last executing test programs: 2m25.421157238s ago: executing program 32 (id=5555): r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x8d40, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f00000000c0)=0xfffffffa) ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000140)={0x2, 0x4, 0x0, 0x7, 0x4, "6c25a0b4d704c58fa9dd224acf6fe1434abc33"}) 2m9.196117893s ago: executing program 33 (id=5561): mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000180)='./nfsd\x00', &(0x7f00000001c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/versions\x00', 0x1, 0x0) write(r0, &(0x7f0000000240)='-3 +4\n', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r1, 0x0, 0x0) 1m13.800674053s ago: executing program 5 (id=7216): openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x60303, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000080), 0x200, 0x0) ioctl$KVM_SET_DEBUGREGS(0xffffffffffffffff, 0x4080aea2, &(0x7f0000000080)={[0xeeee0000, 0xa000, 0xdddd0000, 0xb000], 0x2000000db, 0xc}) ioctl$KVM_SET_PIT(0xffffffffffffffff, 0x8048ae66, &(0x7f0000000100)={[{0x5, 0x4000, 0x4, 0x5, 0x0, 0x8, 0x3, 0xa, 0x7e, 0x4, 0x15, 0x5, 0x80204}, {0x804, 0x9, 0x1, 0x45, 0x7, 0x15, 0x4, 0x3, 0x0, 0xfe, 0x6, 0x7f, 0x20c}, {0x1, 0x3, 0x24, 0x5, 0x6, 0x7, 0x2, 0x50, 0xfd, 0x70, 0x4, 0x2}], 0xffbfffff}) ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0xc008ae88, &(0x7f0000000000)={0x1, 0x0, [{0xf88e470f, 0xed}]}) openat$kvm(0xffffff9c, &(0x7f00000000c0), 0x129800, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 1m13.746861323s ago: executing program 5 (id=7218): syz_usb_connect$cdc_ecm(0x0, 0x4d, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x2, 0x0, 0x0, 0x40, 0x525, 0xa4a1, 0x40, 0x0, 0x0, 0xffffffffffff8001, 0x1, [{{0x9, 0x2, 0x3b, 0x1, 0x1, 0x0, 0x0, 0x0, "", [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x2, 0x6, 0x0, 0x0, {{0x5}, {0x5}, {0xd}}, {[], {{0x9, 0x5, 0x82, 0x2, 0x200}}, {{0x9, 0x5, 0x3, 0x2, 0x200}}}}}]}}]}}, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0}) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000080)={'syzkaller0\x00', &(0x7f00000002c0)=@ethtool_eeprom={0xb, 0x0, 0x0, 0x10}}) 1m12.107946543s ago: executing program 5 (id=7239): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller0\x00', 0x1001}) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'ip6_vti0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000200)={'syzkaller0\x00', 0x1}) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=@newsa={0x14c, 0x10, 0x5, 0x0, 0x0, {{@in6=@dev={0xfe, 0x80, '\x00', 0x2}, @in6=@dev={0xfe, 0x80, '\x00', 0x1}, 0x4d2, 0xffff, 0x0, 0x0, 0xa, 0x80, 0x80}, {@in6=@dev={0xfe, 0x80, '\x00', 0x1}, 0x4d2, 0x33}, @in6=@dev={0xfe, 0x80, '\x00', 0x2}, {}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x5c, 0x25, {{'sha1\x00'}, 0x80, 0x60, "0102030405060708090a0b0c0d0e0f10"}}]}, 0x14c}}, 0x0) write$tun(r0, &(0x7f0000000600)=ANY=[@ANYBLOB="6000000000183340fe800000000000000000000000000002fe8000000000000000000000000000013b010000000004d20000000100"/64], 0x40) 1m11.969452857s ago: executing program 5 (id=7245): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x3c, 0x0, 0x8, 0x105, 0x0, 0x0, {0x2}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x2}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x11}, @CTA_TIMEOUT_DATA={0xc, 0x4, 0x0, 0x1, @udp=[@CTA_TIMEOUT_UDP_UNREPLIED={0x8, 0x1, 0x1, 0x0, 0x1e}]}]}, 0x3c}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4c0000004100070101000000000000000401000000000000200001000600060008000000100007000000000000000000000008000d0000001400020010000c000900090073797a3000000000"], 0x4c}}, 0x0) 1m11.969017387s ago: executing program 5 (id=7247): sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000a00)={0x48, 0x0, 0x2, 0x301, 0x0, 0x0, {0x2, 0x0, 0x10}, [@CTA_EXPECT_NAT={0x18, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x4}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}]}, @CTA_EXPECT_NAT={0x1c, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x18, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @private=0xa010101}, {0x8, 0x2, @local}}}]}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x40810}, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000cc0)={'syz1\x00', {0xfff9, 0x2, 0x248, 0x9b99}, 0x25, [0x9, 0x7, 0x2, 0x6, 0x8, 0x155f, 0x10000006, 0x4, 0x2dcd, 0x1, 0xb4, 0xd, 0xa2b9, 0x6, 0x7, 0xe1, 0x6, 0xfc000004, 0x403, 0xbbf, 0x3, 0xfffffffd, 0x101c0, 0xd, 0x0, 0x0, 0x6, 0x4, 0x100002, 0xc3, 0x5d6, 0x8001, 0x8a, 0x79, 0x2, 0x10080, 0x2, 0x91, 0x129, 0x4, 0x16, 0x8, 0x5, 0x401, 0x1, 0x405, 0xa7, 0x81, 0x9, 0xf9a2, 0x80000004, 0xff, 0x0, 0x2, 0x2, 0x2, 0x7, 0x489, 0x7ff, 0x4, 0x4007f, 0xffffffff, 0x6, 0x4], [0x9, 0x3, 0x6, 0x9, 0x4, 0x8000c66, 0xa8a9, 0x2000006f, 0x8e, 0xd50, 0x7, 0xad, 0x2, 0x809, 0x40, 0xa7, 0x1000, 0x0, 0x200b398, 0x8001, 0x1, 0x4, 0x1c, 0x7, 0x1, 0xfffffffe, 0x3, 0x8, 0xffffff7f, 0x6, 0x6, 0x4c2336d3, 0x4, 0x0, 0xfffbfff8, 0x4, 0x46, 0xf1, 0x7, 0xab00060, 0x2, 0x9, 0xffffffff, 0x5, 0x3ff, 0x1ff, 0x1, 0x7fff, 0x67b2, 0x1cc, 0x9, 0x80000004, 0x6, 0x438, 0x2, 0x9, 0x2, 0x7fffffff, 0x4, 0xfffffff9, 0x18e, 0x1000, 0x2, 0x5], [0x2, 0xfffffffe, 0x9, 0xc, 0x2, 0x2e6bf783, 0x80000001, 0x5, 0x5, 0x491, 0x9, 0x200026, 0x7f, 0x400, 0x102, 0x1, 0x41, 0x6, 0xee4b, 0x2000004, 0x1, 0xc, 0x5, 0x9, 0x5, 0x3, 0x9, 0x3, 0xc7, 0xfff, 0x10000a, 0x2, 0x400, 0x8, 0x5, 0xd3, 0x8, 0x97f7, 0x3, 0x200000d, 0x3, 0x10010, 0x7, 0xdd81, 0x4, 0x7f, 0x9d27, 0x9, 0x1, 0x100, 0x2, 0x6, 0x7ffe, 0x5, 0x5, 0xd500, 0x8, 0x77, 0x9, 0x6, 0x10000, 0xfffffffd, 0x5, 0xfffffffe], [0xa772, 0x6, 0x5, 0x1af8, 0xbfc, 0x9, 0x5, 0x7f, 0x55, 0x7ff, 0xff, 0x1005, 0x10000001, 0x7, 0x21, 0x9, 0x81, 0x7, 0x9d87, 0x8, 0xfffffff7, 0x4, 0x140f1, 0x5396, 0x3, 0x6, 0x80008001, 0x7777, 0x1, 0x2, 0x100, 0xd8ce, 0x7fffffff, 0x100009, 0xc, 0x32d, 0x3, 0x1ff, 0x2000803, 0xffffffff, 0x10000, 0x0, 0x8004, 0x7fff, 0x3, 0x6, 0xf, 0xe, 0x8, 0x274, 0x6, 0xfffffff9, 0x4, 0x9, 0x9, 0x4, 0x463f, 0x4, 0xdab, 0x5, 0x8, 0x13fff, 0x1, 0x9]}, 0x45c) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = dup(r4) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000840)={0x1fe, 0x2, 0x3000, 0x2000, &(0x7f0000003000/0x2000)=nil}) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f00000000c0)="c20000361e0f01c3660fd2eff30f10f1b961020000b80e000000ba000000000f30b98d0200000f320b99f3530000660f6af7c4e2f91d20", 0x37}], 0x1, 0x11, 0x0, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000200)=[@text32={0x20, 0x0}], 0x1, 0x50, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 1m11.890270029s ago: executing program 5 (id=7248): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001}) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'ip6_vti0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x1}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000140)={'syzkaller0\x00', 0x0}) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000180)={@local, 0x40, r2}) nanosleep(&(0x7f0000000200)={0x0, 0xbebc200}, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@newsa={0x13c, 0x10, 0x401, 0x0, 0x0, {{@in6=@local, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0xa}, {@in6=@local, 0x4d2, 0x33}, @in6=@remote, {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x4c, 0x1, {{'digest_null\x00'}}}]}, 0x13c}}, 0x0) write$tun(r0, &(0x7f0000000500)={@void, @void, @ipv6=@generic={0x0, 0x6, '\x00', 0x10, 0x33, 0x40, @remote, @local, {[], "3b010000000004d20000000100000000"}}}, 0x38) 1m11.798969291s ago: executing program 2 (id=7254): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./proc\x00', 0x1ed) mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./proc\x00', &(0x7f0000000400)='proc\x00', 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = openat(0xffffffffffffff9c, &(0x7f0000000800)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) write(r1, &(0x7f0000000900)='nfsd 127.0.0.1 2000000000 test\n', 0x1f) sendmsg(r0, &(0x7f0000000a00)={0x0, 0x0, &(0x7f0000000b00)=[{&(0x7f0000000c00)="1400000010000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000000d00)={0x0, 0x0, &(0x7f0000000e00)=[{&(0x7f0000000f00)="1400000011000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000001100)=[{&(0x7f0000001200)="1400000012000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f0000001400)=[{&(0x7f0000001500)="1400000013000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001600)={0x0, 0x0, &(0x7f0000001700)=[{&(0x7f0000001800)="1400000014000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001900)={0x0, 0x0, &(0x7f0000001a00)=[{&(0x7f0000001b00)="1400000015000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001c00)={0x0, 0x0, &(0x7f0000001d00)=[{&(0x7f0000001e00)="1400000016000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000001f00)={0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000002100)="1400000017000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000002200)={0x0, 0x0, &(0x7f0000002300)=[{&(0x7f0000002400)="1400000018000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000002500)={0x0, 0x0, &(0x7f0000002600)=[{&(0x7f0000002700)="1400000019000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000002800)={0x0, 0x0, &(0x7f0000002900)=[{&(0x7f0000002a00)="140000001a000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000002b00)={0x0, 0x0, &(0x7f0000002c00)=[{&(0x7f0000002d00)="140000001b000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002f00)=[{&(0x7f0000003000)="140000001c000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000003100)={0x0, 0x0, &(0x7f0000003200)=[{&(0x7f0000003300)="140000001d000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000003400)={0x0, 0x0, &(0x7f0000003500)=[{&(0x7f0000003600)="140000001e000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000003700)={0x0, 0x0, &(0x7f0000003800)=[{&(0x7f0000003900)="140000001f000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000003a00)={0x0, 0x0, &(0x7f0000003b00)=[{&(0x7f0000003c00)="1400000020000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000003d00)={0x0, 0x0, &(0x7f0000003e00)=[{&(0x7f0000003f00)="1400000021000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000004000)={0x0, 0x0, &(0x7f0000004100)=[{&(0x7f0000004200)="1400000022000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000004300)={0x0, 0x0, &(0x7f0000004400)=[{&(0x7f0000004500)="1400000023000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000004600)={0x0, 0x0, &(0x7f0000004700)=[{&(0x7f0000004800)="1400000024000103010000000000000002010000", 0x14}], 0x1}, 0x0) sendmsg(r0, &(0x7f0000004900)={0x0, 0x0, &(0x7f0000004a00)=[{&(0x7f0000004b00)="1400000025000103010000000000000002010000", 0x14}], 0x1}, 0x0) recvfrom(r0, &(0x7f0000004c00)=""/4096, 0x1000, 0x40, 0x0, 0x0) 1m11.690039824s ago: executing program 2 (id=7255): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000040)='./debug\x00', &(0x7f0000000080)='debugfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) socket$packet(0x11, 0x3, 0x300) socket$packet(0x11, 0x3, 0x300) r0 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000000200)="00112233445566778899aabbccddeeff", 0x10, 0x0, &(0x7f0000000300)={0x2, 0x1234, @loopback}, 0x10) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/kernel/slab/skbuff_head_cache/failslab\x00', 0x1, 0x0) write(r1, &(0x7f0000000450)='1', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./debug/failslab/cache-filter\x00', 0x1, 0x0) write(r2, &(0x7f0000000550)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./debug/failslab/probability\x00', 0x1, 0x0) write(r3, &(0x7f0000000650)='100', 0x3) r4 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debug/failslab/times\x00', 0x1, 0x0) write(r4, &(0x7f0000000750)='100', 0x3) sendto$inet(r0, &(0x7f0000000200)="00112233445566778899aabbccddeeff", 0x10, 0x0, &(0x7f0000000300)={0x2, 0x1234, @loopback}, 0x10) 1m11.689865154s ago: executing program 2 (id=7256): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/sys/net/ipv4/ipfrag_max_dist\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='64\x00', 0x2) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x0) sendto$inet(r1, &(0x7f0000000100)="4500001c12342001400100007f000001010101010000000000000000", 0x1c, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r1, &(0x7f0000000300)="4500001c12352001400100007f000001010101020000000000000000", 0x1c, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r1, &(0x7f0000000400)="4500001c12362001400100007f000001010101030000000000000000", 0x1c, 0x0, &(0x7f0000000200)={0x2, 0x0, @loopback}, 0x10) 1m11.615382475s ago: executing program 2 (id=7257): sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000a00)={0x48, 0x0, 0x2, 0x301, 0x0, 0x0, {0x2, 0x0, 0x10}, [@CTA_EXPECT_NAT={0x18, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x4}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}]}, @CTA_EXPECT_NAT={0x1c, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x18, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @private=0xa010101}, {0x8, 0x2, @local}}}]}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x40810}, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000cc0)={'syz1\x00', {0xfff9, 0x2, 0x248, 0x9b99}, 0x25, [0x9, 0x7, 0x2, 0x6, 0x8, 0x155f, 0x10000006, 0x4, 0x2dcd, 0x1, 0xb4, 0xd, 0xa2b9, 0x6, 0x7, 0xe1, 0x6, 0xfc000004, 0x403, 0xbbf, 0x3, 0xfffffffd, 0x101c0, 0xd, 0x0, 0x0, 0x6, 0x4, 0x100002, 0xc3, 0x5d6, 0x8001, 0x8a, 0x79, 0x2, 0x10080, 0x2, 0x91, 0x129, 0x4, 0x16, 0x8, 0x5, 0x401, 0x1, 0x405, 0xa7, 0x81, 0x9, 0xf9a2, 0x80000004, 0xff, 0x0, 0x2, 0x2, 0x2, 0x7, 0x489, 0x7ff, 0x4, 0x4007f, 0xffffffff, 0x6, 0x4], [0x9, 0x3, 0x6, 0x9, 0x4, 0x8000c66, 0xa8a9, 0x2000006f, 0x8e, 0xd50, 0x7, 0xad, 0x2, 0x809, 0x40, 0xa7, 0x1000, 0x0, 0x200b398, 0x8001, 0x1, 0x4, 0x1c, 0x7, 0x1, 0xfffffffe, 0x3, 0x8, 0xffffff7f, 0x6, 0x6, 0x4c2336d3, 0x4, 0x0, 0xfffbfff8, 0x4, 0x46, 0xf1, 0x7, 0xab00060, 0x2, 0x9, 0xffffffff, 0x5, 0x3ff, 0x1ff, 0x1, 0x7fff, 0x67b2, 0x1cc, 0x9, 0x80000004, 0x6, 0x438, 0x2, 0x9, 0x2, 0x7fffffff, 0x4, 0xfffffff9, 0x18e, 0x1000, 0x2, 0x5], [0x2, 0xfffffffe, 0x9, 0xc, 0x2, 0x2e6bf783, 0x80000001, 0x5, 0x5, 0x491, 0x9, 0x200026, 0x7f, 0x400, 0x102, 0x1, 0x41, 0x6, 0xee4b, 