39.223168][ T6] process_one_work+0x6c8/0xbb0 [ 39.228041][ T6] worker_thread+0xaa0/0x1250 [ 39.232741][ T6] kthread+0x3f5/0x4f0 [ 39.236822][ T6] ? worker_clr_flags+0x190/0x190 [ 39.241864][ T6] ? kthread_blkcg+0xd0/0xd0 [ 39.246470][ T6] ret_from_fork+0x1f/0x30 [ 39.250903][ T6] [ 39.254017][ T352] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 39.260892][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.270961][ T352] Call Trace: [ 39.274251][ T352] [ 39.277194][ T352] __dump_stack+0x21/0x30 [ 39.281540][ T352] dump_stack_lvl+0x110/0x170 [ 39.286227][ T352] ? show_regs_print_info+0x20/0x20 [ 39.291436][ T352] dump_stack+0x15/0x20 [ 39.295600][ T352] should_fail+0x3ab/0x500 [ 39.300028][ T352] __should_failslab+0xa4/0xe0 [ 39.304802][ T352] should_failslab+0x9/0x20 [ 39.309319][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 39.314268][ T352] ? getname_flags+0xba/0x510 [ 39.318986][ T352] kmem_cache_alloc+0x44/0x260 [ 39.323764][ T352] getname_flags+0xba/0x510 [ 39.328279][ T352] user_path_at_empty+0x2f/0x1c0 [ 39.333224][ T352] vfs_statx+0x109/0xa20 [ 39.337478][ T352] ? vfs_fstatat+0x40/0x40 [ 39.341909][ T352] __se_sys_newfstatat+0x10e/0x3d0 [ 39.347034][ T352] ? __x64_sys_newfstatat+0xb0/0xb0 [ 39.352334][ T352] ? rcu_gp_kthread_wake+0x90/0x90 [ 39.357542][ T352] ? kmem_cache_free+0x100/0x320 [ 39.362490][ T352] ? percpu_counter_add_batch+0x13c/0x160 [ 39.368397][ T352] ? blkcg_maybe_throttle_current+0x1e0/0xa00 [ 39.374472][ T352] ? __fput+0x67c/0x900 [ 39.378639][ T352] ? ____fput+0x15/0x20 [ 39.382814][ T352] __x64_sys_newfstatat+0x9b/0xb0 [ 39.387852][ T352] x64_sys_call+0x2c1/0x9a0 [ 39.392363][ T352] do_syscall_64+0x4c/0xa0 [ 39.396791][ T352] ? clear_bhb_loop+0x50/0xa0 [ 39.401480][ T352] ? clear_bhb_loop+0x50/0xa0 [ 39.406171][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 39.412073][ T352] RIP: 0033:0x7f77e25edb0a [ 39.416496][ T352] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 39.436110][ T352] RSP: 002b:00007ffe40d378b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 39.444537][ T352] RAX: ffffffffffffffda RBX: 000000000000002c RCX: 00007f77e25edb0a [ 39.452519][ T352] RDX: 00007ffe40d378c0 RSI: 00007ffe40d37990 RDI: 00000000ffffff9c [ 39.460499][ T352] RBP: 00007ffe40d389d0 R08: 00007ffe40d39600 R09: 0000000000000000 [ 39.468476][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d39600 [ 39.476458][ T352] R13: 0000000000000000 R14: 00007ffe40d39200 R15: 00007ffe40d38e00 [ 39.484451][ T352] [ 39.496013][ T90] FAULT_INJECTION: forcing a failure. [ 39.496013][ T90] name failslab, interval 1, probability 1, space 0, times 976 [ 39.508861][ T287] CPU: 0 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 39.516341][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.526413][ T287] Call Trace: [ 39.529713][ T287] [ 39.532656][ T287] __dump_stack+0x21/0x30 [ 39.537011][ T287] dump_stack_lvl+0x110/0x170 [ 39.541727][ T287] ? show_regs_print_info+0x20/0x20 [ 39.546963][ T287] dump_stack+0x15/0x20 [ 39.551140][ T287] should_fail+0x3ab/0x500 [ 39.555584][ T287] __should_failslab+0xa4/0xe0 [ 39.560369][ T287] should_failslab+0x9/0x20 [ 39.564898][ T287] slab_pre_alloc_hook+0x39/0xd0 [ 39.569855][ T287] ? getname_flags+0xba/0x510 [ 39.574553][ T287] kmem_cache_alloc+0x44/0x260 [ 39.579343][ T287] ? scan_positives+0x470/0x470 [ 39.584234][ T287] getname_flags+0xba/0x510 [ 39.588757][ T287] user_path_at_empty+0x2f/0x1c0 [ 39.593719][ T287] __x64_sys_umount+0xf9/0x170 [ 39.598513][ T287] ? path_umount+0xfa0/0xfa0 [ 39.603224][ T287] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 39.609314][ T287] x64_sys_call+0x8b7/0x9a0 [ 39.613855][ T287] do_syscall_64+0x4c/0xa0 [ 39.618292][ T287] ? clear_bhb_loop+0x50/0xa0 [ 39.622987][ T287] ? clear_bhb_loop+0x50/0xa0 [ 39.627683][ T287] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 39.633597][ T287] RIP: 0033:0x7eff41edb0d7 [ 39.638035][ T287] Code: a2 c7 05 1c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 39.657661][ T287] RSP: 002b:00007ffdd958fb58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 39.666106][ T287] RAX: ffffffffffffffda RBX: 00007eff41f6f30a RCX: 00007eff41edb0d7 [ 39.674107][ T287] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffdd958fc10 [ 39.682102][ T287] RBP: 00007ffdd958fc10 R08: 00007ffdd9590c10 R09: 00000000ffffffff [ 39.690098][ T287] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffdd9590ca0 [ 39.698084][ T287] R13: 00007eff41f6f30a R14: 0000000000007aee R15: 00007ffdd9590ce0 [ 39.706078][ T287] [ 39.709414][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 39.716209][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 39.726281][ T90] Call Trace: [ 39.729587][ T90] [ 39.730847][ T352] FAULT_INJECTION: forcing a failure. [ 39.730847][ T352] name failslab, interval 1, probability 1, space 0, times 974 [ 39.732532][ T90] __dump_stack+0x21/0x30 [ 39.749629][ T90] dump_stack_lvl+0x110/0x170 [ 39.754329][ T90] ? show_regs_print_info+0x20/0x20 [ 39.759553][ T90] ? prandom_u32+0x24d/0x290 [ 39.764168][ T90] dump_stack+0x15/0x20 [ 39.768334][ T90] should_fail+0x3ab/0x500 [ 39.772764][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 39.778060][ T90] __should_failslab+0xa4/0xe0 [ 39.782840][ T90] should_failslab+0x9/0x20 [ 39.787351][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 39.792295][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 39.797592][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 39.802894][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 39.808386][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 39.813684][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 39.818981][ T90] __alloc_skb+0x210/0x730 [ 39.823404][ T90] alloc_skb_with_frags+0xa8/0x620 [ 39.828527][ T90] ? memcpy+0x56/0x70 [ 39.832517][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 39.837735][ T90] ? sock_kzfree_s+0x60/0x60 [ 39.842337][ T90] ? __kasan_check_write+0x14/0x20 [ 39.847456][ T90] ? _raw_spin_lock+0x94/0xf0 [ 39.852144][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 39.857527][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 39.862651][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 39.867689][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 39.873174][ T90] __sys_sendto+0x46d/0x620 [ 39.877692][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 39.883078][ T90] ? __kasan_check_write+0x14/0x20 [ 39.888214][ T90] __x64_sys_sendto+0xe5/0x100 [ 39.893009][ T90] x64_sys_call+0x178/0x9a0 [ 39.897524][ T90] do_syscall_64+0x4c/0xa0 [ 39.901951][ T90] ? clear_bhb_loop+0x50/0xa0 [ 39.906634][ T90] ? clear_bhb_loop+0x50/0xa0 [ 39.911317][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 39.917218][ T90] RIP: 0033:0x7fa7eaf1b407 [ 39.921636][ T90] 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 [ 39.941267][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 39.949777][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 39.957761][ T90] RDX: 0000000000000073 RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 39.965744][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 39.973743][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 39.981725][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000058 R15: 00007ffe9e114bc0 [ 39.989706][ T90] [ 39.992780][ T352] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 39.995033][ C0] FAULT_INJECTION: forcing a failure. [ 39.995033][ C0] name failslab, interval 1, probability 1, space 0, times 974 [ 39.999660][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.022467][ T352] Call Trace: [ 40.025755][ T352] [ 40.028698][ T352] __dump_stack+0x21/0x30 [ 40.033037][ T352] dump_stack_lvl+0x110/0x170 [ 40.037729][ T352] ? show_regs_print_info+0x20/0x20 [ 40.042937][ T352] dump_stack+0x15/0x20 [ 40.047107][ T352] should_fail+0x3ab/0x500 [ 40.051540][ T352] __should_failslab+0xa4/0xe0 [ 40.056319][ T352] should_failslab+0x9/0x20 [ 40.060839][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 40.065801][ T352] ? getname_flags+0xba/0x510 [ 40.070494][ T352] kmem_cache_alloc+0x44/0x260 [ 40.075356][ T352] getname_flags+0xba/0x510 [ 40.079873][ T352] ? debug_smp_processor_id+0x17/0x20 [ 40.085254][ T352] __x64_sys_mkdir+0x5f/0x80 [ 40.089856][ T352] x64_sys_call+0x124/0x9a0 [ 40.094387][ T352] do_syscall_64+0x4c/0xa0 [ 40.098816][ T352] ? clear_bhb_loop+0x50/0xa0 [ 40.103502][ T352] ? clear_bhb_loop+0x50/0xa0 [ 40.108193][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 40.114100][ T352] RIP: 0033:0x7f77e25f0c37 [ 40.118524][ T352] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db ce ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 53 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 c1 0d 00 f7 d8 64 89 02 b8 [ 40.138137][ T352] RSP: 002b:00007ffe40d37928 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 40.146561][ T352] RAX: ffffffffffffffda RBX: 00007ffe40d3960a RCX: 00007f77e25f0c37 [ 40.154549][ T352] RDX: 0000000000000009 RSI: 00000000000001ed RDI: 00007ffe40d37930 [ 40.162530][ T352] RBP: 00007ffe40d389d0 R08: 00007ffe40d39600 R09: 0000000000000000 [ 40.170510][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d39600 [ 40.178491][ T352] R13: 0000000000000000 R14: 0000555aeadcb7d4 R15: 0000000000000009 [ 40.186472][ T352] [ 40.189502][ C0] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 40.196300][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.206374][ C0] Call Trace: [ 40.209678][ C0] [ 40.212566][ C0] __dump_stack+0x21/0x30 [ 40.216920][ C0] dump_stack_lvl+0x110/0x170 [ 40.221620][ C0] ? show_regs_print_info+0x20/0x20 [ 40.226843][ C0] ? prandom_u32+0x24d/0x290 [ 40.231454][ C0] dump_stack+0x15/0x20 [ 40.235623][ C0] should_fail+0x3ab/0x500 [ 40.240061][ C0] __should_failslab+0xa4/0xe0 [ 40.244846][ C0] should_failslab+0x9/0x20 [ 40.249367][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 40.254317][ C0] ? __alloc_skb+0xe4/0x730 [ 40.258843][ C0] kmem_cache_alloc+0x44/0x260 [ 40.263630][ C0] __alloc_skb+0xe4/0x730 [ 40.267987][ C0] ndisc_send_rs+0x310/0x960 [ 40.272612][ C0] addrconf_rs_timer+0x35a/0x600 [ 40.277576][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 40.283659][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 40.288716][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 40.294289][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 40.300381][ C0] call_timer_fn+0x38/0x290 [ 40.305007][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 40.311102][ C0] __run_timers+0x637/0x9a0 [ 40.315633][ C0] ? calc_index+0x200/0x200 [ 40.320158][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 40.325024][ C0] run_timer_softirq+0x6a/0xf0 [ 40.329809][ C0] handle_softirqs+0x250/0x560 [ 40.334618][ C0] __irq_exit_rcu+0x52/0xf0 [ 40.339152][ C0] irq_exit_rcu+0x9/0x10 [ 40.343425][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 40.349076][ C0] [ 40.352018][ C0] [ 40.354960][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 40.360954][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 40.366432][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be 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 [ 40.386055][ C0] RSP: 0018:ffffc900009f76c0 EFLAGS: 00000293 [ 40.392148][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88810dcb62c0 [ 40.400156][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 40.408148][ C0] RBP: ffffc900009f7750 R08: 0000000000000003 R09: 0000000000000004 [ 40.416145][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 40.424127][ C0] R13: 0000000000000200 R14: 0000000000000001 R15: 1ffff9200013eed8 [ 40.432112][ C0] ? dump_stack_lvl+0x13b/0x170 [ 40.436977][ C0] ? show_regs_print_info+0x20/0x20 [ 40.442186][ C0] ? prandom_u32+0x24d/0x290 [ 40.446784][ C0] dump_stack+0x15/0x20 [ 40.450944][ C0] should_fail+0x3ab/0x500 [ 40.455370][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 40.460668][ C0] __should_failslab+0xa4/0xe0 [ 40.465447][ C0] should_failslab+0x9/0x20 [ 40.469980][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 40.474943][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 40.480249][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 40.485554][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 40.490857][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 40.496155][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 40.501446][ C0] __alloc_skb+0x210/0x730 [ 40.505871][ C0] alloc_skb_with_frags+0xa8/0x620 [ 40.510997][ C0] ? memcpy+0x56/0x70 [ 40.514993][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 40.520206][ C0] ? sock_kzfree_s+0x60/0x60 [ 40.524801][ C0] ? __kasan_check_write+0x14/0x20 [ 40.529917][ C0] ? _raw_spin_lock+0x94/0xf0 [ 40.534606][ C0] ? _raw_spin_trylock_bh+0x150/0x150 [ 40.539988][ C0] unix_dgram_sendmsg+0x6f3/0x19b0 [ 40.545114][ C0] ? unix_dgram_poll+0x6c0/0x6c0 [ 40.550077][ C0] ? security_socket_sendmsg+0x82/0xa0 [ 40.555544][ C0] __sys_sendto+0x46d/0x620 [ 40.560055][ C0] ? __ia32_sys_getpeername+0x90/0x90 [ 40.565434][ C0] ? __kasan_check_write+0x14/0x20 [ 40.570554][ C0] __x64_sys_sendto+0xe5/0x100 [ 40.575323][ C0] x64_sys_call+0x178/0x9a0 [ 40.579855][ C0] do_syscall_64+0x4c/0xa0 [ 40.584285][ C0] ? clear_bhb_loop+0x50/0xa0 [ 40.588974][ C0] ? clear_bhb_loop+0x50/0xa0 [ 40.593748][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 40.599646][ C0] RIP: 0033:0x7fa7eaf1b407 [ 40.604070][ 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 [ 40.623779][ C0] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 40.632339][ C0] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 40.640329][ C0] RDX: 0000000000000073 RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 40.648326][ C0] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 40.656317][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 40.664311][ C0] R13: 00007ffe9e114bc0 R14: 0000000000000058 R15: 00007ffe9e114bc0 [ 40.672292][ C0] [ 40.677571][ C0] FAULT_INJECTION: forcing a failure. [ 40.677571][ C0] name failslab, interval 1, probability 1, space 0, times 971 [ 40.690669][ C0] CPU: 0 PID: 6 Comm: kworker/0:0 Not tainted syzkaller #0 [ 40.691837][ T90] FAULT_INJECTION: forcing a failure. [ 40.691837][ T90] name failslab, interval 1, probability 1, space 0, times 967 [ 40.697890][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 40.720727][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 40.726746][ C0] Call Trace: [ 40.730046][ C0] [ 40.732910][ C0] __dump_stack+0x21/0x30 [ 40.737280][ C0] dump_stack_lvl+0x110/0x170 [ 40.741981][ C0] ? show_regs_print_info+0x20/0x20 [ 40.747198][ C0] dump_stack+0x15/0x20 [ 40.751348][ C0] should_fail+0x3ab/0x500 [ 40.755775][ C0] __should_failslab+0xa4/0xe0 [ 40.760542][ C0] should_failslab+0x9/0x20 [ 40.765043][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 40.769989][ C0] ? __alloc_skb+0xe4/0x730 [ 40.774489][ C0] kmem_cache_alloc+0x44/0x260 [ 40.779258][ C0] __alloc_skb+0xe4/0x730 [ 40.783584][ C0] sk_stream_alloc_skb+0x216/0xb70 [ 40.788712][ C0] tcp_write_xmit+0x1014/0x5f00 [ 40.793573][ C0] __tcp_push_pending_frames+0x99/0x2f0 [ 40.799140][ C0] tcp_rcv_established+0xcbc/0x1ad0 [ 40.804355][ C0] ? tcp_check_space+0x960/0x960 [ 40.809298][ C0] ? ipv4_dst_check+0xf2/0x160 [ 40.814055][ C0] tcp_v4_do_rcv+0x591/0x9f0 [ 40.818671][ C0] tcp_v4_rcv+0x221a/0x2880 [ 40.823173][ C0] ? amd_flush_garts+0x115/0x240 [ 40.828121][ C0] ? unwind_next_frame+0x39e/0x660 [ 40.833234][ C0] ? tcp_filter+0x90/0x90 [ 40.837569][ C0] ip_protocol_deliver_rcu+0x360/0x760 [ 40.843029][ C0] ip_local_deliver+0x2dd/0x520 [ 40.847899][ C0] ? ip_protocol_deliver_rcu+0x760/0x760 [ 40.853530][ C0] ? ip_rcv_finish_core+0xb00/0x1450 [ 40.858838][ C0] ip_sublist_rcv+0x75b/0x8a0 [ 40.863516][ C0] ? ip_list_rcv+0x430/0x430 [ 40.868114][ C0] ? packet_sock_destruct+0x160/0x160 [ 40.873490][ C0] ? memset+0x35/0x40 [ 40.877476][ C0] ? ip_rcv_core+0x72c/0xb70 [ 40.882068][ C0] ip_list_rcv+0x3e4/0x430 [ 40.886493][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 40.891082][ C0] ? __alloc_skb+0x459/0x730 [ 40.895685][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 40.900278][ C0] __netif_receive_skb_list_core+0x57e/0x770 [ 40.906260][ C0] ? __netif_receive_skb+0x280/0x280 [ 40.911550][ C0] ? receive_buf+0x2ec5/0x4bc0 [ 40.916315][ C0] netif_receive_skb_list_internal+0x7f8/0xaa0 [ 40.922487][ C0] ? netif_receive_skb_list+0x2a0/0x2a0 [ 40.928048][ C0] ? __kasan_check_write+0x14/0x20 [ 40.933166][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 40.938633][ C0] ? detach_buf_split+0x88d/0xa90 [ 40.943650][ C0] napi_complete_done+0x375/0x7a0 [ 40.948685][ C0] ? __napi_schedule_irqoff+0x230/0x230 [ 40.954238][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 40.959702][ C0] ? virtqueue_enable_cb_prepare+0x235/0x570 [ 40.965688][ C0] virtnet_poll+0x8f4/0xe90 [ 40.970215][ C0] ? refill_work+0x220/0x220 [ 40.974800][ C0] ? virtqueue_disable_cb+0xe3/0x370 [ 40.980093][ C0] ? skb_recv_done+0xbd/0xf0 [ 40.984694][ C0] __napi_poll+0xbb/0x580 [ 40.989047][ C0] net_rx_action+0x37f/0x910 [ 40.993667][ C0] ? net_tx_action+0x520/0x520 [ 40.998452][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 41.003321][ C0] ? note_interrupt+0x604/0xa10 [ 41.008193][ C0] ? irqtime_account_irq+0x76/0x390 [ 41.013399][ C0] handle_softirqs+0x250/0x560 [ 41.018177][ C0] __do_softirq+0xb/0xd [ 41.022341][ C0] do_softirq+0xdc/0x130 [ 41.026620][ C0] [ 41.029544][ C0] [ 41.032469][ C0] ? __local_bh_enable_ip+0x80/0x80 [ 41.037679][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 41.042622][ C0] __local_bh_enable_ip+0x75/0x80 [ 41.047653][ C0] _raw_spin_unlock_bh+0x51/0x60 [ 41.052591][ C0] ip6_ins_rt+0xdd/0x130 [ 41.056845][ C0] ? rt6_lookup+0x220/0x220 [ 41.061355][ C0] __ipv6_ifa_notify+0x4df/0xe70 [ 41.066299][ C0] ? inet6_fill_ifla6_attrs+0x25b0/0x25b0 [ 41.072027][ C0] ? ip6_finish_output+0x31/0x220 [ 41.077057][ C0] ? ip6_output+0x3ea/0x410 [ 41.081562][ C0] ? __kasan_check_write+0x14/0x20 [ 41.086687][ C0] ? try_to_grab_pending+0x1a4/0x580 [ 41.091969][ C0] ? ac6_seq_show+0xf0/0xf0 [ 41.096482][ C0] ? mod_delayed_work_on+0xe0/0xe0 [ 41.101596][ C0] ? ip6_output+0x410/0x410 [ 41.106111][ C0] ? __kasan_check_write+0x14/0x20 [ 41.111235][ C0] ? __cancel_work+0x198/0x200 [ 41.116007][ C0] addrconf_dad_completed+0x182/0xe20 [ 41.121390][ C0] ? __kasan_check_write+0x14/0x20 [ 41.126511][ C0] ? addrconf_dad_stop+0x440/0x440 [ 41.131623][ C0] ? add_grec+0xf70/0x1340 [ 41.136048][ C0] addrconf_dad_work+0xc4c/0x1510 [ 41.141081][ C0] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 41.146372][ C0] ? __kasan_check_write+0x14/0x20 [ 41.151485][ C0] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 41.157403][ C0] process_one_work+0x6c8/0xbb0 [ 41.162259][ C0] worker_thread+0xaa0/0x1250 [ 41.166945][ C0] kthread+0x3f5/0x4f0 [ 41.171017][ C0] ? worker_clr_flags+0x190/0x190 [ 41.176076][ C0] ? kthread_blkcg+0xd0/0xd0 [ 41.180699][ C0] ret_from_fork+0x1f/0x30 [ 41.185133][ C0] [ 41.194373][ T290] FAULT_INJECTION: forcing a failure. [ 41.194373][ T290] name failslab, interval 1, probability 1, space 0, times 966 [ 41.207304][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 41.214096][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.224275][ T90] Call Trace: [ 41.227589][ T90] [ 41.230540][ T90] __dump_stack+0x21/0x30 [ 41.234897][ T90] dump_stack_lvl+0x110/0x170 [ 41.239601][ T90] ? show_regs_print_info+0x20/0x20 [ 41.244815][ T90] ? prandom_u32+0x24d/0x290 [ 41.249429][ T90] dump_stack+0x15/0x20 [ 41.253606][ T90] should_fail+0x3ab/0x500 [ 41.258049][ T90] __should_failslab+0xa4/0xe0 [ 41.262549][ T306] FAULT_INJECTION: forcing a failure. [ 41.262549][ T306] name failslab, interval 1, probability 1, space 0, times 966 [ 41.262838][ T90] should_failslab+0x9/0x20 [ 41.280125][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 41.285078][ T90] ? __alloc_skb+0xe4/0x730 [ 41.289590][ T90] kmem_cache_alloc+0x44/0x260 [ 41.294362][ T90] __alloc_skb+0xe4/0x730 [ 41.298702][ T90] alloc_skb_with_frags+0xa8/0x620 [ 41.303819][ T90] ? memcpy+0x56/0x70 [ 41.307812][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 41.313035][ T90] ? sock_kzfree_s+0x60/0x60 [ 41.317646][ T90] ? __kasan_check_write+0x14/0x20 [ 41.322768][ T90] ? _raw_spin_lock+0x94/0xf0 [ 41.327462][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 41.332853][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 41.337989][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 41.342935][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 41.348403][ T90] __sys_sendto+0x46d/0x620 [ 41.352949][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 41.358338][ T90] ? __kasan_check_write+0x14/0x20 [ 41.363464][ T90] __x64_sys_sendto+0xe5/0x100 [ 41.368243][ T90] x64_sys_call+0x178/0x9a0 [ 41.372759][ T90] do_syscall_64+0x4c/0xa0 [ 41.377184][ T90] ? clear_bhb_loop+0x50/0xa0 [ 41.381873][ T90] ? clear_bhb_loop+0x50/0xa0 [ 41.386561][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 41.392464][ T90] RIP: 0033:0x7fa7eaf1b407 [ 41.396923][ T90] 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 [ 41.416550][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 41.425002][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 41.433001][ T90] RDX: 000000000000005a RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 41.441067][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 41.449044][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 41.457028][ T90] R13: 00007ffe9e114bc0 R14: 000000000000003f R15: 00007ffe9e114bc0 [ 41.465012][ T90] [ 41.468042][ T306] CPU: 0 PID: 306 Comm: kworker/0:3 Not tainted syzkaller #0 [ 41.475448][ T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.478147][ T289] FAULT_INJECTION: forcing a failure. [ 41.478147][ T289] name failslab, interval 1, probability 1, space 0, times 966 [ 41.485530][ T306] Workqueue: ipv6_addrconf addrconf_dad_work [ 41.485558][ T306] Call Trace: [ 41.485564][ T306] [ 41.485570][ T306] __dump_stack+0x21/0x30 [ 41.503498][ T352] FAULT_INJECTION: forcing a failure. [ 41.503498][ T352] name failslab, interval 1, probability 1, space 0, times 966 [ 41.504407][ T306] dump_stack_lvl+0x110/0x170 [ 41.532404][ T306] ? show_regs_print_info+0x20/0x20 [ 41.537637][ T306] dump_stack+0x15/0x20 [ 41.541810][ T306] should_fail+0x3ab/0x500 [ 41.546246][ T306] ? ndisc_send_rs+0x310/0x960 [ 41.551027][ T306] __should_failslab+0xa4/0xe0 [ 41.555810][ T306] should_failslab+0x9/0x20 [ 41.560331][ T306] slab_pre_alloc_hook+0x39/0xd0 [ 41.565282][ T306] ? ndisc_send_rs+0x310/0x960 [ 41.570056][ T306] ? ndisc_send_rs+0x310/0x960 [ 41.574831][ T306] __kmalloc_track_caller+0x6c/0x2c0 [ 41.580159][ T306] ? ndisc_send_rs+0x310/0x960 [ 41.584933][ T306] ? ndisc_send_rs+0x310/0x960 [ 41.589714][ T306] __alloc_skb+0x210/0x730 [ 41.594149][ T306] ndisc_send_rs+0x310/0x960 [ 41.598767][ T306] addrconf_dad_completed+0x936/0xe20 [ 41.604154][ T306] ? addrconf_dad_stop+0x440/0x440 [ 41.609272][ T306] ? mod_delayed_work_on+0xa8/0xe0 [ 41.614398][ T306] addrconf_dad_work+0xc4c/0x1510 [ 41.619434][ T306] ? ipv6_get_saddr_eval+0xf70/0xf70 [ 41.624729][ T306] ? __kasan_check_write+0x14/0x20 [ 41.629860][ T306] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 41.635779][ T306] process_one_work+0x6c8/0xbb0 [ 41.640646][ T306] worker_thread+0xaa0/0x1250 [ 41.641144][ C1] FAULT_INJECTION: forcing a failure. [ 41.641144][ C1] name failslab, interval 1, probability 1, space 0, times 966 [ 41.645423][ T306] ? __kasan_check_read+0x11/0x20 [ 41.663221][ T306] kthread+0x3f5/0x4f0 [ 41.667303][ T306] ? worker_clr_flags+0x190/0x190 [ 41.672338][ T306] ? kthread_blkcg+0xd0/0xd0 [ 41.676955][ T306] ret_from_fork+0x1f/0x30 [ 41.681385][ T306] [ 41.684414][ C1] CPU: 1 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 41.691899][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 41.701973][ C1] Call Trace: [ 41.705266][ C1] [ 41.708131][ C1] __dump_stack+0x21/0x30 [ 41.712478][ C1] dump_stack_lvl+0x110/0x170 [ 41.717166][ C1] ? show_regs_print_info+0x20/0x20 [ 41.722378][ C1] ? prandom_u32+0x24d/0x290 [ 41.726981][ C1] dump_stack+0x15/0x20 [ 41.731140][ C1] should_fail+0x3ab/0x500 [ 41.735590][ C1] __should_failslab+0xa4/0xe0 [ 41.740386][ C1] should_failslab+0x9/0x20 [ 41.744948][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 41.749989][ C1] kmem_cache_alloc_trace+0x48/0x270 [ 41.755288][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 41.760950][ C1] dst_cow_metrics_generic+0x55/0x1c0 [ 41.766343][ C1] icmp6_dst_alloc+0x35f/0x520 [ 41.771145][ C1] ndisc_send_skb+0x2a9/0xcf0 [ 41.775846][ C1] ? nf_setsockopt+0x272/0x2a0 [ 41.780635][ C1] ? ip_setsockopt+0x2dae/0x37a0 [ 41.785587][ C1] ? tcp_setsockopt+0x22b/0x1e90 [ 41.790540][ C1] ? sock_common_setsockopt+0xa0/0xb0 [ 41.795926][ C1] ? __sys_setsockopt+0x2e9/0x470 [ 41.801054][ C1] ? ndisc_alloc_skb+0x290/0x290 [ 41.806008][ C1] ? ndisc_send_rs+0x61f/0x960 [ 41.810793][ C1] ? memcpy+0x56/0x70 [ 41.814791][ C1] ndisc_send_rs+0x711/0x960 [ 41.819398][ C1] addrconf_rs_timer+0x35a/0x600 [ 41.824346][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.830431][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 41.835466][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 41.841020][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.847094][ C1] call_timer_fn+0x38/0x290 [ 41.851615][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 41.857695][ C1] __run_timers+0x637/0x9a0 [ 41.862334][ C1] ? calc_index+0x200/0x200 [ 41.866992][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 41.871870][ C1] run_timer_softirq+0x6a/0xf0 [ 41.876648][ C1] handle_softirqs+0x250/0x560 [ 41.881433][ C1] __irq_exit_rcu+0x52/0xf0 [ 41.886062][ C1] irq_exit_rcu+0x9/0x10 [ 41.890332][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 41.895972][ C1] [ 41.898911][ C1] [ 41.901855][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 41.907848][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 [ 41.914018][ C1] Code: 90 b6 98 7e 65 8b 15 91 b6 98 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 5c 0b 00 00 00 74 2c 8b 91 38 0b 00 00 <83> fa 02 75 21 48 8b 91 40 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 3c [ 41.933637][ C1] RSP: 0018:ffffc90000a170a0 EFLAGS: 00000246 [ 41.939710][ C1] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff88811ba72780 [ 41.947692][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 41.955670][ C1] RBP: ffffc90000a170a0 R08: 0000000000000003 R09: 0000000000000004 [ 41.963655][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 41.971651][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000142e18 [ 41.979645][ C1] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 41.985291][ C1] __printk_wait_on_cpu_lock+0x2c/0x40 [ 41.990795][ C1] dump_stack_lvl+0xce/0x170 [ 41.995393][ C1] ? show_regs_print_info+0x20/0x20 [ 42.000598][ C1] dump_stack+0x15/0x20 [ 42.004757][ C1] should_fail+0x3ab/0x500 [ 42.009187][ C1] __should_failslab+0xa4/0xe0 [ 42.013961][ C1] should_failslab+0x9/0x20 [ 42.018471][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 42.023424][ C1] __kmalloc+0x6d/0x2c0 [ 42.027586][ C1] ? kvmalloc_node+0x211/0x320 [ 42.032361][ C1] kvmalloc_node+0x211/0x320 [ 42.037049][ C1] ? vm_mmap+0xb0/0xb0 [ 42.041122][ C1] ? __kmalloc+0x13d/0x2c0 [ 42.045546][ C1] ? xt_replace_table+0x91/0x720 [ 42.050489][ C1] xt_replace_table+0x16b/0x720 [ 42.055345][ C1] __do_replace+0x16f/0x9e0 [ 42.059856][ C1] ? translate_compat_table+0x2090/0x2090 [ 42.065582][ C1] ? __kasan_check_write+0x14/0x20 [ 42.070705][ C1] ? copy_from_sockptr_offset+0x77/0x90 [ 42.076259][ C1] do_ipt_set_ctl+0xa8f/0xd70 [ 42.080949][ C1] ? ipt_unregister_table_exit+0x230/0x230 [ 42.086762][ C1] ? is_bpf_text_address+0x177/0x190 [ 42.092087][ C1] ? __kasan_check_write+0x14/0x20 [ 42.097229][ C1] ? mutex_unlock+0x8f/0x230 [ 42.101830][ C1] ? __mutex_lock_slowpath+0x10/0x10 [ 42.107125][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 42.112072][ C1] ? _raw_spin_lock_irq+0xf0/0xf0 [ 42.117104][ C1] nf_setsockopt+0x272/0x2a0 [ 42.121699][ C1] ip_setsockopt+0x2dae/0x37a0 [ 42.126472][ C1] ? nf_getsockopt+0x287/0x290 [ 42.131250][ C1] ? ipv4_pktinfo_prepare+0x520/0x520 [ 42.136670][ C1] ? ip_getsockopt+0x1377/0x17a0 [ 42.141620][ C1] ? ip_setsockopt+0x37a0/0x37a0 [ 42.146563][ C1] ? __kasan_check_write+0x14/0x20 [ 42.151684][ C1] ? ptep_set_access_flags+0x64/0xb0 [ 42.156974][ C1] ? _raw_spin_unlock+0x4d/0x70 [ 42.161830][ C1] ? wp_page_reuse+0xf3/0x110 [ 42.166521][ C1] ? do_wp_page+0x8e2/0xc90 [ 42.171033][ C1] ? handle_pte_fault+0x824/0x2770 [ 42.176149][ C1] ? __kasan_slab_alloc+0xb7/0xe0 [ 42.181179][ C1] ? kmem_cache_alloc+0xf7/0x260 [ 42.186217][ C1] ? security_file_alloc+0x33/0x120 [ 42.191857][ C1] ? avc_has_perm_noaudit+0x390/0x490 [ 42.197241][ C1] ? memcpy+0x56/0x70 [ 42.201233][ C1] ? avc_has_perm_noaudit+0x30a/0x490 [ 42.206636][ C1] ? avc_denied+0x1b0/0x1b0 [ 42.211147][ C1] ? avc_has_perm+0x163/0x250 [ 42.215830][ C1] ? avc_has_perm_noaudit+0x490/0x490 [ 42.221216][ C1] tcp_setsockopt+0x22b/0x1e90 [ 42.225988][ C1] ? selinux_socket_setsockopt+0x282/0x360 [ 42.231806][ C1] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 42.237186][ C1] ? do_user_addr_fault+0x9e5/0x11c0 [ 42.242484][ C1] sock_common_setsockopt+0xa0/0xb0 [ 42.247690][ C1] ? sock_common_recvmsg+0x1c0/0x1c0 [ 42.252982][ C1] __sys_setsockopt+0x2e9/0x470 [ 42.257838][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 42.262610][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 42.267647][ C1] x64_sys_call+0x982/0x9a0 [ 42.272160][ C1] do_syscall_64+0x4c/0xa0 [ 42.276588][ C1] ? clear_bhb_loop+0x50/0xa0 [ 42.281277][ C1] ? clear_bhb_loop+0x50/0xa0 [ 42.285972][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.291872][ C1] RIP: 0033:0x7f4570b4d6da [ 42.296300][ C1] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 42.315919][ C1] RSP: 002b:00007fff99d29b68 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 42.324341][ C1] RAX: ffffffffffffffda RBX: 00007fff99d29bf0 RCX: 00007f4570b4d6da [ 42.332324][ C1] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 42.340310][ C1] RBP: 0000000000000003 R08: 00000000000002d8 R09: 0000000000000000 [ 42.348307][ C1] R10: 00007f4570d9c020 R11: 0000000000000206 R12: 00007f4570d9bfc0 [ 42.356288][ C1] R13: 00007fff99d29b8c R14: 0000000000000000 R15: 00007f4570d9e180 [ 42.364276][ C1] [ 42.368133][ C1] FAULT_INJECTION: forcing a failure. [ 42.368133][ C1] name failslab, interval 1, probability 1, space 0, times 964 [ 42.369127][ T290] CPU: 0 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 42.388395][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.398464][ T290] Call Trace: [ 42.401751][ T290] [ 42.404700][ T290] __dump_stack+0x21/0x30 [ 42.409042][ T290] dump_stack_lvl+0x110/0x170 [ 42.413736][ T290] ? show_regs_print_info+0x20/0x20 [ 42.418946][ T290] ? prandom_u32+0x24d/0x290 [ 42.423550][ T290] dump_stack+0x15/0x20 [ 42.427716][ T290] should_fail+0x3ab/0x500 [ 42.432146][ T290] __should_failslab+0xa4/0xe0 [ 42.436924][ T290] should_failslab+0x9/0x20 [ 42.441437][ T290] slab_pre_alloc_hook+0x39/0xd0 [ 42.446389][ T290] ? mempool_alloc_slab+0x1d/0x30 [ 42.451428][ T290] kmem_cache_alloc+0x44/0x260 [ 42.456249][ T290] ? mempool_free+0x330/0x330 [ 42.460952][ T290] mempool_alloc_slab+0x1d/0x30 [ 42.465823][ T290] mempool_alloc+0x167/0x4c0 [ 42.470437][ T290] ? blk_put_request+0x20/0x20 [ 42.475222][ T290] ? fscrypt_set_bio_crypt_ctx+0x179/0x4f0 [ 42.481048][ T290] ? mempool_resize+0x880/0x880 [ 42.485919][ T290] ? submit_bio+0x367/0x620 [ 42.490436][ T290] bio_alloc_bioset+0x124/0x910 [ 42.495304][ T290] ? wbc_account_cgroup_owner+0xbd/0x320 [ 42.500948][ T290] submit_bh_wbc+0x1c2/0x680 [ 42.505560][ T290] __block_write_full_page+0x877/0xef0 [ 42.511030][ T290] ? blkdev_fallocate+0x4f0/0x4f0 [ 42.516065][ T290] ? mark_buffer_write_io_error+0x270/0x270 [ 42.521971][ T290] block_write_full_page+0x12f/0x140 [ 42.527269][ T290] ? blkdev_fallocate+0x4f0/0x4f0 [ 42.532309][ T290] blkdev_writepage+0x24/0x30 [ 42.537000][ T290] __writepage+0x66/0x130 [ 42.541348][ T290] write_cache_pages+0x7ce/0xd30 [ 42.546304][ T290] ? generic_writepages+0x170/0x170 [ 42.551517][ T290] ? tag_pages_for_writeback+0x3d0/0x3d0 [ 42.557165][ T290] ? __schedule+0xbd7/0x14a0 [ 42.561772][ T290] ? _raw_spin_trylock_bh+0x150/0x150 [ 42.567160][ T290] ? blk_start_plug+0x5a/0x170 [ 42.571945][ T290] generic_writepages+0x104/0x170 [ 42.576984][ T290] ? clear_page_dirty_for_io+0x5a0/0x5a0 [ 42.582638][ T290] ? __kasan_check_write+0x14/0x20 [ 42.587765][ T290] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 42.593240][ T290] ? _raw_spin_lock+0xf0/0xf0 [ 42.597946][ T290] blkdev_writepages+0x1d/0x30 [ 42.602719][ T290] ? blkdev_readpage+0x20/0x20 [ 42.607506][ T290] do_writepages+0x476/0x6d0 [ 42.612114][ T290] ? __writepage+0x130/0x130 [ 42.616721][ T290] ? __kasan_check_write+0x14/0x20 [ 42.621853][ T290] ? _raw_spin_lock+0x94/0xf0 [ 42.626547][ T290] ? _raw_spin_unlock+0x4d/0x70 [ 42.631536][ T290] ? dquot_writeback_dquots+0x7b8/0x890 [ 42.637115][ T290] filemap_fdatawrite_wbc+0x1f4/0x250 [ 42.642497][ T290] filemap_flush+0xd4/0x130 [ 42.647014][ T290] ? filemap_fdatawrite_range+0x140/0x140 [ 42.652755][ T290] ? ext4_put_super+0xa60/0xa60 [ 42.657646][ T290] ? get_nr_dirty_inodes+0x269/0x2f0 [ 42.662946][ T290] sync_blockdev_nowait+0x62/0x70 [ 42.667977][ T290] sync_filesystem+0x149/0x230 [ 42.672756][ T290] generic_shutdown_super+0x6e/0x330 [ 42.678079][ T290] kill_block_super+0x7f/0xf0 [ 42.682766][ T290] deactivate_locked_super+0xa0/0x100 [ 42.688152][ T290] deactivate_super+0xaf/0xe0 [ 42.692943][ T290] cleanup_mnt+0x44f/0x500 [ 42.697378][ T290] __cleanup_mnt+0x19/0x20 [ 42.701825][ T290] task_work_run+0x127/0x190 [ 42.706431][ T290] exit_to_user_mode_loop+0xd0/0xe0 [ 42.711640][ T290] exit_to_user_mode_prepare+0x87/0xd0 [ 42.717114][ T290] syscall_exit_to_user_mode+0x1a/0x30 [ 42.722671][ T290] do_syscall_64+0x58/0xa0 [ 42.727112][ T290] ? clear_bhb_loop+0x50/0xa0 [ 42.731807][ T290] ? clear_bhb_loop+0x50/0xa0 [ 42.736493][ T290] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 42.742502][ T290] RIP: 0033:0x7fe9805ed0d7 [ 42.746928][ T290] Code: a2 c7 05 1c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 42.766543][ T290] RSP: 002b:00007ffd610d5758 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 42.774968][ T290] RAX: 0000000000000000 RBX: 00007fe98068130a RCX: 00007fe9805ed0d7 [ 42.782951][ T290] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd610d5810 [ 42.790933][ T290] RBP: 00007ffd610d5810 R08: 00007ffd610d6810 R09: 00000000ffffffff [ 42.798918][ T290] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd610d68a0 [ 42.806901][ T290] R13: 00007fe98068130a R14: 00000000000075d0 R15: 00007ffd610d68e0 [ 42.814892][ T290] [ 42.817924][ C1] CPU: 1 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 42.825408][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 42.835470][ C1] Call Trace: [ 42.838760][ C1] [ 42.841616][ C1] __dump_stack+0x21/0x30 [ 42.845956][ C1] dump_stack_lvl+0x110/0x170 [ 42.850642][ C1] ? show_regs_print_info+0x20/0x20 [ 42.855852][ C1] dump_stack+0x15/0x20 [ 42.860104][ C1] should_fail+0x3ab/0x500 [ 42.864533][ C1] ? ndisc_send_rs+0x310/0x960 [ 42.869305][ C1] __should_failslab+0xa4/0xe0 [ 42.874083][ C1] should_failslab+0x9/0x20 [ 42.878594][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 42.883540][ C1] ? ndisc_send_rs+0x310/0x960 [ 42.888321][ C1] ? ndisc_send_rs+0x310/0x960 [ 42.893091][ C1] __kmalloc_track_caller+0x6c/0x2c0 [ 42.898395][ C1] ? ndisc_send_rs+0x310/0x960 [ 42.903178][ C1] ? ndisc_send_rs+0x310/0x960 [ 42.907953][ C1] __alloc_skb+0x210/0x730 [ 42.912409][ C1] ndisc_send_rs+0x310/0x960 [ 42.917004][ C1] addrconf_rs_timer+0x35a/0x600 [ 42.921948][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 42.928022][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 42.933060][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 42.938635][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 42.944713][ C1] call_timer_fn+0x38/0x290 [ 42.949241][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 42.955319][ C1] __run_timers+0x637/0x9a0 [ 42.959842][ C1] ? calc_index+0x200/0x200 [ 42.964447][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 42.969313][ C1] run_timer_softirq+0x6a/0xf0 [ 42.974093][ C1] handle_softirqs+0x250/0x560 [ 42.978870][ C1] __irq_exit_rcu+0x52/0xf0 [ 42.983389][ C1] irq_exit_rcu+0x9/0x10 [ 42.987639][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 42.993282][ C1] [ 42.996223][ C1] [ 42.999160][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 43.005152][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x60 [ 43.011351][ C1] Code: 90 b6 98 7e 65 8b 15 91 b6 98 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 5c 0b 00 00 00 74 2c 8b 91 38 0b 00 00 <83> fa 02 75 21 48 8b 91 40 0b 00 00 48 8b 32 48 8d 7e 01 8b 89 3c [ 43.030975][ C1] RSP: 0018:ffffc90000a170a0 EFLAGS: 00000246 [ 43.037063][ C1] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff88811ba72780 [ 43.045135][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 43.053134][ C1] RBP: ffffc90000a170a0 R08: 0000000000000003 R09: 0000000000000004 [ 43.061113][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 43.069092][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff92000142e18 [ 43.077073][ C1] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 43.082754][ C1] __printk_wait_on_cpu_lock+0x2c/0x40 [ 43.088240][ C1] dump_stack_lvl+0xce/0x170 [ 43.092841][ C1] ? show_regs_print_info+0x20/0x20 [ 43.098056][ C1] dump_stack+0x15/0x20 [ 43.102253][ C1] should_fail+0x3ab/0x500 [ 43.106693][ C1] __should_failslab+0xa4/0xe0 [ 43.111478][ C1] should_failslab+0x9/0x20 [ 43.115995][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 43.120976][ C1] __kmalloc+0x6d/0x2c0 [ 43.125142][ C1] ? kvmalloc_node+0x211/0x320 [ 43.129923][ C1] kvmalloc_node+0x211/0x320 [ 43.134622][ C1] ? vm_mmap+0xb0/0xb0 [ 43.138706][ C1] ? __kmalloc+0x13d/0x2c0 [ 43.143140][ C1] ? xt_replace_table+0x91/0x720 [ 43.148098][ C1] xt_replace_table+0x16b/0x720 [ 43.152959][ C1] __do_replace+0x16f/0x9e0 [ 43.157474][ C1] ? translate_compat_table+0x2090/0x2090 [ 43.163204][ C1] ? __kasan_check_write+0x14/0x20 [ 43.168326][ C1] ? copy_from_sockptr_offset+0x77/0x90 [ 43.173885][ C1] do_ipt_set_ctl+0xa8f/0xd70 [ 43.178577][ C1] ? ipt_unregister_table_exit+0x230/0x230 [ 43.184391][ C1] ? is_bpf_text_address+0x177/0x190 [ 43.189694][ C1] ? __kasan_check_write+0x14/0x20 [ 43.194820][ C1] ? mutex_unlock+0x8f/0x230 [ 43.199423][ C1] ? __mutex_lock_slowpath+0x10/0x10 [ 43.204722][ C1] ? _raw_spin_lock_bh+0x94/0xf0 [ 43.209674][ C1] ? _raw_spin_lock_irq+0xf0/0xf0 [ 43.214709][ C1] nf_setsockopt+0x272/0x2a0 [ 43.219311][ C1] ip_setsockopt+0x2dae/0x37a0 [ 43.224082][ C1] ? nf_getsockopt+0x287/0x290 [ 43.228854][ C1] ? ipv4_pktinfo_prepare+0x520/0x520 [ 43.234241][ C1] ? ip_getsockopt+0x1377/0x17a0 [ 43.239184][ C1] ? ip_setsockopt+0x37a0/0x37a0 [ 43.244213][ C1] ? __kasan_check_write+0x14/0x20 [ 43.249332][ C1] ? ptep_set_access_flags+0x64/0xb0 [ 43.254651][ C1] ? _raw_spin_unlock+0x4d/0x70 [ 43.259516][ C1] ? wp_page_reuse+0xf3/0x110 [ 43.264199][ C1] ? do_wp_page+0x8e2/0xc90 [ 43.268716][ C1] ? handle_pte_fault+0x824/0x2770 [ 43.273840][ C1] ? __kasan_slab_alloc+0xb7/0xe0 [ 43.278881][ C1] ? kmem_cache_alloc+0xf7/0x260 [ 43.283828][ C1] ? security_file_alloc+0x33/0x120 [ 43.289038][ C1] ? avc_has_perm_noaudit+0x390/0x490 [ 43.294419][ C1] ? memcpy+0x56/0x70 [ 43.298410][ C1] ? avc_has_perm_noaudit+0x30a/0x490 [ 43.303787][ C1] ? avc_denied+0x1b0/0x1b0 [ 43.308304][ C1] ? avc_has_perm+0x163/0x250 [ 43.313085][ C1] ? avc_has_perm_noaudit+0x490/0x490 [ 43.318464][ C1] tcp_setsockopt+0x22b/0x1e90 [ 43.323238][ C1] ? selinux_socket_setsockopt+0x282/0x360 [ 43.329057][ C1] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 43.334435][ C1] ? do_user_addr_fault+0x9e5/0x11c0 [ 43.339737][ C1] sock_common_setsockopt+0xa0/0xb0 [ 43.344951][ C1] ? sock_common_recvmsg+0x1c0/0x1c0 [ 43.350248][ C1] __sys_setsockopt+0x2e9/0x470 [ 43.355104][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 43.359885][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 43.364918][ C1] x64_sys_call+0x982/0x9a0 [ 43.369434][ C1] do_syscall_64+0x4c/0xa0 [ 43.373861][ C1] ? clear_bhb_loop+0x50/0xa0 [ 43.378551][ C1] ? clear_bhb_loop+0x50/0xa0 [ 43.383234][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.389144][ C1] RIP: 0033:0x7f4570b4d6da [ 43.393566][ C1] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 43.413181][ C1] RSP: 002b:00007fff99d29b68 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 43.421599][ C1] RAX: ffffffffffffffda RBX: 00007fff99d29bf0 RCX: 00007f4570b4d6da [ 43.429573][ C1] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 43.437547][ C1] RBP: 0000000000000003 R08: 00000000000002d8 R09: 0000000000000000 [ 43.445528][ C1] R10: 00007f4570d9c020 R11: 0000000000000206 R12: 00007f4570d9bfc0 [ 43.453510][ C1] R13: 00007fff99d29b8c R14: 0000000000000000 R15: 00007f4570d9e180 [ 43.461491][ C1] [ 43.467024][ C0] FAULT_INJECTION: forcing a failure. [ 43.467024][ C0] name failslab, interval 1, probability 1, space 0, times 962 [ 43.468647][ T352] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 43.486675][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 43.496738][ T352] Call Trace: [ 43.500024][ T352] [ 43.502973][ T352] __dump_stack+0x21/0x30 [ 43.507315][ T352] dump_stack_lvl+0x110/0x170 [ 43.512007][ T352] ? show_regs_print_info+0x20/0x20 [ 43.517219][ T352] ? prandom_u32+0x24d/0x290 [ 43.521819][ T352] dump_stack+0x15/0x20 [ 43.525990][ T352] should_fail+0x3ab/0x500 [ 43.530415][ T352] __should_failslab+0xa4/0xe0 [ 43.535220][ T352] should_failslab+0x9/0x20 [ 43.539733][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 43.544682][ T352] ? getname_flags+0xba/0x510 [ 43.549368][ T352] kmem_cache_alloc+0x44/0x260 [ 43.554147][ T352] getname_flags+0xba/0x510 [ 43.558665][ T352] ? debug_smp_processor_id+0x17/0x20 [ 43.564045][ T352] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 43.570130][ T352] __x64_sys_unlink+0x3c/0x50 [ 43.574822][ T352] x64_sys_call+0x878/0x9a0 [ 43.579341][ T352] do_syscall_64+0x4c/0xa0 [ 43.583768][ T352] ? clear_bhb_loop+0x50/0xa0 [ 43.588460][ T352] ? clear_bhb_loop+0x50/0xa0 [ 43.593149][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 43.599054][ T352] RIP: 0033:0x7f77e25f1937 [ 43.603479][ T352] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 43.623099][ T352] RSP: 002b:00007ffe40d38ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 [ 43.631523][ T352] RAX: ffffffffffffffda RBX: 00007ffe40d38ed0 RCX: 00007f77e25f1937 [ 43.639506][ T352] RDX: 0000000000000000 RSI: 00000000000007ca RDI: 00007ffe40d39ad0 [ 43.647484][ T352] RBP: 0000555aeddcb130 R08: 0000555aeddbbb30 R09: 0000000000000000 [ 43.655465][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555aeddd9120 [ 43.663456][ T352] R13: 00007ffe40d39ad0 R14: 0000000000000000 R15: 00007ffe40d392d0 [ 43.671440][ T352] [ 43.674471][ C0] CPU: 0 PID: 336 Comm: syz-executor Not tainted syzkaller #0 [ 43.680096][ T352] FAULT_INJECTION: forcing a failure. [ 43.680096][ T352] name failslab, interval 1, probability 1, space 0, times 961 [ 43.681946][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 43.681960][ C0] Call Trace: [ 43.681966][ C0] [ 43.681975][ C0] __dump_stack+0x21/0x30 [ 43.715241][ C0] dump_stack_lvl+0x110/0x170 [ 43.719928][ C0] ? show_regs_print_info+0x20/0x20 [ 43.725138][ C0] dump_stack+0x15/0x20 [ 43.729335][ C0] should_fail+0x3ab/0x500 [ 43.733768][ C0] __should_failslab+0xa4/0xe0 [ 43.738558][ C0] should_failslab+0x9/0x20 [ 43.743096][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 43.748050][ C0] ? __alloc_skb+0xe4/0x730 [ 43.752583][ C0] kmem_cache_alloc+0x44/0x260 [ 43.757372][ C0] __alloc_skb+0xe4/0x730 [ 43.761732][ C0] sk_stream_alloc_skb+0x216/0xb70 [ 43.766852][ C0] tcp_write_xmit+0x1014/0x5f00 [ 43.771743][ C0] __tcp_push_pending_frames+0x99/0x2f0 [ 43.777309][ C0] tcp_rcv_established+0xcbc/0x1ad0 [ 43.782527][ C0] ? tcp_check_space+0x960/0x960 [ 43.787489][ C0] ? ipv4_dst_check+0xf2/0x160 [ 43.792280][ C0] tcp_v4_do_rcv+0x591/0x9f0 [ 43.796893][ C0] tcp_v4_rcv+0x221a/0x2880 [ 43.801412][ C0] ? arch_stack_walk+0xee/0x140 [ 43.806295][ C0] ? tcp_filter+0x90/0x90 [ 43.810640][ C0] ip_protocol_deliver_rcu+0x360/0x760 [ 43.816113][ C0] ip_local_deliver+0x2dd/0x520 [ 43.820985][ C0] ? ip_protocol_deliver_rcu+0x760/0x760 [ 43.826635][ C0] ? ip_rcv_finish_core+0xb00/0x1450 [ 43.831931][ C0] ip_sublist_rcv+0x75b/0x8a0 [ 43.836618][ C0] ? ip_list_rcv+0x430/0x430 [ 43.841221][ C0] ? packet_sock_destruct+0x160/0x160 [ 43.846607][ C0] ? memset+0x35/0x40 [ 43.850600][ C0] ? ip_rcv_core+0x72c/0xb70 [ 43.855202][ C0] ip_list_rcv+0x3e4/0x430 [ 43.859635][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 43.864243][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 43.868848][ C0] __netif_receive_skb_list_core+0x57e/0x770 [ 43.873440][ T90] FAULT_INJECTION: forcing a failure. [ 43.873440][ T90] name failslab, interval 1, probability 1, space 0, times 960 [ 43.874840][ C0] ? __netif_receive_skb+0x280/0x280 [ 43.892881][ C0] ? receive_buf+0x2ec5/0x4bc0 [ 43.897658][ C0] netif_receive_skb_list_internal+0x7f8/0xaa0 [ 43.903824][ C0] ? __tasklet_schedule_common+0x124/0x1b0 [ 43.909768][ C0] ? netif_receive_skb_list+0x2a0/0x2a0 [ 43.915326][ C0] ? __tasklet_schedule+0x20/0x20 [ 43.920370][ C0] ? __this_cpu_preempt_check+0x13/0x20 [ 43.925928][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 43.931402][ C0] ? detach_buf_split+0x88d/0xa90 [ 43.936437][ C0] napi_complete_done+0x375/0x7a0 [ 43.941474][ C0] ? __napi_schedule_irqoff+0x230/0x230 [ 43.947029][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 43.952496][ C0] ? virtqueue_enable_cb_prepare+0x235/0x570 [ 43.958486][ C0] virtnet_poll+0x8f4/0xe90 [ 43.963020][ C0] ? __kasan_check_write+0x14/0x20 [ 43.968143][ C0] ? refill_work+0x220/0x220 [ 43.972740][ C0] ? virtqueue_poll+0x173/0x220 [ 43.977616][ C0] ? virtnet_poll_tx+0x2d5/0x4e0 [ 43.982568][ C0] __napi_poll+0xbb/0x580 [ 43.986902][ C0] net_rx_action+0x37f/0x910 [ 43.991497][ C0] ? net_tx_action+0x520/0x520 [ 43.996266][ C0] handle_softirqs+0x250/0x560 [ 44.001223][ C0] ? irqtime_account_irq+0xbe/0x390 [ 44.006436][ C0] __irq_exit_rcu+0x52/0xf0 [ 44.010953][ C0] irq_exit_rcu+0x9/0x10 [ 44.015215][ C0] common_interrupt+0xbe/0xe0 [ 44.019900][ C0] [ 44.022856][ C0] [ 44.025799][ C0] asm_common_interrupt+0x27/0x40 [ 44.030835][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x10/0x60 [ 44.037018][ C0] Code: 89 fb e8 13 00 00 00 48 8b 3d 6c 91 7f 05 48 89 de e8 24 b7 3e 00 5b 5d c3 00 55 48 89 e5 48 8b 45 08 65 48 8b 0d 90 b6 98 7e <65> 8b 15 91 b6 98 7e 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 [ 44.056627][ C0] RSP: 0018:ffffc90000a07910 EFLAGS: 00000246 [ 44.062712][ C0] RAX: ffffffff81a378a6 RBX: ffff888100339d90 RCX: ffff88810d47bb40 [ 44.070693][ C0] RDX: 0000000000000000 RSI: ffffc9000018f000 RDI: ffffc9000018f000 [ 44.078675][ C0] RBP: ffffc90000a07910 R08: 0000000000000003 R09: 0000000000000004 [ 44.086659][ C0] R10: dffffc0000000000 R11: fffffbfff0e1fac8 R12: ffff888100339d80 [ 44.094640][ C0] R13: ffffc9000018f000 R14: 1ffff110200673b0 R15: ffffc9000018f000 [ 44.102622][ C0] ? __purge_vmap_area_lazy+0x376/0x1890 [ 44.108270][ C0] __purge_vmap_area_lazy+0x376/0x1890 [ 44.113737][ C0] ? debug_smp_processor_id+0x17/0x20 [ 44.119122][ C0] ? kasan_quarantine_put+0x34/0x190 [ 44.124422][ C0] ? purge_fragmented_blocks_allcpus+0x7e0/0x7e0 [ 44.130779][ C0] ? free_vmap_area_noflush+0x9ae/0xaa0 [ 44.136342][ C0] ? kmem_cache_free+0x100/0x320 [ 44.141295][ C0] try_purge_vmap_area_lazy+0x38/0x50 [ 44.146685][ C0] free_vmap_area_noflush+0xa59/0xaa0 [ 44.152066][ C0] remove_vm_area+0x1c1/0x1e0 [ 44.156750][ C0] __vunmap+0x259/0x980 [ 44.160912][ C0] ? rcu_gp_kthread_wake+0x90/0x90 [ 44.166032][ C0] vfree+0x8b/0xc0 [ 44.169845][ C0] kcov_close+0x2b/0x50 [ 44.174107][ C0] ? kcov_open+0x60/0x60 [ 44.178376][ C0] __fput+0x22b/0x900 [ 44.182369][ C0] ____fput+0x15/0x20 [ 44.186362][ C0] task_work_run+0x127/0x190 [ 44.190956][ C0] do_exit+0xb70/0x29a0 [ 44.195126][ C0] ? put_task_struct+0x90/0x90 [ 44.199900][ C0] ? __fdget_pos+0x1f7/0x380 [ 44.204499][ C0] ? ksys_write+0x1eb/0x260 [ 44.209101][ C0] ? __ia32_sys_read+0x90/0x90 [ 44.213872][ C0] do_group_exit+0x149/0x310 [ 44.218475][ C0] __x64_sys_exit_group+0x3f/0x40 [ 44.223507][ C0] x64_sys_call+0x832/0x9a0 [ 44.228017][ C0] do_syscall_64+0x4c/0xa0 [ 44.232440][ C0] ? clear_bhb_loop+0x50/0xa0 [ 44.237125][ C0] ? clear_bhb_loop+0x50/0xa0 [ 44.241811][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.247713][ C0] RIP: 0033:0x7fa4afb0be99 [ 44.252138][ C0] Code: Unable to access opcode bytes at RIP 0x7fa4afb0be6f. [ 44.259506][ C0] RSP: 002b:00007ffd55370908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 44.267929][ C0] RAX: ffffffffffffffda RBX: 0000000000000043 RCX: 00007fa4afb0be99 [ 44.275912][ C0] RDX: 00007fa4afb39217 RSI: 0000000000000004 RDI: 0000000000000043 [ 44.283892][ C0] RBP: 00007fa4afd947b8 R08: 0000000000000000 R09: 0000000000000003 [ 44.291874][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 44.299867][ C0] R13: 0000000000000003 R14: 00007ffd55370b68 R15: 0000000000000000 [ 44.307851][ C0] [ 44.310918][ T352] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 44.312661][ C0] FAULT_INJECTION: forcing a failure. [ 44.312661][ C0] name failslab, interval 1, probability 1, space 0, times 959 [ 44.317799][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 44.317814][ T352] Call Trace: [ 44.343904][ T352] [ 44.346847][ T352] __dump_stack+0x21/0x30 [ 44.351190][ T352] dump_stack_lvl+0x110/0x170 [ 44.355876][ T352] ? show_regs_print_info+0x20/0x20 [ 44.361090][ T352] dump_stack+0x15/0x20 [ 44.365255][ T352] should_fail+0x3ab/0x500 [ 44.369690][ T352] __should_failslab+0xa4/0xe0 [ 44.374477][ T352] should_failslab+0x9/0x20 [ 44.378995][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 44.383940][ T352] ? seq_open+0x61/0x130 [ 44.388190][ T352] kmem_cache_alloc+0x44/0x260 [ 44.392962][ T352] seq_open+0x61/0x130 [ 44.397045][ T352] kernfs_fop_open+0x501/0xbb0 [ 44.401823][ T352] ? kernfs_fop_mmap+0x400/0x400 [ 44.406775][ T352] do_dentry_open+0x82a/0x1010 [ 44.411558][ T352] vfs_open+0x73/0x80 [ 44.415551][ T352] path_openat+0x26e6/0x2f80 [ 44.420154][ T352] ? __kasan_slab_alloc+0xc9/0xe0 [ 44.425193][ T352] ? slab_post_alloc_hook+0x4f/0x2b0 [ 44.430493][ T352] ? __x64_sys_openat+0x136/0x160 [ 44.435530][ T352] ? x64_sys_call+0x219/0x9a0 [ 44.440219][ T352] ? do_syscall_64+0x4c/0xa0 [ 