0x2000004, 0x1, 0xc, 0x5, 0x9, 0x5, 0x3, 0x9, 0x3, 0xc7, 0xfff, 0x10000a, 0x2, 0x400, 0x8, 0x5, 0xd3, 0x8, 0x97f7, 0x3, 0x200000d, 0x3, 0x10010, 0x7, 0xdd81, 0x4, 0x7f, 0x9d27, 0x9, 0x1, 0x100, 0x2, 0x6, 0x7ffe, 0x5, 0x5, 0xd500, 0x8, 0x77, 0x9, 0x6, 0x10000, 0xfffffffd, 0x5, 0xfffffffe], [0xa772, 0x6, 0x5, 0x1af8, 0xbfc, 0x9, 0x5, 0x7f, 0x55, 0x7ff, 0xff, 0x1005, 0x10000001, 0x7, 0x21, 0x9, 0x81, 0x7, 0x9d87, 0x8, 0xfffffff7, 0x4, 0x140f1, 0x5396, 0x3, 0x6, 0x80008001, 0x7777, 0x1, 0x2, 0x100, 0xd8ce, 0x7fffffff, 0x100009, 0xc, 0x32d, 0x3, 0x1ff, 0x2000803, 0xffffffff, 0x10000, 0x0, 0x8004, 0x7fff, 0x3, 0x6, 0xf, 0xe, 0x8, 0x274, 0x6, 0xfffffff9, 0x4, 0x9, 0x9, 0x4, 0x463f, 0x4, 0xdab, 0x5, 0x8, 0x13fff, 0x1, 0x9]}, 0x45c) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = dup(r4) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000840)={0x1fe, 0x2, 0x3000, 0x2000, &(0x7f0000003000/0x2000)=nil}) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f00000000c0)="c20000361e0f01c3660fd2eff30f10f1b961020000b80e000000ba000000000f30b98d0200000f320b99f3530000660f6af7c4e2f91d20", 0x37}], 0x1, 0x11, 0x0, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000200)=[@text32={0x20, 0x0}], 0x1, 0x50, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 1m11.319775633s ago: executing program 1 (id=7258): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$netlink(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000580)={0xcc, 0x10, 0x1, 0x0, 0x0, "", [@generic="64010100000000000000000000000000123400000200500064010100"/188]}, 0xcc}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000580)={0x8c, 0x29, 0x1, 0x0, 0x0, "", [@generic="64010100000000000000000000000000123400000200500064010101000000000000000000000000640101010000000000000000000000000000000000000000640101010000000000000000000000006401010100000000000000000000000000000000000000000200202050000000000000000000000002000000"]}, 0x8c}], 0x1}, 0x0) 55.313603412s ago: executing program 34 (id=7241): r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000000000)=0xa, 0x4) r1 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(r1, &(0x7f0000000100)={0xa, 0x20e6, 0x0, @loopback}, 0x1c) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x20e6, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f0000000300)="00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff00112233445566778899aabbccddeeff", 0x40, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) recvfrom$inet6(r1, &(0x7f0000000500)=""/100, 0x64, 0x1, 0x0, 0x0) 55.269064244s ago: executing program 35 (id=7258): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$netlink(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000580)={0xcc, 0x10, 0x1, 0x0, 0x0, "", [@generic="64010100000000000000000000000000123400000200500064010100"/188]}, 0xcc}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000580)={0x8c, 0x29, 0x1, 0x0, 0x0, "", [@generic="64010100000000000000000000000000123400000200500064010101000000000000000000000000640101010000000000000000000000000000000000000000640101010000000000000000000000006401010100000000000000000000000000000000000000000200202050000000000000000000000002000000"]}, 0x8c}], 0x1}, 0x0) 55.268924013s ago: executing program 36 (id=7257): sendmsg$IPCTNL_MSG_EXP_NEW(0xffffffffffffffff, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000a00)={0x48, 0x0, 0x2, 0x301, 0x0, 0x0, {0x2, 0x0, 0x10}, [@CTA_EXPECT_NAT={0x18, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x4}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}, @CTA_EXPECT_NAT_DIR={0x8, 0x1, 0x1, 0x0, 0x1}]}, @CTA_EXPECT_NAT={0x1c, 0xa, 0x0, 0x1, [@CTA_EXPECT_NAT_TUPLE={0x18, 0x2, 0x0, 0x1, [@CTA_TUPLE_IP={0x14, 0x1, 0x0, 0x1, @ipv4={{0x8, 0x1, @private=0xa010101}, {0x8, 0x2, @local}}}]}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x40810}, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f0000000cc0)={'syz1\x00', {0xfff9, 0x2, 0x248, 0x9b99}, 0x25, [0x9, 0x7, 0x2, 0x6, 0x8, 0x155f, 0x10000006, 0x4, 0x2dcd, 0x1, 0xb4, 0xd, 0xa2b9, 0x6, 0x7, 0xe1, 0x6, 0xfc000004, 0x403, 0xbbf, 0x3, 0xfffffffd, 0x101c0, 0xd, 0x0, 0x0, 0x6, 0x4, 0x100002, 0xc3, 0x5d6, 0x8001, 0x8a, 0x79, 0x2, 0x10080, 0x2, 0x91, 0x129, 0x4, 0x16, 0x8, 0x5, 0x401, 0x1, 0x405, 0xa7, 0x81, 0x9, 0xf9a2, 0x80000004, 0xff, 0x0, 0x2, 0x2, 0x2, 0x7, 0x489, 0x7ff, 0x4, 0x4007f, 0xffffffff, 0x6, 0x4], [0x9, 0x3, 0x6, 0x9, 0x4, 0x8000c66, 0xa8a9, 0x2000006f, 0x8e, 0xd50, 0x7, 0xad, 0x2, 0x809, 0x40, 0xa7, 0x1000, 0x0, 0x200b398, 0x8001, 0x1, 0x4, 0x1c, 0x7, 0x1, 0xfffffffe, 0x3, 0x8, 0xffffff7f, 0x6, 0x6, 0x4c2336d3, 0x4, 0x0, 0xfffbfff8, 0x4, 0x46, 0xf1, 0x7, 0xab00060, 0x2, 0x9, 0xffffffff, 0x5, 0x3ff, 0x1ff, 0x1, 0x7fff, 0x67b2, 0x1cc, 0x9, 0x80000004, 0x6, 0x438, 0x2, 0x9, 0x2, 0x7fffffff, 0x4, 0xfffffff9, 0x18e, 0x1000, 0x2, 0x5], [0x2, 0xfffffffe, 0x9, 0xc, 0x2, 0x2e6bf783, 0x80000001, 0x5, 0x5, 0x491, 0x9, 0x200026, 0x7f, 0x400, 0x102, 0x1, 0x41, 0x6, 0xee4b, 0x2000004, 0x1, 0xc, 0x5, 0x9, 0x5, 0x3, 0x9, 0x3, 0xc7, 0xfff, 0x10000a, 0x2, 0x400, 0x8, 0x5, 0xd3, 0x8, 0x97f7, 0x3, 0x200000d, 0x3, 0x10010, 0x7, 0xdd81, 0x4, 0x7f, 0x9d27, 0x9, 0x1, 0x100, 0x2, 0x6, 0x7ffe, 0x5, 0x5, 0xd500, 0x8, 0x77, 0x9, 0x6, 0x10000, 0xfffffffd, 0x5, 0xfffffffe], [0xa772, 0x6, 0x5, 0x1af8, 0xbfc, 0x9, 0x5, 0x7f, 0x55, 0x7ff, 0xff, 0x1005, 0x10000001, 0x7, 0x21, 0x9, 0x81, 0x7, 0x9d87, 0x8, 0xfffffff7, 0x4, 0x140f1, 0x5396, 0x3, 0x6, 0x80008001, 0x7777, 0x1, 0x2, 0x100, 0xd8ce, 0x7fffffff, 0x100009, 0xc, 0x32d, 0x3, 0x1ff, 0x2000803, 0xffffffff, 0x10000, 0x0, 0x8004, 0x7fff, 0x3, 0x6, 0xf, 0xe, 0x8, 0x274, 0x6, 0xfffffff9, 0x4, 0x9, 0x9, 0x4, 0x463f, 0x4, 0xdab, 0x5, 0x8, 0x13fff, 0x1, 0x9]}, 0x45c) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r3, 0x4090ae82, 0x0) openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) r4 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r5 = dup(r4) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000000840)={0x1fe, 0x2, 0x3000, 0x2000, &(0x7f0000003000/0x2000)=nil}) r6 = ioctl$KVM_CREATE_VCPU(r5, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r6, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000040)=[@text32={0x20, &(0x7f00000000c0)="c20000361e0f01c3660fd2eff30f10f1b961020000b80e000000ba000000000f30b98d0200000f320b99f3530000660f6af7c4e2f91d20", 0x37}], 0x1, 0x11, 0x0, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000200)=[@text32={0x20, 0x0}], 0x1, 0x50, 0x0, 0x0) ioctl$KVM_RUN(r6, 0xae80, 0x0) 55.252919424s ago: executing program 37 (id=7248): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001}) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000000c0)={'ip6_vti0\x00'}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x1}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000140)={'syzkaller0\x00', 0x0}) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000180)={@local, 0x40, r2}) nanosleep(&(0x7f0000000200)={0x0, 0xbebc200}, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@newsa={0x13c, 0x10, 0x401, 0x0, 0x0, {{@in6=@local, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0xa}, {@in6=@local, 0x4d2, 0x33}, @in6=@remote, {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x4c, 0x1, {{'digest_null\x00'}}}]}, 0x13c}}, 0x0) write$tun(r0, &(0x7f0000000500)={@void, @void, @ipv6=@generic={0x0, 0x6, '\x00', 0x10, 0x33, 0x40, @remote, @local, {[], "3b010000000004d20000000100000000"}}}, 0x38) 40.605535741s ago: executing program 6 (id=7730): r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x1f90, @loopback}, 0x10) setsockopt$inet_tcp_buf(r0, 0x6, 0x1f, &(0x7f0000000100)='espintcp\x00', 0x9) listen(r0, 0x5) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000400)=@newsa={0x16c, 0x10, 0x5, 0x0, 0x0, {{@in=@loopback, @in=@loopback, 0x1f90, 0xffff, 0x1f90, 0xffff, 0x2, 0x20, 0x20}, {@in=@loopback, 0x1234, 0x32}, @in=@loopback, {}, {}, {}, 0x0, 0x0, 0x2}, [@algo_aead={0x60, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0xa0, 0x80, '\x00'/20}}, @encap={0x1c, 0x4, {0x7, 0x1f90, 0x1f90, @in=@loopback}}]}, 0x16c}}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000700)=@newpolicy={0xfc, 0x13, 0x5, 0x0, 0x0, {{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, [@tmpl={0x44, 0x14, [{{@in=@loopback, 0x1234, 0x32}, 0x2, @in=@loopback}]}]}, 0xfc}}, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x6) connect$inet(r2, &(0x7f0000000800)={0x2, 0x1f90, @loopback}, 0x10) accept(r0, 0x0, 0x0) sendto(r2, &(0x7f0000000900)='testpayload', 0xb, 0x0, 0x0, 0x0) 40.605395711s ago: executing program 6 (id=7732): r0 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000080)={'wlan0\x00', &(0x7f00000002c0)=@ethtool_eeprom={0xb, 0x0, 0x0, 0x10}}) 40.605180501s ago: executing program 6 (id=7734): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='nfsd\x00', &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/portlist\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='udp 2049\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/threads\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='2\x00', 0x2) r2 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000200)="0000000100000000", 0x8, 0x0, &(0x7f0000000240)={0x2, 0x801, @loopback}, 0x10) sendto$inet(r2, &(0x7f0000000200)="000000010000000000000001000186a30000000300000000", 0x18, 0x0, &(0x7f0000000240)={0x2, 0x801, @loopback}, 0x10) sendto$inet(r2, &(0x7f0000000200)="000000010000000000000002000186a30000000300000000ffffffff00"/40, 0x24, 0x0, &(0x7f0000000240)={0x2, 0x801, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0x1dcd6500}, 0x0) 40.533161502s ago: executing program 9 (id=7738): r0 = socket$inet(0x2, 0x2, 0x0) sendto$inet(r0, &(0x7f0000000000)="0000000100000001000000010000000100000001010500000100", 0x1c, 0x0, &(0x7f0000000100)={0x2, 0x1b59, @loopback}, 0x10) nanosleep(&(0x7f0000000200)={0x0, 0xbebc200}, 0x0) 40.317377448s ago: executing program 9 (id=7748): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$TIPC_NL_BEARER_ENABLE(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x54, r1, 0x1, 0x123, 0x234, {}, [@TIPC_NLA_BEARER={0x40, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz0\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x1f90, @loopback}}, {0x14, 0x2, @in={0x2, 0x1f90, @loopback}}}}]}]}, 0x54}}, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r2, &(0x7f0000000200)="2000003000000000000001010000010100"/48, 0x30, 0x0, &(0x7f0000000100)={0x2, 0x1f90, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0x5f5e100}, 0x0) 40.23113797s ago: executing program 7 (id=7752): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$netlink(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)=[{&(0x7f0000000400)=ANY=[@ANYBLOB="9400000029000100000000000000000000000000000000000000000000000000123400000200320000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200"/168], 0x94}], 0x1}, 0x0) 40.23057967s ago: executing program 9 (id=7759): socket$nl_route(0x10, 0x3, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x6) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @loopback}}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @ipv4={'\x00', '\xff\xff', @private=0x7f000002}}, 0x1c) 40.181921811s ago: executing program 9 (id=7756): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=@newsa={0x174, 0x10, 0x5, 0x1, 0x0, {{@in=@rand_addr=0x1010101, @in=@rand_addr=0x1010101, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20, 0x20}, {@in=@rand_addr=0x1010101, 0x1234, 0x32}, @in=@rand_addr=0x1010101, {}, {}, {}, 0x0, 0x1, 0x2, 0x0, 0x0, 0x80}, [@algo_aead={0x60, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0xa0, 0x80, "210466d38547aa140db9a200000000c538c7cb7a"}}, @replay_esn_val={0x24, 0x17, {0x2, 0x0, 0x0, 0x0, 0x0, 0x40, [0x0, 0x0]}}]}, 0x174}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@newpolicy={0xfc, 0x13, 0x5, 0x2, 0x0, {{@in=@rand_addr=0x1010101, @in=@rand_addr=0x1010101, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20}, {}, {}, 0x0, 0x0, 0x1}, [@tmpl={0x44, 0x5, [{{@in=@rand_addr=0x1010101, 0x1234, 0x32}, 0x2, @in=@rand_addr=0x1010101, 0x1}]}]}, 0xfc}}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000500)="12345678", 0x8, 0x0, &(0x7f0000000400)={0x2, 0x1234, @rand_addr=0x1010101}, 0x10) 40.181879711s ago: executing program 7 (id=7757): r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)='ns/net\x00') setns(r0, 0x40000000) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/dev\x00') read(r1, &(0x7f0000000200), 0x1000) r2 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000300)={'lo\x00', &(0x7f0000000400)=@ethtool_eeprom={0xb, 0x0, 0x0, 0x10, '\x00'/16}}) 40.181707261s ago: executing program 9 (id=7758): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0x1001}) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000040)={'syzkaller1\x00', 0x1}) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r1, 0x89f8, &(0x7f0000000100)={'sit0\x00', &(0x7f0000000120)={'sit0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, {{0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x29, 0x0, @rand_addr=0x1020305, @rand_addr=0x1020304}}}}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000080)={'sit0\x00', 0x1}) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000200)={'syzkaller1\x00', {0x2, 0x0, @rand_addr=0x1020304}}) write$tun(r0, &(0x7f0000000840)=ANY=[@ANYBLOB="4500003c000000004029728d01020305010203046000000000083a40fe800000000000000000000000000001fe8000000000000000000000000000028000000000000000"], 0x3c) 40.143113152s ago: executing program 7 (id=7760): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x18, 0x0, 0xa, 0x0, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0x70}}, 0x0) 40.142989152s ago: executing program 7 (id=7761): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0x1001}) r1 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller1\x00', 0x1}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller1\x00', 0x0}) bind$packet(r1, &(0x7f0000000200)={0x11, 0x0, r2, 0x1, 0x0, 0x6, @broadcast}, 0x14) sendto$packet(r1, &(0x7f0000000300)="ffffffffffff00000000000008004500001c00000000401176c301010101010101011234123400080000", 0x2a, 0x0, &(0x7f0000000200)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @broadcast}, 