44.444821][ T352] ? do_filp_open+0x400/0x400 [ 44.449509][ T352] do_filp_open+0x1df/0x400 [ 44.454020][ T352] ? vfs_tmpfile+0x2d0/0x2d0 [ 44.458623][ T352] do_sys_openat2+0x15e/0x7f0 [ 44.463309][ T352] ? mntput+0x5f/0xc0 [ 44.467304][ T352] ? do_sys_open+0xe0/0xe0 [ 44.471730][ T352] __x64_sys_openat+0x136/0x160 [ 44.476621][ T352] x64_sys_call+0x219/0x9a0 [ 44.481139][ T352] do_syscall_64+0x4c/0xa0 [ 44.485568][ T352] ? clear_bhb_loop+0x50/0xa0 [ 44.490259][ T352] ? clear_bhb_loop+0x50/0xa0 [ 44.494947][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 44.500849][ T352] RIP: 0033:0x7f77e2583407 [ 44.505279][ T352] 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 [ 44.524895][ T352] RSP: 002b:00007ffe40d348c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 44.533329][ T352] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 44.541310][ T352] RDX: 0000000000080000 RSI: 00007ffe40d34a40 RDI: ffffffffffffff9c [ 44.549298][ T352] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 44.557304][ T352] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555aeadcb7f5 [ 44.565321][ T352] R13: 0000555aeadcb7f5 R14: 0000000000000001 R15: 00007ffe40d392d0 [ 44.573315][ T352] [ 44.576353][ C0] CPU: 0 PID: 20 Comm: kworker/0:1 Not tainted syzkaller #0 [ 44.585345][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 44.595424][ C0] Workqueue: wg-crypt-wg1 wg_packet_encrypt_worker [ 44.601952][ C0] Call Trace: [ 44.605245][ C0] [ 44.608103][ C0] __dump_stack+0x21/0x30 [ 44.612449][ C0] dump_stack_lvl+0x110/0x170 [ 44.617145][ C0] ? show_regs_print_info+0x20/0x20 [ 44.622355][ C0] dump_stack+0x15/0x20 [ 44.626523][ C0] should_fail+0x3ab/0x500 [ 44.630950][ C0] __should_failslab+0xa4/0xe0 [ 44.635737][ C0] should_failslab+0x9/0x20 [ 44.640259][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 44.645218][ C0] ? __alloc_skb+0xe4/0x730 [ 44.649742][ C0] kmem_cache_alloc+0x44/0x260 [ 44.654520][ C0] __alloc_skb+0xe4/0x730 [ 44.658868][ C0] sk_stream_alloc_skb+0x216/0xb70 [ 44.664012][ C0] tcp_write_xmit+0x1014/0x5f00 [ 44.668896][ C0] __tcp_push_pending_frames+0x99/0x2f0 [ 44.674457][ C0] tcp_rcv_established+0xcbc/0x1ad0 [ 44.679688][ C0] ? tcp_check_space+0x960/0x960 [ 44.684661][ C0] ? ipv4_dst_check+0xf2/0x160 [ 44.689444][ C0] tcp_v4_do_rcv+0x591/0x9f0 [ 44.694058][ C0] tcp_v4_rcv+0x221a/0x2880 [ 44.698584][ C0] ? amd_flush_garts+0x115/0x240 [ 44.703581][ C0] ? unwind_next_frame+0x39e/0x660 [ 44.708733][ C0] ? tcp_filter+0x90/0x90 [ 44.713099][ C0] ? ip_route_use_hint+0x299/0x590 [ 44.718249][ C0] ip_protocol_deliver_rcu+0x360/0x760 [ 44.723720][ C0] ip_local_deliver+0x2dd/0x520 [ 44.728678][ C0] ? ip_protocol_deliver_rcu+0x760/0x760 [ 44.734323][ C0] ? ip_rcv_finish_core+0xb00/0x1450 [ 44.739622][ C0] ip_sublist_rcv+0x75b/0x8a0 [ 44.744316][ C0] ? ip_list_rcv+0x430/0x430 [ 44.748917][ C0] ? packet_sock_destruct+0x160/0x160 [ 44.754329][ C0] ? memset+0x35/0x40 [ 44.758326][ C0] ? ip_rcv_core+0x72c/0xb70 [ 44.762929][ C0] ip_list_rcv+0x3e4/0x430 [ 44.767367][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 44.771971][ C0] ? __alloc_skb+0x459/0x730 [ 44.776577][ C0] ? ip_rcv_finish+0xc0/0xc0 [ 44.781182][ C0] __netif_receive_skb_list_core+0x57e/0x770 [ 44.787182][ C0] ? __netif_receive_skb+0x280/0x280 [ 44.792483][ C0] ? receive_buf+0x2ec5/0x4bc0 [ 44.797277][ C0] netif_receive_skb_list_internal+0x7f8/0xaa0 [ 44.803448][ C0] ? netif_receive_skb_list+0x2a0/0x2a0 [ 44.809138][ C0] ? queue_work_on+0x104/0x150 [ 44.813919][ C0] ? __kasan_check_write+0x14/0x20 [ 44.819045][ C0] ? wq_worker_last_func+0x50/0x50 [ 44.824173][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 44.829650][ C0] ? detach_buf_split+0x88d/0xa90 [ 44.834864][ C0] napi_complete_done+0x375/0x7a0 [ 44.839914][ C0] ? __napi_schedule_irqoff+0x230/0x230 [ 44.845471][ C0] ? virtqueue_get_buf_ctx+0x4a2/0xf60 [ 44.850960][ C0] ? virtqueue_enable_cb_prepare+0x235/0x570 [ 44.856962][ C0] virtnet_poll+0x8f4/0xe90 [ 44.861482][ C0] ? __kasan_check_write+0x14/0x20 [ 44.866610][ C0] ? refill_work+0x220/0x220 [ 44.871215][ C0] ? virtqueue_poll+0x173/0x220 [ 44.876086][ C0] ? virtnet_poll_tx+0x2d5/0x4e0 [ 44.881041][ C0] __napi_poll+0xbb/0x580 [ 44.885382][ C0] net_rx_action+0x37f/0x910 [ 44.889981][ C0] ? net_tx_action+0x520/0x520 [ 44.894764][ C0] handle_softirqs+0x250/0x560 [ 44.899567][ C0] __do_softirq+0xb/0xd [ 44.903738][ C0] do_softirq+0xdc/0x130 [ 44.907991][ C0] [ 44.910948][ C0] [ 44.913889][ C0] ? __local_bh_enable_ip+0x80/0x80 [ 44.919101][ C0] ? _raw_spin_lock_bh+0x94/0xf0 [ 44.924053][ C0] ? _raw_spin_lock_irq+0xf0/0xf0 [ 44.929096][ C0] ? do_softirq+0xe9/0x130 [ 44.933526][ C0] __local_bh_enable_ip+0x75/0x80 [ 44.938579][ C0] _raw_spin_unlock_bh+0x51/0x60 [ 44.943530][ C0] wg_packet_encrypt_worker+0x2c6/0x1470 [ 44.949179][ C0] ? __update_load_avg_cfs_rq+0xb1/0x2e0 [ 44.954843][ C0] ? wg_packet_tx_worker+0x4a0/0x4a0 [ 44.960141][ C0] ? update_load_avg+0x442/0x1110 [ 44.965183][ C0] ? enqueue_task_fair+0xaf1/0x2130 [ 44.970428][ C0] ? sched_group_set_idle+0x600/0x600 [ 44.975820][ C0] ? psi_task_change+0x213/0x370 [ 44.980804][ C0] ? check_preempt_wakeup+0x7d6/0xbb0 [ 44.986192][ C0] ? yield_to_task_fair+0x1a0/0x1a0 [ 44.991416][ C0] ? kvm_sched_clock_read+0x18/0x40 [ 44.996630][ C0] ? __kasan_check_read+0x11/0x20 [ 45.001680][ C0] ? ttwu_do_wakeup+0x100/0x470 [ 45.006549][ C0] ? ttwu_do_activate+0x179/0x2a0 [ 45.011599][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 45.017421][ C0] ? try_to_wake_up+0x610/0x1150 [ 45.022372][ C0] process_one_work+0x6c8/0xbb0 [ 45.027239][ C0] worker_thread+0xaa0/0x1250 [ 45.031969][ C0] ? __kasan_check_read+0x11/0x20 [ 45.037011][ C0] kthread+0x3f5/0x4f0 [ 45.041099][ C0] ? worker_clr_flags+0x190/0x190 [ 45.046143][ C0] ? kthread_blkcg+0xd0/0xd0 [ 45.050753][ C0] ret_from_fork+0x1f/0x30 [ 45.055186][ C0] [ 45.058222][ T289] CPU: 1 PID: 289 Comm: syz-executor Not tainted syzkaller #0 [ 45.065715][ T289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.075885][ T289] Call Trace: [ 45.079790][ T289] [ 45.082734][ T289] __dump_stack+0x21/0x30 [ 45.087094][ T289] dump_stack_lvl+0x110/0x170 [ 45.091783][ T289] ? show_regs_print_info+0x20/0x20 [ 45.096996][ T289] dump_stack+0x15/0x20 [ 45.101160][ T289] should_fail+0x3ab/0x500 [ 45.105598][ T289] __should_failslab+0xa4/0xe0 [ 45.110373][ T289] should_failslab+0x9/0x20 [ 45.114906][ T289] slab_pre_alloc_hook+0x39/0xd0 [ 45.119863][ T289] __kmalloc+0x6d/0x2c0 [ 45.124057][ T289] ? kvmalloc_node+0x211/0x320 [ 45.128859][ T289] kvmalloc_node+0x211/0x320 [ 45.133462][ T289] ? vm_mmap+0xb0/0xb0 [ 45.137629][ T289] ? __kmalloc+0x13d/0x2c0 [ 45.142059][ T289] ? xt_replace_table+0x91/0x720 [ 45.147051][ T289] xt_replace_table+0x16b/0x720 [ 45.151913][ T289] __do_replace+0x16f/0x9e0 [ 45.156439][ T289] ? translate_compat_table+0x2090/0x2090 [ 45.162169][ T289] ? __kasan_check_write+0x14/0x20 [ 45.167397][ T289] ? copy_from_sockptr_offset+0x77/0x90 [ 45.172954][ T289] do_ipt_set_ctl+0xa8f/0xd70 [ 45.177645][ T289] ? ipt_unregister_table_exit+0x230/0x230 [ 45.183475][ T289] ? is_bpf_text_address+0x177/0x190 [ 45.188777][ T289] ? __kasan_check_write+0x14/0x20 [ 45.193927][ T289] ? mutex_unlock+0x8f/0x230 [ 45.198540][ T289] ? __mutex_lock_slowpath+0x10/0x10 [ 45.203840][ T289] ? _raw_spin_lock_bh+0x94/0xf0 [ 45.208796][ T289] ? _raw_spin_lock_irq+0xf0/0xf0 [ 45.213835][ T289] nf_setsockopt+0x272/0x2a0 [ 45.218439][ T289] ip_setsockopt+0x2dae/0x37a0 [ 45.223244][ T289] ? nf_getsockopt+0x287/0x290 [ 45.228027][ T289] ? ipv4_pktinfo_prepare+0x520/0x520 [ 45.233494][ T289] ? ip_getsockopt+0x1377/0x17a0 [ 45.238450][ T289] ? ip_setsockopt+0x37a0/0x37a0 [ 45.243400][ T289] ? __kasan_check_write+0x14/0x20 [ 45.248523][ T289] ? ptep_set_access_flags+0x64/0xb0 [ 45.253825][ T289] ? _raw_spin_unlock+0x4d/0x70 [ 45.258692][ T289] ? wp_page_reuse+0xf3/0x110 [ 45.263412][ T289] ? do_wp_page+0x8e2/0xc90 [ 45.267927][ T289] ? handle_pte_fault+0x824/0x2770 [ 45.273050][ T289] ? __kasan_slab_alloc+0xb7/0xe0 [ 45.278092][ T289] ? kmem_cache_alloc+0xf7/0x260 [ 45.283041][ T289] ? security_file_alloc+0x33/0x120 [ 45.288251][ T289] ? avc_has_perm_noaudit+0x390/0x490 [ 45.293667][ T289] ? memcpy+0x56/0x70 [ 45.297661][ T289] ? avc_has_perm_noaudit+0x30a/0x490 [ 45.303068][ T289] ? avc_denied+0x1b0/0x1b0 [ 45.307583][ T289] ? avc_has_perm+0x163/0x250 [ 45.312274][ T289] ? avc_has_perm_noaudit+0x490/0x490 [ 45.317659][ T289] tcp_setsockopt+0x22b/0x1e90 [ 45.322444][ T289] ? selinux_socket_setsockopt+0x282/0x360 [ 45.328260][ T289] ? tcp_set_window_clamp+0x1b0/0x1b0 [ 45.333645][ T289] ? do_user_addr_fault+0x9e5/0x11c0 [ 45.338955][ T289] sock_common_setsockopt+0xa0/0xb0 [ 45.344187][ T289] ? sock_common_recvmsg+0x1c0/0x1c0 [ 45.349487][ T289] __sys_setsockopt+0x2e9/0x470 [ 45.354369][ T289] ? __ia32_sys_recv+0xb0/0xb0 [ 45.359147][ T289] __x64_sys_setsockopt+0xbf/0xd0 [ 45.364187][ T289] x64_sys_call+0x982/0x9a0 [ 45.368703][ T289] do_syscall_64+0x4c/0xa0 [ 45.373128][ T289] ? clear_bhb_loop+0x50/0xa0 [ 45.377910][ T289] ? clear_bhb_loop+0x50/0xa0 [ 45.382598][ T289] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.388522][ T289] RIP: 0033:0x7f4570b4d6da [ 45.392949][ T289] Code: 48 83 ec 10 48 63 c9 48 63 ff 45 89 c9 6a 2c e8 6c 99 fb ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 e8 ff ff ff f7 [ 45.412591][ T289] RSP: 002b:00007fff99d29b68 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 45.421037][ T289] RAX: ffffffffffffffda RBX: 00007fff99d29bf0 RCX: 00007f4570b4d6da [ 45.429026][ T289] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 45.437018][ T289] RBP: 0000000000000003 R08: 00000000000002d8 R09: 0000000000000000 [ 45.445003][ T289] R10: 00007f4570d9c020 R11: 0000000000000206 R12: 00007f4570d9bfc0 [ 45.452982][ T289] R13: 00007fff99d29b8c R14: 0000000000000000 R15: 00007f4570d9e180 [ 45.460972][ T289] [ 45.464262][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 45.471056][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.481221][ T90] Call Trace: [ 45.484516][ T90] [ 45.487459][ T90] __dump_stack+0x21/0x30 [ 45.491889][ T90] dump_stack_lvl+0x110/0x170 [ 45.496579][ T90] ? show_regs_print_info+0x20/0x20 [ 45.501790][ T90] ? prandom_u32+0x24d/0x290 [ 45.506387][ T90] dump_stack+0x15/0x20 [ 45.510636][ T90] should_fail+0x3ab/0x500 [ 45.515065][ T90] __should_failslab+0xa4/0xe0 [ 45.519845][ T90] should_failslab+0x9/0x20 [ 45.524472][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 45.529428][ T90] ? __alloc_skb+0xe4/0x730 [ 45.533958][ T90] kmem_cache_alloc+0x44/0x260 [ 45.538732][ T90] __alloc_skb+0xe4/0x730 [ 45.543066][ T90] alloc_skb_with_frags+0xa8/0x620 [ 45.548179][ T90] ? memcpy+0x56/0x70 [ 45.552174][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 45.557384][ T90] ? sock_kzfree_s+0x60/0x60 [ 45.561982][ T90] ? __kasan_check_write+0x14/0x20 [ 45.567109][ T90] ? _raw_spin_lock+0x94/0xf0 [ 45.571793][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 45.577183][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 45.582310][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 45.587259][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 45.592737][ T90] __sys_sendto+0x46d/0x620 [ 45.597249][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 45.602637][ T90] ? __kasan_check_write+0x14/0x20 [ 45.607763][ T90] __x64_sys_sendto+0xe5/0x100 [ 45.612545][ T90] x64_sys_call+0x178/0x9a0 [ 45.617063][ T90] do_syscall_64+0x4c/0xa0 [ 45.621520][ T90] ? clear_bhb_loop+0x50/0xa0 [ 45.626213][ T90] ? clear_bhb_loop+0x50/0xa0 [ 45.630903][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.636811][ T90] RIP: 0033:0x7fa7eaf1b407 [ 45.641235][ T90] 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 [ 45.660853][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 45.669301][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 45.677285][ T90] RDX: 000000000000005d RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 45.685264][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 45.693243][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 45.701226][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000042 R15: 00007ffe9e114bc0 [ 45.709209][ T90] [ 45.719074][ T351] FAULT_INJECTION: forcing a failure. [ 45.719074][ T351] name failslab, interval 1, probability 1, space 0, times 957 [ 45.735087][ T101] FAULT_INJECTION: forcing a failure. [ 45.735087][ T101] name failslab, interval 1, probability 1, space 0, times 956 [ 45.738626][ T90] FAULT_INJECTION: forcing a failure. [ 45.738626][ T90] name failslab, interval 1, probability 1, space 0, times 956 [ 45.757373][ T287] FAULT_INJECTION: forcing a failure. [ 45.757373][ T287] name failslab, interval 1, probability 1, space 0, times 956 [ 45.773774][ T101] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 45.780661][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 45.785267][ T306] FAULT_INJECTION: forcing a failure. [ 45.785267][ T306] name failslab, interval 1, probability 1, space 0, times 956 [ 45.790735][ T101] Call Trace: [ 45.790743][ T101] [ 45.790751][ T101] __dump_stack+0x21/0x30 [ 45.814065][ T101] dump_stack_lvl+0x110/0x170 [ 45.818761][ T101] ? show_regs_print_info+0x20/0x20 [ 45.823979][ T101] ? prandom_u32+0x24d/0x290 [ 45.828586][ T101] dump_stack+0x15/0x20 [ 45.832758][ T101] should_fail+0x3ab/0x500 [ 45.837198][ T101] __should_failslab+0xa4/0xe0 [ 45.841976][ T101] should_failslab+0x9/0x20 [ 45.846490][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 45.851538][ T101] kmem_cache_alloc_trace+0x48/0x270 [ 45.856836][ T101] ? uevent_show+0x15d/0x340 [ 45.861438][ T101] uevent_show+0x15d/0x340 [ 45.865908][ T101] dev_attr_show+0x56/0xd0 [ 45.870344][ T101] ? device_get_ownership+0xa0/0xa0 [ 45.875567][ T101] sysfs_kf_seq_show+0x266/0x3d0 [ 45.880607][ T101] kernfs_seq_show+0x119/0x160 [ 45.885384][ T101] seq_read_iter+0x472/0xce0 [ 45.890014][ T101] kernfs_fop_read_iter+0x146/0x460 [ 45.895236][ T101] vfs_read+0x6c0/0xc20 [ 45.899415][ T101] ? kernel_read+0x1f0/0x1f0 [ 45.904019][ T101] ? __kasan_check_read+0x11/0x20 [ 45.909054][ T101] ? __fdget_pos+0x2d9/0x380 [ 45.913651][ T101] ksys_read+0x14a/0x260 [ 45.917905][ T101] ? vfs_write+0xfd0/0xfd0 [ 45.922333][ T101] ? debug_smp_processor_id+0x17/0x20 [ 45.927726][ T101] __x64_sys_read+0x7b/0x90 [ 45.932246][ T101] x64_sys_call+0x96d/0x9a0 [ 45.936759][ T101] do_syscall_64+0x4c/0xa0 [ 45.941181][ T101] ? clear_bhb_loop+0x50/0xa0 [ 45.945868][ T101] ? clear_bhb_loop+0x50/0xa0 [ 45.950641][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 45.956545][ T101] RIP: 0033:0x7f77e2583407 [ 45.960980][ T101] 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 [ 45.980770][ T101] RSP: 002b:00007ffe40d35fd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 [ 45.989205][ T101] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 45.997201][ T101] RDX: 0000000000001000 RSI: 0000555aede5f860 RDI: 000000000000000c [ 46.005200][ T101] RBP: 00007f77e26cbff0 R08: 0000000000000000 R09: 0000000000000000 [ 46.013188][ T101] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a [ 46.021173][ T101] R13: 00007f77e26cbea0 R14: 0000000000000000 R15: 0000555aeddd44e0 [ 46.029155][ T101] [ 46.032300][ T287] CPU: 0 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 46.038880][ T290] FAULT_INJECTION: forcing a failure. [ 46.038880][ T290] name failslab, interval 1, probability 1, space 0, times 956 [ 46.039773][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 46.062595][ T287] Call Trace: [ 46.065905][ T287] [ 46.068850][ T287] __dump_stack+0x21/0x30 [ 46.073197][ T287] dump_stack_lvl+0x110/0x170 [ 46.077888][ T287] ? show_regs_print_info+0x20/0x20 [ 46.083096][ T287] ? prandom_u32+0x24d/0x290 [ 46.087702][ T287] dump_stack+0x15/0x20 [ 46.091865][ T287] should_fail+0x3ab/0x500 [ 46.096292][ T287] __should_failslab+0xa4/0xe0 [ 46.101074][ T287] should_failslab+0x9/0x20 [ 46.105610][ T287] slab_pre_alloc_hook+0x39/0xd0 [ 46.110563][ T287] ? vm_area_dup+0x26/0x210 [ 46.115084][ T287] kmem_cache_alloc+0x44/0x260 [ 46.119893][ T287] vm_area_dup+0x26/0x210 [ 46.124242][ T287] copy_mm+0x963/0x13a0 [ 46.128439][ T287] ? copy_signal+0x5f0/0x5f0 [ 46.133046][ T287] ? __init_rwsem+0xfc/0x1d0 [ 46.137661][ T287] ? copy_signal+0x4cc/0x5f0 [ 46.142295][ T287] copy_process+0x1184/0x3280 [ 46.144410][ T398] FAULT_INJECTION: forcing a failure. [ 46.144410][ T398] name failslab, interval 1, probability 1, space 0, times 955 [ 46.147001][ T287] ? __pidfd_prepare+0x150/0x150 [ 46.164692][ T287] ? vmacache_update+0xb7/0x120 [ 46.169564][ T287] kernel_clone+0x233/0x960 [ 46.174077][ T287] ? __kasan_check_write+0x14/0x20 [ 46.179207][ T287] ? _raw_spin_lock_irq+0x95/0xf0 [ 46.184270][ T287] ? create_io_thread+0x170/0x170 [ 46.189305][ T287] ? recalc_sigpending+0x1ac/0x230 [ 46.194423][ T287] __x64_sys_clone+0x198/0x210 [ 46.199197][ T287] ? __ia32_sys_vfork+0x130/0x130 [ 46.204243][ T287] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 46.210348][ T287] x64_sys_call+0x41f/0x9a0 [ 46.214867][ T287] do_syscall_64+0x4c/0xa0 [ 46.219403][ T287] ? clear_bhb_loop+0x50/0xa0 [ 46.224095][ T287] ? clear_bhb_loop+0x50/0xa0 [ 46.228784][ T287] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.234685][ T287] RIP: 0033:0x7eff41f02912 [ 46.239119][ T287] Code: 89 e7 e8 71 8b f7 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 66 89 c5 85 c0 75 3b 64 48 8b 04 25 10 00 00 [ 46.258746][ T287] RSP: 002b:00007ffdd9590b00 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 46.267175][ T287] RAX: ffffffffffffffda RBX: 00007ffdd9590b00 RCX: 00007eff41f02912 [ 46.275159][ T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 46.283154][ T287] RBP: 00007ffdd9590c8c R08: 0000000000000000 R09: 0000000000000001 [ 46.291242][ T287] R10: 000055558edcd7d0 R11: 0000000000000246 R12: 0000000000000000 [ 46.299225][ T287] R13: 0000000000000000 R14: 0000000000007aee R15: 00007ffdd9590ce0 [ 46.307223][ T287] [ 46.310250][ T398] CPU: 1 PID: 398 Comm: kworker/u4:5 Not tainted syzkaller #0 [ 46.317731][ T398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 46.327819][ T398] Workqueue: writeback wb_workfn (flush-8:0) [ 46.333821][ T398] Call Trace: [ 46.337109][ T398] [ 46.340058][ T398] __dump_stack+0x21/0x30 [ 46.344399][ T398] dump_stack_lvl+0x110/0x170 [ 46.349080][ T398] ? show_regs_print_info+0x20/0x20 [ 46.354286][ T398] ? prandom_u32+0x24d/0x290 [ 46.358888][ T398] dump_stack+0x15/0x20 [ 46.363051][ T398] should_fail+0x3ab/0x500 [ 46.367479][ T398] __should_failslab+0xa4/0xe0 [ 46.372253][ T398] should_failslab+0x9/0x20 [ 46.376776][ T398] slab_pre_alloc_hook+0x39/0xd0 [ 46.381729][ T398] ? mempool_alloc_slab+0x1d/0x30 [ 46.386767][ T398] kmem_cache_alloc+0x44/0x260 [ 46.391546][ T398] ? mempool_free+0x330/0x330 [ 46.396236][ T398] mempool_alloc_slab+0x1d/0x30 [ 46.401093][ T398] mempool_alloc+0x167/0x4c0 [ 46.405697][ T398] ? virtqueue_add+0x3541/0x4210 [ 46.410647][ T398] ? __kasan_check_write+0x14/0x20 [ 46.415782][ T398] ? resched_curr+0x108/0x320 [ 46.420475][ T398] ? mempool_resize+0x880/0x880 [ 46.425358][ T398] ? psi_task_change+0x213/0x370 [ 46.430309][ T398] sg_pool_alloc+0xb0/0xe0 [ 46.434745][ T398] __sg_alloc_table+0x1c1/0x6d0 [ 46.439616][ T398] sg_alloc_table_chained+0x8b/0x1e0 [ 46.444919][ T398] ? sg_alloc_table_chained+0x1e0/0x1e0 [ 46.450480][ T398] scsi_alloc_sgtables+0x292/0x8a0 [ 46.455601][ T398] ? scsi_io_completion_action+0xce0/0xce0 [ 46.461418][ T398] sd_init_command+0x60e/0x2610 [ 46.466292][ T398] scsi_queue_rq+0x176e/0x31c0 [ 46.471069][ T398] blk_mq_dispatch_rq_list+0xa06/0x1c50 [ 46.476630][ T398] ? blk_mq_get_driver_tag+0x920/0x920 [ 46.482108][ T398] blk_mq_do_dispatch_sched+0xadf/0xc90 [ 46.487753][ T398] ? blk_mq_exit_sched+0x590/0x590 [ 46.492880][ T398] __blk_mq_sched_dispatch_requests+0x32c/0x410 [ 46.499136][ T398] ? blk_mq_sched_dispatch_requests+0x1c0/0x1c0 [ 46.505390][ T398] blk_mq_sched_dispatch_requests+0x102/0x1c0 [ 46.511476][ T398] __blk_mq_run_hw_queue+0xf3/0x170 [ 46.516688][ T398] __blk_mq_delay_run_hw_queue+0x17e/0x420 [ 46.522512][ T398] ? blk_mq_delay_run_hw_queue+0x30/0x30 [ 46.528155][ T398] ? sbitmap_any_bit_set+0x119/0x160 [ 46.533448][ T398] blk_mq_run_hw_queue+0x282/0x3a0 [ 46.538598][ T398] blk_mq_sched_insert_requests+0x1cd/0x340 [ 46.544512][ T398] blk_mq_flush_plug_list+0x4e2/0x6b0 [ 46.549901][ T398] ? blk_mq_insert_requests+0x340/0x340 [ 46.555465][ T398] ? dd_prepare_request+0xd/0x40 [ 46.560415][ T398] blk_flush_plug_list+0x404/0x450 [ 46.565544][ T398] ? blk_check_plugged+0x270/0x270 [ 46.570672][ T398] ? preempt_count_add+0x90/0x1b0 [ 46.575706][ T398] ? blk_account_io_start+0x2b8/0x2f0 [ 46.581112][ T398] blk_mq_submit_bio+0xb23/0x1900 [ 46.586152][ T398] ? ktime_get+0x12f/0x160 [ 46.590576][ T398] ? blk_mq_try_issue_list_directly+0x490/0x490 [ 46.596831][ T398] ? __submit_bio+0x900/0x900 [ 46.601517][ T398] ? blk_try_enter_queue+0x165/0x350 [ 46.606812][ T398] __submit_bio+0x817/0x900 [ 46.611328][ T398] ? _raw_spin_trylock_bh+0x150/0x150 [ 46.616718][ T398] ? trace_raw_output_block_rq_remap+0x260/0x260 [ 46.623066][ T398] ? __kasan_check_write+0x14/0x20 [ 46.628191][ T398] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 46.633675][ T398] submit_bio_noacct+0x73b/0x800 [ 46.638627][ T398] ? __this_cpu_preempt_check+0x13/0x20 [ 46.644182][ T398] ? __mod_memcg_lruvec_state+0x122/0x1b0 [ 46.649915][ T398] ? blk_put_request+0x20/0x20 [ 46.654694][ T398] ? fscrypt_mergeable_bio+0x1c6/0x670 [ 46.660164][ T398] ? page_mkclean+0x15a/0x2b0 [ 46.664848][ T398] ? blkcg_set_ioprio+0x1f6/0x320 [ 46.669881][ T398] submit_bio+0x367/0x620 [ 46.674227][ T398] ? submit_bio_noacct+0x800/0x800 [ 46.679345][ T398] ? bio_add_page+0x2c2/0x460 [ 46.684050][ T398] ext4_bio_write_page+0xeff/0x1b40 [ 46.689266][ T398] mpage_submit_page+0x17d/0x220 [ 46.694218][ T398] ext4_writepages+0x19a3/0x30a0 [ 46.699174][ T398] ? ext4_readpage+0x220/0x220 [ 46.703952][ T398] ? __kasan_check_write+0x14/0x20 [ 46.709085][ T398] ? ext4_readpage+0x220/0x220 [ 46.713857][ T398] do_writepages+0x476/0x6d0 [ 46.718468][ T398] ? enqueue_task+0x17f/0x1030 [ 46.723243][ T398] ? __writepage+0x130/0x130 [ 46.727848][ T398] ? __kasan_check_write+0x14/0x20 [ 46.732967][ T398] ? __kasan_check_write+0x14/0x20 [ 46.738089][ T398] ? _raw_spin_lock+0x94/0xf0 [ 46.742783][ T398] __writeback_single_inode+0xd9/0x9e0 [ 46.748258][ T398] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 46.754254][ T398] writeback_sb_inodes+0x9f3/0x1610 [ 46.759468][ T398] ? queue_io+0x4b0/0x4b0 [ 46.763806][ T398] ? down_read_trylock+0x317/0x630 [ 46.768926][ T398] __writeback_inodes_wb+0x127/0x400 [ 46.774312][ T398] wb_writeback+0x3ff/0x990 [ 46.778824][ T398] ? inode_cgwb_move_to_attached+0x3b0/0x3b0 [ 46.784822][ T398] ? set_worker_desc+0x1ba/0x1f0 [ 46.789775][ T398] ? kvm_sched_clock_read+0x18/0x40 [ 46.794981][ T398] ? __kasan_check_write+0x14/0x20 [ 46.800106][ T398] ? cpumask_next+0x7c/0xa0 [ 46.804627][ T398] wb_workfn+0xa49/0xf30 [ 46.808884][ T398] ? inode_wait_for_writeback+0x220/0x220 [ 46.814615][ T398] ? compat_start_thread+0x20/0x20 [ 46.819738][ T398] ? finish_task_switch+0x16b/0x790 [ 46.824945][ T398] ? switch_mm_irqs_off+0x730/0x960 [ 46.830158][ T398] ? __schedule+0xbd7/0x14a0 [ 46.834850][ T398] process_one_work+0x6c8/0xbb0 [ 46.839715][ T398] worker_thread+0xaa0/0x1250 [ 46.844432][ T398] ? __kasan_check_read+0x11/0x20 [ 46.849472][ T398] kthread+0x3f5/0x4f0 [ 46.853577][ T398] ? worker_clr_flags+0x190/0x190 [ 46.858700][ T398] ? kthread_blkcg+0xd0/0xd0 [ 46.863301][ T398] ret_from_fork+0x1f/0x30 [ 46.867756][ T398] [ 46.880687][ T290] CPU: 1 PID: 290 Comm: syz-executor Not tainted syzkaller #0 [ 46.888204][ T290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 46.898270][ T290] Call Trace: [ 46.901559][ T290] [ 46.904503][ T290] __dump_stack+0x21/0x30 [ 46.909020][ T290] dump_stack_lvl+0x110/0x170 [ 46.913711][ T290] ? show_regs_print_info+0x20/0x20 [ 46.918923][ T290] ? prandom_u32+0x24d/0x290 [ 46.923528][ T290] dump_stack+0x15/0x20 [ 46.927694][ T290] should_fail+0x3ab/0x500 [ 46.932124][ T290] __should_failslab+0xa4/0xe0 [ 46.936898][ T290] should_failslab+0x9/0x20 [ 46.941442][ T290] slab_pre_alloc_hook+0x39/0xd0 [ 46.946398][ T290] ? security_file_alloc+0x33/0x120 [ 46.951614][ T290] kmem_cache_alloc+0x44/0x260 [ 46.956411][ T290] security_file_alloc+0x33/0x120 [ 46.961453][ T290] __alloc_file+0xb5/0x2a0 [ 46.965881][ T290] alloc_empty_file+0x97/0x180 [ 46.970656][ T290] alloc_file+0x59/0x580 [ 46.974922][ T290] alloc_file_pseudo+0x180/0x200 [ 46.979870][ T290] ? alloc_empty_file_noaccount+0x80/0x80 [ 46.985604][ T290] sock_alloc_file+0xba/0x260 [ 46.990291][ T290] __sys_socket+0x12b/0x190 [ 46.994811][ T290] __x64_sys_socket+0x7a/0x90 [ 46.999522][ T290] x64_sys_call+0x8c5/0x9a0 [ 47.004034][ T290] do_syscall_64+0x4c/0xa0 [ 47.008477][ T290] ? clear_bhb_loop+0x50/0xa0 [ 47.013168][ T290] ? clear_bhb_loop+0x50/0xa0 [ 47.017856][ T290] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.023758][ T290] RIP: 0033:0x7fe9805ed707 [ 47.028272][ 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 [ 47.047889][ T290] RSP: 002b:00007ffd610d6158 EFLAGS: 00000206 ORIG_RAX: 0000000000000029 [ 47.056311][ T290] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe9805ed707 [ 47.064299][ T290] RDX: 0000000000000006 RSI: 0000000000000001 RDI: 0000000000000002 [ 47.072280][ T290] RBP: 