0x14) 40.104962763s ago: executing program 9 (id=7765): r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x8008, @loopback}, 0x10) listen(r0, 0x5) r1 = fsopen(&(0x7f0000000100)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000140)='source\x00', &(0x7f0000000180)='127.0.0.1:/export\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000001c0)='addr\x00', &(0x7f0000000200)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000240)='port\x00', &(0x7f0000000280)='2048\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000002c0)='mountport\x00', &(0x7f0000000300)='2048\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) r2 = accept(r0, 0x0, 0x0) write(r2, &(0x7f0000000400)="80000028123456780000000100"/36, 0x24) nanosleep(&(0x7f0000000500)={0x0, 0x5f5e100}, 0x0) 40.067518294s ago: executing program 6 (id=7768): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=@newsa={0x174, 0x10, 0x5, 0x1, 0x0, {{@in=@rand_addr=0x1010101, @in=@rand_addr=0x1010101, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20, 0x20}, {@in=@rand_addr=0x1010101, 0x1234, 0x32}, @in=@rand_addr=0x1010101, {}, {}, {}, 0x0, 0x1, 0x2, 0x0, 0x0, 0x80}, [@algo_aead={0x60, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0xa0, 0x80, "210466d38547aa140db9a200000000c538c7cb7a"}}, @replay_esn_val={0x24, 0x17, {0x2, 0x0, 0x0, 0x0, 0x0, 0x40, [0x0, 0x0]}}]}, 0x174}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000300)=@newpolicy={0xfc, 0x13, 0x5, 0x2, 0x0, {{@in=@rand_addr=0x1010101, @in=@rand_addr=0x1010101, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20}, {}, {}, 0x0, 0x0, 0x1}, [@tmpl={0x44, 0x5, [{{@in=@rand_addr=0x1010101, 0x1234, 0x32}, 0x2, @in=@rand_addr=0x1010101, 0x1}]}]}, 0xfc}}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000500)="12345678", 0x8, 0x0, &(0x7f0000000400)={0x2, 0x1234, @rand_addr=0x1010101}, 0x10) 40.067372174s ago: executing program 6 (id=7769): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='proc\x00', &(0x7f0000000200)='./proc\x00', &(0x7f0000000300)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./proc/net/rpc/auth.unix.gid/channel\x00', 0x2, 0x0) write(r0, &(0x7f0000000500)='0 \n\x00', 0x3) 40.002216435s ago: executing program 6 (id=7770): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./debug\x00', &(0x7f0000000140)='debugfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./file0\x00', 0x1ff) pipe2$9p(&(0x7f0000000000)={0x0, 0x0}, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/probability\x00', 0x1, 0x0) write(r2, &(0x7f0000000300)='100\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/failslab/times\x00', 0x1, 0x0) write(r3, &(0x7f0000000500)='100\x00', 0x4) syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0) mount$9p_fd(0x0, &(0x7f0000000600)='./file0\x00', &(0x7f0000000700), 0x0, &(0x7f0000000800)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@version_9p2000}, {@msize={'msize', 0x3d, 0x1000}}]}}) write$P9_RVERSION(r1, &(0x7f0000000900)={0x13, 0x65, 0xffff, 0x1000, 0x6, '9P2000'}, 0x13) write$P9_RATTACH(r1, &(0x7f0000000a00)={0x13, 0x69, 0x1}, 0x13) write$P9_RSTAT(r1, &(0x7f0000000b00)={0x0, 0x77, 0x1}, 0x13) openat(0xffffffffffffff9c, &(0x7f0000000600)='./file0\x00', 0x0, 0x0) 40.002035575s ago: executing program 7 (id=7771): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x601, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWOBJ={0x20, 0x12, 0xa, 0x601, 0x0, 0x0, {0x2, 0x0, 0xa}, @NFT_OBJECT_CT_TIMEOUT=@NFTA_OBJ_TABLE={0x9, 0x1, 'syz0\x00'}}, @NFT_MSG_NEWOBJ={0x20, 0x12, 0xa, 0x601, 0x0, 0x0, {0x2, 0x0, 0xa}, @NFT_OBJECT_CT_TIMEOUT=@NFTA_OBJ_NAME={0x9, 0x2, 'syz0\x00'}}, @NFT_MSG_NEWOBJ={0x1c, 0x12, 0xa, 0x601, 0x0, 0x0, {0x2, 0x0, 0xa}, @NFT_OBJECT_CT_TIMEOUT=@NFTA_OBJ_TYPE={0x8}}, @NFT_MSG_NEWOBJ={0x34, 0x12, 0xa, 0x601, 0x0, 0x0, {0x2, 0x0, 0xa}, @NFT_OBJECT_CT_TIMEOUT=@NFTA_OBJ_DATA={0x20, 0x4, 0x0, 0x1, [@NFTA_CT_TIMEOUT_L3PROTO={0x6, 0x1, 0x1, 0x0, 0x800}, @NFTA_CT_TIMEOUT_L4PROTO={0x5, 0x2, 0x11}, @NFTA_CT_TIMEOUT_DATA={0xc, 0x3, 0x0, 0x1, @udp=[@CTA_TIMEOUT_UDP_UNREPLIED={0x8, 0x1, 0x1, 0x0, 0x1e}]}]}}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0xd8}}, 0x0) sendmsg$NFT_MSG_GETOBJ(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)={0x34, 0x13, 0xa, 0x1, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_OBJ_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_OBJ_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_OBJ_TYPE={0x8, 0x3, 0x1, 0x0, 0x7}]}, 0x34}}, 0x0) 37.584083255s ago: executing program 7 (id=7772): r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="1d000000100001000000000000000000030100000d0002006f76735f666174617061746800"], 0x1d}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="1900000010000100000000000000000003010000090002006f76735f666c6f7700"], 0x19}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="2800000012000100000000000000000001020000000000000f0001006f76732d73797374656d000800020000000000"], 0x28}], 0x1}, 0x0) ioctl(r0, 0x8933, &(0x7f0000000200)='ovs-system\x00') sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="48000000130001000000000000000000010100000300000020000100100004000102030405060708090a0b0c0600060008000c000200000000000800020004000000"], 0x48}], 0x1}, 0x0) 22.130086531s ago: executing program 38 (id=7770): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./debug\x00', &(0x7f0000000140)='debugfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000600)='./file0\x00', 0x1ff) pipe2$9p(&(0x7f0000000000)={0x0, 0x0}, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/failslab/probability\x00', 0x1, 0x0) write(r2, &(0x7f0000000300)='100\x00', 0x4) r3 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/failslab/times\x00', 0x1, 0x0) write(r3, &(0x7f0000000500)='100\x00', 0x4) syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0) mount$9p_fd(0x0, &(0x7f0000000600)='./file0\x00', &(0x7f0000000700), 0x0, &(0x7f0000000800)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@version_9p2000}, {@msize={'msize', 0x3d, 0x1000}}]}}) write$P9_RVERSION(r1, &(0x7f0000000900)={0x13, 0x65, 0xffff, 0x1000, 0x6, '9P2000'}, 0x13) write$P9_RATTACH(r1, &(0x7f0000000a00)={0x13, 0x69, 0x1}, 0x13) write$P9_RSTAT(r1, &(0x7f0000000b00)={0x0, 0x77, 0x1}, 0x13) openat(0xffffffffffffff9c, &(0x7f0000000600)='./file0\x00', 0x0, 0x0) 22.114382661s ago: executing program 39 (id=7772): r0 = socket$netlink(0x10, 0x3, 0x10) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="1d000000100001000000000000000000030100000d0002006f76735f666174617061746800"], 0x1d}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="1900000010000100000000000000000003010000090002006f76735f666c6f7700"], 0x19}], 0x1}, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="2800000012000100000000000000000001020000000000000f0001006f76732d73797374656d000800020000000000"], 0x28}], 0x1}, 0x0) ioctl(r0, 0x8933, &(0x7f0000000200)='ovs-system\x00') sendmsg$netlink(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000100)=ANY=[@ANYBLOB="48000000130001000000000000000000010100000300000020000100100004000102030405060708090a0b0c0600060008000c000200000000000800020004000000"], 0x48}], 0x1}, 0x0) 22.082201132s ago: executing program 40 (id=7765): r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x8008, @loopback}, 0x10) listen(r0, 0x5) r1 = fsopen(&(0x7f0000000100)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000140)='source\x00', &(0x7f0000000180)='127.0.0.1:/export\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000001c0)='addr\x00', &(0x7f0000000200)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000240)='port\x00', &(0x7f0000000280)='2048\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000002c0)='mountport\x00', &(0x7f0000000300)='2048\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) r2 = accept(r0, 0x0, 0x0) write(r2, &(0x7f0000000400)="80000028123456780000000100"/36, 0x24) nanosleep(&(0x7f0000000500)={0x0, 0x5f5e100}, 0x0) 20.142076339s ago: executing program 4 (id=7805): pipe2$9p(&(0x7f0000000000)={0x0, 0x0}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x1ff) syz_clone(0x11, 0x0, 0x0, 0x0, 0x0, 0x0) mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x0, &(0x7f0000000200)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@version_9p2000}, {@msize={'msize', 0x3d, 0x1000}}]}}) write$P9_RVERSION(r1, &(0x7f0000000300)={0x13, 0x65, 0xffff, 0x1000, 0x6, '9P2000'}, 0x13) write$P9_RATTACH(r1, &(0x7f0000000400)={0x13, 0x69, 0x1}, 0x13) write$P9_RSTAT(r1, &(0x7f0000000500)={0x0, 0x77, 0x1}, 0x13) openat(0xffffffffffffff9c, &(0x7f0000000600)='./file0/foo\x00', 0x42, 0x1ff) 19.798086948s ago: executing program 4 (id=7812): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x101401, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1002}) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x1}) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), r2) sendmsg$TIPC_NL_BEARER_ENABLE(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x123, 0x234, {}, [@TIPC_NLA_BEARER={0x18, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0x13, 0x1, @l2={'eth', 0x3a, 'syzkaller0\x00'}}]}]}, 0x2c}}, 0x0) write(r0, &(0x7f0000000500)="ffffffffffff02000000000188ca50c0003c00000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) write(r0, &(0x7f0000000600)="ffffffffffff02000000000188ca40c0001800000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) connect$tipc(r4, &(0x7f0000000300)=@id={0x1e, 0x3, 0x0, {0x4e20, 0x1000002}}, 0x10) write(r4, &(0x7f0000000400)='hello\x00', 0x6) 19.606108532s ago: executing program 3 (id=7818): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={&(0x7f0000000200), 0xc, &(0x7f0000000100)=[{&(0x7f0000000300)=ANY=[@ANYBLOB="4c000000100001060000000000000000000000000000000000000000000000000b00030064756d6d7930000008001f0004000000180012000a00010064756d6d79000000"], 0x4c}], 0x1}, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'dummy0\x00'}) sendmsg$netlink(r0, &(0x7f0000000100)={&(0x7f0000000200), 0xc, &(0x7f0000000300)=[{&(0x7f0000000400)=ANY=[@ANYBLOB="30000000240005050000000000000000000000000300000000000100ffffffff000000000c00010063616b655f6d7100"], 0x30}], 0x1}, 0x0) 19.605566812s ago: executing program 4 (id=7820): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), r0) sendmsg$TIPC_NL_NET_SET(r0, &(0x7f0000000080)={&(0x7f0000000000), 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x20, r1, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_NET={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0x1000001}]}]}, 0x20}}, 0x0) sendmsg$TIPC_NL_BEARER_ENABLE(r0, &(0x7f0000000180)={&(0x7f0000000000), 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x54, r1, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x40, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz0\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @loopback}}, {0x14, 0x2, @in={0x2, 0x4e20, @loopback}}}}]}]}, 0x54}}, 0x0) r2 = socket$tipc(0x1e, 0x2, 0x0) bind$tipc(r2, &(0x7f0000000100)=@nameseq={0x1e, 0x1, 0x2, {0x3e8, 0x1, 0x1}}, 0x10) r3 = socket$tipc(0x1e, 0x2, 0x0) sendto(r3, &(0x7f0000000400)='\x00\x00\x00\x00', 0x4, 0x0, &(0x7f0000000500)=@tipc=@nameseq={0x1e, 0x1, 0x2, {0x3e8, 0x1, 0x1}}, 0x10) 19.553103364s ago: executing program 3 (id=7822): r0 = socket(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000000)={'veth0\x00', 0x1}) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f00000002c0)={'veth0\x00', &(0x7f0000000000)=@ethtool_channels={0x3d, 0x2, 0x0, 0x0, 0x0, 0x2, 0x2}}) 19.552953234s ago: executing program 3 (id=7823): r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/65536, 0x10000, 0x800}, 0x20) setsockopt$XDP_TX_RING(r0, 0x11b, 0x3, &(0x7f0000000180)=0x10, 0x4) setsockopt$XDP_UMEM_COMPLETION_RING(r0, 0x11b, 0x6, &(0x7f00000001c0)=0x10, 0x4) setsockopt$XDP_UMEM_FILL_RING(r0, 0x11b, 0x5, &(0x7f0000000200)=0x10, 0x4) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000300)={'lo\x00', 0x0}) bind$xdp(r0, &(0x7f00000003c0)={0x2c, 0x2, r2, 0x0, 0x0}, 0x10) mmap$xdp(0xfffffffffffffffc, 0x1000, 0x3, 0x11, r0, 0x80000000) pipe2(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write(r4, &(0x7f0000000500)="0100"/336, 0x150) read(r3, &(0x7f0000000000)=""/336, 0x150) sendmsg$xdp(r0, &(0x7f0000000600)={0x0, 0x0, 0x0}, 0x0) 19.552767184s ago: executing program 4 (id=7824): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="5c01000010000500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000003200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000020000048000200656362286369706865725f6e756c6c290000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001a00040001000000000000000000000000000000000000000800220001000000"], 0x15c}}, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x5f5e100}, 0x0) 19.550694224s ago: executing program 3 (id=7825): r0 = socket$inet6_tcp(0xa, 0x1, 0x6) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4001, 0x0, @loopback}, 0x1c) write(r0, &(0x7f0000000100)="00000000000000000000000000000000000000000000400100000000000000000800"/48, 0x30) nanosleep(&(0x7f0000000200)={0x0, 0x5f5e100}, 0x0) 19.444036496s ago: executing program 4 (id=7826): r0 = fsopen(&(0x7f0000000000)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='secret\x00', &(0x7f0000000080)='A===\x00', 0x0) 19.437391866s ago: executing program 3 (id=7827): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000040)='./debug\x00', &(0x7f0000000080)='debugfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000140)='./sys\x00', &(0x7f0000000180)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/kernel/slab/skbuff_head_cache/failslab\x00', 0x1, 0x0) write(r0, &(0x7f0000000450)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./debug/failslab/cache-filter\x00', 0x1, 0x0) write(r1, &(0x7f0000000550)='1', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./debug/failslab/probability\x00', 0x1, 0x0) write(r2, &(0x7f0000000650)='100', 0x3) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debug/failslab/times\x00', 0x1, 0x0) write(r3, &(0x7f0000000750)='100', 0x3) socket$packet(0x11, 0x3, 0x300) socket$packet(0x11, 0x3, 0x300) r4 = socket$packet(0x11, 0x2, 