00007ffd610d688c R08: 0000000000000000 R09: 0000000000000000 [ 47.080266][ T290] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fe98083bfc0 [ 47.088243][ T290] R13: 000055555fee48d0 R14: 00000000000075d0 R15: 00007fe98083e180 [ 47.096234][ T290] [ 47.099374][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 47.106164][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.116240][ T90] Call Trace: [ 47.119532][ T90] [ 47.122479][ T90] __dump_stack+0x21/0x30 [ 47.126840][ T90] dump_stack_lvl+0x110/0x170 [ 47.131554][ T90] ? show_regs_print_info+0x20/0x20 [ 47.136950][ T90] ? prandom_u32+0x24d/0x290 [ 47.141566][ T90] dump_stack+0x15/0x20 [ 47.145741][ T90] should_fail+0x3ab/0x500 [ 47.150181][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.155487][ T90] __should_failslab+0xa4/0xe0 [ 47.160278][ T90] should_failslab+0x9/0x20 [ 47.164799][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 47.169756][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.175061][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.180366][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 47.185667][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.190972][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 47.196287][ T90] __alloc_skb+0x210/0x730 [ 47.200814][ T90] alloc_skb_with_frags+0xa8/0x620 [ 47.205943][ T90] ? memcpy+0x56/0x70 [ 47.209952][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 47.215261][ T90] ? sock_kzfree_s+0x60/0x60 [ 47.219868][ T90] ? __kasan_check_write+0x14/0x20 [ 47.224998][ T90] ? _raw_spin_lock+0x94/0xf0 [ 47.229695][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 47.235084][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 47.240243][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 47.247975][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 47.253459][ T90] __sys_sendto+0x46d/0x620 [ 47.257989][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 47.263399][ T90] ? __kasan_check_write+0x14/0x20 [ 47.268562][ T90] __x64_sys_sendto+0xe5/0x100 [ 47.273864][ T90] x64_sys_call+0x178/0x9a0 [ 47.278388][ T90] do_syscall_64+0x4c/0xa0 [ 47.282819][ T90] ? clear_bhb_loop+0x50/0xa0 [ 47.287511][ T90] ? clear_bhb_loop+0x50/0xa0 [ 47.292203][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.298112][ T90] RIP: 0033:0x7fa7eaf1b407 [ 47.302627][ T90] 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 [ 47.322268][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 47.330694][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 47.338679][ T90] RDX: 000000000000004c RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 47.346662][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 47.354647][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 47.362628][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000031 R15: 00007ffe9e114bc0 [ 47.370610][ T90] [ 47.373666][ T306] CPU: 0 PID: 306 Comm: kworker/0:3 Not tainted syzkaller #0 [ 47.381072][ T306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.391157][ T306] Workqueue: events rht_deferred_worker [ 47.396736][ T306] Call Trace: [ 47.400033][ T306] [ 47.402978][ T306] __dump_stack+0x21/0x30 [ 47.407330][ T306] dump_stack_lvl+0x110/0x170 [ 47.412026][ T306] ? show_regs_print_info+0x20/0x20 [ 47.417243][ T306] dump_stack+0x15/0x20 [ 47.421415][ T306] should_fail+0x3ab/0x500 [ 47.425849][ T306] __should_failslab+0xa4/0xe0 [ 47.430638][ T306] should_failslab+0x9/0x20 [ 47.435155][ T306] slab_pre_alloc_hook+0x39/0xd0 [ 47.440131][ T306] __kmalloc+0x6d/0x2c0 [ 47.444304][ T306] ? kvmalloc_node+0x211/0x320 [ 47.449130][ T306] kvmalloc_node+0x211/0x320 [ 47.453951][ T306] ? __kasan_check_write+0x14/0x20 [ 47.459082][ T306] ? mutex_lock+0x9b/0x1c0 [ 47.463519][ T306] ? vm_mmap+0xb0/0xb0 [ 47.467644][ T306] ? start_thread_common+0x190/0x240 [ 47.473042][ T306] rht_deferred_worker+0x1199/0x1590 [ 47.478352][ T306] ? finish_task_switch+0x16b/0x790 [ 47.483688][ T306] process_one_work+0x6c8/0xbb0 [ 47.488563][ T306] worker_thread+0xaa0/0x1250 [ 47.493263][ T306] ? __kasan_check_read+0x11/0x20 [ 47.498306][ T306] kthread+0x3f5/0x4f0 [ 47.502485][ T306] ? worker_clr_flags+0x190/0x190 [ 47.507527][ T306] ? kthread_blkcg+0xd0/0xd0 [ 47.512132][ T306] ret_from_fork+0x1f/0x30 [ 47.516580][ T306] [ 47.519615][ T351] CPU: 1 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 47.526495][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.536563][ T351] Call Trace: [ 47.539857][ T351] [ 47.542804][ T351] __dump_stack+0x21/0x30 [ 47.547158][ T351] dump_stack_lvl+0x110/0x170 [ 47.551847][ T351] ? show_regs_print_info+0x20/0x20 [ 47.557078][ T351] dump_stack+0x15/0x20 [ 47.561246][ T351] should_fail+0x3ab/0x500 [ 47.565678][ T351] __should_failslab+0xa4/0xe0 [ 47.570457][ T351] should_failslab+0x9/0x20 [ 47.574973][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 47.579923][ T351] ? getname_flags+0xba/0x510 [ 47.584615][ T351] kmem_cache_alloc+0x44/0x260 [ 47.589436][ T351] getname_flags+0xba/0x510 [ 47.593974][ T351] user_path_at_empty+0x2f/0x1c0 [ 47.598924][ T351] vfs_statx+0x109/0xa20 [ 47.603186][ T351] ? vfs_fstatat+0x40/0x40 [ 47.607613][ T351] ? _raw_spin_lock+0x94/0xf0 [ 47.612340][ T351] ? _raw_spin_trylock_bh+0x150/0x150 [ 47.617735][ T351] __se_sys_newfstatat+0x10e/0x3d0 [ 47.622868][ T351] ? __x64_sys_newfstatat+0xb0/0xb0 [ 47.628077][ T351] ? __kasan_check_write+0x14/0x20 [ 47.633212][ T351] ? lockref_put_or_lock+0x114/0x180 [ 47.638523][ T351] ? mntput+0x5f/0xc0 [ 47.642520][ T351] ? path_put+0x57/0x60 [ 47.646692][ T351] __x64_sys_newfstatat+0x9b/0xb0 [ 47.651731][ T351] x64_sys_call+0x2c1/0x9a0 [ 47.656247][ T351] do_syscall_64+0x4c/0xa0 [ 47.660706][ T351] ? clear_bhb_loop+0x50/0xa0 [ 47.665395][ T351] ? clear_bhb_loop+0x50/0xa0 [ 47.670082][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.675998][ T351] RIP: 0033:0x7f77e25edb0a [ 47.680431][ T351] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 47.700046][ T351] RSP: 002b:00007ffe40d38e78 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 47.708468][ T351] RAX: ffffffffffffffda RBX: 000000000000000f RCX: 00007f77e25edb0a [ 47.716453][ T351] RDX: 00007ffe40d38e80 RSI: 00007ffe40d38f50 RDI: 00000000ffffff9c [ 47.724435][ T351] RBP: 00007ffe40d39f90 R08: 0000000000000064 R09: 0000000000000000 [ 47.732425][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d39fa0 [ 47.740411][ T351] R13: 0000000000000000 R14: 0000000000000008 R15: 0000555aeddd9120 [ 47.748401][ T351] [ 47.762039][ T101] FAULT_INJECTION: forcing a failure. [ 47.762039][ T101] name failslab, interval 1, probability 1, space 0, times 951 [ 47.777856][ T101] CPU: 0 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 47.784756][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 47.794836][ T101] Call Trace: [ 47.798135][ T101] [ 47.801087][ T101] __dump_stack+0x21/0x30 [ 47.805443][ T101] dump_stack_lvl+0x110/0x170 [ 47.810228][ T101] ? show_regs_print_info+0x20/0x20 [ 47.813711][ T351] FAULT_INJECTION: forcing a failure. [ 47.813711][ T351] name failslab, interval 1, probability 1, space 0, times 948 [ 47.815448][ T101] dump_stack+0x15/0x20 [ 47.832361][ T101] should_fail+0x3ab/0x500 [ 47.836799][ T101] __should_failslab+0xa4/0xe0 [ 47.841578][ T101] should_failslab+0x9/0x20 [ 47.846094][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 47.851053][ T101] ? getname_flags+0xba/0x510 [ 47.855741][ T101] kmem_cache_alloc+0x44/0x260 [ 47.860544][ T101] getname_flags+0xba/0x510 [ 47.865065][ T101] user_path_at_empty+0x2f/0x1c0 [ 47.870021][ T101] do_readlinkat+0xd9/0x490 [ 47.874539][ T101] ? __x64_sys_getdents64+0x90/0x90 [ 47.879756][ T101] ? cp_old_stat+0x4a0/0x4a0 [ 47.884385][ T101] ? ____fput+0x15/0x20 [ 47.888555][ T101] ? debug_smp_processor_id+0x17/0x20 [ 47.893945][ T101] __x64_sys_readlink+0x7f/0x90 [ 47.898809][ T101] x64_sys_call+0x93c/0x9a0 [ 47.901829][ T277] FAULT_INJECTION: forcing a failure. [ 47.901829][ T277] name failslab, interval 1, probability 1, space 0, times 948 [ 47.903324][ T101] do_syscall_64+0x4c/0xa0 [ 47.918870][ T90] FAULT_INJECTION: forcing a failure. [ 47.918870][ T90] name failslab, interval 1, probability 1, space 0, times 948 [ 47.920498][ T101] ? clear_bhb_loop+0x50/0xa0 [ 47.937932][ T101] ? clear_bhb_loop+0x50/0xa0 [ 47.942631][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.948559][ T101] RIP: 0033:0x7f77e25f13a7 [ 47.952988][ T101] Code: 00 00 90 48 83 ec 10 48 63 ff 45 31 c9 45 31 c0 6a 00 31 c9 e8 8a 20 f9 ff 48 83 c4 18 c3 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 21 ba 0d 00 f7 d8 64 89 02 48 [ 47.972695][ T101] RSP: 002b:00007ffe40d39828 EFLAGS: 00000246 ORIG_RAX: 0000000000000059 [ 47.981130][ T101] RAX: ffffffffffffffda RBX: 00007ffe40d39d00 RCX: 00007f77e25f13a7 [ 47.989122][ T101] RDX: 0000000000000400 RSI: 00007ffe40d39830 RDI: 00007ffe40d39d00 [ 47.997197][ T101] RBP: 00007ffe40d39830 R08: 0000555aeddc9934 R09: 0000000000000001 [ 48.005193][ T101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000400 [ 48.013188][ T101] R13: 0000000000000100 R14: 0000555aeadcfbe0 R15: 00007ffe40d3a790 [ 48.021180][ T101] [ 48.024215][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 48.031127][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.041193][ T90] Call Trace: [ 48.044568][ T90] [ 48.047508][ T90] __dump_stack+0x21/0x30 [ 48.051866][ T90] dump_stack_lvl+0x110/0x170 [ 48.056560][ T90] ? show_regs_print_info+0x20/0x20 [ 48.061860][ T90] ? prandom_u32+0x24d/0x290 [ 48.066469][ T90] dump_stack+0x15/0x20 [ 48.070634][ T90] should_fail+0x3ab/0x500 [ 48.075064][ T90] __should_failslab+0xa4/0xe0 [ 48.079845][ T90] should_failslab+0x9/0x20 [ 48.084360][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 48.089309][ T90] ? __alloc_skb+0xe4/0x730 [ 48.093836][ T90] kmem_cache_alloc+0x44/0x260 [ 48.098616][ T90] __alloc_skb+0xe4/0x730 [ 48.102956][ T90] alloc_skb_with_frags+0xa8/0x620 [ 48.108085][ T90] ? memcpy+0x56/0x70 [ 48.112084][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 48.117302][ T90] ? sock_kzfree_s+0x60/0x60 [ 48.121907][ T90] ? __kasan_check_write+0x14/0x20 [ 48.127034][ T90] ? _raw_spin_lock+0x94/0xf0 [ 48.131727][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 48.137136][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 48.142268][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 48.147222][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 48.152697][ T90] __sys_sendto+0x46d/0x620 [ 48.157211][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 48.162602][ T90] __x64_sys_sendto+0xe5/0x100 [ 48.167379][ T90] x64_sys_call+0x178/0x9a0 [ 48.172024][ T90] do_syscall_64+0x4c/0xa0 [ 48.176451][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.181142][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.185832][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.191740][ T90] RIP: 0033:0x7fa7eaf1b407 [ 48.196166][ T90] 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 [ 48.215783][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 48.224218][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 48.232289][ T90] RDX: 000000000000004a RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 48.240275][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 48.248264][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 48.256246][ T90] R13: 00007ffe9e114bc0 R14: 000000000000002f R15: 00007ffe9e114bc0 [ 48.264236][ T90] [ 48.267805][ T351] CPU: 1 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 48.274694][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.284901][ T351] Call Trace: [ 48.288197][ T351] [ 48.291145][ T351] __dump_stack+0x21/0x30 [ 48.295489][ T351] dump_stack_lvl+0x110/0x170 [ 48.300178][ T351] ? show_regs_print_info+0x20/0x20 [ 48.305525][ T351] ? prandom_u32+0x24d/0x290 [ 48.310133][ T351] dump_stack+0x15/0x20 [ 48.314303][ T351] should_fail+0x3ab/0x500 [ 48.318735][ T351] __should_failslab+0xa4/0xe0 [ 48.323515][ T351] should_failslab+0x9/0x20 [ 48.328029][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 48.332977][ T351] ? shmem_alloc_inode+0x1a/0x30 [ 48.337925][ T351] kmem_cache_alloc+0x44/0x260 [ 48.342798][ T351] ? shmem_match+0x160/0x160 [ 48.347405][ T351] shmem_alloc_inode+0x1a/0x30 [ 48.352182][ T351] new_inode_pseudo+0x62/0x210 [ 48.356982][ T351] new_inode+0x28/0x1e0 [ 48.361154][ T351] shmem_get_inode+0x343/0x9d0 [ 48.365932][ T351] shmem_mknod+0x5c/0x1c0 [ 48.370275][ T351] shmem_create+0x2c/0x40 [ 48.374616][ T351] ? shmem_fallocate+0xd30/0xd30 [ 48.379660][ T351] path_openat+0x15e6/0x2f80 [ 48.384269][ T351] ? do_filp_open+0x400/0x400 [ 48.388964][ T351] do_filp_open+0x1df/0x400 [ 48.393481][ T351] ? vfs_tmpfile+0x2d0/0x2d0 [ 48.398092][ T351] do_sys_openat2+0x15e/0x7f0 [ 48.402779][ T351] ? __kasan_slab_free+0x11/0x20 [ 48.407727][ T351] ? slab_free_freelist_hook+0xc2/0x190 [ 48.413292][ T351] ? do_sys_open+0xe0/0xe0 [ 48.417730][ T351] __x64_sys_openat+0x136/0x160 [ 48.422598][ T351] x64_sys_call+0x219/0x9a0 [ 48.427118][ T351] do_syscall_64+0x4c/0xa0 [ 48.431548][ T351] ? clear_bhb_loop+0x50/0xa0 [ 48.436234][ T351] ? clear_bhb_loop+0x50/0xa0 [ 48.440926][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.446827][ T351] RIP: 0033:0x7f77e2583407 [ 48.451274][ T351] 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 [ 48.470990][ T351] RSP: 002b:00007ffe40d39a20 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 48.479428][ T351] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 48.487443][ T351] RDX: 0000000000080241 RSI: 00007ffe40d39f80 RDI: ffffffffffffff9c [ 48.495614][ T351] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 48.503616][ T351] R10: 00000000000001b6 R11: 0000000000000202 R12: 0000555aeadcbdfc [ 48.511608][ T351] R13: 0000555aeadcbdfc R14: 0000000000000001 R15: 0000555aeddd9120 [ 48.519618][ T351] [ 48.524130][ T277] CPU: 1 PID: 277 Comm: syz-executor Not tainted syzkaller #0 [ 48.531638][ T277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.541516][ T90] FAULT_INJECTION: forcing a failure. [ 48.541516][ T90] name failslab, interval 1, probability 1, space 0, times 947 [ 48.541728][ T277] Call Trace: [ 48.541737][ T277] [ 48.560930][ T277] __dump_stack+0x21/0x30 [ 48.565293][ T277] dump_stack_lvl+0x110/0x170 [ 48.569992][ T277] ? show_regs_print_info+0x20/0x20 [ 48.575221][ T277] ? prandom_u32+0x24d/0x290 [ 48.579843][ T277] dump_stack+0x15/0x20 [ 48.584023][ T277] should_fail+0x3ab/0x500 [ 48.588477][ T277] __should_failslab+0xa4/0xe0 [ 48.593267][ T277] should_failslab+0x9/0x20 [ 48.597797][ T277] slab_pre_alloc_hook+0x39/0xd0 [ 48.602760][ T277] ? security_inode_alloc+0x33/0x110 [ 48.608076][ T277] kmem_cache_alloc+0x44/0x260 [ 48.612876][ T277] security_inode_alloc+0x33/0x110 [ 48.618113][ T277] inode_init_always+0x72c/0x9b0 [ 48.623074][ T277] new_inode_pseudo+0x91/0x210 [ 48.627857][ T277] create_pipe_files+0x4f/0x6c0 [ 48.632720][ T277] __do_pipe_flags+0x4f/0x200 [ 48.637410][ T277] do_pipe2+0xa7/0x190 [ 48.641491][ T277] ? pipe_fcntl+0x510/0x510 [ 48.646043][ T277] ? __ia32_sys_read+0x90/0x90 [ 48.650828][ T277] ? debug_smp_processor_id+0x17/0x20 [ 48.656223][ T277] __x64_sys_pipe2+0x5a/0x70 [ 48.660831][ T277] x64_sys_call+0x354/0x9a0 [ 48.665360][ T277] do_syscall_64+0x4c/0xa0 [ 48.669789][ T277] ? clear_bhb_loop+0x50/0xa0 [ 48.674482][ T277] ? clear_bhb_loop+0x50/0xa0 [ 48.679186][ T277] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.685101][ T277] RIP: 0033:0x7fdad0697ec9 [ 48.689533][ T277] 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 [ 48.709152][ T277] RSP: 002b:00007ffd34fb60f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125 [ 48.717590][ T277] RAX: ffffffffffffffda RBX: 00005555612407f0 RCX: 00007fdad0697ec9 [ 48.725576][ T277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd34fb6110 [ 48.733564][ T277] RBP: 00007ffd34fb61e0 R08: 0000000000000000 R09: 0000000000000000 [ 48.741567][ T277] R10: 0000000000000000 R11: 0000000000000246 R12: 00005555612407f0 [ 48.749560][ T277] R13: 0000000000000040 R14: 0000000000000001 R15: 0000000000000000 [ 48.757545][ T277] [ 48.760580][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 48.767460][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 48.768160][ T352] FAULT_INJECTION: forcing a failure. [ 48.768160][ T352] name failslab, interval 1, probability 1, space 0, times 946 [ 48.777540][ T90] Call Trace: [ 48.777547][ T90] [ 48.777555][ T90] __dump_stack+0x21/0x30 [ 48.777578][ T90] dump_stack_lvl+0x110/0x170 [ 48.791844][ T101] FAULT_INJECTION: forcing a failure. [ 48.791844][ T101] name failslab, interval 1, probability 1, space 0, times 946 [ 48.793630][ T90] ? show_regs_print_info+0x20/0x20 [ 48.823631][ T90] ? prandom_u32+0x24d/0x290 [ 48.828257][ T90] dump_stack+0x15/0x20 [ 48.832431][ T90] should_fail+0x3ab/0x500 [ 48.836865][ T90] __should_failslab+0xa4/0xe0 [ 48.841649][ T90] should_failslab+0x9/0x20 [ 48.846163][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 48.851114][ T90] ? __alloc_skb+0xe4/0x730 [ 48.855639][ T90] kmem_cache_alloc+0x44/0x260 [ 48.860442][ T90] __alloc_skb+0xe4/0x730 [ 48.864790][ T90] alloc_skb_with_frags+0xa8/0x620 [ 48.869923][ T90] ? memcpy+0x56/0x70 [ 48.873929][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 48.879144][ T90] ? sock_kzfree_s+0x60/0x60 [ 48.883753][ T90] ? __kasan_check_write+0x14/0x20 [ 48.888883][ T90] ? _raw_spin_lock+0x94/0xf0 [ 48.893580][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 48.898976][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 48.904117][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 48.909073][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 48.914548][ T90] __sys_sendto+0x46d/0x620 [ 48.919155][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 48.920718][ C1] FAULT_INJECTION: forcing a failure. [ 48.920718][ C1] name failslab, interval 1, probability 1, space 0, times 946 [ 48.924552][ T90] ? kvm_sched_clock_read+0x18/0x40 [ 48.942510][ T90] ? __kasan_check_write+0x14/0x20 [ 48.947641][ T90] __x64_sys_sendto+0xe5/0x100 [ 48.952418][ T90] x64_sys_call+0x178/0x9a0 [ 48.956936][ T90] do_syscall_64+0x4c/0xa0 [ 48.961362][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.966052][ T90] ? clear_bhb_loop+0x50/0xa0 [ 48.970743][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.976654][ T90] RIP: 0033:0x7fa7eaf1b407 [ 48.981083][ T90] 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 [ 49.000712][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 49.009147][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 49.017136][ T90] RDX: 000000000000004e RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 49.025125][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 49.033111][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 49.041094][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000033 R15: 00007ffe9e114bc0 [ 49.049081][ T90] [ 49.052117][ C1] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 49.059009][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 49.069093][ C1] Call Trace: [ 49.071760][ T315] FAULT_INJECTION: forcing a failure. [ 49.071760][ T315] name failslab, interval 1, probability 1, space 0, times 946 [ 49.072389][ C1] [ 49.088005][ C1] __dump_stack+0x21/0x30 [ 49.092356][ C1] dump_stack_lvl+0x110/0x170 [ 49.097045][ C1] ? show_regs_print_info+0x20/0x20 [ 49.102252][ C1] ? prandom_u32+0x24d/0x290 [ 49.106859][ C1] dump_stack+0x15/0x20 [ 49.111020][ C1] should_fail+0x3ab/0x500 [ 49.115444][ C1] __should_failslab+0xa4/0xe0 [ 49.120216][ C1] should_failslab+0x9/0x20 [ 49.124733][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 49.129676][ C1] ? __alloc_skb+0xe4/0x730 [ 49.134191][ C1] kmem_cache_alloc+0x44/0x260 [ 49.138970][ C1] __alloc_skb+0xe4/0x730 [ 49.143328][ C1] wg_packet_send_keepalive+0x62/0x1c0 [ 49.148792][ C1] ? wg_expired_send_persistent_keepalive+0x44/0x80 [ 49.155413][ C1] wg_expired_send_persistent_keepalive+0x53/0x80 [ 49.161842][ C1] ? wg_expired_zero_key_material+0x170/0x170 [ 49.167925][ C1] call_timer_fn+0x38/0x290 [ 49.172556][ C1] ? wg_expired_zero_key_material+0x170/0x170 [ 49.178651][ C1] __run_timers+0x637/0x9a0 [ 49.183186][ C1] ? calc_index+0x200/0x200 [ 49.187703][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 49.192585][ C1] run_timer_softirq+0x6a/0xf0 [ 49.197363][ C1] handle_softirqs+0x250/0x560 [ 49.202142][ C1] __irq_exit_rcu+0x52/0xf0 [ 49.206671][ C1] irq_exit_rcu+0x9/0x10 [ 49.210924][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 49.216566][ C1] [ 49.219521][ C1] [ 49.222461][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 49.228456][ C1] RIP: 0010:__printk_wait_on_cpu_lock+0xb/0x40 [ 49.234622][ C1] Code: 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 fc e4 56 00 4c 89 33 5b 41 5c 41 5e 41 5f 5d c3 55 48 89 e5 e8 d7 74 17 00 f3 90 <48> c7 c7 80 1f 71 86 be 04 00 00 00 e8 14 e6 56 00 8b 05 5e dd 1e [ 49.254246][ C1] RSP: 0018:ffffc90008d5f930 EFLAGS: 00000293 [ 49.260317][ C1] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff88810feb0000 [ 49.268295][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 49.276272][ C1] RBP: ffffc90008d5f930 R08: 0000000000000003 R09: 0000000000000004 [ 49.284248][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 49.292226][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff920011abf28 [ 49.300205][ C1] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 49.305850][ C1] dump_stack_lvl+0xce/0x170 [ 49.310452][ C1] ? show_regs_print_info+0x20/0x20 [ 49.315663][ C1] dump_stack+0x15/0x20 [ 49.319935][ C1] should_fail+0x3ab/0x500 [ 49.324364][ C1] __should_failslab+0xa4/0xe0 [ 49.329140][ C1] should_failslab+0x9/0x20 [ 49.333743][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 49.338959][ C1] ? getname_flags+0xba/0x510 [ 49.343686][ C1] kmem_cache_alloc+0x44/0x260 [ 49.348567][ C1] getname_flags+0xba/0x510 [ 49.353082][ C1] user_path_at_empty+0x2f/0x1c0 [ 49.358034][ C1] vfs_statx+0x109/0xa20 [ 49.362296][ C1] ? vfs_fstatat+0x40/0x40 [ 49.366730][ C1] __se_sys_newfstatat+0x10e/0x3d0 [ 49.371853][ C1] ? kmem_cache_free+0x100/0x320 [ 49.376802][ C1] ? __x64_sys_newfstatat+0xb0/0xb0 [ 49.382014][ C1] ? mntput_no_expire+0x100/0x6b0 [ 49.387051][ C1] ? __kasan_slab_free+0x11/0x20 [ 49.392004][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 49.397558][ C1] ? vfs_submount+0xb0/0xb0 [ 49.402071][ C1] ? __kasan_check_write+0x14/0x20 [ 49.407191][ C1] ? lockref_put_return+0xca/0xe0 [ 49.412228][ C1] ? mntput+0x5f/0xc0 [ 49.416235][ C1] __x64_sys_newfstatat+0x9b/0xb0 [ 49.421273][ C1] x64_sys_call+0x2c1/0x9a0 [ 49.425786][ C1] do_syscall_64+0x4c/0xa0 [ 49.430215][ C1] ? clear_bhb_loop+0x50/0xa0 [ 49.434905][ C1] ? clear_bhb_loop+0x50/0xa0 [ 49.439590][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.445501][ C1] RIP: 0033:0x7f77e25edb0a [ 49.449933][ C1] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 49.469556][ C1] RSP: 002b:00007ffe40d34cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 49.477985][ C1] RAX: ffffffffffffffda RBX: 00007ffe40d35190 RCX: 00007f77e25edb0a [ 49.485972][ C1] RDX: 00007ffe40d34d00 RSI: 00007ffe40d35190 RDI: 00000000ffffff9c [ 49.494226][ C1] RBP: 0000555aedb7f2c0 R08: 0000000000000000 R09: 0000000000000020 [ 49.502224][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d34d90 [ 49.510214][ C1] R13: 00007ffe40d355c5 R14: 0000555aeadd2ca4 R15: 0000555aeadd2bcc [ 49.518233][ C1] [ 49.521597][ T315] CPU: 0 PID: 315 Comm: udevd Not tainted syzkaller #0 [ 49.528527][ T315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 49.538610][ T315] Call Trace: [ 49.541915][ T315] [ 49.544889][ T315] __dump_stack+0x21/0x30 [ 49.549244][ T315] dump_stack_lvl+0x110/0x170 [ 49.553950][ T315] ? show_regs_print_info+0x20/0x20 [ 49.559187][ T315] dump_stack+0x15/0x20 [ 49.563369][ T315] should_fail+0x3ab/0x500 [ 49.567813][ T315] __should_failslab+0xa4/0xe0 [ 49.572600][ T315] should_failslab+0x9/0x20 [ 49.577132][ T315] slab_pre_alloc_hook+0x39/0xd0 [ 49.582544][ T315] ? seq_open+0x61/0x130 [ 49.586811][ T315] kmem_cache_alloc+0x44/0x260 [ 49.591595][ T315] seq_open+0x61/0x130 [ 49.595688][ T315] kernfs_fop_open+0x501/0xbb0 [ 49.600479][ T315] ? kernfs_fop_mmap+0x400/0x400 [ 49.605432][ T315] do_dentry_open+0x82a/0x1010 [ 49.610215][ T315] vfs_open+0x73/0x80 [ 49.614304][ T315] path_openat+0x26e6/0x2f80 [ 49.618922][ T315] ? __kasan_slab_alloc+0xc9/0xe0 [ 49.624051][ T315] ? slab_post_alloc_hook+0x4f/0x2b0 [ 49.629352][ T315] ? __x64_sys_openat+0x136/0x160 [ 49.634390][ T315] ? x64_sys_call+0x219/0x9a0 [ 49.639081][ T315] ? do_syscall_64+0x4c/0xa0 [ 49.643706][ T315] ? do_filp_open+0x400/0x400 [ 49.648403][ T315] do_filp_open+0x1df/0x400 [ 49.653019][ T315] ? vfs_tmpfile+0x2d0/0x2d0 [ 49.657631][ T315] do_sys_openat2+0x15e/0x7f0 [ 49.662338][ T315] ? ____kasan_slab_free+0x130/0x160 [ 49.667637][ T315] ? slab_free_freelist_hook+0xc2/0x190 [ 49.673197][ T315] ? do_sys_open+0xe0/0xe0 [ 49.677650][ T315] ? __se_sys_flock+0x47c/0x5b0 [ 49.682530][ T315] __x64_sys_openat+0x136/0x160 [ 49.687399][ T315] x64_sys_call+0x219/0x9a0 [ 49.691915][ T315] do_syscall_64+0x4c/0xa0 [ 49.696367][ T315] ? clear_bhb_loop+0x50/0xa0 [ 49.701067][ T315] ? clear_bhb_loop+0x50/0xa0 [ 49.705757][ T315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.711660][ T315] RIP: 0033:0x7f77e2583407 [ 49.716095][ T315] 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 [ 49.735713][ T315] RSP: 002b:00007ffe40d318c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 49.744147][ T315] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 49.752154][ T315] RDX: 0000000000080000 RSI: 00007ffe40d31a40 RDI: ffffffffffffff9c [ 49.760266][ T315] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 49.768252][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555aeadcb7f5 [ 49.776239][ T315] R13: 0000555aeadcb7f5 R14: 0000000000000001 R15: 0000555aeade6140 [ 49.784406][ T315] [ 49.787436][ T101] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 49.794314][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 49.795731][ T90] FAULT_INJECTION: forcing a failure. [ 49.795731][ T90] name failslab, interval 1, probability 1, space 0, times 943 [ 49.804389][ T101] Call Trace: [ 49.804397][ T101] [ 49.804404][ T101] __dump_stack+0x21/0x30 [ 49.827717][ T101] dump_stack_lvl+0x110/0x170 [ 49.832409][ T101] ? show_regs_print_info+0x20/0x20 [ 49.837624][ T101] ? prandom_u32+0x24d/0x290 [ 49.842233][ T101] dump_stack+0x15/0x20 [ 49.846399][ T101] should_fail+0x3ab/0x500 [ 49.850833][ T101] __should_failslab+0xa4/0xe0 [ 49.855611][ T101] should_failslab+0x9/0x20 [ 49.860134][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 49.865083][ T101] ? security_file_alloc+0x33/0x120 [ 49.870298][ T101] kmem_cache_alloc+0x44/0x260 [ 49.875078][ T101] security_file_alloc+0x33/0x120 [ 49.880121][ T101] __alloc_file+0xb5/0x2a0 [ 49.884556][ T101] alloc_empty_file+0x97/0x180 [ 49.889363][ T101] path_openat+0xf4/0x2f80 [ 49.893795][ T101] ? __stack_depot_save+0x34/0x480 [ 49.898929][ T101] ? __kasan_slab_alloc+0xc9/0xe0 [ 49.903973][ T101] ? __kasan_slab_alloc+0xb7/0xe0 [ 49.909098][ T101] ? slab_post_alloc_hook+0x4f/0x2b0 [ 49.914402][ T101] ? kmem_cache_alloc+0xf7/0x260 [ 49.919358][ T101] ? getname_flags+0xba/0x510 [ 49.924052][ T101] ? getname+0x19/0x20 [ 49.928136][ T101] ? do_sys_openat2+0xeb/0x7f0 [ 49.932908][ T101] ? __x64_sys_openat+0x136/0x160 [ 49.937940][ T101] ? x64_sys_call+0x219/0x9a0 [ 49.942624][ T101] ? do_syscall_64+0x4c/0xa0 [ 49.947221][ T101] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 49.953295][ T101] ? do_filp_open+0x400/0x400 [ 49.957984][ T101] do_filp_open+0x1df/0x400 [ 49.962510][ T101] ? vfs_tmpfile+0x2d0/0x2d0 [ 49.967203][ T101] do_sys_openat2+0x15e/0x7f0 [ 49.971887][ T101] ? __kasan_check_read+0x11/0x20 [ 49.976924][ T101] ? __fdget+0x15b/0x230 [ 49.981187][ T101] ? __x64_sys_recvmsg+0x216/0x2d0 [ 49.986322][ T101] ? do_sys_open+0xe0/0xe0 [ 49.990760][ T101] ? ___sys_recvmsg+0x5c0/0x5c0 [ 49.995633][ T101] ? __x64_sys_epoll_wait+0x1d4/0x220 [ 50.001021][ T101] __x64_sys_openat+0x136/0x160 [ 50.005886][ T101] x64_sys_call+0x219/0x9a0 [ 50.010422][ T101] do_syscall_64+0x4c/0xa0 [ 50.014861][ T101] ? clear_bhb_loop+0x50/0xa0 [ 50.019546][ T101] ? clear_bhb_loop+0x50/0xa0 [ 50.024234][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.030137][ T101] RIP: 0033:0x7f77e2583407 [ 50.034563][ T101] 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 [ 50.054183][ T101] RSP: 002b:00007ffe40d3a470 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 50.062614][ T101] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 50.070599][ T101] RDX: 0000000000080141 RSI: 0000555aeadcb02e RDI: ffffffffffffff9c [ 50.078578][ T101] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 50.086559][ T101] R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff [ 50.094541][ T101] R13: 00000000ffffffff R14: ffffffffffffffff R15: 0000000000000000 [ 50.102548][ T101] [ 50.105641][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 50.112435][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.122509][ T90] Call Trace: [ 50.125808][ T90] [ 50.128766][ T90] __dump_stack+0x21/0x30 [ 50.133124][ T90] dump_stack_lvl+0x110/0x170 [ 50.137827][ T90] ? show_regs_print_info+0x20/0x20 [ 50.143059][ T90] ? prandom_u32+0x24d/0x290 [ 50.147675][ T90] dump_stack+0x15/0x20 [ 50.151880][ T90] should_fail+0x3ab/0x500 [ 50.156344][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.161656][ T90] __should_failslab+0xa4/0xe0 [ 50.166443][ T90] should_failslab+0x9/0x20 [ 50.170972][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 50.176018][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.181322][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.186627][ T90] __kmalloc_track_caller+0x6c/0x2c0 SYZFAIL: pipe failed (errno 23: Too many open files in system) [ 50.191943][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.197283][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 50.201185][ T315] FAULT_INJECTION: forcing a failure. [ 50.201185][ T315] name failslab, interval 1, probability 1, space 0, times 941 [ 50.202597][ T90] __alloc_skb+0x210/0x730 [ 50.217853][ T30] kauditd_printk_skb: 29 callbacks suppressed [ 50.217904][ T30] audit: type=1400 audit(1785250725.092:155): avc: denied { write } for pid=277 comm="syz-executor" path="pipe:[14623]" dev="pipefs" ino=14623 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 50.219873][ T90] alloc_skb_with_frags+0xa8/0x620 [ 50.254168][ T90] ? memcpy+0x56/0x70 [ 50.258183][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 50.263405][ T90] ? sock_kzfree_s+0x60/0x60 [ 50.268017][ T90] ? __kasan_check_write+0x14/0x20 [ 50.273177][ T90] ? _raw_spin_lock+0x94/0xf0 [ 50.277883][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 50.283279][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 50.288421][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 50.293377][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 50.298871][ T90] __sys_sendto+0x46d/0x620 [ 50.303396][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 50.308799][ T90] ? __kasan_check_write+0x14/0x20 [ 50.313929][ T90] __x64_sys_sendto+0xe5/0x100 [ 50.318815][ T90] x64_sys_call+0x178/0x9a0 [ 50.323347][ T90] do_syscall_64+0x4c/0xa0 [ 50.327778][ T90] ? clear_bhb_loop+0x50/0xa0 [ 50.332474][ T90] ? clear_bhb_loop+0x50/0xa0 [ 50.337174][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.343173][ T90] RIP: 0033:0x7fa7eaf1b407 [ 50.347600][ T90] 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 [ 50.367225][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 50.375653][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 50.383641][ T90] RDX: 000000000000004a RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 50.391626][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 50.399618][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 50.407603][ T90] R13: 00007ffe9e114bc0 R14: 000000000000002f R15: 00007ffe9e114bc0 [ 50.415592][ T90] [ 50.418638][ T315] CPU: 1 PID: 315 Comm: udevd Not tainted syzkaller #0 [ 50.425519][ T315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.435595][ T315] Call Trace: [ 50.438889][ T315] [ 50.441831][ T315] __dump_stack+0x21/0x30 [ 50.446178][ T315] dump_stack_lvl+0x110/0x170 [ 50.451080][ T315] ? show_regs_print_info+0x20/0x20 [ 50.456401][ T315] dump_stack+0x15/0x20 [ 50.460591][ T315] should_fail+0x3ab/0x500 [ 50.465042][ T315] __should_failslab+0xa4/0xe0 [ 50.469865][ T315] should_failslab+0x9/0x20 [ 50.474397][ T315] slab_pre_alloc_hook+0x39/0xd0 [ 50.479367][ T315] ? getname_flags+0xba/0x510 [ 50.484071][ T315] kmem_cache_alloc+0x44/0x260 [ 50.488859][ T315] getname_flags+0xba/0x510 [ 50.493386][ T315] ? debug_smp_processor_id+0x17/0x20 [ 50.498779][ T315] __x64_sys_rename+0x5f/0x90 [ 50.503614][ T315] x64_sys_call+0x680/0x9a0 [ 50.508145][ T315] do_syscall_64+0x4c/0xa0 [ 50.511470][ T276] FAULT_INJECTION: forcing a failure. [ 50.511470][ T276] name failslab, interval 1, probability 1, space 0, times 941 [ 50.512687][ T315] ? clear_bhb_loop+0x50/0xa0 [ 50.530144][ T315] ? clear_bhb_loop+0x50/0xa0 [ 50.534870][ T315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.540784][ T315] RIP: 0033:0x7f77e2556cc7 [ 50.545241][ T315] Code: e8 5e a7 09 00 f7 d8 19 c0 5b c3 0f 1f 84 00 00 00 00 00 b8 ff ff ff ff 5b c3 66 0f 1f 84 00 00 00 00 00 b8 52 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 01 61 17 00 f7 d8 64 89 02 b8 [ 50.564873][ T315] RSP: 002b:00007ffe40d39ae8 EFLAGS: 00000202 ORIG_RAX: 0000000000000052 [ 50.573341][ T315] RAX: ffffffffffffffda RBX: 0000555aeddd44e0 RCX: 00007f77e2556cc7 [ 50.581356][ T315] RDX: 0000555aedb7f010 RSI: 00007ffe40d39b00 RDI: 00007ffe40d39f00 [ 50.589351][ T315] RBP: 0000555aeddd9120 R08: 00000000000001e0 R09: 0000000000000000 [ 50.597348][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe40d39b00 [ 50.605344][ T315] R13: 00007ffe40d39f00 R14: 0000000000000000 R15: 0000555aeadcf9dd [ 50.613346][ T315] [ 50.616403][ T352] CPU: 0 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 50.623290][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.633367][ T352] Call Trace: [ 50.636667][ T352] [ 50.639613][ T352] __dump_stack+0x21/0x30 [ 50.643964][ T352] dump_stack_lvl+0x110/0x170 [ 50.648674][ T352] ? show_regs_print_info+0x20/0x20 [ 50.653896][ T352] dump_stack+0x15/0x20 [ 50.658081][ T352] should_fail+0x3ab/0x500 [ 50.662518][ T352] __should_failslab+0xa4/0xe0 [ 50.667324][ T352] should_failslab+0x9/0x20 [ 50.671842][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 50.676804][ T352] ? getname_flags+0xba/0x510 [ 50.681499][ T352] kmem_cache_alloc+0x44/0x260 [ 50.686286][ T352] getname_flags+0xba/0x510 [ 50.690836][ T352] user_path_at_empty+0x2f/0x1c0 [ 50.695794][ T352] vfs_statx+0x109/0xa20 [ 50.700057][ T352] ? vfs_fstatat+0x40/0x40 [ 50.704508][ T352] __se_sys_newfstatat+0x10e/0x3d0 [ 50.709652][ T352] ? kmem_cache_free+0x100/0x320 [ 50.714607][ T352] ? __x64_sys_newfstatat+0xb0/0xb0 [ 50.719831][ T352] ? mntput_no_expire+0x100/0x6b0 [ 50.724880][ T352] ? __kasan_slab_free+0x11/0x20 [ 50.729840][ T352] ? slab_free_freelist_hook+0xc2/0x190 [ 50.735405][ T352] ? vfs_submount+0xb0/0xb0 [ 50.739924][ T352] ? __kasan_check_write+0x14/0x20 [ 50.745055][ T352] ? lockref_put_return+0xca/0xe0 [ 50.750101][ T352] ? mntput+0x5f/0xc0 [ 50.754096][ T352] __x64_sys_newfstatat+0x9b/0xb0 [ 50.759146][ T352] x64_sys_call+0x2c1/0x9a0 [ 50.763665][ T352] do_syscall_64+0x4c/0xa0 [ 50.768100][ T352] ? clear_bhb_loop+0x50/0xa0 [ 50.772798][ T352] ? clear_bhb_loop+0x50/0xa0 [ 50.777494][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.783507][ T352] RIP: 0033:0x7f77e25edb0a [ 50.787944][ T352] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 50.807570][ T352] RSP: 002b:00007ffe40d34cf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 50.816004][ T352] RAX: ffffffffffffffda RBX: 00007ffe40d35190 RCX: 00007f77e25edb0a [ 50.823999][ T352] RDX: 00007ffe40d34d00 RSI: 00007ffe40d35190 RDI: 00000000ffffff9c [ 50.831993][ T352] RBP: 0000555aedb7f2c0 R08: 0000000000000000 R09: 0000000000000020 [ 50.839990][ T352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d34d90 [ 50.847977][ T352] R13: 00007ffe40d355c5 R14: 0000555aeadd2ca4 R15: 0000555aeadd2bcc [ 50.855979][ T352] [ 50.859408][ T276] CPU: 0 PID: 276 Comm: sshd-session Not tainted syzkaller #0 [ 50.866908][ T276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 50.876993][ T276] Call Trace: [ 50.880287][ T276] [ 50.883233][ T276] __dump_stack+0x21/0x30 [ 50.887593][ T276] dump_stack_lvl+0x110/0x170 [ 50.892287][ T276] ? show_regs_print_info+0x20/0x20 [ 50.897505][ T276] ? prandom_u32+0x24d/0x290 [ 50.902129][ T276] dump_stack+0x15/0x20 [ 50.906316][ T276] should_fail+0x3ab/0x500 [ 50.910766][ T276] __should_failslab+0xa4/0xe0 [ 50.915572][ T276] should_failslab+0x9/0x20 [ 50.920098][ T276] slab_pre_alloc_hook+0x39/0xd0 [ 50.925053][ T276] ? sock_alloc_inode+0x1b/0xb0 [ 50.929923][ T276] kmem_cache_alloc+0x44/0x260 [ 50.934704][ T276] ? sockfs_init_fs_context+0xb0/0xb0 [ 50.940113][ T276] sock_alloc_inode+0x1b/0xb0 [ 50.944818][ T276] ? sockfs_init_fs_context+0xb0/0xb0 [ 50.950211][ T276] new_inode_pseudo+0x62/0x210 [ 50.954993][ T276] __sock_create+0x12c/0x7a0 [ 50.959606][ T276] __sys_socket+0xec/0x190 [ 50.964050][ T276] __x64_sys_socket+0x7a/0x90 [ 50.968749][ T276] x64_sys_call+0x8c5/0x9a0 [ 50.973268][ T276] do_syscall_64+0x4c/0xa0 [ 50.977703][ T276] ? clear_bhb_loop+0x50/0xa0 [ 50.982400][ T276] ? clear_bhb_loop+0x50/0xa0 [ 50.987184][ T276] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 50.993093][ T276] RIP: 0033:0x7f696af64707 [ 50.997553][ T276] 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 [ 51.017177][ T276] RSP: 002b:00007ffd8b4f0228 EFLAGS: 00000202 ORIG_RAX: 0000000000000029 [ 51.025611][ T276] RAX: ffffffffffffffda RBX: 0000000000000026 RCX: 00007f696af64707 [ 51.033630][ T276] RDX: 0000000000000000 RSI: 0000000000080002 RDI: 0000000000000001 [ 51.041629][ T276] RBP: 00007f696aff0560 R08: 00000000000001f4 R09: 0000000000000001 [ 51.049638][ T276] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002 [ 51.057625][ T276] R13: 00007ffd8b4f0350 R14: 0000000000000049 R15: 00007ffd8b4f0350 [ 51.065627][ T276] [ 51.069549][ T101] udevd[101]: could not touch /run/udev/queue: Cannot allocate memory [ 51.079146][ T351] FAULT_INJECTION: forcing a failure. [ 51.079146][ T351] name failslab, interval 1, probability 1, space 0, times 940 [ 51.093164][ T351] CPU: 0 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 51.100060][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.110141][ T351] Call Trace: [ 51.113443][ T351] [ 51.116392][ T351] __dump_stack+0x21/0x30 [ 51.120748][ T351] dump_stack_lvl+0x110/0x170 [ 51.125442][ T351] ? show_regs_print_info+0x20/0x20 [ 51.130667][ T351] ? prandom_u32+0x24d/0x290 [ 51.135283][ T351] dump_stack+0x15/0x20 [ 51.139466][ T351] should_fail+0x3ab/0x500 [ 51.143916][ T351] __should_failslab+0xa4/0xe0 [ 51.148704][ T351] should_failslab+0x9/0x20 [ 51.153230][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 51.158191][ T351] ? __alloc_file+0x28/0x2a0 [ 51.162940][ T351] kmem_cache_alloc+0x44/0x260 [ 51.167726][ T351] __alloc_file+0x28/0x2a0 [ 51.172160][ T351] alloc_empty_file+0x97/0x180 [ 51.176974][ T351] path_openat+0xf4/0x2f80 [ 51.181418][ T351] ? __stack_depot_save+0x34/0x480 [ 51.186998][ T351] ? __kasan_slab_alloc+0xc9/0xe0 [ 51.192051][ T351] ? __kasan_slab_alloc+0xb7/0xe0 [ 51.197100][ T351] ? slab_post_alloc_hook+0x4f/0x2b0 [ 51.202412][ T351] ? kmem_cache_alloc+0xf7/0x260 [ 51.207370][ T351] ? getname_flags+0xba/0x510 [ 51.212065][ T351] ? getname+0x19/0x20 [ 51.216158][ T351] ? do_sys_openat2+0xeb/0x7f0 [ 51.220945][ T351] ? __x64_sys_openat+0x136/0x160 [ 51.225991][ T351] ? x64_sys_call+0x219/0x9a0 [ 51.230690][ T351] ? do_syscall_64+0x4c/0xa0 [ 51.235303][ T351] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.241395][ T351] ? do_filp_open+0x400/0x400 [ 51.246102][ T351] do_filp_open+0x1df/0x400 [ 51.250624][ T351] ? vfs_tmpfile+0x2d0/0x2d0 [ 51.255238][ T351] do_sys_openat2+0x15e/0x7f0 [ 51.259939][ T351] ? __put_cred+0xde/0x150 [ 51.264381][ T351] ? do_sys_open+0xe0/0xe0 [ 51.268822][ T351] ? do_faccessat+0x6f4/0x9b0 [ 51.273516][ T351] ? stream_open+0x60/0x60 [ 51.277953][ T351] __x64_sys_openat+0x136/0x160 [ 51.282826][ T351] x64_sys_call+0x219/0x9a0 [ 51.287349][ T351] do_syscall_64+0x4c/0xa0 [ 51.291786][ T351] ? clear_bhb_loop+0x50/0xa0 [ 51.296486][ T351] ? clear_bhb_loop+0x50/0xa0 [ 51.301271][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.307278][ T351] RIP: 0033:0x7f77e2583407 [ 51.311710][ T351] 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 [ 51.331333][ T351] RSP: 002b:00007ffe40d31e50 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 51.339766][ T351] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 51.347894][ T351] RDX: 0000000000080000 RSI: 00007f77e2cc0f48 RDI: 000000000000000b [ 51.355892][ T351] RBP: 0000555aeddd59f0 R08: 0000000000000000 R09: 0000000000000000 [ 51.363883][ T351] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000080000 [ 51.371874][ T351] R13: 00007f77e2cc0f48 R14: 0000000000000000 R15: 0000000000000009 [ 51.379881][ T351] [ 51.383127][ C0] FAULT_INJECTION: forcing a failure. [ 51.383127][ C0] name failslab, interval 1, probability 1, space 0, times 940 [ 51.385821][ T352] FAULT_INJECTION: forcing a failure. [ 51.385821][ T352] name failslab, interval 1, probability 1, space 0, times 939 [ 51.395944][ C0] CPU: 0 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 51.415576][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.425651][ C0] Call Trace: [ 51.428953][ C0] [ 51.431818][ C0] __dump_stack+0x21/0x30 [ 51.436169][ C0] dump_stack_lvl+0x110/0x170 [ 51.440882][ C0] ? show_regs_print_info+0x20/0x20 [ 51.446105][ C0] ? prandom_u32+0x24d/0x290 [ 51.450715][ C0] dump_stack+0x15/0x20 [ 51.454887][ C0] should_fail+0x3ab/0x500 [ 51.459320][ C0] __should_failslab+0xa4/0xe0 [ 51.464099][ C0] should_failslab+0x9/0x20 [ 51.468619][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 51.473577][ C0] ? __alloc_skb+0xe4/0x730 [ 51.478107][ C0] kmem_cache_alloc+0x44/0x260 [ 51.482891][ C0] __alloc_skb+0xe4/0x730 [ 51.487241][ C0] wg_packet_send_keepalive+0x62/0x1c0 [ 51.492722][ C0] ? wg_expired_send_persistent_keepalive+0x44/0x80 [ 51.499340][ C0] wg_expired_send_persistent_keepalive+0x53/0x80 [ 51.505779][ C0] ? wg_expired_zero_key_material+0x170/0x170 [ 51.511979][ C0] call_timer_fn+0x38/0x290 [ 51.516504][ C0] ? wg_expired_zero_key_material+0x170/0x170 [ 51.522594][ C0] __run_timers+0x637/0x9a0 [ 51.527120][ C0] ? calc_index+0x200/0x200 [ 51.531761][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 51.536642][ C0] run_timer_softirq+0x6a/0xf0 [ 51.541427][ C0] handle_softirqs+0x250/0x560 [ 51.546218][ C0] __irq_exit_rcu+0x52/0xf0 [ 51.550741][ C0] irq_exit_rcu+0x9/0x10 [ 51.555011][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 51.560668][ C0] [ 51.563616][ C0] [ 51.566561][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 51.572558][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 51.578043][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be 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 [ 51.597673][ C0] RSP: 0018:ffffc90007867740 EFLAGS: 00000293 [ 51.603764][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88810feb2780 [ 51.611759][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 51.619773][ C0] RBP: ffffc900078677e0 R08: 0000000000000003 R09: 0000000000000004 [ 51.627767][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 51.635763][ C0] R13: 0000000000000200 R14: 0000000000000001 R15: 1ffff92000f0cee8 [ 51.643754][ C0] ? dump_stack_lvl+0x13b/0x170 [ 51.648627][ C0] ? show_regs_print_info+0x20/0x20 [ 51.653846][ C0] ? prandom_u32+0x24d/0x290 [ 51.658464][ C0] dump_stack+0x15/0x20 [ 51.662639][ C0] should_fail+0x3ab/0x500 [ 51.667080][ C0] __should_failslab+0xa4/0xe0 [ 51.671868][ C0] should_failslab+0x9/0x20 [ 51.676400][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 51.681364][ C0] ? __alloc_file+0x28/0x2a0 [ 51.685969][ C0] kmem_cache_alloc+0x44/0x260 [ 51.690753][ C0] __alloc_file+0x28/0x2a0 [ 51.695185][ C0] alloc_empty_file+0x97/0x180 [ 51.699969][ C0] path_openat+0xf4/0x2f80 [ 51.704442][ C0] ? __stack_depot_save+0x34/0x480 [ 51.709612][ C0] ? __kasan_slab_alloc+0xc9/0xe0 [ 51.714654][ C0] ? __kasan_slab_alloc+0xb7/0xe0 [ 51.719699][ C0] ? slab_post_alloc_hook+0x4f/0x2b0 [ 51.725007][ C0] ? kmem_cache_alloc+0xf7/0x260 [ 51.729972][ C0] ? getname_flags+0xba/0x510 [ 51.734668][ C0] ? getname+0x19/0x20 [ 51.738756][ C0] ? do_sys_openat2+0xeb/0x7f0 [ 51.743534][ C0] ? __x64_sys_openat+0x136/0x160 [ 51.748586][ C0] ? x64_sys_call+0x219/0x9a0 [ 51.753287][ C0] ? do_syscall_64+0x4c/0xa0 [ 51.757921][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.764014][ C0] ? do_filp_open+0x400/0x400 [ 51.768714][ C0] do_filp_open+0x1df/0x400 [ 51.773235][ C0] ? vfs_tmpfile+0x2d0/0x2d0 [ 51.777840][ C0] do_sys_openat2+0x15e/0x7f0 [ 51.782539][ C0] ? __put_cred+0xde/0x150 [ 51.786984][ C0] ? do_sys_open+0xe0/0xe0 [ 51.791442][ C0] ? do_faccessat+0x6f4/0x9b0 [ 51.796148][ C0] ? stream_open+0x60/0x60 [ 51.800588][ C0] __x64_sys_openat+0x136/0x160 [ 51.805458][ C0] x64_sys_call+0x219/0x9a0 [ 51.809979][ C0] do_syscall_64+0x4c/0xa0 [ 51.814407][ C0] ? clear_bhb_loop+0x50/0xa0 [ 51.819204][ C0] ? clear_bhb_loop+0x50/0xa0 [ 51.823889][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 51.829793][ C0] RIP: 0033:0x7f77e2583407 [ 51.834221][ 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 [ 51.853836][ C0] RSP: 002b:00007ffe40d31e50 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 51.862262][ C0] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 51.870275][ C0] RDX: 0000000000080000 RSI: 00007f77e2cc0f48 RDI: 000000000000000b [ 51.878257][ C0] RBP: 0000555aeddd59f0 R08: 0000000000000000 R09: 0000000000000000 [ 51.880819][ C1] FAULT_INJECTION: forcing a failure. [ 51.880819][ C1] name failslab, interval 1, probability 1, space 0, times 939 [ 51.886240][ C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000080000 [ 51.906994][ C0] R13: 00007f77e2cc0f48 R14: 0000000000000000 R15: 0000000000000009 [ 51.914986][ C0] [ 51.918024][ C1] CPU: 1 PID: 8 Comm: kworker/u4:0 Not tainted syzkaller #0 [ 51.919538][ T276] socket: no more sockets [ 51.925345][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 51.925361][ C1] Workqueue: events_unbound toggle_allocation_gate [ 51.932386][ T315] FAULT_INJECTION: forcing a failure. [ 51.932386][ T315] name failslab, interval 1, probability 1, space 0, times 936 [ 51.939756][ C1] [ 51.939765][ C1] Call Trace: [ 51.964688][ C1] [ 51.967552][ C1] __dump_stack+0x21/0x30 [ 51.971908][ C1] dump_stack_lvl+0x110/0x170 [ 51.976723][ C1] ? show_regs_print_info+0x20/0x20 [ 51.981951][ C1] ? prandom_u32+0x24d/0x290 [ 51.986560][ C1] dump_stack+0x15/0x20 [ 51.990740][ C1] should_fail+0x3ab/0x500 [ 51.995188][ C1] __should_failslab+0xa4/0xe0 [ 51.999969][ C1] should_failslab+0x9/0x20 [ 52.004485][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 52.009441][ C1] ? __alloc_skb+0xe4/0x730 [ 52.013961][ C1] kmem_cache_alloc+0x44/0x260 [ 52.018743][ C1] __alloc_skb+0xe4/0x730 [ 52.023087][ C1] ndisc_send_rs+0x310/0x960 [ 52.027694][ C1] ? ndisc_send_rs+0x131/0x960 [ 52.032478][ C1] addrconf_rs_timer+0x35a/0x600 [ 52.037557][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.043645][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 52.048679][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 52.054240][ C1] ? wg_expired_send_keepalive+0x145/0x1b0 [ 52.060058][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.066139][ C1] call_timer_fn+0x38/0x290 [ 52.070660][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 52.076741][ C1] __run_timers+0x637/0x9a0 [ 52.081263][ C1] ? calc_index+0x200/0x200 [ 52.085778][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 52.090639][ C1] run_timer_softirq+0x6a/0xf0 [ 52.095439][ C1] handle_softirqs+0x250/0x560 [ 52.100215][ C1] ? irqtime_account_irq+0xbe/0x390 [ 52.105453][ C1] __irq_exit_rcu+0x52/0xf0 [ 52.109969][ C1] irq_exit_rcu+0x9/0x10 [ 52.114233][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 52.119881][ C1] [ 52.122831][ C1] [ 52.125772][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 52.131761][ C1] RIP: 0010:smp_call_function_many_cond+0x8bd/0x9e0 [ 52.138365][ C1] Code: 89 de 83 e6 01 31 ff e8 31 48 0a 00 83 e3 01 75 07 e8 77 44 0a 00 eb 42 f3 90 48 b8 00 00 00 00 00 fc ff df 41 0f b6 44 05 00 <84> c0 75 10 41 f7 07 01 00 00 00 74 1e e8 51 44 0a 00 eb da 44 89 [ 52.157998][ C1] RSP: 0018:ffffc90000087860 EFLAGS: 00000293 [ 52.164077][ C1] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffff888100274f00 [ 52.172057][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 52.180059][ C1] RBP: ffffc90000087978 R08: ffff8881f7138e97 R09: 1ffff1103ee271d2 [ 52.188126][ C1] R10: dffffc0000000000 R11: ffffed103ee271d3 R12: ffff8881f7138e80 [ 52.196115][ C1] R13: 1ffff1103ee07af9 R14: 0000000000000000 R15: ffff8881f703d7c8 [ 52.204104][ C1] ? text_poke_sync+0x30/0x30 [ 52.208792][ C1] ? smp_call_function_many+0x40/0x40 [ 52.214175][ C1] ? __kmalloc_track_caller+0x74/0x2c0 [ 52.219655][ C1] ? text_poke+0x20/0x20 [ 52.224095][ C1] ? text_poke_loc_init+0x388/0x560 [ 52.229301][ C1] ? text_poke_sync+0x30/0x30 [ 52.234015][ C1] on_each_cpu_cond_mask+0x43/0x80 [ 52.239141][ C1] text_poke_bp_batch+0x1d4/0x600 [ 52.244270][ C1] ? text_poke_loc_init+0x560/0x560 [ 52.249488][ C1] ? __kasan_check_write+0x14/0x20 [ 52.254605][ C1] ? mutex_lock+0x9b/0x1c0 [ 52.259028][ C1] ? wait_for_completion_killable_timeout+0x10/0x10 [ 52.265646][ C1] ? text_poke_queue+0xde/0x1a0 [ 52.270507][ C1] text_poke_finish+0x1a/0x30 [ 52.275191][ C1] arch_jump_label_transform_apply+0x15/0x30 [ 52.281204][ C1] __jump_label_update+0x38f/0x3b0 [ 52.286323][ C1] jump_label_update+0x39b/0x450 [ 52.291272][ C1] static_key_disable_cpuslocked+0xc5/0x1a0 [ 52.297182][ C1] static_key_disable+0x1a/0x30 [ 52.302043][ C1] toggle_allocation_gate+0x3af/0x440 [ 52.307434][ C1] ? kfence_debugfs_init+0x70/0x70 [ 52.312555][ C1] ? fsnotify_put_group+0xb3/0x250 [ 52.317761][ C1] ? __kasan_check_write+0x14/0x20 [ 52.322879][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 52.327927][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 52.333481][ C1] process_one_work+0x6c8/0xbb0 [ 52.338343][ C1] worker_thread+0xaa0/0x1250 [ 52.343036][ C1] kthread+0x3f5/0x4f0 [ 52.347110][ C1] ? worker_clr_flags+0x190/0x190 [ 52.352145][ C1] ? kthread_blkcg+0xd0/0xd0 [ 52.356749][ C1] ret_from_fork+0x1f/0x30 [ 52.361173][ C1] [ 52.364233][ T315] CPU: 0 PID: 315 Comm: udevd Not tainted syzkaller #0 [ 52.371108][ T315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.381191][ T315] Call Trace: [ 52.384483][ T315] [ 52.387423][ T315] __dump_stack+0x21/0x30 [ 52.391786][ T315] dump_stack_lvl+0x110/0x170 [ 52.396508][ T315] ? show_regs_print_info+0x20/0x20 [ 52.401717][ T315] ? prandom_u32+0x24d/0x290 [ 52.406317][ T315] dump_stack+0x15/0x20 [ 52.410481][ T315] should_fail+0x3ab/0x500 [ 52.414903][ T315] __should_failslab+0xa4/0xe0 [ 52.419676][ T315] should_failslab+0x9/0x20 [ 52.424188][ T315] slab_pre_alloc_hook+0x39/0xd0 [ 52.429134][ T315] ? security_file_alloc+0x33/0x120 [ 52.434342][ T315] kmem_cache_alloc+0x44/0x260 [ 52.439120][ T315] security_file_alloc+0x33/0x120 [ 52.444156][ T315] __alloc_file+0xb5/0x2a0 [ 52.448583][ T315] alloc_empty_file+0x97/0x180 [ 52.453360][ T315] path_openat+0xf4/0x2f80 [ 52.457786][ T315] ? __stack_depot_save+0x34/0x480 [ 52.462908][ T315] ? __kasan_slab_alloc+0xc9/0xe0 [ 52.467944][ T315] ? __kasan_slab_alloc+0xb7/0xe0 [ 52.472975][ T315] ? slab_post_alloc_hook+0x4f/0x2b0 [ 52.478270][ T315] ? kmem_cache_alloc+0xf7/0x260 [ 52.483215][ T315] ? getname_flags+0xba/0x510 [ 52.487905][ T315] ? getname+0x19/0x20 [ 52.491985][ T315] ? do_sys_openat2+0xeb/0x7f0 [ 52.496761][ T315] ? __x64_sys_openat+0x136/0x160 [ 52.501796][ T315] ? x64_sys_call+0x219/0x9a0 [ 52.506484][ T315] ? do_syscall_64+0x4c/0xa0 [ 52.511077][ T315] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.517160][ T315] ? do_filp_open+0x400/0x400 [ 52.521850][ T315] do_filp_open+0x1df/0x400 [ 52.526373][ T315] ? vfs_tmpfile+0x2d0/0x2d0 [ 52.530991][ T315] do_sys_openat2+0x15e/0x7f0 [ 52.535683][ T315] ? ____kasan_slab_free+0x130/0x160 [ 52.540989][ T315] ? slab_free_freelist_hook+0xc2/0x190 [ 52.546549][ T315] ? do_sys_open+0xe0/0xe0 [ 52.550981][ T315] ? __se_sys_flock+0x47c/0x5b0 [ 52.555845][ T315] __x64_sys_openat+0x136/0x160 [ 52.560707][ T315] x64_sys_call+0x219/0x9a0 [ 52.565229][ T315] do_syscall_64+0x4c/0xa0 [ 52.569659][ T315] ? clear_bhb_loop+0x50/0xa0 [ 52.574349][ T315] ? clear_bhb_loop+0x50/0xa0 [ 52.579042][ T315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.584948][ T315] RIP: 0033:0x7f77e2583407 [ 52.589374][ T315] 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 [ 52.609016][ T315] RSP: 002b:00007ffe40d318c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101 [ 52.617438][ T315] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 52.625423][ T315] RDX: 0000000000080000 RSI: 00007ffe40d31a40 RDI: ffffffffffffff9c [ 52.633408][ T315] RBP: 0000000000000008 R08: 0000000000000000 R09: 0000000000000000 [ 52.641390][ T315] R10: 0000000000000000 R11: 0000000000000202 R12: 0000555aeadcb7f5 [ 52.649368][ T315] R13: 0000555aeadcb7f5 R14: 0000000000000001 R15: 0000555aeade6140 [ 52.657352][ T315] [ 52.661140][ T352] CPU: 0 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 52.668020][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.678088][ T352] Call Trace: [ 52.681375][ T352] [ 52.684313][ T352] __dump_stack+0x21/0x30 [ 52.688656][ T352] dump_stack_lvl+0x110/0x170 [ 52.693342][ T352] ? show_regs_print_info+0x20/0x20 [ 52.698558][ T352] ? prandom_u32+0x24d/0x290 [ 52.703169][ T352] dump_stack+0x15/0x20 [ 52.707331][ T352] should_fail+0x3ab/0x500 [ 52.711756][ T352] __should_failslab+0xa4/0xe0 [ 52.716579][ T352] should_failslab+0x9/0x20 [ 52.721176][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 52.726138][ T352] ? security_file_alloc+0x33/0x120 [ 52.731343][ T352] kmem_cache_alloc+0x44/0x260 [ 52.736121][ T352] security_file_alloc+0x33/0x120 [ 52.741163][ T352] __alloc_file+0xb5/0x2a0 [ 52.745588][ T352] alloc_empty_file+0x97/0x180 [ 52.750359][ T352] path_openat+0xf4/0x2f80 [ 52.754792][ T352] ? __stack_depot_save+0x34/0x480 [ 52.759949][ T352] ? __kasan_slab_alloc+0xc9/0xe0 [ 52.764986][ T352] ? __kasan_slab_alloc+0xb7/0xe0 [ 52.770020][ T352] ? slab_post_alloc_hook+0x4f/0x2b0 [ 52.775317][ T352] ? kmem_cache_alloc+0xf7/0x260 [ 52.780267][ T352] ? getname_flags+0xba/0x510 [ 52.784967][ T352] ? getname+0x19/0x20 [ 52.789045][ T352] ? do_sys_openat2+0xeb/0x7f0 [ 52.793816][ T352] ? __x64_sys_openat+0x136/0x160 [ 52.798847][ T352] ? x64_sys_call+0x219/0x9a0 [ 52.803555][ T352] ? do_syscall_64+0x4c/0xa0 [ 52.808159][ T352] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.814235][ T352] ? do_filp_open+0x400/0x400 [ 52.818925][ T352] do_filp_open+0x1df/0x400 [ 52.823525][ T352] ? vfs_tmpfile+0x2d0/0x2d0 [ 52.828134][ T352] do_sys_openat2+0x15e/0x7f0 [ 52.832815][ T352] ? do_rmdir+0x5ea/0x6b0 [ 52.837180][ T352] ? kmem_cache_free+0x100/0x320 [ 52.842127][ T352] ? do_sys_open+0xe0/0xe0 [ 52.846726][ T352] ? do_rmdir+0x5ea/0x6b0 [ 52.851072][ T352] __x64_sys_openat+0x136/0x160 [ 52.855933][ T352] x64_sys_call+0x219/0x9a0 [ 52.860453][ T352] do_syscall_64+0x4c/0xa0 [ 52.864885][ T352] ? clear_bhb_loop+0x50/0xa0 [ 52.869570][ T352] ? clear_bhb_loop+0x50/0xa0 [ 52.874251][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 52.880151][ T352] RIP: 0033:0x7f77e25f1c3a [ 52.884576][ T352] 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 [ 52.904186][ T352] RSP: 002b:00007ffe40d38e98 EFLAGS: 00000206 ORIG_RAX: 0000000000000101 [ 52.912636][ T352] RAX: ffffffffffffffda RBX: 00007ffe40d38ed0 RCX: 00007f77e25f1c3a [ 52.920621][ T352] RDX: 0000000000090800 RSI: 00007ffe40d392d0 RDI: 00000000ffffff9c [ 52.928604][ T352] RBP: 0000555aeddc2310 R08: 0000555aeddb6b30 R09: 0000000000000000 [ 52.936589][ T352] R10: 0000000000000000 R11: 0000000000000206 R12: 0000555aeddd9120 [ 52.944571][ T352] R13: 00007ffe40d39ad0 R14: 0000000000000000 R15: 00007ffe40d392d0 [ 52.952560][ T352] [ 52.956696][ T287] FAULT_INJECTION: forcing a failure. [ 52.956696][ T287] name failslab, interval 1, probability 1, space 0, times 933 [ 52.969485][ T287] CPU: 0 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 52.972111][ T90] FAULT_INJECTION: forcing a failure. [ 52.972111][ T90] name failslab, interval 1, probability 1, space 0, times 933 [ 52.976963][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 52.999766][ T287] Call Trace: [ 53.003055][ T287] [ 53.005996][ T287] __dump_stack+0x21/0x30 [ 53.010362][ T287] dump_stack_lvl+0x110/0x170 [ 53.015061][ T287] ? show_regs_print_info+0x20/0x20 [ 53.020274][ T287] ? prandom_u32+0x24d/0x290 [ 53.024905][ T287] dump_stack+0x15/0x20 [ 53.029076][ T287] should_fail+0x3ab/0x500 [ 53.033505][ T287] __should_failslab+0xa4/0xe0 [ 53.038283][ T287] should_failslab+0x9/0x20 [ 53.042802][ T287] slab_pre_alloc_hook+0x39/0xd0 [ 53.047749][ T287] ? __sigqueue_alloc+0x137/0x210 [ 53.052784][ T287] kmem_cache_alloc+0x44/0x260 [ 53.057584][ T287] __sigqueue_alloc+0x137/0x210 [ 53.062450][ T287] __send_signal+0x21a/0xce0 [ 53.067055][ T287] do_notify_parent+0x6a3/0x830 [ 53.071924][ T287] ? complete_signal+0xd10/0xd10 [ 53.076887][ T287] ? _raw_write_lock_irqsave+0x130/0x130 [ 53.082263][ T351] FAULT_INJECTION: forcing a failure. [ 53.082263][ T351] name failslab, interval 1, probability 1, space 0, times 932 [ 53.082614][ T287] ? kill_orphaned_pgrp+0x173/0x570 [ 53.100562][ T287] do_exit+0x17ec/0x29a0 [ 53.104820][ T287] ? put_task_struct+0x90/0x90 [ 53.109597][ T287] ? __fdget_pos+0x1f7/0x380 [ 53.114201][ T287] ? ksys_write+0x1eb/0x260 [ 53.118714][ T287] ? __ia32_sys_read+0x90/0x90 [ 53.122405][ T352] FAULT_INJECTION: forcing a failure. [ 53.122405][ T352] name failslab, interval 1, probability 1, space 0, times 931 [ 53.123484][ T287] do_group_exit+0x149/0x310 [ 53.140825][ T287] __x64_sys_exit_group+0x3f/0x40 [ 53.145863][ T287] x64_sys_call+0x832/0x9a0 [ 53.150379][ T287] do_syscall_64+0x4c/0xa0 [ 53.154804][ T287] ? clear_bhb_loop+0x50/0xa0 [ 53.159497][ T287] ? clear_bhb_loop+0x50/0xa0 [ 53.164201][ T287] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.170117][ T287] RIP: 0033:0x7eff41ed9e99 [ 53.174540][ T287] Code: Unable to access opcode bytes at RIP 0x7eff41ed9e6f. [ 53.181912][ T287] RSP: 002b:00007ffdd9590b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.190345][ T287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff41ed9e99 [ 53.198337][ T287] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 53.206344][ T287] RBP: 00007eff41f70e22 R08: 0000000000000000 R09: 0000000000000000 [ 53.214324][ T287] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 53.222307][ T287] R13: 0000000000000000 R14: 0000000000007aee R15: 00007ffdd9590ce0 [ 53.230298][ T287] [ 53.233339][ T352] CPU: 1 PID: 352 Comm: udevd Not tainted syzkaller #0 [ 53.233424][ C0] FAULT_INJECTION: forcing a failure. [ 53.233424][ C0] name failslab, interval 1, probability 1, space 0, times 930 [ 53.240240][ T352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.263064][ T352] Call Trace: [ 53.266458][ T352] [ 53.269406][ T352] __dump_stack+0x21/0x30 [ 53.273791][ T352] dump_stack_lvl+0x110/0x170 [ 53.278496][ T352] ? show_regs_print_info+0x20/0x20 [ 53.283724][ T352] ? prandom_u32+0x24d/0x290 [ 53.288348][ T352] dump_stack+0x15/0x20 [ 53.292529][ T352] should_fail+0x3ab/0x500 [ 53.296958][ T352] __should_failslab+0xa4/0xe0 [ 53.301737][ T352] should_failslab+0x9/0x20 [ 53.306256][ T352] slab_pre_alloc_hook+0x39/0xd0 [ 53.311249][ T352] ? security_context_to_sid_core+0xe3/0x600 [ 53.317245][ T352] __kmalloc_track_caller+0x6c/0x2c0 [ 53.322550][ T352] ? avc_has_perm_noaudit+0x30a/0x490 [ 53.327938][ T352] ? security_context_to_sid_core+0xe3/0x600 [ 53.333933][ T352] kmemdup_nul+0x2c/0xa0 [ 53.338311][ T352] security_context_to_sid_core+0xe3/0x600 [ 53.344133][ T352] ? x64_sys_call+0x8ef/0x9a0 [ 53.348825][ T352] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.354903][ T352] ? security_context_to_sid+0x50/0x50 [ 53.360373][ T352] ? avc_has_perm_noaudit+0x490/0x490 [ 53.365762][ T352] security_context_to_sid+0x3a/0x50 [ 53.371064][ T352] selinux_setprocattr+0x4a8/0x9b0 [ 53.376194][ T352] ? selinux_getprocattr+0x3f0/0x3f0 [ 53.381494][ T352] ? __kasan_check_write+0x14/0x20 [ 53.386618][ T352] ? mutex_lock_interruptible+0x9b/0x1c0 [ 53.392273][ T352] ? ww_mutex_unlock+0xe0/0xe0 [ 53.397045][ T352] security_setprocattr+0xcb/0xe0 [ 53.402097][ T352] proc_pid_attr_write+0x2a1/0x2e0 [ 53.407243][ T352] ? proc_pid_attr_read+0x280/0x280 [ 53.412452][ T352] vfs_write+0x404/0xfd0 [ 53.416704][ T352] ? file_end_write+0x1b0/0x1b0 [ 53.421568][ T352] ? putname+0x111/0x160 [ 53.425828][ T352] ? do_sys_openat2+0x6df/0x7f0 [ 53.430689][ T352] ? __kasan_check_read+0x11/0x20 [ 53.435725][ T352] ? __fdget_pos+0x2d9/0x380 [ 53.440324][ T352] ksys_write+0x14a/0x260 [ 53.444669][ T352] ? __ia32_sys_read+0x90/0x90 [ 53.449444][ T352] ? debug_smp_processor_id+0x17/0x20 [ 53.454833][ T352] __x64_sys_write+0x7b/0x90 [ 53.459443][ T352] x64_sys_call+0x8ef/0x9a0 [ 53.463973][ T352] do_syscall_64+0x4c/0xa0 [ 53.468415][ T352] ? clear_bhb_loop+0x50/0xa0 [ 53.473144][ T352] ? clear_bhb_loop+0x50/0xa0 [ 53.477868][ T352] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.483806][ T352] RIP: 0033:0x7f77e2583407 [ 53.488252][ T352] 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 [ 53.507879][ T352] RSP: 002b:00007ffe40d37fd0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 53.516333][ T352] RAX: ffffffffffffffda RBX: 00007f77e2495880 RCX: 00007f77e2583407 [ 53.524321][ T352] RDX: 000000000000001b RSI: 0000555aeddbbd60 RDI: 0000000000000009 [ 53.532399][ T352] RBP: 0000555aeddbbd60 R08: 0000000000000000 R09: 0000000000000000 [ 53.540381][ T352] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000009 [ 53.548361][ T352] R13: 00007f77e2495770 R14: 00007ffe40d38020 R15: 00007ffe40d39200 [ 53.556350][ T352] [ 53.559379][ C0] CPU: 0 PID: 287 Comm: syz-executor Not tainted syzkaller #0 [ 53.566861][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.576944][ C0] Call Trace: [ 53.580237][ C0] [ 53.583095][ C0] __dump_stack+0x21/0x30 [ 53.587441][ C0] dump_stack_lvl+0x110/0x170 [ 53.592128][ C0] ? show_regs_print_info+0x20/0x20 [ 53.597338][ C0] dump_stack+0x15/0x20 [ 53.601502][ C0] should_fail+0x3ab/0x500 [ 53.605930][ C0] ? ndisc_send_rs+0x310/0x960 [ 53.610715][ C0] __should_failslab+0xa4/0xe0 [ 53.615497][ C0] should_failslab+0x9/0x20 [ 53.620009][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 53.624963][ C0] ? ndisc_send_rs+0x310/0x960 [ 53.629736][ C0] ? ndisc_send_rs+0x310/0x960 [ 53.634518][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 53.639920][ C0] ? ndisc_send_rs+0x310/0x960 [ 53.644804][ C0] ? ndisc_send_rs+0x310/0x960 [ 53.649578][ C0] __alloc_skb+0x210/0x730 [ 53.654030][ C0] ndisc_send_rs+0x310/0x960 [ 53.658629][ C0] addrconf_rs_timer+0x35a/0x600 [ 53.663583][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 53.669666][ C0] ? _raw_spin_trylock_bh+0x150/0x150 [ 53.675073][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 53.681175][ C0] call_timer_fn+0x38/0x290 [ 53.685787][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 53.691866][ C0] __run_timers+0x637/0x9a0 [ 53.696392][ C0] ? calc_index+0x200/0x200 [ 53.700905][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 53.705768][ C0] run_timer_softirq+0x6a/0xf0 [ 53.710543][ C0] handle_softirqs+0x250/0x560 [ 53.715320][ C0] ? irqtime_account_irq+0xbe/0x390 [ 53.720534][ C0] __irq_exit_rcu+0x52/0xf0 [ 53.725049][ C0] irq_exit_rcu+0x9/0x10 [ 53.729303][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 53.735032][ C0] [ 53.737976][ C0] [ 53.740926][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 53.746921][ C0] RIP: 0010:_raw_write_unlock_irq+0x27/0x60 [ 53.752825][ C0] Code: 00 00 00 55 48 89 e5 53 48 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 75 23 c6 07 00 fb bf 01 00 00 00 04 e4 93 fc 65 8b 05 75 8c 4e 7b 85 c0 74 03 5b 5d c3 e8 15 98 [ 53.772441][ C0] RSP: 0018:ffffc900009c7d28 EFLAGS: 00000246 [ 53.778518][ C0] RAX: 0000000000000000 RBX: ffff88811d4d8000 RCX: dffffc0000000000 [ 53.786503][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 53.794480][ C0] RBP: ffffc900009c7d30 R08: ffff88811ba762c0 R09: ffffc900009c7b20 [ 53.802468][ C0] R10: dffffc0000000000 R11: fffff52000138f48 R12: dffffc0000000000 [ 53.810452][ C0] R13: 1ffff1102374ed05 R14: dffffc0000000000 R15: ffff88811ba76948 [ 53.818445][ C0] do_exit+0x196d/0x29a0 [ 53.822704][ C0] ? put_task_struct+0x90/0x90 [ 53.827498][ C0] ? __fdget_pos+0x1f7/0x380 [ 53.832101][ C0] ? ksys_write+0x1eb/0x260 [ 53.836621][ C0] ? __ia32_sys_read+0x90/0x90 [ 53.841397][ C0] do_group_exit+0x149/0x310 [ 53.846003][ C0] __x64_sys_exit_group+0x3f/0x40 [ 53.851039][ C0] x64_sys_call+0x832/0x9a0 [ 53.855578][ C0] do_syscall_64+0x4c/0xa0 [ 53.860003][ C0] ? clear_bhb_loop+0x50/0xa0 [ 53.864686][ C0] ? clear_bhb_loop+0x50/0xa0 [ 53.869370][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 53.875277][ C0] RIP: 0033:0x7eff41ed9e99 [ 53.879700][ C0] Code: Unable to access opcode bytes at RIP 0x7eff41ed9e6f. [ 53.887065][ C0] RSP: 002b:00007ffdd9590b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 53.895487][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff41ed9e99 [ 53.903473][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043 [ 53.911457][ C0] RBP: 00007eff41f70e22 R08: 0000000000000000 R09: 0000000000000000 [ 53.919435][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c [ 53.927424][ C0] R13: 0000000000000000 R14: 0000000000007aee R15: 00007ffdd9590ce0 [ 53.935412][ C0] [ 53.938470][ T351] CPU: 1 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 53.945356][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 53.946481][ T315] FAULT_INJECTION: forcing a failure. [ 53.946481][ T315] name failslab, interval 1, probability 1, space 0, times 929 [ 53.955428][ T351] Call Trace: [ 53.955437][ T351] [ 53.955445][ T351] __dump_stack+0x21/0x30 [ 53.955467][ T351] dump_stack_lvl+0x110/0x170 [ 53.955486][ T351] ? show_regs_print_info+0x20/0x20 [ 53.955507][ T351] dump_stack+0x15/0x20 [ 53.955523][ T351] should_fail+0x3ab/0x500 [ 53.997378][ T351] __should_failslab+0xa4/0xe0 [ 54.002163][ T351] should_failslab+0x9/0x20 [ 54.006680][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 54.011639][ T351] ? getname_flags+0xba/0x510 [ 54.016342][ T351] kmem_cache_alloc+0x44/0x260 [ 54.021121][ T351] getname_flags+0xba/0x510 [ 54.025641][ T351] user_path_at_empty+0x2f/0x1c0 [ 54.030588][ T351] path_setxattr+0xb3/0x290 [ 54.035113][ T351] ? simple_xattr_list_add+0x120/0x120 [ 54.038888][ T398] FAULT_INJECTION: forcing a failure. [ 54.038888][ T398] name failslab, interval 1, probability 1, space 0, times 929 [ 54.040609][ T351] ? ____fput+0x15/0x20 [ 54.057552][ T351] __x64_sys_lsetxattr+0xc2/0xe0 [ 54.062516][ T351] x64_sys_call+0x8cc/0x9a0 [ 54.067040][ T351] do_syscall_64+0x4c/0xa0 [ 54.071473][ T351] ? clear_bhb_loop+0x50/0xa0 [ 54.076164][ T351] ? clear_bhb_loop+0x50/0xa0 [ 54.080875][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.086796][ T351] RIP: 0033:0x7f77e25f957a [ 54.091220][ T351] Code: 48 83 c4 08 48 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 0f 1f 44 00 00 31 db eb e4 0f 1f 40 00 49 89 ca b8 bd 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4e 38 0d 00 f7 d8 64 89 01 48 [ 54.110839][ T351] RSP: 002b:00007ffe40d37f48 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 54.119302][ T351] RAX: ffffffffffffffda RBX: 0000555aeddc2310 RCX: 00007f77e25f957a [ 54.127290][ T351] RDX: 0000555aeddc2310 RSI: 00007f77e2c7229c RDI: 0000555aeddc4600 [ 54.135282][ T351] RBP: 0000555aedb7f8d0 R08: 0000000000000000 R09: 0000555aedb84450 [ 54.143290][ T351] R10: 000000000000001b R11: 0000000000000246 R12: 0000555aeddc4600 [ 54.151294][ T351] R13: 0000000000000001 R14: 0000555aeadcb6d7 R15: 00007ffe40d39200 [ 54.159279][ T351] [ 54.162330][ T315] CPU: 0 PID: 315 Comm: udevd Not tainted syzkaller #0 [ 54.169206][ T315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.179268][ T315] Call Trace: [ 54.182554][ T315] [ 54.185497][ T315] __dump_stack+0x21/0x30 [ 54.189835][ T315] dump_stack_lvl+0x110/0x170 [ 54.194518][ T315] ? show_regs_print_info+0x20/0x20 [ 54.199728][ T315] dump_stack+0x15/0x20 [ 54.203894][ T315] should_fail+0x3ab/0x500 [ 54.208319][ T315] __should_failslab+0xa4/0xe0 [ 54.213112][ T315] should_failslab+0x9/0x20 [ 54.217623][ T315] slab_pre_alloc_hook+0x39/0xd0 [ 54.222576][ T315] ? getname_flags+0xba/0x510 [ 54.227263][ T315] kmem_cache_alloc+0x44/0x260 [ 54.232041][ T315] getname_flags+0xba/0x510 [ 54.236551][ T315] user_path_at_empty+0x2f/0x1c0 [ 54.241497][ T315] vfs_statx+0x109/0xa20 [ 54.245750][ T315] ? mnt_drop_write+0x11e/0x1b0 [ 54.250616][ T315] ? vfs_utimes+0x530/0x5b0 [ 54.255128][ T315] ? vfs_fstatat+0x40/0x40 [ 54.259556][ T315] ? mntput_no_expire+0x100/0x6b0 [ 54.264596][ T315] __se_sys_newfstatat+0x10e/0x3d0 [ 54.269721][ T315] ? lockref_put_or_lock+0x114/0x180 [ 54.275013][ T315] ? __x64_sys_newfstatat+0xb0/0xb0 [ 54.280222][ T315] ? mntput+0x5f/0xc0 [ 54.284212][ T315] ? path_put+0x57/0x60 [ 54.288379][ T315] ? do_utimes+0x220/0x2a0 [ 54.292800][ T315] ? vfs_utimes+0x5b0/0x5b0 [ 54.297846][ T315] ? do_utimes+0x2a0/0x2a0 [ 54.302448][ T315] __x64_sys_newfstatat+0x9b/0xb0 [ 54.307485][ T315] x64_sys_call+0x2c1/0x9a0 [ 54.312005][ T315] do_syscall_64+0x4c/0xa0 [ 54.316440][ T315] ? clear_bhb_loop+0x50/0xa0 [ 54.321132][ T315] ? clear_bhb_loop+0x50/0xa0 [ 54.325826][ T315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.331729][ T315] RIP: 0033:0x7f77e25edb0a [ 54.336159][ T315] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 54.355782][ T315] RSP: 002b:00007ffe40d378b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 54.364209][ T315] RAX: ffffffffffffffda RBX: 000000000000002c RCX: 00007f77e25edb0a [ 54.372200][ T315] RDX: 00007ffe40d378c0 RSI: 00007ffe40d37990 RDI: 00000000ffffff9c [ 54.380186][ T315] RBP: 00007ffe40d389d0 R08: 00007ffe40d39600 R09: 0000555aedb84450 [ 54.388164][ T315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d39600 [ 54.396154][ T315] R13: 0000000000000000 R14: 00007ffe40d39200 R15: 00007ffe40d38e00 [ 54.404142][ T315] [ 54.407200][ T90] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 54.413998][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.424072][ T90] Call Trace: [ 54.427365][ T90] [ 54.430308][ T90] __dump_stack+0x21/0x30 [ 54.434659][ T90] dump_stack_lvl+0x110/0x170 [ 54.439346][ T90] ? show_regs_print_info+0x20/0x20 [ 54.444558][ T90] ? prandom_u32+0x24d/0x290 [ 54.449164][ T90] dump_stack+0x15/0x20 [ 54.453335][ T90] should_fail+0x3ab/0x500 [ 54.457773][ T90] __should_failslab+0xa4/0xe0 [ 54.462561][ T90] should_failslab+0x9/0x20 [ 54.467110][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 54.472077][ T90] ? __alloc_skb+0xe4/0x730 [ 54.476601][ T90] kmem_cache_alloc+0x44/0x260 [ 54.481391][ T90] __alloc_skb+0xe4/0x730 [ 54.485750][ T90] alloc_skb_with_frags+0xa8/0x620 [ 54.490886][ T90] ? memcpy+0x56/0x70 [ 54.494889][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 54.500109][ T90] ? sock_kzfree_s+0x60/0x60 [ 54.504718][ T90] ? __kasan_check_write+0x14/0x20 [ 54.509855][ T90] ? _raw_spin_lock+0x94/0xf0 [ 54.514554][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 54.519943][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 54.525088][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 54.530058][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 54.535528][ T90] __sys_sendto+0x46d/0x620 [ 54.540049][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 54.545437][ T90] __x64_sys_sendto+0xe5/0x100 [ 54.550218][ T90] x64_sys_call+0x178/0x9a0 [ 54.554747][ T90] do_syscall_64+0x4c/0xa0 [ 54.559183][ T90] ? clear_bhb_loop+0x50/0xa0 [ 54.563871][ T90] ? clear_bhb_loop+0x50/0xa0 [ 54.568568][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 54.574474][ T90] RIP: 0033:0x7fa7eaf1b407 [ 54.578911][ T90] 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 [ 54.598534][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 54.606982][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 54.614971][ T90] RDX: 000000000000004b RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 54.622954][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 54.630950][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 54.638945][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000030 R15: 00007ffe9e114bc0 [ 54.646945][ T90] [ 54.650058][ C1] FAULT_INJECTION: forcing a failure. [ 54.650058][ C1] name failslab, interval 1, probability 1, space 0, times 929 [ 54.650628][ T398] CPU: 0 PID: 398 Comm: kworker/u4:5 Not tainted syzkaller #0 [ 54.670394][ T398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 54.680477][ T398] Workqueue: writeback wb_workfn (flush-8:0) [ 54.686497][ T398] Call Trace: [ 54.689810][ T398] [ 54.692761][ T398] __dump_stack+0x21/0x30 [ 54.697116][ T398] dump_stack_lvl+0x110/0x170 [ 54.701819][ T398] ? show_regs_print_info+0x20/0x20 [ 54.707054][ T398] ? prandom_u32+0x24d/0x290 [ 54.711678][ T398] dump_stack+0x15/0x20 [ 54.715851][ T398] should_fail+0x3ab/0x500 [ 54.720291][ T398] __should_failslab+0xa4/0xe0 [ 54.725077][ T398] should_failslab+0x9/0x20 [ 54.729604][ T398] slab_pre_alloc_hook+0x39/0xd0 [ 54.734562][ T398] __kmalloc+0x6d/0x2c0 [ 54.738757][ T398] ? ext4_find_extent+0x371/0xe30 [ 54.743821][ T398] ext4_find_extent+0x371/0xe30 [ 54.748693][ T398] ? stack_trace_save+0xf0/0xf0 [ 54.753557][ T398] ext4_ext_map_blocks+0x20c/0x6150 [ 54.758773][ T398] ? __kasan_slab_alloc+0xc9/0xe0 [ 54.763807][ T398] ? __kasan_slab_alloc+0xb7/0xe0 [ 54.768978][ T398] ? slab_post_alloc_hook+0x4f/0x2b0 [ 54.774274][ T398] ? kmem_cache_alloc+0xf7/0x260 [ 54.779225][ T398] ? ext4_alloc_io_end_vec+0x2a/0x160 [ 54.784631][ T398] ? ext4_writepages+0xf3b/0x30a0 [ 54.789672][ T398] ? do_writepages+0x476/0x6d0 [ 54.794454][ T398] ? __writeback_single_inode+0xd9/0x9e0 [ 54.800131][ T398] ? writeback_sb_inodes+0x9f3/0x1610 [ 54.805518][ T398] ? __writeback_inodes_wb+0x127/0x400 [ 54.810993][ T398] ? wb_writeback+0x3ff/0x990 [ 54.815686][ T398] ? kthread+0x3f5/0x4f0 [ 54.819941][ T398] ? ret_from_fork+0x1f/0x30 [ 54.824547][ T398] ? ext4_ext_release+0x10/0x10 [ 54.829414][ T398] ? ext4_es_lookup_extent+0x563/0x900 [ 54.834892][ T398] ext4_map_blocks+0x979/0x1a50 [ 54.839759][ T398] ? ext4_issue_zeroout+0x250/0x250 [ 54.844976][ T398] ? ext4_inode_journal_mode+0x38e/0x470 [ 54.850624][ T398] ext4_writepages+0x1260/0x30a0 [ 54.855586][ T398] ? ext4_readpage+0x220/0x220 [ 54.860387][ T398] ? __stack_depot_save+0x34/0x480 [ 54.865520][ T398] ? __kasan_check_write+0x14/0x20 [ 54.870646][ T398] ? ext4_readpage+0x220/0x220 [ 54.875440][ T398] do_writepages+0x476/0x6d0 [ 54.880133][ T398] ? unwind_next_frame+0x39e/0x660 [ 54.885259][ T398] ? __writepage+0x130/0x130 [ 54.889867][ T398] ? memset+0x35/0x40 [ 54.893884][ T398] ? ___update_load_sum+0x434/0x7e0 [ 54.899099][ T398] ? __kasan_check_write+0x14/0x20 [ 54.904225][ T398] ? _raw_spin_lock+0x94/0xf0 [ 54.908927][ T398] __writeback_single_inode+0xd9/0x9e0 [ 54.914403][ T398] ? wbc_attach_and_unlock_inode+0x194/0x5f0 [ 54.920404][ T398] writeback_sb_inodes+0x9f3/0x1610 [ 54.925625][ T398] ? queue_io+0x4b0/0x4b0 [ 54.929977][ T398] ? down_read_trylock+0x317/0x630 [ 54.935133][ T398] __writeback_inodes_wb+0x127/0x400 [ 54.940449][ T398] wb_writeback+0x3ff/0x990 [ 54.944976][ T398] ? inode_cgwb_move_to_attached+0x3b0/0x3b0 [ 54.950976][ T398] ? set_worker_desc+0x1ba/0x1f0 [ 54.955936][ T398] ? __kasan_check_write+0x14/0x20 [ 54.961063][ T398] ? cpumask_next+0x7c/0xa0 [ 