0x300) sendto$packet(r4, &(0x7f0000000200)="00112233445566778899aabbccddeeff11223344", 0x14, 0x0, &(0x7f0000000300)={0x11, 0x300, 0x1, 0x1, 0x0, 0x6, @random="001122334455"}, 0x14) 19.380595227s ago: executing program 4 (id=7828): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x5001}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000080)={'syzkaller1\x00', 0x1}) bind$inet6(r1, &(0x7f0000000100)={0xa, 0x224e, 0x0, @empty}, 0x1c) write$tun(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="010528001400280008006000000000641164fe8000000000000000000000000000aaff020000000000000000000000000001000e224e006400"/120], 0x7a) 19.244458861s ago: executing program 3 (id=7829): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x101401, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1002}) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x1}) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), r2) sendmsg$TIPC_NL_BEARER_ENABLE(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x123, 0x234, {}, [@TIPC_NLA_BEARER={0x18, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0x13, 0x1, @l2={'eth', 0x3a, 'syzkaller0\x00'}}]}]}, 0x2c}}, 0x0) write(r0, &(0x7f0000000500)="ffffffffffff02000000000188ca50c0003c00000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) write(r0, &(0x7f0000000600)="ffffffffffff02000000000188ca40c0001800000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) connect$tipc(r4, &(0x7f0000000300)=@id={0x1e, 0x3, 0x0, {0x4e20, 0x1000002}}, 0x10) write(r4, &(0x7f0000000400)='hello\x00', 0x6) 4.039284601s ago: executing program 41 (id=7829): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x101401, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1002}) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000100)={'syzkaller0\x00', 0x1}) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), r2) sendmsg$TIPC_NL_BEARER_ENABLE(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x123, 0x234, {}, [@TIPC_NLA_BEARER={0x18, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0x13, 0x1, @l2={'eth', 0x3a, 'syzkaller0\x00'}}]}]}, 0x2c}}, 0x0) write(r0, &(0x7f0000000500)="ffffffffffff02000000000188ca50c0003c00000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) write(r0, &(0x7f0000000600)="ffffffffffff02000000000188ca40c0001800000000020000010000000100000200"/106, 0x68) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) connect$tipc(r4, &(0x7f0000000300)=@id={0x1e, 0x3, 0x0, {0x4e20, 0x1000002}}, 0x10) write(r4, &(0x7f0000000400)='hello\x00', 0x6) 4.010406412s ago: executing program 42 (id=7828): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller1\x00', 0x5001}) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000080)={'syzkaller1\x00', 0x1}) bind$inet6(r1, &(0x7f0000000100)={0xa, 0x224e, 0x0, @empty}, 0x1c) write$tun(r0, &(0x7f0000000200)=ANY=[@ANYBLOB="010528001400280008006000000000641164fe8000000000000000000000000000aaff020000000000000000000000000001000e224e006400"/120], 0x7a) 4.008324812s ago: executing program 0 (id=7837): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={&(0x7f0000000200), 0x0, &(0x7f0000000000)={&(0x7f0000000340)={{0x0, 0x10, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x0, 0x0, 0xa, 0x1, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x0, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x0, 0x3, 0xa, 0x1, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x0, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x0, 0x3, 'syz0\x00'}]}, @NFT_MSG_NEWSET={0x0, 0x9, 0xa, 0x1, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_SET_TABLE={0x0, 0x1, 'syz0\x00'}, @NFTA_SET_NAME={0x0, 0x2, 'syz0\x00'}, @NFTA_SET_ID={0x0, 0xa, 0x1, 0x0, 0x1}, @NFTA_SET_KEY_LEN={0x0, 0x4, 0x1, 0x0, 0x4}, @NFTA_SET_FLAGS={0x0, 0x3, 0x1, 0x0, 0x20}]}, @NFT_MSG_NEWRULE={0x0, 0x6, 0xa, 0x1, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x0, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x0, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x0, 0x4, 0x0, 0x1, [{0x0, 0x1, 0x0, 0x1, @meta={{}, @val={0x0, 0x2, 0x0, 0x1, [@NFTA_META_DREG={0x0, 0x1, 0x1, 0x0, 0x1}, @NFTA_META_KEY]}}}, {0x0, 0x1, 0x0, 0x1, @dynset={{}, @val={0x0, 0x2, 0x0, 0x1, [@NFTA_DYNSET_SET_NAME={0x0, 0x1, 'syz0\x00'}, @NFTA_DYNSET_OP, @NFTA_DYNSET_SREG_KEY={0x0, 0x4, 0x1, 0x0, 0x1}]}}}]}]}], {0x0, 0x11, 0x1, 0x0, 0x0, {0x2}}}}}, 0x0) 3.961049794s ago: executing program 0 (id=7839): r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x801, @loopback}, 0x10) listen(r0, 0x5) r1 = fsopen(&(0x7f0000000100)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000140)='source\x00', &(0x7f0000000180)='127.0.0.1:/export\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000001c0)='addr\x00', &(0x7f0000000200)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000240)='port\x00', &(0x7f0000000280)='2049\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000002c0)='vers\x00', &(0x7f0000000300)='4.0\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async) r2 = accept(r0, 0x0, 0x0) read(r2, &(0x7f0000000400)=""/256, 0x100) write(r2, &(0x7f0000000500)="80000100000000000000000100"/36, 0x24) nanosleep(&(0x7f0000000600)={0x0, 0x5f5e100}, 0x0) 3.717350889s ago: executing program 8 (id=7842): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0) write(r0, &(0x7f0000000140)='-2 -3 +4\n\x00', 0x9) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f00000001c0)='tcp 20000\n\x00', 0xa) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r2, &(0x7f0000000240)='1\n\x00', 0x2) (async) nanosleep(&(0x7f0000000300)={0x2}, 0x0) nanosleep(&(0x7f0000000300)={0x2}, 0x0) write(r2, &(0x7f0000000240)='1\n\x00', 0x2) r3 = socket$inet(0x2, 0x1, 0x0) connect$inet(r3, &(0x7f0000000280)={0x2, 0x4e20, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) r4 = socket$inet(0x2, 0x1, 0x0) connect$inet(r4, &(0x7f0000000380)={0x2, 0x4e20, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0x2faf080}, 0x0) 3.096812384s ago: executing program 2 (id=7836): r0 = fsopen(&(0x7f0000000000)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000040)='addr\x00', &(0x7f0000000080)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000140)='port\x00', &(0x7f0000000180)='0\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) 3.096385954s ago: executing program 0 (id=7849): r0 = socket$nl_route(0xa, 0x3, 0x0) write(r0, &(0x7f0000000000)="580000001800050400000000000000000a8000000000000000000000000000001400010020010db800010000000000000000000106001500030000002000160010000100010203040506070805000800010000000500070000000000", 0x58) write(r0, &(0x7f0000000100)="240000001a00010000000000000000000a00"/36, 0x24) 3.078140175s ago: executing program 1 (id=7834): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/portlist\x00', 0x2, 0x0) write(r0, &(0x7f0000000100)='tcp 2049\x00', 0x9) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/portlist\x00', 0x2, 0x0) write(r1, &(0x7f0000000100)='udp 2049\x00', 0x9) close(r1) 3.077893895s ago: executing program 2 (id=7843): r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000000)={&(0x7f0000000200), 0xc, &(0x7f0000000100)=[{&(0x7f0000000300)=ANY=[@ANYBLOB="4c000000100001060000000000000000000000000000000000000000000000000b00030064756d6d7930000008001f0004000000180012000a00010064756d6d79000000"], 0x4c}], 0x1}, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000000)={'dummy0\x00'}) sendmsg$netlink(r0, &(0x7f0000000100)={&(0x7f0000000200), 0xc, &(0x7f0000000300)=[{&(0x7f0000000400)=ANY=[@ANYBLOB="30000000240005050000000000000000000000000300000000000100ffffffff000000000c00010063616b655f6d7100"], 0x30}], 0x1}, 0x0) 3.046589145s ago: executing program 0 (id=7844): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x1c, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_CMD={0x5, 0x1, 0x3}]}, 0x1c}}, 0x0) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x1c, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_CMD={0x5, 0x1, 0x1}]}, 0x1c}}, 0x0) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x20, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_MODE={0xa, 0x2, {0xffff, 0x2}}]}, 0x20}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x2, 0x0, 0x0}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x40, 0x3, 0xa, 0x401, 0x0, 0x0, {0x2}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x1}, @NFTA_HOOK_PRIORITY={0x8}]}]}, @NFT_MSG_NEWRULE={0x48, 0x6, 0xa, 0x401, 0x0, 0x0, {0x2}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x1c, 0x4, 0x0, 0x1, [{0x18, 0x1, 0x0, 0x1, @log={{0x8}, @val={0xc, 0x2, 0x0, 0x1, [@NFTA_LOG_GROUP={0x6}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x2, 0x0, 0x0}}}, 0xd0}}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000600)="00112233445566778899", 0xa, 0x0, &(0x7f0000000700)={0x2, 0x1234, @loopback}, 0x10) 3.046269956s ago: executing program 0 (id=7845): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='rpc_pipefs\x00', &(0x7f0000000000)='./pipefs\x00', &(0x7f0000000100)='rpc_pipefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./pipefs/gssd/clntXX/gssd\x00', 0x2, 0x0) r0 = fsopen(&(0x7f0000000300)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000400)='source\x00', &(0x7f0000000500)='127.0.0.1:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000600)='addr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000800)='clientaddr\x00', &(0x7f0000000900)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000a00)='vers\x00', &(0x7f0000000b00)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000c00)='sec\x00', &(0x7f0000000d00)='krb5\x00', 0x0) r1 = fsopen(&(0x7f0000000e00)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='source\x00', &(0x7f0000000500)='127.0.0.1:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='addr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000800)='clientaddr\x00', &(0x7f0000000900)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000a00)='vers\x00', &(0x7f0000000b00)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000c00)='sec\x00', &(0x7f0000000d00)='krb5\x00', 0x0) r2 = fsopen(&(0x7f0000001000)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r2, 0x1, &(0x7f0000000400)='source\x00', &(0x7f0000000500)='127.0.0.1:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r2, 0x1, &(0x7f0000000600)='addr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r2, 0x1, &(0x7f0000000800)='clientaddr\x00', &(0x7f0000000900)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r2, 0x1, &(0x7f0000000a00)='vers\x00', &(0x7f0000000b00)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r2, 0x1, &(0x7f0000000c00)='sec\x00', &(0x7f0000000d00)='krb5\x00', 0x0) r3 = fsopen(&(0x7f0000001200)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000400)='source\x00', &(0x7f0000000500)='127.0.0.1:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000600)='addr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000800)='clientaddr\x00', &(0x7f0000000900)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000a00)='vers\x00', &(0x7f0000000b00)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000c00)='sec\x00', &(0x7f0000000d00)='krb5\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) (async) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async) fsconfig$FSCONFIG_CMD_CREATE(r2, 0x6, 0x0, 0x0, 0x0) (async) fsconfig$FSCONFIG_CMD_CREATE(r3, 0x6, 0x0, 0x0, 0x0) 3.046101016s ago: executing program 1 (id=7846): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ed) mount(&(0x7f0000000040)=@filename='none\x00', &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/failslab/probability\x00', 0x1, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./debug/failslab/times\x00', 0x1, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./debug/fail_page_alloc/probability\x00', 0x1, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./debug/fail_page_alloc/times\x00', 0x1, 0x0) socket$packet(0x11, 0x3, 0x300) r4 = socket$inet_udp(0x2, 0x2, 0x0) write(r1, &(0x7f00000001c0)='1000\x00', 0x4) write(r3, &(0x7f00000002c0)='1000\x00', 0x4) write(r0, &(0x7f0000000140)='100\x00', 0x3) write(r2, &(0x7f0000000240)='100\x00', 0x3) sendto$inet(r4, &(0x7f0000000300)="11223344", 0x4, 0x0, &(0x7f0000000400)={0x2, 0x1234, @loopback}, 0x10) 3.045967756s ago: executing program 0 (id=7847): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) r2 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r2, &(0x7f0000000100)={0x2, 0x1f91, @loopback}, 0x10) sendmsg$TIPC_NL_BEARER_ENABLE(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x54, r1, 0x1, 0x123, 0x234, {}, [@TIPC_NLA_BEARER={0x40, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_NAME={0xd, 0x1, @udp='udp:syz0\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x1f90, @loopback}}, {0x14, 0x2, @in={0x2, 0x1f91, @loopback}}}}]}]}, 0x54}}, 0x0) recvfrom$inet(r2, &(0x7f0000000200), 0x100, 0x0, 0x0, 0x0) 2.800095811s ago: executing program 8 (id=7848): r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f, @loopback}, 0x10) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x1ff) mount(&(0x7f0000000200)=@filename='127.0.0.1:/export\x00', &(0x7f0000000100), &(0x7f0000000300)='nfs\x00', 0x0, &(0x7f0000000400)='addr=127.0.0.1,proto=udp,mountproto=udp\x00') (async) recvmsg(r0, &(0x7f0000000500)={&(0x7f0000000600)=@in={0x2, 0x0, @empty}, 0x10, &(0x7f0000000700)=[{&(0x7f0000000800)=""/28, 0x1c}], 0x1}, 0x0) sendmsg$inet(r0, &(0x7f0000000900)={&(0x7f0000000600), 0x10, &(0x7f0000000a00)=[{&(0x7f0000000800), 0x1c}], 0x1}, 0x0) nanosleep(&(0x7f0000000b00)={0x0, 0xbebc200}, 0x0) 2.642188125s ago: executing program 1 (id=7850): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./proc\x00', &(0x7f0000000300)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./rpc_pipe\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./rpc_pipe\x00', &(0x7f0000000300)='rpc_pipefs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./rpc_pipe/auth.unix.gid/channel\x00', 0x2, 0x0) write(r0, &(0x7f0000000500)='0 \n\x00', 0x3) 2.476448179s ago: executing program 1 (id=7851): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./pipefs\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='rpc_pipefs\x00', &(0x7f0000000000)='./pipefs\x00', &(0x7f0000000100)='rpc_pipefs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000200)='./pipefs/gssd/clntXX/gssd\x00', 