54.965590][ T398] wb_workfn+0xa49/0xf30 [ 54.969852][ T398] ? inode_wait_for_writeback+0x220/0x220 [ 54.975607][ T398] ? kvm_sched_clock_read+0x18/0x40 [ 54.980847][ T398] ? ttwu_do_activate+0x179/0x2a0 [ 54.986064][ T398] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 54.991913][ T398] ? try_to_wake_up+0x610/0x1150 [ 54.996898][ T398] process_one_work+0x6c8/0xbb0 [ 55.001851][ T398] worker_thread+0xaa0/0x1250 [ 55.006550][ T398] ? __kasan_check_read+0x11/0x20 [ 55.011595][ T398] kthread+0x3f5/0x4f0 [ 55.015684][ T398] ? worker_clr_flags+0x190/0x190 [ 55.020811][ T398] ? kthread_blkcg+0xd0/0xd0 [ 55.025417][ T398] ret_from_fork+0x1f/0x30 [ 55.029849][ T398] [ 55.032884][ C1] CPU: 1 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 55.039677][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 55.049743][ C1] Call Trace: [ 55.053029][ C1] [ 55.055879][ C1] __dump_stack+0x21/0x30 [ 55.060225][ C1] dump_stack_lvl+0x110/0x170 [ 55.064919][ C1] ? show_regs_print_info+0x20/0x20 [ 55.070160][ C1] ? prandom_u32+0x24d/0x290 [ 55.074765][ C1] dump_stack+0x15/0x20 [ 55.078930][ C1] should_fail+0x3ab/0x500 [ 55.083360][ C1] __should_failslab+0xa4/0xe0 [ 55.088139][ C1] should_failslab+0x9/0x20 [ 55.092650][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 55.097601][ C1] kmem_cache_alloc_trace+0x48/0x270 [ 55.102930][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 55.108488][ C1] dst_cow_metrics_generic+0x55/0x1c0 [ 55.113875][ C1] icmp6_dst_alloc+0x35f/0x520 [ 55.118699][ C1] ndisc_send_skb+0x2a9/0xcf0 [ 55.123401][ C1] ? x64_sys_call+0x178/0x9a0 [ 55.128091][ C1] ? do_syscall_64+0x4c/0xa0 [ 55.132693][ C1] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 55.138786][ C1] ? ndisc_alloc_skb+0x290/0x290 [ 55.143738][ C1] ? ndisc_send_rs+0x61f/0x960 [ 55.148514][ C1] ? memcpy+0x56/0x70 [ 55.152518][ C1] ndisc_send_rs+0x711/0x960 [ 55.157138][ C1] addrconf_rs_timer+0x35a/0x600 [ 55.162089][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 55.168174][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 55.174253][ C1] call_timer_fn+0x38/0x290 [ 55.178856][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 55.184936][ C1] __run_timers+0x637/0x9a0 [ 55.189453][ C1] ? calc_index+0x200/0x200 [ 55.193973][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 55.198840][ C1] run_timer_softirq+0x6a/0xf0 [ 55.203626][ C1] handle_softirqs+0x250/0x560 [ 55.208408][ C1] __irq_exit_rcu+0x52/0xf0 [ 55.212924][ C1] irq_exit_rcu+0x9/0x10 [ 55.217179][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 55.222821][ C1] [ 55.225765][ C1] [ 55.228702][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 55.234688][ C1] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 55.240155][ C1] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be 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 [ 55.259776][ C1] RSP: 0018:ffffc900009f76c0 EFLAGS: 00000293 [ 55.265867][ C1] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88810dcb62c0 [ 55.273984][ C1] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 55.281970][ C1] RBP: ffffc900009f7760 R08: 0000000000000003 R09: 0000000000000004 [ 55.289947][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 55.297931][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200013eed8 [ 55.305920][ C1] ? dump_stack_lvl+0x13b/0x170 [ 55.310787][ C1] ? show_regs_print_info+0x20/0x20 [ 55.316000][ C1] ? prandom_u32+0x24d/0x290 [ 55.320603][ C1] dump_stack+0x15/0x20 [ 55.324772][ C1] should_fail+0x3ab/0x500 [ 55.329198][ C1] __should_failslab+0xa4/0xe0 [ 55.333979][ C1] should_failslab+0x9/0x20 [ 55.338492][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 55.343457][ C1] ? __alloc_skb+0xe4/0x730 [ 55.347976][ C1] kmem_cache_alloc+0x44/0x260 [ 55.352756][ C1] __alloc_skb+0xe4/0x730 [ 55.357099][ C1] alloc_skb_with_frags+0xa8/0x620 [ 55.362220][ C1] ? memcpy+0x56/0x70 [ 55.366234][ C1] sock_alloc_send_pskb+0x87f/0x9a0 [ 55.371449][ C1] ? sock_kzfree_s+0x60/0x60 [ 55.376139][ C1] ? __kasan_check_write+0x14/0x20 [ 55.381261][ C1] ? _raw_spin_lock+0x94/0xf0 [ 55.385947][ C1] ? _raw_spin_trylock_bh+0x150/0x150 [ 55.391331][ C1] unix_dgram_sendmsg+0x6f3/0x19b0 [ 55.396459][ C1] ? unix_dgram_poll+0x6c0/0x6c0 [ 55.401409][ C1] ? security_socket_sendmsg+0x82/0xa0 [ 55.406880][ C1] __sys_sendto+0x46d/0x620 [ 55.411392][ C1] ? __ia32_sys_getpeername+0x90/0x90 [ 55.416783][ C1] __x64_sys_sendto+0xe5/0x100 [ 55.421556][ C1] x64_sys_call+0x178/0x9a0 [ 55.426092][ C1] do_syscall_64+0x4c/0xa0 [ 55.430517][ C1] ? clear_bhb_loop+0x50/0xa0 [ 55.435212][ C1] ? clear_bhb_loop+0x50/0xa0 [ 55.439899][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 55.445930][ C1] RIP: 0033:0x7fa7eaf1b407 [ 55.450369][ C1] 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 [ 55.469989][ C1] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 55.478421][ C1] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 55.486405][ C1] RDX: 000000000000004b RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 55.494512][ C1] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 55.502579][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 55.510565][ C1] R13: 00007ffe9e114bc0 R14: 0000000000000030 R15: 00007ffe9e114bc0 [ 55.518550][ C1] [ 55.523029][ T101] FAULT_INJECTION: forcing a failure. [ 55.523029][ T101] name failslab, interval 1, probability 1, space 0, times 927 [ 55.536024][ T101] CPU: 0 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 55.542899][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 55.552989][ T101] Call Trace: [ 55.556289][ T101] [ 55.559247][ T101] __dump_stack+0x21/0x30 [ 55.563602][ T101] dump_stack_lvl+0x110/0x170 [ 55.568495][ T101] ? show_regs_print_info+0x20/0x20 [ 55.573727][ T101] dump_stack+0x15/0x20 [ 55.576545][ T90] FAULT_INJECTION: forcing a failure. [ 55.576545][ T90] name failslab, interval 1, probability 1, space 0, times 924 [ 55.577921][ T101] should_fail+0x3ab/0x500 [ 55.595091][ T101] __should_failslab+0xa4/0xe0 [ 55.599873][ T101] should_failslab+0x9/0x20 [ 55.604483][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 55.609434][ T101] ? getname_flags+0xba/0x510 [ 55.614121][ T101] kmem_cache_alloc+0x44/0x260 [ 55.618904][ T101] getname_flags+0xba/0x510 [ 55.623421][ T101] user_path_at_empty+0x2f/0x1c0 [ 55.628375][ T101] vfs_statx+0x109/0xa20 [ 55.632654][ T101] ? from_kgid_munged+0x193/0x6e0 [ 55.637698][ T101] ? vfs_fstatat+0x40/0x40 [ 55.642164][ T101] __se_sys_newfstatat+0x10e/0x3d0 [ 55.647410][ T101] ? __x64_sys_newfstatat+0xb0/0xb0 [ 55.652628][ T101] ? blkcg_maybe_throttle_current+0x1e0/0xa00 [ 55.653390][ T353] FAULT_INJECTION: forcing a failure. [ 55.653390][ T353] name failslab, interval 1, probability 1, space 0, times 924 [ 55.658722][ T101] ? __fput+0x67c/0x900 [ 55.675751][ T101] __x64_sys_newfstatat+0x9b/0xb0 [ 55.680793][ T101] x64_sys_call+0x2c1/0x9a0 [ 55.685313][ T101] do_syscall_64+0x4c/0xa0 [ 55.689745][ T101] ? clear_bhb_loop+0x50/0xa0 [ 55.694518][ T101] ? clear_bhb_loop+0x50/0xa0 [ 55.699206][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 55.705111][ T101] RIP: 0033:0x7f77e25edb0a [ 55.709550][ T101] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 55.729170][ T101] RSP: 002b:00007ffe40d3a4a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 55.737600][ T101] RAX: ffffffffffffffda RBX: 0000555aeaddd410 RCX: 00007f77e25edb0a [ 55.745589][ T101] RDX: 00007ffe40d3a4b0 RSI: 0000555aeadcb2a8 RDI: 00000000ffffff9c [ 55.753571][ T101] RBP: 0000555aeddbf658 R08: 00063478c1c69200 R09: 001d496e61f70ad6 [ 55.761555][ T101] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 55.769537][ T101] R13: 00007ffe40d3a4b0 R14: 0000000000000000 R15: 00063478c1c69200 [ 55.777521][ T101] [ 55.780558][ T353] CPU: 1 PID: 353 Comm: kworker/u4:4 Not tainted syzkaller #0 [ 55.788051][ T353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 55.798134][ T353] Workqueue: ext4-rsv-conversion ext4_end_io_rsv_work [ 55.803472][ T351] FAULT_INJECTION: forcing a failure. [ 55.803472][ T351] name failslab, interval 1, probability 1, space 0, times 922 [ 55.804931][ T353] Call Trace: [ 55.804939][ T353] [ 55.817821][ T101] FAULT_INJECTION: forcing a failure. [ 55.817821][ T101] name failslab, interval 1, probability 1, space 0, times 922 [ 55.820965][ T353] __dump_stack+0x21/0x30 [ 55.820993][ T353] dump_stack_lvl+0x110/0x170 [ 55.821010][ T353] ? show_regs_print_info+0x20/0x20 [ 55.821029][ T353] ? prandom_u32+0x24d/0x290 [ 55.855478][ T353] dump_stack+0x15/0x20 [ 55.859659][ T353] should_fail+0x3ab/0x500 [ 55.864092][ T353] __should_failslab+0xa4/0xe0 [ 55.868871][ T353] should_failslab+0x9/0x20 [ 55.873393][ T353] slab_pre_alloc_hook+0x39/0xd0 [ 55.878353][ T353] ? __es_insert_extent+0x70e/0x1790 [ 55.883657][ T353] kmem_cache_alloc+0x44/0x260 [ 55.888442][ T353] __es_insert_extent+0x70e/0x1790 [ 55.893589][ T353] ? _raw_write_lock+0x94/0xf0 [ 55.898374][ T353] ext4_es_insert_extent+0x53c/0x2d10 [ 55.903759][ T353] ? ext4_es_scan_clu+0x240/0x240 [ 55.908804][ T353] ? ext4_es_lookup_extent+0x563/0x900 [ 55.914276][ T353] ext4_map_blocks+0xcad/0x1a50 [ 55.919139][ T353] ? ext4_issue_zeroout+0x250/0x250 [ 55.924369][ T353] ext4_convert_unwritten_extents+0x2b6/0x5e0 [ 55.930451][ T353] ? kmem_cache_free+0x100/0x320 [ 55.935403][ T353] ? ____kasan_slab_free+0x130/0x160 [ 55.940703][ T353] ? trace_ext4_fallocate_exit+0x130/0x130 [ 55.946614][ T353] ? jbd2_journal_start_reserved+0x1cc/0x3f0 [ 55.952615][ T353] ? ext4_convert_unwritten_io_end_vec+0x33/0x180 [ 55.959049][ T353] ? __ext4_journal_start_reserved+0x1bc/0x350 [ 55.965336][ T353] ext4_convert_unwritten_io_end_vec+0x103/0x180 [ 55.971681][ T353] ext4_end_io_rsv_work+0x2b1/0x620 [ 55.976894][ T353] ? pwq_activate_inactive_work+0x2ea/0x3f0 [ 55.982808][ T353] ? ext4_last_io_end_vec+0x70/0x70 [ 55.988020][ T353] process_one_work+0x6c8/0xbb0 [ 55.992888][ T353] worker_thread+0xaa0/0x1250 [ 55.997587][ T353] ? __kasan_check_read+0x11/0x20 [ 56.002632][ T353] kthread+0x3f5/0x4f0 [ 56.006710][ T353] ? worker_clr_flags+0x190/0x190 [ 56.011750][ T353] ? kthread_blkcg+0xd0/0xd0 [ 56.016359][ T353] ret_from_fork+0x1f/0x30 [ 56.020793][ T353] [ 56.023839][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 56.030712][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 56.040807][ T90] Call Trace: [ 56.044109][ T90] [ 56.047054][ T90] __dump_stack+0x21/0x30 [ 56.051409][ T90] dump_stack_lvl+0x110/0x170 [ 56.056109][ T90] ? show_regs_print_info+0x20/0x20 [ 56.061319][ T90] ? prandom_u32+0x24d/0x290 [ 56.065923][ T90] dump_stack+0x15/0x20 [ 56.070087][ T90] should_fail+0x3ab/0x500 [ 56.074524][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 56.079825][ T90] __should_failslab+0xa4/0xe0 [ 56.084625][ T90] should_failslab+0x9/0x20 [ 56.089139][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 56.094091][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 56.099415][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 56.104714][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 56.110030][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 56.115330][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 56.120624][ T90] __alloc_skb+0x210/0x730 [ 56.125053][ T90] alloc_skb_with_frags+0xa8/0x620 [ 56.130177][ T90] ? memcpy+0x56/0x70 [ 56.134175][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 56.139396][ T90] ? sock_kzfree_s+0x60/0x60 [ 56.143998][ T90] ? __kasan_check_write+0x14/0x20 [ 56.149119][ T90] ? _raw_spin_lock+0x94/0xf0 [ 56.153807][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 56.159193][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 56.164344][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 56.169300][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 56.174772][ T90] __sys_sendto+0x46d/0x620 [ 56.179285][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 56.184678][ T90] ? __kasan_check_write+0x14/0x20 [ 56.189805][ T90] __x64_sys_sendto+0xe5/0x100 [ 56.194596][ T90] x64_sys_call+0x178/0x9a0 [ 56.199115][ T90] do_syscall_64+0x4c/0xa0 [ 56.203541][ T90] ? clear_bhb_loop+0x50/0xa0 [ 56.208231][ T90] ? clear_bhb_loop+0x50/0xa0 [ 56.212916][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 56.218822][ T90] RIP: 0033:0x7fa7eaf1b407 [ 56.223248][ T90] 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 [ 56.242964][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 56.251387][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 56.259383][ T90] RDX: 000000000000003a RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 56.267367][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 56.275350][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 56.283330][ T90] R13: 00007ffe9e114bc0 R14: 000000000000001f R15: 00007ffe9e114bc0 [ 56.291319][ T90] [ 56.294420][ T351] CPU: 0 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 56.301287][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 56.311357][ T351] Call Trace: [ 56.314655][ T351] [ 56.317606][ T351] __dump_stack+0x21/0x30 [ 56.321954][ T351] dump_stack_lvl+0x110/0x170 [ 56.326732][ T351] ? show_regs_print_info+0x20/0x20 [ 56.331942][ T351] dump_stack+0x15/0x20 [ 56.336117][ T351] should_fail+0x3ab/0x500 [ 56.340590][ T351] __should_failslab+0xa4/0xe0 [ 56.345385][ T351] should_failslab+0x9/0x20 [ 56.350009][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 56.354971][ T351] ? getname_flags+0xba/0x510 [ 56.359670][ T351] kmem_cache_alloc+0x44/0x260 [ 56.364460][ T351] getname_flags+0xba/0x510 [ 56.368989][ T351] user_path_at_empty+0x2f/0x1c0 [ 56.373941][ T351] vfs_statx+0x109/0xa20 [ 56.378203][ T351] ? vfs_fstatat+0x40/0x40 [ 56.382636][ T351] __se_sys_newfstatat+0x10e/0x3d0 [ 56.387768][ T351] ? __x64_sys_newfstatat+0xb0/0xb0 [ 56.392990][ T351] ? rcu_gp_kthread_wake+0x90/0x90 [ 56.398120][ T351] ? kmem_cache_free+0x100/0x320 [ 56.403081][ T351] ? percpu_counter_add_batch+0x13c/0x160 [ 56.408830][ T351] ? blkcg_maybe_throttle_current+0x1e0/0xa00 [ 56.414925][ T351] ? __fput+0x67c/0x900 [ 56.419100][ T351] ? ____fput+0x15/0x20 [ 56.423279][ T351] __x64_sys_newfstatat+0x9b/0xb0 [ 56.428323][ T351] x64_sys_call+0x2c1/0x9a0 [ 56.432845][ T351] do_syscall_64+0x4c/0xa0 [ 56.437273][ T351] ? clear_bhb_loop+0x50/0xa0 [ 56.441964][ T351] ? clear_bhb_loop+0x50/0xa0 [ 56.446657][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 56.452561][ T351] RIP: 0033:0x7f77e25edb0a [ 56.457077][ T351] Code: 48 8b 15 f1 f2 0d 00 f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 07 31 c0 c3 0f 1f 40 00 48 8b 15 b9 f2 0d 00 f7 [ 56.476699][ T351] RSP: 002b:00007ffe40d380b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000106 [ 56.485399][ T351] RAX: ffffffffffffffda RBX: 0000555aeddcb130 RCX: 00007f77e25edb0a [ 56.493389][ T351] RDX: 00007ffe40d380e0 RSI: 0000555aeddcb130 RDI: 00000000ffffff9c [ 56.501401][ T351] RBP: 0000555aeddcb148 R08: 0000555aeddc2bf0 R09: 0000000000000000 [ 56.509391][ T351] R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffe40d39205 [ 56.517401][ T351] R13: 00007ffe40d38170 R14: 0000555aeadcb6d7 R15: 00007ffe40d39200 [ 56.525410][ T351] [ 56.528445][ T101] CPU: 1 PID: 101 Comm: udevd Not tainted syzkaller #0 [ 56.532587][ T351] FAULT_INJECTION: forcing a failure. [ 56.532587][ T351] name failslab, interval 1, probability 1, space 0, times 920 [ 56.535335][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 56.558248][ T101] Call Trace: [ 56.561538][ T101] [ 56.564475][ T101] __dump_stack+0x21/0x30 [ 56.568823][ T101] dump_stack_lvl+0x110/0x170 [ 56.573511][ T101] ? show_regs_print_info+0x20/0x20 [ 56.574232][ T90] FAULT_INJECTION: forcing a failure. [ 56.574232][ T90] name failslab, interval 1, probability 1, space 0, times 919 [ 56.578735][ T101] dump_stack+0x15/0x20 [ 56.595647][ T101] should_fail+0x3ab/0x500 [ 56.600076][ T101] __should_failslab+0xa4/0xe0 [ 56.604857][ T101] should_failslab+0x9/0x20 [ 56.609380][ T101] slab_pre_alloc_hook+0x39/0xd0 [ 56.614331][ T101] ? getname_flags+0xba/0x510 [ 56.619025][ T101] kmem_cache_alloc+0x44/0x260 [ 56.623805][ T101] getname_flags+0xba/0x510 [ 56.628318][ T101] user_path_at_empty+0x2f/0x1c0 [ 56.633273][ T101] do_readlinkat+0xd9/0x490 [ 56.637799][ T101] ? ksys_read+0x1eb/0x260 [ 56.642222][ T101] ? cp_old_stat+0x4a0/0x4a0 [ 56.646827][ T101] ? vfs_write+0xfd0/0xfd0 [ 56.651254][ T101] ? debug_smp_processor_id+0x17/0x20 [ 56.656641][ T101] __x64_sys_readlink+0x7f/0x90 [ 56.661504][ T101] x64_sys_call+0x93c/0x9a0 [ 56.666022][ T101] do_syscall_64+0x4c/0xa0 [ 56.670451][ T101] ? clear_bhb_loop+0x50/0xa0 [ 56.675140][ T101] ? clear_bhb_loop+0x50/0xa0 [ 56.679834][ T101] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 56.685742][ T101] RIP: 0033:0x7f77e25f13a7 [ 56.690172][ T101] Code: 00 00 90 48 83 ec 10 48 63 ff 45 31 c9 45 31 c0 6a 00 31 c9 e8 8a 20 f9 ff 48 83 c4 18 c3 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 21 ba 0d 00 f7 d8 64 89 02 48 [ 56.709791][ T101] RSP: 002b:00007ffe40d39f58 EFLAGS: 00000202 ORIG_RAX: 0000000000000059 [ 56.718217][ T101] RAX: ffffffffffffffda RBX: 00007ffe40d3a160 RCX: 00007f77e25f13a7 [ 56.726207][ T101] RDX: 0000000000000200 RSI: 00007ffe40d39f60 RDI: 00007ffe40d3a160 [ 56.734215][ T101] RBP: 0000555aedb7f2c0 R08: 0000000000000064 R09: 0000000000000000 [ 56.742202][ T101] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe40d39f60 [ 56.750185][ T101] R13: 0000555aeade6100 R14: 0000000000000001 R15: 00007ffe40d3a780 [ 56.758167][ T101] [ 56.761197][ T351] CPU: 0 PID: 351 Comm: udevd Not tainted syzkaller #0 [ 56.768078][ T351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 56.778144][ T351] Call Trace: [ 56.781435][ T351] [ 56.784382][ T351] __dump_stack+0x21/0x30 [ 56.788719][ T351] dump_stack_lvl+0x110/0x170 [ 56.793407][ T351] ? show_regs_print_info+0x20/0x20 [ 56.798630][ T351] dump_stack+0x15/0x20 [ 56.802795][ T351] should_fail+0x3ab/0x500 [ 56.807233][ T351] __should_failslab+0xa4/0xe0 [ 56.812034][ T351] should_failslab+0x9/0x20 [ 56.816576][ T351] slab_pre_alloc_hook+0x39/0xd0 [ 56.821529][ T351] ? getname_flags+0xba/0x510 [ 56.826219][ T351] kmem_cache_alloc+0x44/0x260 [ 56.830998][ T351] getname_flags+0xba/0x510 [ 56.835511][ T351] ? debug_smp_processor_id+0x17/0x20 [ 56.840893][ T351] __x64_sys_mkdir+0x5f/0x80 [ 56.845760][ T351] x64_sys_call+0x124/0x9a0 [ 56.850274][ T351] do_syscall_64+0x4c/0xa0 [ 56.854696][ T351] ? clear_bhb_loop+0x50/0xa0 [ 56.859392][ T351] ? clear_bhb_loop+0x50/0xa0 [ 56.864078][ T351] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 56.869980][ T351] RIP: 0033:0x7f77e25f0c37 [ 56.874411][ T351] Code: 00 66 90 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 db ce ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 b8 53 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 c1 0d 00 f7 d8 64 89 02 b8 [ 56.894033][ T351] RSP: 002b:00007ffe40d37928 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 56.902461][ T351] RAX: ffffffffffffffda RBX: 00007ffe40d39605 RCX: 00007f77e25f0c37 [ 56.910442][ T351] RDX: 0000000000000004 RSI: 00000000000001ed RDI: 00007ffe40d37930 [ 56.918424][ T351] RBP: 00007ffe40d389d0 R08: 00007ffe40d39600 R09: 0000000000000000 [ 56.926405][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe40d39600 [ 56.934393][ T351] R13: 0000000000000000 R14: 0000555aeadcb7d4 R15: 0000000000000004 [ 56.942385][ T351] [ 56.948643][ T45] FAULT_INJECTION: forcing a failure. [ 56.948643][ T45] name failslab, interval 1, probability 1, space 0, times 919 [ 56.951038][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 56.968236][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 56.978307][ T90] Call Trace: [ 56.981605][ T90] [ 56.984553][ T90] __dump_stack+0x21/0x30 [ 56.988896][ T90] dump_stack_lvl+0x110/0x170 [ 56.993582][ T90] ? show_regs_print_info+0x20/0x20 [ 56.998798][ T90] ? prandom_u32+0x24d/0x290 [ 57.003406][ T90] dump_stack+0x15/0x20 [ 57.007579][ T90] should_fail+0x3ab/0x500 [ 57.012007][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 57.017305][ T90] __should_failslab+0xa4/0xe0 [ 57.022088][ T90] should_failslab+0x9/0x20 [ 57.026609][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 57.031564][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 57.036867][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 57.042171][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 57.047473][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 57.052772][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 57.058070][ T90] __alloc_skb+0x210/0x730 [ 57.062505][ T90] alloc_skb_with_frags+0xa8/0x620 [ 57.067634][ T90] ? memcpy+0x56/0x70 [ 57.071629][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 57.077020][ T90] ? sock_kzfree_s+0x60/0x60 [ 57.081641][ T90] ? __kasan_check_write+0x14/0x20 [ 57.086776][ T90] ? _raw_spin_lock+0x94/0xf0 [ 57.091478][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 57.096879][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 57.102024][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 57.106978][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 57.112452][ T90] __sys_sendto+0x46d/0x620 [ 57.116977][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 57.122366][ T90] ? __kasan_check_write+0x14/0x20 [ 57.127496][ T90] __x64_sys_sendto+0xe5/0x100 [ 57.132270][ T90] x64_sys_call+0x178/0x9a0 [ 57.136787][ T90] do_syscall_64+0x4c/0xa0 [ 57.141216][ T90] ? clear_bhb_loop+0x50/0xa0 [ 57.145905][ T90] ? clear_bhb_loop+0x50/0xa0 [ 57.150591][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.156505][ T90] RIP: 0033:0x7fa7eaf1b407 [ 57.160930][ T90] 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 [ 57.180571][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 57.189012][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 57.196997][ T90] RDX: 000000000000004e RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 57.204980][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 57.212969][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 57.220958][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000033 R15: 00007ffe9e114bc0 [ 57.228941][ T90] [ 57.232153][ T45] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 57.233196][ C0] FAULT_INJECTION: forcing a failure. [ 57.233196][ C0] name failslab, interval 1, probability 1, space 0, times 919 [ 57.239566][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 57.262500][ T45] Workqueue: netns cleanup_net [ 57.267284][ T45] Call Trace: [ 57.270667][ T45] [ 57.273609][ T45] __dump_stack+0x21/0x30 [ 57.277952][ T45] dump_stack_lvl+0x110/0x170 [ 57.282674][ T45] ? show_regs_print_info+0x20/0x20 [ 57.287887][ T45] ? prandom_u32+0x24d/0x290 [ 57.292490][ T45] dump_stack+0x15/0x20 [ 57.296690][ T45] should_fail+0x3ab/0x500 [ 57.301122][ T45] ? inet6_rt_notify+0x293/0x480 [ 57.306074][ T45] __should_failslab+0xa4/0xe0 [ 57.310857][ T45] should_failslab+0x9/0x20 [ 57.315375][ T45] slab_pre_alloc_hook+0x39/0xd0 [ 57.320322][ T45] ? inet6_rt_notify+0x293/0x480 [ 57.325273][ T45] ? inet6_rt_notify+0x293/0x480 [ 57.330223][ T45] __kmalloc_track_caller+0x6c/0x2c0 [ 57.335523][ T45] ? inet6_rt_notify+0x293/0x480 [ 57.340473][ T45] ? inet6_rt_notify+0x293/0x480 [ 57.345430][ T45] __alloc_skb+0x210/0x730 [ 57.349859][ T45] inet6_rt_notify+0x293/0x480 [ 57.354641][ T45] ? rt6_nh_dump_exceptions+0x6b0/0x6b0 [ 57.360202][ T45] ? call_fib_notifiers+0xa0/0xc0 [ 57.365242][ T45] fib6_del+0xb9e/0xf00 [ 57.369454][ T45] ? fib6_locate+0x520/0x520 [ 57.374058][ T45] ? stack_trace_save+0xf0/0xf0 [ 57.378924][ T45] ? arch_stack_walk+0x108/0x140 [ 57.383881][ T45] ? fib6_ifdown+0x2e8/0x4e0 [ 57.388493][ T45] fib6_clean_node+0x2a1/0x540 [ 57.393273][ T45] ? node_free_rcu+0x30/0x30 [ 57.397878][ T45] ? kasan_save_stack+0x49/0x60 [ 57.402744][ T45] ? kasan_save_stack+0x3a/0x60 [ 57.407598][ T45] ? __kasan_record_aux_stack+0xd2/0x100 [ 57.413238][ T45] ? kasan_record_aux_stack_noalloc+0xb/0x10 [ 57.419228][ T45] ? call_rcu+0x10b/0xf60 [ 57.423569][ T45] fib6_walk_continue+0x54b/0x740 [ 57.428614][ T45] fib6_walk+0x153/0x290 [ 57.432878][ T45] fib6_clean_all+0x1a1/0x270 [ 57.437656][ T45] ? rt6_sync_down_dev+0x140/0x140 [ 57.442781][ T45] ? fib6_del+0xf00/0xf00 [ 57.447123][ T45] ? node_free_rcu+0x30/0x30 [ 57.451729][ T45] ? rt6_sync_down_dev+0x140/0x140 [ 57.456863][ T45] ? __kasan_check_read+0x11/0x20 [ 57.461903][ T45] rt6_disable_ip+0x115/0x730 [ 57.466598][ T45] ? _raw_spin_lock+0xf0/0xf0 [ 57.471315][ T45] ? __kasan_check_write+0x14/0x20 [ 57.476467][ T45] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 57.482029][ T45] ? fib6_ifdown+0x4e0/0x4e0 [ 57.486639][ T45] ? __kasan_check_read+0x11/0x20 [ 57.491684][ T45] addrconf_ifdown+0x144/0x1910 [ 57.496566][ T45] ? detach_if_pending+0xf5/0x300 [ 57.501614][ T45] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 57.507443][ T45] ? addrconf_cleanup+0x1c0/0x1c0 [ 57.512486][ T45] ? __kasan_check_write+0x14/0x20 [ 57.517626][ T45] ? mutex_unlock+0x8f/0x230 [ 57.522239][ T45] ? __mutex_lock_slowpath+0x10/0x10 [ 57.527540][ T45] ? macsec_notify+0x10d/0x4c0 [ 57.532324][ T45] ? nf_nat_masq_schedule+0x4d0/0x4d0 [ 57.537716][ T45] ? masq_device_event+0xd0/0xd0 [ 57.542672][ T45] addrconf_notify+0x3bd/0xe00 [ 57.547479][ T45] raw_notifier_call_chain+0x90/0x100 [ 57.552872][ T45] dev_close_many+0x325/0x4d0 [ 57.557572][ T45] ? __dev_open+0x500/0x500 [ 57.562084][ T45] ? __mutex_unlock_slowpath+0x298/0x3f0 [ 57.567734][ T45] ? __kasan_check_read+0x11/0x20 [ 57.572771][ T45] unregister_netdevice_many+0x477/0x1a00 [ 57.578512][ T45] ? wait_for_common+0x355/0x410 [ 57.583461][ T45] ? alloc_netdev_mqs+0xe20/0xe20 [ 57.588504][ T45] ? unregister_netdevice_queue+0x17c/0x320 [ 57.594423][ T45] ? list_netdevice+0x4c0/0x4c0 [ 57.599297][ T45] ip6gre_exit_batch_net+0x5ca/0x620 [ 57.604614][ T45] ? ip6gre_init_net+0x340/0x340 [ 57.609565][ T45] ? ip6gre_init_net+0x340/0x340 [ 57.614515][ T45] cleanup_net+0x605/0xae0 [ 57.618953][ T45] ? ops_init+0x470/0x470 [ 57.623296][ T45] process_one_work+0x6c8/0xbb0 [ 57.628168][ T45] worker_thread+0xaa0/0x1250 [ 57.632862][ T45] ? __kasan_check_read+0x11/0x20 [ 57.637909][ T45] kthread+0x3f5/0x4f0 [ 57.641997][ T45] ? worker_clr_flags+0x190/0x190 [ 57.647046][ T45] ? kthread_blkcg+0xd0/0xd0 [ 57.651674][ T45] ret_from_fork+0x1f/0x30 [ 57.656110][ T45] [ 57.659152][ C0] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 57.665949][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 57.676017][ C0] Call Trace: [ 57.679305][ C0] [ 57.682158][ C0] __dump_stack+0x21/0x30 [ 57.686544][ C0] dump_stack_lvl+0x110/0x170 [ 57.691231][ C0] ? show_regs_print_info+0x20/0x20 [ 57.696438][ C0] ? prandom_u32+0x24d/0x290 [ 57.701037][ C0] dump_stack+0x15/0x20 [ 57.705207][ C0] should_fail+0x3ab/0x500 [ 57.709632][ C0] __should_failslab+0xa4/0xe0 [ 57.714416][ C0] should_failslab+0x9/0x20 [ 57.718928][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 57.723890][ C0] ? dst_alloc+0x15c/0x1d0 [ 57.728320][ C0] kmem_cache_alloc+0x44/0x260 [ 57.733108][ C0] ? ipv6_sysctl_rtcache_flush+0x100/0x100 [ 57.738922][ C0] dst_alloc+0x15c/0x1d0 [ 57.743172][ C0] icmp6_dst_alloc+0xec/0x520 [ 57.747855][ C0] ? security_sk_classify_flow+0x7b/0x90 [ 57.753495][ C0] ? icmpv6_flow_init+0xd2/0x130 [ 57.758439][ C0] ndisc_send_skb+0x2a9/0xcf0 [ 57.763126][ C0] ? x64_sys_call+0x178/0x9a0 [ 57.767811][ C0] ? do_syscall_64+0x4c/0xa0 [ 57.772405][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.778481][ C0] ? ndisc_alloc_skb+0x290/0x290 [ 57.783427][ C0] ? ndisc_send_rs+0x61f/0x960 [ 57.788204][ C0] ? memcpy+0x56/0x70 [ 57.792190][ C0] ndisc_send_rs+0x711/0x960 [ 57.796791][ C0] addrconf_rs_timer+0x35a/0x600 [ 57.801737][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 57.807817][ C0] ? _raw_spin_lock_irq+0x95/0xf0 [ 57.812853][ C0] ? _raw_spin_lock_irqsave+0x130/0x130 [ 57.818411][ C0] ? wg_packet_send_queued_handshake_initiation+0x19d/0x210 [ 57.825720][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 57.831918][ C0] call_timer_fn+0x38/0x290 [ 57.836430][ C0] ? addrconf_disable_policy_idev+0x360/0x360 [ 57.842504][ C0] __run_timers+0x637/0x9a0 [ 57.847016][ C0] ? calc_index+0x200/0x200 [ 57.851532][ C0] ? sched_clock_cpu+0x18/0x3d0 [ 57.856476][ C0] run_timer_softirq+0x6a/0xf0 [ 57.861253][ C0] handle_softirqs+0x250/0x560 [ 57.866028][ C0] __irq_exit_rcu+0x52/0xf0 [ 57.870539][ C0] irq_exit_rcu+0x9/0x10 [ 57.874792][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 57.880436][ C0] [ 57.883372][ C0] [ 57.886311][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 57.892304][ C0] RIP: 0010:dump_stack_lvl+0x144/0x170 [ 57.897778][ C0] Code: e6 00 02 00 00 31 ff e8 3a 97 be fc 49 81 e5 00 02 00 00 75 07 e8 ec 92 be fc eb 06 e8 e5 92 be 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 [ 57.917390][ C0] RSP: 0018:ffffc900009f76c0 EFLAGS: 00000293 [ 57.923470][ C0] RAX: ffffffff84ab23fb RBX: ffffffff8564bda0 RCX: ffff88810dcb62c0 [ 57.931450][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 57.939427][ C0] RBP: ffffc900009f7750 R08: 0000000000000003 R09: 0000000000000004 [ 57.947407][ C0] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 57.955406][ C0] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200013eed8 [ 57.963393][ C0] ? dump_stack_lvl+0x13b/0x170 [ 57.968261][ C0] ? show_regs_print_info+0x20/0x20 [ 57.973465][ C0] ? prandom_u32+0x24d/0x290 [ 57.978071][ C0] dump_stack+0x15/0x20 [ 57.982234][ C0] should_fail+0x3ab/0x500 [ 57.986658][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 57.991953][ C0] __should_failslab+0xa4/0xe0 [ 57.996729][ C0] should_failslab+0x9/0x20 [ 58.001249][ C0] slab_pre_alloc_hook+0x39/0xd0 [ 58.006211][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 58.011621][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 58.016935][ C0] __kmalloc_track_caller+0x6c/0x2c0 [ 58.022233][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 58.027534][ C0] ? alloc_skb_with_frags+0xa8/0x620 [ 58.032837][ C0] __alloc_skb+0x210/0x730 [ 58.037274][ C0] alloc_skb_with_frags+0xa8/0x620 [ 58.042398][ C0] ? memcpy+0x56/0x70 [ 58.046399][ C0] sock_alloc_send_pskb+0x87f/0x9a0 [ 58.051609][ C0] ? sock_kzfree_s+0x60/0x60 [ 58.056213][ C0] ? __kasan_check_write+0x14/0x20 [ 58.061334][ C0] ? _raw_spin_lock+0x94/0xf0 [ 58.066136][ C0] ? _raw_spin_trylock_bh+0x150/0x150 [ 58.071532][ C0] unix_dgram_sendmsg+0x6f3/0x19b0 [ 58.076662][ C0] ? unix_dgram_poll+0x6c0/0x6c0 [ 58.081611][ C0] ? security_socket_sendmsg+0x82/0xa0 [ 58.087082][ C0] __sys_sendto+0x46d/0x620 [ 58.091598][ C0] ? __ia32_sys_getpeername+0x90/0x90 [ 58.096993][ C0] ? __kasan_check_write+0x14/0x20 [ 58.102125][ C0] __x64_sys_sendto+0xe5/0x100 [ 58.106897][ C0] x64_sys_call+0x178/0x9a0 [ 58.111412][ C0] do_syscall_64+0x4c/0xa0 [ 58.115832][ C0] ? clear_bhb_loop+0x50/0xa0 [ 58.120522][ C0] ? clear_bhb_loop+0x50/0xa0 [ 58.125207][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.131114][ C0] RIP: 0033:0x7fa7eaf1b407 [ 58.135546][ 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 [ 58.155158][ C0] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 58.163584][ C0] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 58.171562][ C0] RDX: 000000000000004e RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 58.179543][ C0] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 58.187524][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 58.195506][ C0] R13: 00007ffe9e114bc0 R14: 0000000000000033 R15: 00007ffe9e114bc0 [ 58.203489][ C0] [ 58.209269][ T90] FAULT_INJECTION: forcing a failure. [ 58.209269][ T90] name failslab, interval 1, probability 1, space 0, times 914 [ 58.222152][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 58.228532][ T45] FAULT_INJECTION: forcing a failure. [ 58.228532][ T45] name failslab, interval 1, probability 1, space 0, times 914 [ 58.228940][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 58.251752][ T90] Call Trace: [ 58.255042][ T90] [ 58.257987][ T90] __dump_stack+0x21/0x30 [ 58.262333][ T90] dump_stack_lvl+0x110/0x170 [ 58.267025][ T90] ? show_regs_print_info+0x20/0x20 [ 58.272232][ T90] ? prandom_u32+0x24d/0x290 [ 58.276841][ T90] dump_stack+0x15/0x20 [ 58.280776][ C1] FAULT_INJECTION: forcing a failure. [ 58.280776][ C1] name failslab, interval 1, probability 1, space 0, times 914 [ 58.281003][ T90] should_fail+0x3ab/0x500 [ 58.298175][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 58.303478][ T90] __should_failslab+0xa4/0xe0 [ 58.308256][ T90] should_failslab+0x9/0x20 [ 58.312774][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 58.317734][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 58.323038][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 58.328333][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 58.333638][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 58.338940][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 58.344241][ T90] __alloc_skb+0x210/0x730 [ 58.348692][ T90] alloc_skb_with_frags+0xa8/0x620 [ 58.353809][ T90] ? memcpy+0x56/0x70 [ 58.357803][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 58.363022][ T90] ? sock_kzfree_s+0x60/0x60 [ 58.367626][ T90] ? __kasan_check_write+0x14/0x20 [ 58.372748][ T90] ? _raw_spin_lock+0x94/0xf0 [ 58.377444][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 58.382839][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 58.387974][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 58.392929][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 58.398407][ T90] __sys_sendto+0x46d/0x620 [ 58.402921][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 58.408307][ T90] ? __kasan_check_write+0x14/0x20 [ 58.413448][ T90] __x64_sys_sendto+0xe5/0x100 [ 58.418226][ T90] x64_sys_call+0x178/0x9a0 [ 58.422781][ T90] do_syscall_64+0x4c/0xa0 [ 58.427211][ T90] ? clear_bhb_loop+0x50/0xa0 [ 58.431900][ T90] ? clear_bhb_loop+0x50/0xa0 [ 58.436596][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 58.442502][ T90] RIP: 0033:0x7fa7eaf1b407 [ 58.446930][ T90] 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 [ 58.466559][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 58.474996][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 58.482981][ T90] RDX: 0000000000000049 RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 58.490975][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 58.498960][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 58.506948][ T90] R13: 00007ffe9e114bc0 R14: 000000000000002e R15: 00007ffe9e114bc0 [ 58.514945][ T90] [ 58.517978][ C1] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 58.525381][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 58.527990][ T90] FAULT_INJECTION: forcing a failure. [ 58.527990][ T90] name failslab, interval 1, probability 1, space 0, times 913 [ 58.535549][ C1] Workqueue: netns cleanup_net [ 58.554584][ C1] Call Trace: [ 58.557875][ C1] [ 58.560732][ C1] __dump_stack+0x21/0x30 [ 58.565082][ C1] dump_stack_lvl+0x110/0x170 [ 58.569876][ C1] ? show_regs_print_info+0x20/0x20 [ 58.575089][ C1] ? prandom_u32+0x24d/0x290 [ 58.579712][ C1] dump_stack+0x15/0x20 [ 58.583921][ C1] should_fail+0x3ab/0x500 [ 58.588377][ C1] __should_failslab+0xa4/0xe0 [ 58.593170][ C1] should_failslab+0x9/0x20 [ 58.597694][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 58.602655][ C1] ? dst_alloc+0x15c/0x1d0 [ 58.607096][ C1] kmem_cache_alloc+0x44/0x260 [ 58.611882][ C1] ? ipv6_sysctl_rtcache_flush+0x100/0x100 [ 58.617708][ C1] dst_alloc+0x15c/0x1d0 [ 58.621970][ C1] icmp6_dst_alloc+0xec/0x520 [ 58.626672][ C1] ? security_sk_classify_flow+0x7b/0x90 [ 58.632326][ C1] ? icmpv6_flow_init+0xd2/0x130 [ 58.637279][ C1] ndisc_send_skb+0x2a9/0xcf0 [ 58.641974][ C1] ? ip6gre_exit_batch_net+0x5ca/0x620 [ 58.647468][ C1] ? cleanup_net+0x605/0xae0 [ 58.652179][ C1] ? process_one_work+0x6c8/0xbb0 [ 58.657239][ C1] ? worker_thread+0xaa0/0x1250 [ 58.662140][ C1] ? kthread+0x3f5/0x4f0 [ 58.666412][ C1] ? ndisc_alloc_skb+0x290/0x290 [ 58.671397][ C1] ? ndisc_send_rs+0x61f/0x960 [ 58.676179][ C1] ? memcpy+0x56/0x70 [ 58.680182][ C1] ndisc_send_rs+0x711/0x960 [ 58.684786][ C1] addrconf_rs_timer+0x35a/0x600 [ 58.689738][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 58.695823][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 58.701907][ C1] call_timer_fn+0x38/0x290 [ 58.706432][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 58.712537][ C1] __run_timers+0x637/0x9a0 [ 58.717080][ C1] ? calc_index+0x200/0x200 [ 58.721597][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 58.726461][ C1] run_timer_softirq+0x6a/0xf0 [ 58.731248][ C1] handle_softirqs+0x250/0x560 [ 58.736061][ C1] __irq_exit_rcu+0x52/0xf0 [ 58.740575][ C1] irq_exit_rcu+0x9/0x10 [ 58.744834][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 58.750506][ C1] [ 58.753471][ C1] [ 58.756415][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 58.762413][ C1] RIP: 0010:__kasan_check_read+0x0/0x20 [ 58.767974][ C1] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 c7 c7 a1 c2 e7 85 eb 0a 48 c7 c7 fd 95 dc 85 48 89 de e8 37 8a 01 03 45 31 ff eb d1 00 00 <55> 48 89 e5 89 f6 48 8b 4d 08 31 d2 e8 af ed ff ff 5d c3 66 2e 0f [ 58.787700][ C1] RSP: 0018:ffffc900002ef6a8 EFLAGS: 00000293 [ 58.793783][ C1] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff8881045ba780 [ 58.801782][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 58.809767][ C1] RBP: ffffc900002ef6b0 R08: 0000000000000003 R09: 0000000000000004 [ 58.817791][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 58.825779][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200005ded8 [ 58.833766][ C1] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 58.839431][ C1] ? __printk_wait_on_cpu_lock+0x1c/0x40 [ 58.845083][ C1] dump_stack_lvl+0xce/0x170 [ 58.849686][ C1] ? show_regs_print_info+0x20/0x20 [ 58.854894][ C1] ? prandom_u32+0x24d/0x290 [ 58.859500][ C1] dump_stack+0x15/0x20 [ 58.863678][ C1] should_fail+0x3ab/0x500 [ 58.868104][ C1] __should_failslab+0xa4/0xe0 [ 58.872898][ C1] should_failslab+0x9/0x20 [ 58.877415][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 58.882367][ C1] ? __alloc_skb+0xe4/0x730 [ 58.886885][ C1] kmem_cache_alloc+0x44/0x260 [ 58.891661][ C1] __alloc_skb+0xe4/0x730 [ 58.896010][ C1] inet_netconf_notify_devconf+0x169/0x220 [ 58.902013][ C1] inetdev_event+0x7b0/0x1060 [ 58.906704][ C1] ? devinet_exit_net+0x220/0x220 [ 58.911740][ C1] ? up_read+0x56/0x1d0 [ 58.916000][ C1] raw_notifier_call_chain+0x90/0x100 [ 58.921388][ C1] unregister_netdevice_many+0x103d/0x1a00 [ 58.927207][ C1] ? alloc_netdev_mqs+0xe20/0xe20 [ 58.932251][ C1] ? unregister_netdevice_queue+0x17c/0x320 [ 58.938156][ C1] ? list_netdevice+0x4c0/0x4c0 [ 58.943020][ C1] ip6gre_exit_batch_net+0x5ca/0x620 [ 58.948337][ C1] ? ip6gre_init_net+0x340/0x340 [ 58.953468][ C1] ? ip6gre_init_net+0x340/0x340 [ 58.958414][ C1] cleanup_net+0x605/0xae0 [ 58.962865][ C1] ? ops_init+0x470/0x470 [ 58.967210][ C1] process_one_work+0x6c8/0xbb0 [ 58.972085][ C1] worker_thread+0xaa0/0x1250 [ 58.976778][ C1] ? __kasan_check_read+0x11/0x20 [ 58.981818][ C1] kthread+0x3f5/0x4f0 [ 58.985902][ C1] ? worker_clr_flags+0x190/0x190 [ 58.990938][ C1] ? kthread_blkcg+0xd0/0xd0 [ 58.995543][ C1] ret_from_fork+0x1f/0x30 [ 58.999972][ C1] [ 59.003039][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 59.004138][ C1] FAULT_INJECTION: forcing a failure. [ 59.004138][ C1] name failslab, interval 1, probability 1, space 0, times 912 [ 59.009834][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 59.032668][ T90] Call Trace: [ 59.035969][ T90] [ 59.038913][ T90] __dump_stack+0x21/0x30 [ 59.043261][ T90] dump_stack_lvl+0x110/0x170 [ 59.047954][ T90] ? show_regs_print_info+0x20/0x20 [ 59.053167][ T90] ? prandom_u32+0x24d/0x290 [ 59.057774][ T90] dump_stack+0x15/0x20 [ 59.061945][ T90] should_fail+0x3ab/0x500 [ 59.066379][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 59.071679][ T90] __should_failslab+0xa4/0xe0 [ 59.076467][ T90] should_failslab+0x9/0x20 [ 59.080982][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 59.085937][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 59.091235][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 59.096629][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 59.101927][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 59.107229][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 59.112528][ T90] __alloc_skb+0x210/0x730 [ 59.116963][ T90] alloc_skb_with_frags+0xa8/0x620 [ 59.122098][ T90] ? memcpy+0x56/0x70 [ 59.126092][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 59.131309][ T90] ? sock_kzfree_s+0x60/0x60 [ 59.135910][ T90] ? __kasan_check_write+0x14/0x20 [ 59.141035][ T90] ? _raw_spin_lock+0x94/0xf0 [ 59.145730][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 59.151117][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 59.156253][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 59.161208][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 59.166684][ T90] __sys_sendto+0x46d/0x620 [ 59.171203][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 59.176596][ T90] ? __kasan_check_write+0x14/0x20 [ 59.181723][ T90] __x64_sys_sendto+0xe5/0x100 [ 59.186502][ T90] x64_sys_call+0x178/0x9a0 [ 59.191038][ T90] do_syscall_64+0x4c/0xa0 [ 59.195469][ T90] ? clear_bhb_loop+0x50/0xa0 [ 59.200163][ T90] ? clear_bhb_loop+0x50/0xa0 [ 59.204856][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 59.210779][ T90] RIP: 0033:0x7fa7eaf1b407 [ 59.215219][ T90] 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 [ 59.234846][ T90] RSP: 002b:00007ffe9e114a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 59.243299][ T90] RAX: ffffffffffffffda RBX: 00007fa7eadcbc80 RCX: 00007fa7eaf1b407 [ 59.251296][ T90] RDX: 000000000000003d RSI: 00007ffe9e114bc0 RDI: 0000000000000003 [ 59.259278][ T90] RBP: 00007ffe9e114ff0 R08: 0000000000000000 R09: 0000000000000000 [ 59.267262][ T90] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe9e115008 [ 59.275252][ T90] R13: 00007ffe9e114bc0 R14: 0000000000000022 R15: 00007ffe9e114bc0 [ 59.283263][ T90] [ 59.286293][ C1] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 59.293692][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 59.303756][ C1] Workqueue: netns cleanup_net [ 59.308538][ C1] Call Trace: [ 59.311828][ C1] [ 59.314686][ C1] __dump_stack+0x21/0x30 [ 59.319032][ C1] dump_stack_lvl+0x110/0x170 [ 59.323724][ C1] ? show_regs_print_info+0x20/0x20 [ 59.328934][ C1] ? prandom_u32+0x24d/0x290 [ 59.333538][ C1] dump_stack+0x15/0x20 [ 59.337699][ C1] should_fail+0x3ab/0x500 [ 59.342218][ C1] __should_failslab+0xa4/0xe0 [ 59.347012][ C1] should_failslab+0x9/0x20 [ 59.351524][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 59.356479][ C1] kmem_cache_alloc_trace+0x48/0x270 [ 59.361779][ C1] ? dst_cow_metrics_generic+0x55/0x1c0 [ 59.367336][ C1] dst_cow_metrics_generic+0x55/0x1c0 [ 59.372717][ C1] icmp6_dst_alloc+0x35f/0x520 [ 59.377500][ C1] ndisc_send_skb+0x2a9/0xcf0 [ 59.382245][ C1] ? ip6gre_exit_batch_net+0x5ca/0x620 [ 59.387719][ C1] ? cleanup_net+0x605/0xae0 [ 59.392317][ C1] ? process_one_work+0x6c8/0xbb0 [ 59.397358][ C1] ? worker_thread+0xaa0/0x1250 [ 59.402225][ C1] ? kthread+0x3f5/0x4f0 [ 59.406486][ C1] ? ndisc_alloc_skb+0x290/0x290 [ 59.411437][ C1] ? ndisc_send_rs+0x61f/0x960 [ 59.416216][ C1] ? memcpy+0x56/0x70 [ 59.420208][ C1] ndisc_send_rs+0x711/0x960 [ 59.424811][ C1] addrconf_rs_timer+0x35a/0x600 [ 59.429762][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 59.435845][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 59.440886][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 59.446443][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 59.452520][ C1] call_timer_fn+0x38/0x290 [ 59.457037][ C1] ? addrconf_disable_policy_idev+0x360/0x360 [ 59.463244][ C1] __run_timers+0x637/0x9a0 [ 59.467762][ C1] ? calc_index+0x200/0x200 [ 59.472305][ C1] ? sched_clock_cpu+0x18/0x3d0 [ 59.477339][ C1] run_timer_softirq+0x6a/0xf0 [ 59.482127][ C1] handle_softirqs+0x250/0x560 [ 59.486931][ C1] __irq_exit_rcu+0x52/0xf0 [ 59.491456][ C1] irq_exit_rcu+0x9/0x10 [ 59.495718][ C1] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 59.501368][ C1] [ 59.504313][ C1] [ 59.507254][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 59.513248][ C1] RIP: 0010:__kasan_check_read+0x0/0x20 [ 59.518804][ C1] Code: 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 c7 c7 a1 c2 e7 85 eb 0a 48 c7 c7 fd 95 dc 85 48 89 de e8 37 8a 01 03 45 31 ff eb d1 00 00 <55> 48 89 e5 89 f6 48 8b 4d 08 31 d2 e8 af ed ff ff 5d c3 66 2e 0f [ 59.538594][ C1] RSP: 0018:ffffc900002ef6a8 EFLAGS: 00000293 [ 59.544671][ C1] RAX: ffffffff8152422c RBX: ffffffff8564bda0 RCX: ffff8881045ba780 [ 59.552653][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff86711f80 [ 59.560634][ C1] RBP: ffffc900002ef6b0 R08: 0000000000000003 R09: 0000000000000004 [ 59.568620][ C1] R10: dffffc0000000000 R11: fffffbfff0ce23f0 R12: dffffc0000000000 [ 59.576607][ C1] R13: 0000000000000200 R14: dffffc0000000004 R15: 1ffff9200005ded8 [ 59.584592][ C1] ? __printk_wait_on_cpu_lock+0x2c/0x40 [ 59.590241][ C1] ? __printk_wait_on_cpu_lock+0x1c/0x40 [ 59.595882][ C1] dump_stack_lvl+0xce/0x170 [ 59.600485][ C1] ? show_regs_print_info+0x20/0x20 [ 59.605692][ C1] ? prandom_u32+0x24d/0x290 [ 59.610294][ C1] dump_stack+0x15/0x20 [ 59.614459][ C1] should_fail+0x3ab/0x500 [ 59.618883][ C1] __should_failslab+0xa4/0xe0 [ 59.623662][ C1] should_failslab+0x9/0x20 [ 59.628184][ C1] slab_pre_alloc_hook+0x39/0xd0 [ 59.633139][ C1] ? __alloc_skb+0xe4/0x730 [ 59.637671][ C1] kmem_cache_alloc+0x44/0x260 [ 59.642445][ C1] __alloc_skb+0xe4/0x730 [ 59.646797][ C1] inet_netconf_notify_devconf+0x169/0x220 [ 59.652615][ C1] inetdev_event+0x7b0/0x1060 [ 59.657303][ C1] ? devinet_exit_net+0x220/0x220 [ 59.662431][ C1] ? up_read+0x56/0x1d0 [ 59.666609][ C1] raw_notifier_call_chain+0x90/0x100 [ 59.672015][ C1] unregister_netdevice_many+0x103d/0x1a00 [ 59.677840][ C1] ? alloc_netdev_mqs+0xe20/0xe20 [ 59.682881][ C1] ? unregister_netdevice_queue+0x17c/0x320 [ 59.688795][ C1] ? list_netdevice+0x4c0/0x4c0 [ 59.693658][ C1] ip6gre_exit_batch_net+0x5ca/0x620 [ 59.698950][ C1] ? ip6gre_init_net+0x340/0x340 [ 59.703895][ C1] ? ip6gre_init_net+0x340/0x340 [ 59.708844][ C1] cleanup_net+0x605/0xae0 [ 59.713274][ C1] ? ops_init+0x470/0x470 [ 59.717616][ C1] process_one_work+0x6c8/0xbb0 [ 59.722659][ C1] worker_thread+0xaa0/0x1250 [ 59.727355][ C1] ? __kasan_check_read+0x11/0x20 [ 59.732393][ C1] kthread+0x3f5/0x4f0 [ 59.736471][ C1] ? worker_clr_flags+0x190/0x190 [ 59.741505][ C1] ? kthread_blkcg+0xd0/0xd0 [ 59.746130][ C1] ret_from_fork+0x1f/0x30 [ 59.750568][ C1] [ 59.753929][ T90] FAULT_INJECTION: forcing a failure. [ 59.753929][ T90] name failslab, interval 1, probability 1, space 0, times 910 [ 59.758590][ T45] CPU: 1 PID: 45 Comm: kworker/u4:2 Not tainted syzkaller #0 [ 59.774116][ T45] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 59.784194][ T45] Workqueue: netns cleanup_net [ 59.788978][ T45] Call Trace: [ 59.792273][ T45] [ 59.795302][ T45] __dump_stack+0x21/0x30 [ 59.799644][ T45] dump_stack_lvl+0x110/0x170 [ 59.804333][ T45] ? show_regs_print_info+0x20/0x20 [ 59.809631][ T45] ? prandom_u32+0x24d/0x290 [ 59.814232][ T45] dump_stack+0x15/0x20 [ 59.818426][ T45] should_fail+0x3ab/0x500 [ 59.822857][ T45] __should_failslab+0xa4/0xe0 [ 59.827636][ T45] should_failslab+0x9/0x20 [ 59.832175][ T45] slab_pre_alloc_hook+0x39/0xd0 [ 59.837136][ T45] ? __alloc_skb+0xe4/0x730 [ 59.841659][ T45] kmem_cache_alloc+0x44/0x260 [ 59.846445][ T45] __alloc_skb+0xe4/0x730 [ 59.850787][ T45] inet_netconf_notify_devconf+0x169/0x220 [ 59.856607][ T45] inetdev_event+0x7b0/0x1060 [ 59.861306][ T45] ? devinet_exit_net+0x220/0x220 [ 59.866342][ T45] ? up_read+0x56/0x1d0 [ 59.870601][ T45] raw_notifier_call_chain+0x90/0x100 [ 59.876088][ T45] unregister_netdevice_many+0x103d/0x1a00 [ 59.881934][ T45] ? alloc_netdev_mqs+0xe20/0xe20 [ 59.886975][ T45] ? unregister_netdevice_queue+0x17c/0x320 [ 59.892882][ T45] ? list_netdevice+0x4c0/0x4c0 [ 59.897755][ T45] ip6gre_exit_batch_net+0x5ca/0x620 [ 59.903059][ T45] ? ip6gre_init_net+0x340/0x340 [ 59.908018][ T45] ? ip6gre_init_net+0x340/0x340 [ 59.912964][ T45] cleanup_net+0x605/0xae0 [ 59.917399][ T45] ? ops_init+0x470/0x470 [ 59.921744][ T45] process_one_work+0x6c8/0xbb0 [ 59.926614][ T45] worker_thread+0xaa0/0x1250 [ 59.931311][ T45] ? __kasan_check_read+0x11/0x20 [ 59.936351][ T45] kthread+0x3f5/0x4f0 [ 59.940433][ T45] ? worker_clr_flags+0x190/0x190 [ 59.945470][ T45] ? kthread_blkcg+0xd0/0xd0 [ 59.950119][ T45] ret_from_fork+0x1f/0x30 [ 59.954555][ T45] [ 59.957595][ T90] CPU: 0 PID: 90 Comm: klogd Not tainted syzkaller #0 [ 59.964391][ T90] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 59.974503][ T90] Call Trace: [ 59.977820][ T90] [ 59.980869][ T90] __dump_stack+0x21/0x30 [ 59.985223][ T90] dump_stack_lvl+0x110/0x170 [ 59.989910][ T90] ? show_regs_print_info+0x20/0x20 [ 59.995119][ T90] ? prandom_u32+0x24d/0x290 [ 59.999758][ T90] dump_stack+0x15/0x20 [ 60.003921][ T90] should_fail+0x3ab/0x500 [ 60.008349][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 60.013675][ T90] __should_failslab+0xa4/0xe0 [ 60.018452][ T90] should_failslab+0x9/0x20 [ 60.022961][ T90] slab_pre_alloc_hook+0x39/0xd0 [ 60.027911][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 60.033208][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 60.038512][ T90] __kmalloc_track_caller+0x6c/0x2c0 [ 60.043811][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 60.049112][ T90] ? alloc_skb_with_frags+0xa8/0x620 [ 60.054405][ T90] __alloc_skb+0x210/0x730 [ 60.058829][ T90] alloc_skb_with_frags+0xa8/0x620 [ 60.063991][ T90] ? memcpy+0x56/0x70 [ 60.067984][ T90] sock_alloc_send_pskb+0x87f/0x9a0 [ 60.073198][ T90] ? sock_kzfree_s+0x60/0x60 [ 60.077830][ T90] ? __kasan_check_write+0x14/0x20 [ 60.083040][ T90] ? _raw_spin_lock+0x94/0xf0 [ 60.087733][ T90] ? _raw_spin_trylock_bh+0x150/0x150 [ 60.093119][ T90] unix_dgram_sendmsg+0x6f3/0x19b0 [ 60.098243][ T90] ? selinux_socket_unix_may_send+0x1e6/0x2c0 [ 60.104322][ T90] ? selinux_socket_unix_stream_connect+0x430/0x430 [ 60.110927][ T90] ? unix_dgram_poll+0x6c0/0x6c0 [ 60.115875][ T90] ? path_put+0x57/0x60 [ 60.120043][ T90] ? security_socket_sendmsg+0x82/0xa0 [ 60.125517][ T90] __sys_sendto+0x46d/0x620 [ 60.130031][ T90] ? __ia32_sys_getpeername+0x90/0x90 [ 60.135418][ T90] __x64_sys_sendto+0xe5/0x100 [ 60.140197][ T90] x64_sys_call+0x178/0x9a0 [ 60.144802][ T90] do_syscall_64+0x4c/0xa0 [ 60.149231][ T90] ? clear_bhb_loop+0x50/0xa0 [ 60.153921][ T90] ? clear_bhb_loop+0x50/0xa0 [ 60.158615][ T90] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 60.164520][ T90] RIP: 0033:0x7fa7eaf1b407 [ 60.168958][ T90] 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