0x2, 0x0) r0 = fsopen(&(0x7f0000000300)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000400)='addr\x00', &(0x7f0000000500)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000600)='clientaddr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000800)='vers\x00', &(0x7f0000000900)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000a00)='sec\x00', &(0x7f0000000b00)='krb5\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) r1 = fsopen(&(0x7f0000000c00)='nfs4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='addr\x00', &(0x7f0000000500)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000600)='clientaddr\x00', &(0x7f0000000700)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000800)='vers\x00', &(0x7f0000000900)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000a00)='sec\x00', &(0x7f0000000b00)='krb5\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) 2.313967133s ago: executing program 1 (id=7852): r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)='ns/net\x00') setns(r0, 0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000080)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r1, 0x400454cd, 0x10f) r2 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1}) write$tun(r1, &(0x7f0000000100)={@val={0x0, 0x805}, @void, @x25={0x0, 0x0, 0x1, "0b11123456"}}, 0x13) 1.763022347s ago: executing program 8 (id=7853): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./nfsd\x00', &(0x7f0000000080)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./nfsd/threads\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='1\n', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./nfsd/portlist\x00', 0x1, 0x0) write(r1, &(0x7f0000000180)='2049\n', 0x5) 1.525763083s ago: executing program 8 (id=7854): r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x1a85, @loopback}, 0x10) listen(r0, 0x5) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000300)='source', &(0x7f0000000340)='127.0.0.1:6789:/\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async) r2 = accept$inet(r0, 0x0, 0x0) write(r2, &(0x7f0000000400)='ceph v027\x00'/49, 0x31) 601.260095ms ago: executing program 8 (id=7855): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) 0s ago: executing program 8 (id=7856): r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) connect$inet(r0, &(0x7f0000000040)={0x2, 0x801, @loopback}, 0x10) r1 = fsopen(&(0x7f0000000080)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000000c0)='source\x00', &(0x7f0000000100)='127.0.0.1:/export\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000140)='addr\x00', &(0x7f0000000180)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000001c0)='vers\x00', &(0x7f0000000200)='4\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000240)='proto\x00', &(0x7f0000000280)='tcp\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f00000002c0)='port\x00', &(0x7f0000000300)='2049\x00', 0x0) fsconfig$FSCONFIG_SET_FLAG(r1, 0x0, &(0x7f0000000340)='ro\x00', 0x0, 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) kernel console output (not intermixed with test programs): 0 [ 967.417717][ C1] should_failslab+0xac/0x100 [ 967.417739][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.417759][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 967.417782][ C1] ? __alloc_skb+0x10c/0x360 [ 967.417807][ C1] __alloc_skb+0x10c/0x360 [ 967.417831][ C1] ndisc_send_rs+0x322/0x880 [ 967.417849][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.417876][ C1] addrconf_rs_timer+0x362/0x620 [ 967.417897][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.417918][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 967.417938][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.417959][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.417980][ C1] call_timer_fn+0x4c/0x300 [ 967.418003][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.418025][ C1] __run_timer_base+0x6c0/0x9b0 [ 967.418049][ C1] ? timer_expire_remote+0xa0/0xa0 [ 967.418071][ C1] ? sched_clock+0x44/0x60 [ 967.418095][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 967.418121][ C1] run_timer_softirq+0x35/0x70 [ 967.418143][ C1] handle_softirqs+0x1aa/0x620 [ 967.418163][ C1] __do_softirq+0xf/0x16 [ 967.418184][ C1] do_softirq+0xb8/0x110 [ 967.418201][ C1] [ 967.418215][ C1] [ 967.418221][ C1] ? __cfi_do_softirq+0x10/0x10 [ 967.418239][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 967.418259][ C1] ? __cfi__raw_write_lock_bh+0x10/0x10 [ 967.418281][ C1] ? kfree+0x158/0x440 [ 967.418298][ C1] __local_bh_enable_ip+0x74/0x80 [ 967.418317][ C1] _raw_write_unlock_bh+0x33/0x70 [ 967.418340][ C1] neigh_parms_release+0x165/0x230 [ 967.418363][ C1] addrconf_ifdown+0x16c6/0x1970 [ 967.418383][ C1] ? addrconf_cleanup+0x150/0x150 [ 967.418401][ C1] ? __kasan_check_write+0x18/0x20 [ 967.418419][ C1] ? mutex_unlock+0x90/0x240 [ 967.418443][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.418466][ C1] ? macsec_notify+0x111/0x4f0 [ 967.418489][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.418514][ C1] addrconf_notify+0x17a/0xeb0 [ 967.418535][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 967.418553][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 967.418573][ C1] notifier_call_chain+0x106/0x2b0 [ 967.418592][ C1] raw_notifier_call_chain+0x31/0x40 [ 967.418610][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 967.418638][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 967.418664][ C1] ? __kasan_check_read+0x15/0x20 [ 967.418682][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 967.418708][ C1] default_device_exit_batch+0x845/0x8d0 [ 967.418736][ C1] ? mutex_lock+0x97/0x1d0 [ 967.418759][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 967.418782][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.418811][ C1] ? rtnl_unlock+0x12/0x20 [ 967.418837][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.418864][ C1] cleanup_net+0x744/0xc90 [ 967.418886][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 967.418908][ C1] ? kick_pool+0xb9/0x540 [ 967.418930][ C1] process_scheduled_works+0x7f7/0x1060 [ 967.418954][ C1] worker_thread+0xc99/0x13f0 [ 967.418976][ C1] kthread+0x2c7/0x360 [ 967.418997][ C1] ? __cfi_worker_thread+0x10/0x10 [ 967.419015][ C1] ? __cfi_kthread+0x10/0x10 [ 967.419036][ C1] ret_from_fork+0x67/0xa0 [ 967.419061][ C1] ? __cfi_kthread+0x10/0x10 [ 967.419082][ C1] ret_from_fork_asm+0x1a/0x30 [ 967.419100][ C1] [ 967.419134][ C1] FAULT_INJECTION: forcing a failure. [ 967.419134][ C1] name failslab, interval 1, probability 100, space 0, times 141 [ 967.422158][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.422183][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.422195][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.422220][ C0] Call Trace: [ 967.422226][ C0] [ 967.422233][ C0] __dump_stack+0x21/0x30 [ 967.422259][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.422284][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.422308][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.422332][ C0] ? __kasan_check_write+0x18/0x20 [ 967.422351][ C0] dump_stack+0x19/0x20 [ 967.422375][ C0] should_fail_ex+0x3c2/0x510 [ 967.422396][ C0] should_failslab+0xac/0x100 [ 967.422418][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.422437][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.422461][ C0] ? __alloc_skb+0x10c/0x360 [ 967.422485][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.422507][ C0] __alloc_skb+0x10c/0x360 [ 967.422531][ C0] ndisc_send_rs+0x322/0x880 [ 967.422549][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.422575][ C0] addrconf_rs_timer+0x362/0x620 [ 967.422597][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.422619][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.422638][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.422659][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.422680][ C0] call_timer_fn+0x4c/0x300 [ 967.422704][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.422732][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.422756][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.422778][ C0] ? sched_clock+0x44/0x60 [ 967.422802][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.422828][ C0] run_timer_softirq+0x35/0x70 [ 967.422850][ C0] handle_softirqs+0x1aa/0x620 [ 967.422870][ C0] __do_softirq+0xf/0x16 [ 967.422892][ C0] do_softirq+0xb8/0x110 [ 967.422909][ C0] [ 967.422915][ C0] [ 967.422922][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.422939][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.422962][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.422980][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.423001][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.423027][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.423053][ C0] worker_thread+0xc99/0x13f0 [ 967.423072][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.423093][ C0] ? __kasan_check_read+0x15/0x20 [ 967.423112][ C0] kthread+0x2c7/0x360 [ 967.423132][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.423150][ C0] ? __cfi_kthread+0x10/0x10 [ 967.423171][ C0] ret_from_fork+0x67/0xa0 [ 967.423197][ C0] ? __cfi_kthread+0x10/0x10 [ 967.423216][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.423235][ C0] [ 967.423249][ C0] FAULT_INJECTION: forcing a failure. [ 967.423249][ C0] name failslab, interval 1, probability 100, space 0, times 140 [ 967.426812][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.426836][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.426848][ C1] Workqueue: netns cleanup_net [ 967.426870][ C1] Call Trace: [ 967.426876][ C1] [ 967.426883][ C1] __dump_stack+0x21/0x30 [ 967.426909][ C1] dump_stack_lvl+0x140/0x1c0 [ 967.426934][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.426958][ C1] ? activate_task+0x43b/0x480 [ 967.426977][ C1] dump_stack+0x19/0x20 [ 967.427000][ C1] should_fail_ex+0x3c2/0x510 [ 967.427021][ C1] should_failslab+0xac/0x100 [ 967.427044][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.427063][ C1] ? __alloc_skb+0x10c/0x360 [ 967.427088][ C1] __alloc_skb+0x10c/0x360 [ 967.427112][ C1] ndisc_send_rs+0x322/0x880 [ 967.427130][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.427155][ C1] addrconf_rs_timer+0x362/0x620 [ 967.427177][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.427200][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.427227][ C1] call_timer_fn+0x4c/0x300 [ 967.427251][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.427273][ C1] __run_timer_base+0x6c0/0x9b0 [ 967.427297][ C1] ? timer_expire_remote+0xa0/0xa0 [ 967.427319][ C1] ? sched_clock+0x44/0x60 [ 967.427344][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 967.427369][ C1] run_timer_softirq+0x35/0x70 [ 967.427392][ C1] handle_softirqs+0x1aa/0x620 [ 967.427412][ C1] __do_softirq+0xf/0x16 [ 967.427434][ C1] do_softirq+0xb8/0x110 [ 967.427451][ C1] [ 967.427457][ C1] [ 967.427463][ C1] ? __cfi_do_softirq+0x10/0x10 [ 967.427480][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 967.427502][ C1] ? __cfi__raw_write_lock_bh+0x10/0x10 [ 967.427524][ C1] ? kfree+0x158/0x440 [ 967.427542][ C1] __local_bh_enable_ip+0x74/0x80 [ 967.427560][ C1] _raw_write_unlock_bh+0x33/0x70 [ 967.427581][ C1] neigh_parms_release+0x165/0x230 [ 967.427605][ C1] addrconf_ifdown+0x16c6/0x1970 [ 967.427625][ C1] ? addrconf_cleanup+0x150/0x150 [ 967.427643][ C1] ? __kasan_check_write+0x18/0x20 [ 967.427662][ C1] ? mutex_unlock+0x90/0x240 [ 967.427685][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.427709][ C1] ? macsec_notify+0x111/0x4f0 [ 967.427731][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.427756][ C1] addrconf_notify+0x17a/0xeb0 [ 967.427776][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 967.427794][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 967.427814][ C1] notifier_call_chain+0x106/0x2b0 [ 967.427833][ C1] raw_notifier_call_chain+0x31/0x40 [ 967.427852][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 967.427879][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 967.427905][ C1] ? __kasan_check_read+0x15/0x20 [ 967.427924][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 967.427949][ C1] default_device_exit_batch+0x845/0x8d0 [ 967.427977][ C1] ? mutex_lock+0x97/0x1d0 [ 967.428000][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 967.428024][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.428053][ C1] ? rtnl_unlock+0x12/0x20 [ 967.428078][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.428105][ C1] cleanup_net+0x744/0xc90 [ 967.428127][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 967.428150][ C1] ? kick_pool+0xb9/0x540 [ 967.428171][ C1] process_scheduled_works+0x7f7/0x1060 [ 967.428193][ C1] worker_thread+0xc99/0x13f0 [ 967.428221][ C1] kthread+0x2c7/0x360 [ 967.428241][ C1] ? __cfi_worker_thread+0x10/0x10 [ 967.428260][ C1] ? __cfi_kthread+0x10/0x10 [ 967.428281][ C1] ret_from_fork+0x67/0xa0 [ 967.428307][ C1] ? __cfi_kthread+0x10/0x10 [ 967.428328][ C1] ret_from_fork_asm+0x1a/0x30 [ 967.428346][ C1] [ 967.428360][ C1] FAULT_INJECTION: forcing a failure. [ 967.428360][ C1] name failslab, interval 1, probability 100, space 0, times 139 [ 967.432612][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.432636][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.432647][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.432673][ C0] Call Trace: [ 967.432680][ C0] [ 967.432687][ C0] __dump_stack+0x21/0x30 [ 967.432725][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.432748][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.432773][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.432798][ C0] ? __kasan_check_write+0x18/0x20 [ 967.432817][ C0] dump_stack+0x19/0x20 [ 967.432840][ C0] should_fail_ex+0x3c2/0x510 [ 967.432861][ C0] should_failslab+0xac/0x100 [ 967.432883][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.432903][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.432927][ C0] ? __alloc_skb+0x10c/0x360 [ 967.432950][ C0] __alloc_skb+0x10c/0x360 [ 967.432975][ C0] ndisc_send_rs+0x322/0x880 [ 967.432994][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.433020][ C0] addrconf_rs_timer+0x362/0x620 [ 967.433041][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.433063][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.433084][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.433104][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.433125][ C0] call_timer_fn+0x4c/0x300 [ 967.433149][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.433170][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.433194][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.433215][ C0] ? sched_clock+0x44/0x60 [ 967.433240][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.433264][ C0] run_timer_softirq+0x35/0x70 [ 967.433287][ C0] handle_softirqs+0x1aa/0x620 [ 967.433307][ C0] __do_softirq+0xf/0x16 [ 967.433329][ C0] do_softirq+0xb8/0x110 [ 967.433346][ C0] [ 967.433352][ C0] [ 967.433359][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.433376][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.433399][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.433417][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.433439][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.433464][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.433486][ C0] worker_thread+0xc99/0x13f0 [ 967.433507][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.433528][ C0] ? __kasan_check_read+0x15/0x20 [ 967.433547][ C0] kthread+0x2c7/0x360 [ 967.433567][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.433586][ C0] ? __cfi_kthread+0x10/0x10 [ 967.433606][ C0] ret_from_fork+0x67/0xa0 [ 967.433632][ C0] ? __cfi_kthread+0x10/0x10 [ 967.433652][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.433671][ C0] [ 967.433683][ C0] FAULT_INJECTION: forcing a failure. [ 967.433683][ C0] name failslab, interval 1, probability 100, space 0, times 138 [ 967.437178][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.437202][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.437219][ C1] Workqueue: netns cleanup_net [ 967.437241][ C1] Call Trace: [ 967.437248][ C1] [ 967.437255][ C1] __dump_stack+0x21/0x30 [ 967.437280][ C1] dump_stack_lvl+0x140/0x1c0 [ 967.437305][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.437330][ C1] ? calc_wheel_index+0x234/0x8f0 [ 967.437354][ C1] ? __kasan_check_write+0x18/0x20 [ 967.437374][ C1] dump_stack+0x19/0x20 [ 967.437396][ C1] should_fail_ex+0x3c2/0x510 [ 967.437417][ C1] should_failslab+0xac/0x100 [ 967.437440][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.437460][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 967.437483][ C1] ? __alloc_skb+0x10c/0x360 [ 967.437507][ C1] __alloc_skb+0x10c/0x360 [ 967.437532][ C1] ndisc_send_rs+0x322/0x880 [ 967.437549][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.437575][ C1] addrconf_rs_timer+0x362/0x620 [ 967.437596][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.437618][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 967.437638][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.437659][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.437680][ C1] call_timer_fn+0x4c/0x300 [ 967.437704][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.437725][ C1] __run_timer_base+0x6c0/0x9b0 [ 967.437749][ C1] ? timer_expire_remote+0xa0/0xa0 [ 967.437771][ C1] ? sched_clock+0x44/0x60 [ 967.437794][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 967.437820][ C1] run_timer_softirq+0x35/0x70 [ 967.437843][ C1] handle_softirqs+0x1aa/0x620 [ 967.437863][ C1] __do_softirq+0xf/0x16 [ 967.437885][ C1] do_softirq+0xb8/0x110 [ 967.437902][ C1] [ 967.437908][ C1] [ 967.437915][ C1] ? __cfi_do_softirq+0x10/0x10 [ 967.437932][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 967.437954][ C1] ? __cfi__raw_write_lock_bh+0x10/0x10 [ 967.437976][ C1] ? kfree+0x158/0x440 [ 967.437993][ C1] __local_bh_enable_ip+0x74/0x80 [ 967.438011][ C1] _raw_write_unlock_bh+0x33/0x70 [ 967.438033][ C1] neigh_parms_release+0x165/0x230 [ 967.438057][ C1] addrconf_ifdown+0x16c6/0x1970 [ 967.438077][ C1] ? addrconf_cleanup+0x150/0x150 [ 967.438096][ C1] ? __kasan_check_write+0x18/0x20 [ 967.438114][ C1] ? mutex_unlock+0x90/0x240 [ 967.438137][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.438162][ C1] ? macsec_notify+0x111/0x4f0 [ 967.438184][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.438214][ C1] addrconf_notify+0x17a/0xeb0 [ 967.438235][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 967.438253][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 967.438273][ C1] notifier_call_chain+0x106/0x2b0 [ 967.438292][ C1] raw_notifier_call_chain+0x31/0x40 [ 967.438309][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 967.438337][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 967.438363][ C1] ? __kasan_check_read+0x15/0x20 [ 967.438382][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 967.438407][ C1] default_device_exit_batch+0x845/0x8d0 [ 967.438435][ C1] ? mutex_lock+0x97/0x1d0 [ 967.438459][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 967.438483][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.438510][ C1] ? rtnl_unlock+0x12/0x20 [ 967.438536][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.438563][ C1] cleanup_net+0x744/0xc90 [ 967.438585][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 967.438607][ C1] ? kick_pool+0xb9/0x540 [ 967.438630][ C1] process_scheduled_works+0x7f7/0x1060 [ 967.438653][ C1] worker_thread+0xc99/0x13f0 [ 967.438676][ C1] kthread+0x2c7/0x360 [ 967.438695][ C1] ? __cfi_worker_thread+0x10/0x10 [ 967.438714][ C1] ? __cfi_kthread+0x10/0x10 [ 967.438734][ C1] ret_from_fork+0x67/0xa0 [ 967.438760][ C1] ? __cfi_kthread+0x10/0x10 [ 967.438780][ C1] ret_from_fork_asm+0x1a/0x30 [ 967.438799][ C1] [ 967.438811][ C1] FAULT_INJECTION: forcing a failure. [ 967.438811][ C1] name failslab, interval 1, probability 100, space 0, times 137 [ 967.441593][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.441616][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.441627][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.441654][ C0] Call Trace: [ 967.441660][ C0] [ 967.441667][ C0] __dump_stack+0x21/0x30 [ 967.441692][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.441722][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.441748][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.441776][ C0] ? __kasan_check_write+0x18/0x20 [ 967.441794][ C0] dump_stack+0x19/0x20 [ 967.441818][ C0] should_fail_ex+0x3c2/0x510 [ 967.441838][ C0] should_failslab+0xac/0x100 [ 967.441861][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.441881][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.441903][ C0] ? __alloc_skb+0x10c/0x360 [ 967.441928][ C0] __alloc_skb+0x10c/0x360 [ 967.441952][ C0] ndisc_send_rs+0x322/0x880 [ 967.441970][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.441996][ C0] addrconf_rs_timer+0x362/0x620 [ 967.442018][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.442039][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.442059][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.442079][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.442100][ C0] call_timer_fn+0x4c/0x300 [ 967.442123][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.442145][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.442168][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.442190][ C0] ? sched_clock+0x44/0x60 [ 967.442214][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.442239][ C0] run_timer_softirq+0x35/0x70 [ 967.442261][ C0] handle_softirqs+0x1aa/0x620 [ 967.442282][ C0] __do_softirq+0xf/0x16 [ 967.442303][ C0] do_softirq+0xb8/0x110 [ 967.442320][ C0] [ 967.442326][ C0] [ 967.442333][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.442350][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.442373][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.442391][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.442413][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.442437][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.442460][ C0] worker_thread+0xc99/0x13f0 [ 967.442480][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.442501][ C0] ? __kasan_check_read+0x15/0x20 [ 967.442519][ C0] kthread+0x2c7/0x360 [ 967.442539][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.442558][ C0] ? __cfi_kthread+0x10/0x10 [ 967.442578][ C0] ret_from_fork+0x67/0xa0 [ 967.442603][ C0] ? __cfi_kthread+0x10/0x10 [ 967.442623][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.442641][ C0] [ 967.442676][ C0] FAULT_INJECTION: forcing a failure. [ 967.442676][ C0] name failslab, interval 1, probability 100, space 0, times 136 [ 967.446173][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.446196][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.446216][ C1] Workqueue: netns cleanup_net [ 967.446238][ C1] Call Trace: [ 967.446244][ C1] [ 967.446251][ C1] __dump_stack+0x21/0x30 [ 967.446276][ C1] dump_stack_lvl+0x140/0x1c0 [ 967.446300][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.446325][ C1] ? calc_wheel_index+0x234/0x8f0 [ 967.446349][ C1] ? __kasan_check_write+0x18/0x20 [ 967.446367][ C1] dump_stack+0x19/0x20 [ 967.446390][ C1] should_fail_ex+0x3c2/0x510 [ 967.446411][ C1] should_failslab+0xac/0x100 [ 967.446433][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.446452][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 967.446476][ C1] ? __alloc_skb+0x10c/0x360 [ 967.446500][ C1] __alloc_skb+0x10c/0x360 [ 967.446524][ C1] ndisc_send_rs+0x322/0x880 [ 967.446543][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.446569][ C1] addrconf_rs_timer+0x362/0x620 [ 967.446590][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.446612][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 967.446632][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.446653][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.446674][ C1] call_timer_fn+0x4c/0x300 [ 967.446697][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.446719][ C1] __run_timer_base+0x6c0/0x9b0 [ 967.446742][ C1] ? timer_expire_remote+0xa0/0xa0 [ 967.446764][ C1] ? sched_clock+0x44/0x60 [ 967.446788][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 967.446813][ C1] run_timer_softirq+0x35/0x70 [ 967.446835][ C1] handle_softirqs+0x1aa/0x620 [ 967.446856][ C1] __do_softirq+0xf/0x16 [ 967.446877][ C1] do_softirq+0xb8/0x110 [ 967.446894][ C1] [ 967.446900][ C1] [ 967.446907][ C1] ? __cfi_do_softirq+0x10/0x10 [ 967.446924][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 967.446946][ C1] ? __cfi__raw_write_lock_bh+0x10/0x10 [ 967.446968][ C1] ? kfree+0x158/0x440 [ 967.446985][ C1] __local_bh_enable_ip+0x74/0x80 [ 967.447002][ C1] _raw_write_unlock_bh+0x33/0x70 [ 967.447025][ C1] neigh_parms_release+0x165/0x230 [ 967.447049][ C1] addrconf_ifdown+0x16c6/0x1970 [ 967.447068][ C1] ? addrconf_cleanup+0x150/0x150 [ 967.447086][ C1] ? __kasan_check_write+0x18/0x20 [ 967.447104][ C1] ? mutex_unlock+0x90/0x240 [ 967.447128][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.447152][ C1] ? macsec_notify+0x111/0x4f0 [ 967.447175][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 967.447199][ C1] addrconf_notify+0x17a/0xeb0 [ 967.447226][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 967.447243][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 967.447264][ C1] notifier_call_chain+0x106/0x2b0 [ 967.447282][ C1] raw_notifier_call_chain+0x31/0x40 [ 967.447300][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 967.447328][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 967.447353][ C1] ? __kasan_check_read+0x15/0x20 [ 967.447372][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 967.447397][ C1] default_device_exit_batch+0x845/0x8d0 [ 967.447425][ C1] ? mutex_lock+0x97/0x1d0 [ 967.447448][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 967.447472][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.447500][ C1] ? rtnl_unlock+0x12/0x20 [ 967.447526][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 967.447553][ C1] cleanup_net+0x744/0xc90 [ 967.447575][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 967.447597][ C1] ? kick_pool+0xb9/0x540 [ 967.447619][ C1] process_scheduled_works+0x7f7/0x1060 [ 967.447643][ C1] worker_thread+0xc99/0x13f0 [ 967.447666][ C1] kthread+0x2c7/0x360 [ 967.447686][ C1] ? __cfi_worker_thread+0x10/0x10 [ 967.447704][ C1] ? __cfi_kthread+0x10/0x10 [ 967.447725][ C1] ret_from_fork+0x67/0xa0 [ 967.447750][ C1] ? __cfi_kthread+0x10/0x10 [ 967.447770][ C1] ret_from_fork_asm+0x1a/0x30 [ 967.447789][ C1] [ 967.447935][ T148] FAULT_INJECTION: forcing a failure. [ 967.447935][ T148] name failslab, interval 1, probability 100, space 0, times 134 [ 967.451687][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.451720][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.451733][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.451761][ C0] Call Trace: [ 967.451768][ C0] [ 967.451778][ C0] __dump_stack+0x21/0x30 [ 967.451805][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.451828][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.451854][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.451878][ C0] ? __kasan_check_write+0x18/0x20 [ 967.451897][ C0] dump_stack+0x19/0x20 [ 967.451921][ C0] should_fail_ex+0x3c2/0x510 [ 967.451945][ C0] should_failslab+0xac/0x100 [ 967.451967][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.451986][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.452010][ C0] ? __alloc_skb+0x10c/0x360 [ 967.452034][ C0] __alloc_skb+0x10c/0x360 [ 967.452058][ C0] ndisc_send_rs+0x322/0x880 [ 967.452076][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.452102][ C0] addrconf_rs_timer+0x362/0x620 [ 967.452124][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.452150][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.452170][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.452190][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.452215][ C0] call_timer_fn+0x4c/0x300 [ 967.452238][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.452260][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.452284][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.452305][ C0] ? sched_clock+0x44/0x60 [ 967.452330][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.452355][ C0] run_timer_softirq+0x35/0x70 [ 967.452377][ C0] handle_softirqs+0x1aa/0x620 [ 967.452401][ C0] __do_softirq+0xf/0x16 [ 967.452423][ C0] do_softirq+0xb8/0x110 [ 967.452439][ C0] [ 967.452446][ C0] [ 967.452453][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.452470][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.452493][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.452511][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.452533][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.452558][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.452581][ C0] worker_thread+0xc99/0x13f0 [ 967.452601][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.452622][ C0] ? __kasan_check_read+0x15/0x20 [ 967.452641][ C0] kthread+0x2c7/0x360 [ 967.452661][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.452680][ C0] ? __cfi_kthread+0x10/0x10 [ 967.452700][ C0] ret_from_fork+0x67/0xa0 [ 967.452735][ C0] ? __cfi_kthread+0x10/0x10 [ 967.452756][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.452775][ C0] [ 967.452816][ C0] FAULT_INJECTION: forcing a failure. [ 967.452816][ C0] name failslab, interval 1, probability 100, space 0, times 133 [ 967.456897][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.456923][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.456935][ T148] Call Trace: [ 967.456941][ T148] [ 967.456948][ T148] __dump_stack+0x21/0x30 [ 967.456974][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.456998][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.457022][ T148] ? __sched_text_start+0x10/0x10 [ 967.457044][ T148] dump_stack+0x19/0x20 [ 967.457066][ T148] should_fail_ex+0x3c2/0x510 [ 967.457086][ T148] should_failslab+0xac/0x100 [ 967.457108][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.457127][ T148] ? __alloc_skb+0x10c/0x360 [ 967.457149][ T148] ? __kasan_check_write+0x18/0x20 [ 967.457167][ T148] __alloc_skb+0x10c/0x360 [ 967.457190][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.457220][ T148] ? __kasan_check_write+0x18/0x20 [ 967.457239][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.457256][ T148] ? __asan_set_shadow_00+0x12/0x20 [ 967.457283][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.457301][ T148] ? __kasan_check_write+0x18/0x20 [ 967.457319][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.457337][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.457356][ T148] ? avc_has_perm+0x155/0x240 [ 967.457377][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.457404][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.457427][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.457452][ T148] ? avc_has_perm+0x155/0x240 [ 967.457473][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.457499][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.457524][ T148] sock_write_iter+0x442/0x490 [ 967.457545][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.457566][ T148] ? put_timespec64+0xd9/0x130 [ 967.457589][ T148] ? __cfi_put_timespec64+0x10/0x10 [ 967.457614][ T148] vfs_write+0x762/0xfd0 [ 967.457634][ T148] ? __cfi_vfs_write+0x10/0x10 [ 967.457652][ T148] ? __cfi_set_user_sigmask+0x10/0x10 [ 967.457677][ T148] ? __kasan_check_read+0x15/0x20 [ 967.457695][ T148] ksys_write+0x145/0x260 [ 967.457713][ T148] ? xfd_validate_state+0x68/0x140 [ 967.457737][ T148] ? __cfi_ksys_write+0x10/0x10 [ 967.457756][ T148] ? __secure_computing+0xee/0x2b0 [ 967.457778][ T148] __x64_sys_write+0x7f/0x90 [ 967.457796][ T148] x64_sys_call+0x271c/0x2ee0 [ 967.457813][ T148] do_syscall_64+0x57/0xf0 [ 967.457833][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.457856][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.457878][ T148] RIP: 0033:0x7f1c29506407 [ 967.457894][ T148] 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 [ 967.457910][ T148] RSP: 002b:00007fff8d9c1710 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 967.457929][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.457943][ T148] RDX: 0000000000000046 RSI: 00007fff8d9c1770 RDI: 0000000000000005 [ 967.457956][ T148] RBP: 0000560f8d638a48 R08: 0000000000000000 R09: 0000000000000000 [ 967.457968][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1ba0 [ 967.457981][ T148] R13: 000000000000fb1e R14: 0000000000000001 R15: 0000000000000001 [ 967.457995][ T148] [ 967.458065][ T148] FAULT_INJECTION: forcing a failure. [ 967.458065][ T148] name failslab, interval 1, probability 100, space 0, times 132 [ 967.462406][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.462433][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.462445][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.462473][ C0] Call Trace: [ 967.462480][ C0] [ 967.462488][ C0] __dump_stack+0x21/0x30 [ 967.462514][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.462539][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.462564][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.462589][ C0] ? __kasan_check_write+0x18/0x20 [ 967.462608][ C0] dump_stack+0x19/0x20 [ 967.462632][ C0] should_fail_ex+0x3c2/0x510 [ 967.462653][ C0] should_failslab+0xac/0x100 [ 967.462675][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.462695][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.462724][ C0] ? __alloc_skb+0x10c/0x360 [ 967.462748][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.462770][ C0] __alloc_skb+0x10c/0x360 [ 967.462794][ C0] ndisc_send_rs+0x322/0x880 [ 967.462812][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.462838][ C0] addrconf_rs_timer+0x362/0x620 [ 967.462859][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.462881][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.462901][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.462921][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.462944][ C0] call_timer_fn+0x4c/0x300 [ 967.462966][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.462988][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.463013][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.463035][ C0] ? sched_clock+0x44/0x60 [ 967.463058][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.463085][ C0] run_timer_softirq+0x35/0x70 [ 967.463108][ C0] handle_softirqs+0x1aa/0x620 [ 967.463128][ C0] __do_softirq+0xf/0x16 [ 967.463150][ C0] do_softirq+0xb8/0x110 [ 967.463166][ C0] [ 967.463172][ C0] [ 967.463179][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.463197][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.463220][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.463238][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.463260][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.463285][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.463309][ C0] worker_thread+0xc99/0x13f0 [ 967.463328][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.463349][ C0] ? __kasan_check_read+0x15/0x20 [ 967.463368][ C0] kthread+0x2c7/0x360 [ 967.463388][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.463407][ C0] ? __cfi_kthread+0x10/0x10 [ 967.463428][ C0] ret_from_fork+0x67/0xa0 [ 967.463453][ C0] ? __cfi_kthread+0x10/0x10 [ 967.463473][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.463492][ C0] [ 967.463507][ C0] FAULT_INJECTION: forcing a failure. [ 967.463507][ C0] name failslab, interval 1, probability 100, space 0, times 131 [ 967.467068][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.467092][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.467103][ T148] Call Trace: [ 967.467110][ T148] [ 967.467117][ T148] __dump_stack+0x21/0x30 [ 967.467142][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.467165][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.467189][ T148] ? kernel_text_address+0xa9/0xe0 [ 967.467218][ T148] ? __show_trace_log_lvl+0x334/0x420 [ 967.467240][ T148] dump_stack+0x19/0x20 [ 967.467262][ T148] should_fail_ex+0x3c2/0x510 [ 967.467282][ T148] should_failslab+0xac/0x100 [ 967.467303][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.467323][ T148] ? __alloc_skb+0x10c/0x360 [ 967.467345][ T148] ? __printk_cpu_sync_put+0x67/0x80 [ 967.467372][ T148] __alloc_skb+0x10c/0x360 [ 967.467395][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.467418][ T148] ? __kasan_check_write+0x18/0x20 [ 967.467437][ T148] ? should_fail_ex+0x2a6/0x510 [ 967.467456][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.467474][ T148] ? __alloc_skb+0x10c/0x360 [ 967.467499][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.467517][ T148] ? __kasan_check_write+0x18/0x20 [ 967.467535][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.467553][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.467571][ T148] ? avc_has_perm+0x155/0x240 [ 967.467593][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.467620][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.467643][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.467669][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.467695][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.467720][ T148] sock_write_iter+0x442/0x490 [ 967.467741][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.467762][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 967.467780][ T148] do_iter_readv_writev+0x629/0x820 [ 967.467800][ T148] ? vfs_iter_read+0x5e0/0x5e0 [ 967.467821][ T148] ? bpf_lsm_file_permission+0xd/0x20 [ 967.467844][ T148] vfs_writev+0x4a5/0xe90 [ 967.467865][ T148] ? __kasan_check_read+0x15/0x20 [ 967.467884][ T148] ? do_writev+0x2e0/0x2e0 [ 967.467904][ T148] ? __seccomp_filter+0x48a/0x1b70 [ 967.467928][ T148] ? __secure_computing+0x2b0/0x2b0 [ 967.467951][ T148] ? __kasan_check_read+0x15/0x20 [ 967.467969][ T148] do_writev+0x151/0x2e0 [ 967.467990][ T148] ? vfs_readv+0xa00/0xa00 [ 967.468012][ T148] ? __secure_computing+0xee/0x2b0 [ 967.468033][ T148] __x64_sys_writev+0x81/0x90 [ 967.468053][ T148] x64_sys_call+0x1fbb/0x2ee0 [ 967.468070][ T148] do_syscall_64+0x57/0xf0 [ 967.468088][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.468112][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.468134][ T148] RIP: 0033:0x7f1c29506407 [ 967.468149][ T148] 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 [ 967.468166][ T148] RSP: 002b:00007fff8d9c1aa0 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 967.468184][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.468199][ T148] RDX: 0000000000000005 RSI: 00007fff8d9c1b00 RDI: 000000000000000a [ 967.468218][ T148] RBP: 0000560fbf423400 R08: 0000000000000000 R09: 0000000000000000 [ 967.468230][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 0000560fbf423400 [ 967.468243][ T148] R13: 000000000000012c R14: 00000000ffffffff R15: 0000000000000000 [ 967.468257][ T148] [ 967.468296][ T148] FAULT_INJECTION: forcing a failure. [ 967.468296][ T148] name failslab, interval 1, probability 100, space 0, times 130 [ 967.472777][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.472803][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.472815][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.472842][ C0] Call Trace: [ 967.472848][ C0] [ 967.472855][ C0] __dump_stack+0x21/0x30 [ 967.472882][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.472906][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.472931][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.472956][ C0] ? __kasan_check_write+0x18/0x20 [ 967.472975][ C0] dump_stack+0x19/0x20 [ 967.472998][ C0] should_fail_ex+0x3c2/0x510 [ 967.473019][ C0] should_failslab+0xac/0x100 [ 967.473042][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.473061][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.473085][ C0] ? __alloc_skb+0x10c/0x360 [ 967.473108][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.473130][ C0] __alloc_skb+0x10c/0x360 [ 967.473154][ C0] ndisc_send_rs+0x322/0x880 [ 967.473173][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.473198][ C0] addrconf_rs_timer+0x362/0x620 [ 967.473218][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.473240][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.473260][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.473281][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.473303][ C0] call_timer_fn+0x4c/0x300 [ 967.473325][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.473347][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.473372][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.473394][ C0] ? sched_clock+0x44/0x60 [ 967.473418][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.473444][ C0] run_timer_softirq+0x35/0x70 [ 967.473467][ C0] handle_softirqs+0x1aa/0x620 [ 967.473487][ C0] __do_softirq+0xf/0x16 [ 967.473509][ C0] do_softirq+0xb8/0x110 [ 967.473525][ C0] [ 967.473532][ C0] [ 967.473539][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.473556][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.473579][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.473597][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.473619][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.473644][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.473667][ C0] worker_thread+0xc99/0x13f0 [ 967.473686][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.473715][ C0] ? __kasan_check_read+0x15/0x20 [ 967.473733][ C0] kthread+0x2c7/0x360 [ 967.473754][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.473773][ C0] ? __cfi_kthread+0x10/0x10 [ 967.473794][ C0] ret_from_fork+0x67/0xa0 [ 967.473819][ C0] ? __cfi_kthread+0x10/0x10 [ 967.473840][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.473859][ C0] [ 967.473873][ C0] FAULT_INJECTION: forcing a failure. [ 967.473873][ C0] name failslab, interval 1, probability 100, space 0, times 129 [ 967.477786][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.477810][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.477821][ T148] Call Trace: [ 967.477827][ T148] [ 967.477835][ T148] __dump_stack+0x21/0x30 [ 967.477859][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.477883][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.477907][ T148] ? __alloc_skb+0x340/0x360 [ 967.477930][ T148] dump_stack+0x19/0x20 [ 967.477952][ T148] should_fail_ex+0x3c2/0x510 [ 967.477972][ T148] should_failslab+0xac/0x100 [ 967.477993][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.478013][ T148] ? sock_alloc_send_pskb+0x947/0x9a0 [ 967.478031][ T148] ? __alloc_skb+0x10c/0x360 [ 967.478053][ T148] __alloc_skb+0x10c/0x360 [ 967.478076][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.478099][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.478117][ T148] ? __kasan_check_write+0x18/0x20 [ 967.478135][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.478153][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.478173][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.478193][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.478217][ T148] ? __kasan_check_write+0x18/0x20 [ 967.478235][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.478253][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.478272][ T148] ? avc_has_perm+0x155/0x240 [ 967.478293][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.478319][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.478342][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.478367][ T148] ? avc_has_perm+0x155/0x240 [ 967.478387][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 967.478405][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.478431][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.478456][ T148] sock_write_iter+0x442/0x490 [ 967.478477][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.478499][ T148] ? vfs_writev+0xaea/0xe90 [ 967.478520][ T148] ? __kasan_check_read+0x15/0x20 [ 967.478538][ T148] vfs_write+0x762/0xfd0 [ 967.478557][ T148] ? __cfi_vfs_write+0x10/0x10 [ 967.478577][ T148] ? __kasan_check_read+0x15/0x20 [ 967.478595][ T148] ksys_write+0x145/0x260 [ 967.478614][ T148] ? __cfi_ksys_write+0x10/0x10 [ 967.478633][ T148] ? __secure_computing+0xee/0x2b0 [ 967.478654][ T148] __x64_sys_write+0x7f/0x90 [ 967.478673][ T148] x64_sys_call+0x271c/0x2ee0 [ 967.478689][ T148] do_syscall_64+0x57/0xf0 [ 967.478709][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.478731][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.478754][ T148] RIP: 0033:0x7f1c29506407 [ 967.478769][ T148] 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 [ 967.478784][ T148] RSP: 002b:00007fff8d9c11c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 967.478803][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.478818][ T148] RDX: 0000000000000030 RSI: 00007fff8d9c1220 RDI: 0000000000000005 [ 967.478830][ T148] RBP: 0000560f8d636301 R08: 0000000000000000 R09: 0000000000000000 [ 967.478843][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1650 [ 967.478855][ T148] R13: 0000000000000069 R14: 00007fff8d9c1b80 R15: 00007fff8d9c1730 [ 967.478870][ T148] [ 967.478910][ T148] FAULT_INJECTION: forcing a failure. [ 967.478910][ T148] name failslab, interval 1, probability 100, space 0, times 128 [ 967.481844][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.481869][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.481881][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.481908][ C0] Call Trace: [ 967.481915][ C0] [ 967.481923][ C0] __dump_stack+0x21/0x30 [ 967.481948][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.481973][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.481999][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.482023][ C0] ? __kasan_check_write+0x18/0x20 [ 967.482042][ C0] dump_stack+0x19/0x20 [ 967.482065][ C0] should_fail_ex+0x3c2/0x510 [ 967.482085][ C0] should_failslab+0xac/0x100 [ 967.482108][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.482128][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.482151][ C0] ? __alloc_skb+0x10c/0x360 [ 967.482175][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.482197][ C0] __alloc_skb+0x10c/0x360 [ 967.482221][ C0] ndisc_send_rs+0x322/0x880 [ 967.482239][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.482265][ C0] addrconf_rs_timer+0x362/0x620 [ 967.482286][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.482309][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.482329][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.482349][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.482370][ C0] call_timer_fn+0x4c/0x300 [ 967.482394][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.482416][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.482440][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.482462][ C0] ? sched_clock+0x44/0x60 [ 967.482486][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.482512][ C0] run_timer_softirq+0x35/0x70 [ 967.482534][ C0] handle_softirqs+0x1aa/0x620 [ 967.482555][ C0] __do_softirq+0xf/0x16 [ 967.482576][ C0] do_softirq+0xb8/0x110 [ 967.482593][ C0] [ 967.482599][ C0] [ 967.482606][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.482624][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.482647][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.482664][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.482685][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.482717][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.482740][ C0] worker_thread+0xc99/0x13f0 [ 967.482760][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.482781][ C0] ? __kasan_check_read+0x15/0x20 [ 967.482800][ C0] kthread+0x2c7/0x360 [ 967.482821][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.482840][ C0] ? __cfi_kthread+0x10/0x10 [ 967.482860][ C0] ret_from_fork+0x67/0xa0 [ 967.482885][ C0] ? __cfi_kthread+0x10/0x10 [ 967.482905][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.482924][ C0] [ 967.482940][ C0] FAULT_INJECTION: forcing a failure. [ 967.482940][ C0] name failslab, interval 1, probability 100, space 0, times 127 [ 967.486939][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.486964][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.486975][ T148] Call Trace: [ 967.486981][ T148] [ 967.486988][ T148] __dump_stack+0x21/0x30 [ 967.487014][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.487038][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.487060][ T148] ? __alloc_skb+0x340/0x360 [ 967.487083][ T148] dump_stack+0x19/0x20 [ 967.487106][ T148] should_fail_ex+0x3c2/0x510 [ 967.487126][ T148] should_failslab+0xac/0x100 [ 967.487147][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.487166][ T148] ? sock_alloc_send_pskb+0x947/0x9a0 [ 967.487184][ T148] ? __alloc_skb+0x10c/0x360 [ 967.487214][ T148] __alloc_skb+0x10c/0x360 [ 967.487237][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.487260][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.487279][ T148] ? __kasan_check_write+0x18/0x20 [ 967.487297][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.487315][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.487336][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.487356][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.487374][ T148] ? __kasan_check_write+0x18/0x20 [ 967.487391][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.487410][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.487428][ T148] ? avc_has_perm+0x155/0x240 [ 967.487449][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.487475][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.487499][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.487524][ T148] ? avc_has_perm+0x155/0x240 [ 967.487543][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 967.487562][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.487588][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.487614][ T148] sock_write_iter+0x442/0x490 [ 967.487634][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.487655][ T148] ? vfs_writev+0xaea/0xe90 [ 967.487677][ T148] ? __kasan_check_read+0x15/0x20 [ 967.487695][ T148] vfs_write+0x762/0xfd0 [ 967.487714][ T148] ? __cfi_vfs_write+0x10/0x10 [ 967.487734][ T148] ? __kasan_check_read+0x15/0x20 [ 967.487752][ T148] ksys_write+0x145/0x260 [ 967.487770][ T148] ? __cfi_ksys_write+0x10/0x10 [ 967.487788][ T148] ? __secure_computing+0xee/0x2b0 [ 967.487811][ T148] __x64_sys_write+0x7f/0x90 [ 967.487829][ T148] x64_sys_call+0x271c/0x2ee0 [ 967.487845][ T148] do_syscall_64+0x57/0xf0 [ 967.487864][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.487887][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.487910][ T148] RIP: 0033:0x7f1c29506407 [ 967.487926][ T148] 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 [ 967.487942][ T148] RSP: 002b:00007fff8d9c1710 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 967.487960][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.487975][ T148] RDX: 0000000000000048 RSI: 00007fff8d9c1770 RDI: 0000000000000005 [ 967.487987][ T148] RBP: 0000560f8d638a48 R08: 0000000000000000 R09: 0000000000000000 [ 967.488000][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1ba0 [ 967.488012][ T148] R13: 000000000000fd16 R14: 0000000000000001 R15: 0000000000000001 [ 967.488026][ T148] [ 967.488088][ T148] FAULT_INJECTION: forcing a failure. [ 967.488088][ T148] name failslab, interval 1, probability 100, space 0, times 126 [ 967.491522][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.491547][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.491559][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 967.491587][ C0] Call Trace: [ 967.491593][ C0] [ 967.491600][ C0] __dump_stack+0x21/0x30 [ 967.491626][ C0] dump_stack_lvl+0x140/0x1c0 [ 967.491651][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.491677][ C0] ? calc_wheel_index+0x234/0x8f0 [ 967.491707][ C0] ? __kasan_check_write+0x18/0x20 [ 967.491726][ C0] dump_stack+0x19/0x20 [ 967.491750][ C0] should_fail_ex+0x3c2/0x510 [ 967.491771][ C0] should_failslab+0xac/0x100 [ 967.491796][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.491816][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 967.491839][ C0] ? __alloc_skb+0x10c/0x360 [ 967.491864][ C0] __alloc_skb+0x10c/0x360 [ 967.491888][ C0] ndisc_send_rs+0x322/0x880 [ 967.491906][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 967.491932][ C0] addrconf_rs_timer+0x362/0x620 [ 967.491953][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.491975][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 967.491995][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 967.492016][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.492037][ C0] call_timer_fn+0x4c/0x300 [ 967.492061][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 967.492083][ C0] __run_timer_base+0x6c0/0x9b0 [ 967.492106][ C0] ? timer_expire_remote+0xa0/0xa0 [ 967.492128][ C0] ? sched_clock+0x44/0x60 [ 967.492153][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 967.492178][ C0] run_timer_softirq+0x35/0x70 [ 967.492200][ C0] handle_softirqs+0x1aa/0x620 [ 967.492219][ C0] __do_softirq+0xf/0x16 [ 967.492241][ C0] do_softirq+0xb8/0x110 [ 967.492258][ C0] [ 967.492265][ C0] [ 967.492271][ C0] ? __cfi_do_softirq+0x10/0x10 [ 967.492289][ C0] ? neigh_destroy+0x47c/0x5d0 [ 967.492311][ C0] __local_bh_enable_ip+0x74/0x80 [ 967.492329][ C0] _raw_write_unlock_bh+0x33/0x70 [ 967.492351][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 967.492376][ C0] process_scheduled_works+0x7f7/0x1060 [ 967.492399][ C0] worker_thread+0xc99/0x13f0 [ 967.492418][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.492439][ C0] ? __kasan_check_read+0x15/0x20 [ 967.492458][ C0] kthread+0x2c7/0x360 [ 967.492478][ C0] ? __cfi_worker_thread+0x10/0x10 [ 967.492497][ C0] ? __cfi_kthread+0x10/0x10 [ 967.492517][ C0] ret_from_fork+0x67/0xa0 [ 967.492541][ C0] ? __cfi_kthread+0x10/0x10 [ 967.492562][ C0] ret_from_fork_asm+0x1a/0x30 [ 967.492581][ C0] [ 967.546818][ T10] FAULT_INJECTION: forcing a failure. [ 967.546818][ T10] name failslab, interval 1, probability 100, space 0, times 125 [ 967.555840][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.555868][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.555880][ T148] Call Trace: [ 967.555887][ T148] [ 967.555895][ T148] __dump_stack+0x21/0x30 [ 967.555925][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.555949][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.555973][ T148] ? kernel_text_address+0xa9/0xe0 [ 967.555997][ T148] ? __show_trace_log_lvl+0x334/0x420 [ 967.556018][ T148] dump_stack+0x19/0x20 [ 967.556040][ T148] should_fail_ex+0x3c2/0x510 [ 967.556061][ T148] should_failslab+0xac/0x100 [ 967.556084][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.556103][ T148] ? __alloc_skb+0x10c/0x360 [ 967.556127][ T148] ? __printk_cpu_sync_put+0x67/0x80 [ 967.556154][ T148] __alloc_skb+0x10c/0x360 [ 967.556177][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.556208][ T148] ? __kasan_check_write+0x18/0x20 [ 967.556226][ T148] ? should_fail_ex+0x2a6/0x510 [ 967.556246][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.556264][ T148] ? __alloc_skb+0x10c/0x360 [ 967.556289][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.556307][ T148] ? __kasan_check_write+0x18/0x20 [ 967.556325][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.556344][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.556362][ T148] ? avc_has_perm+0x155/0x240 [ 967.556384][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.556411][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.556435][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.556461][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.556488][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.556513][ T148] sock_write_iter+0x442/0x490 [ 967.556534][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.556556][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 967.556574][ T148] do_iter_readv_writev+0x629/0x820 [ 967.556595][ T148] ? vfs_iter_read+0x5e0/0x5e0 [ 967.556615][ T148] ? bpf_lsm_file_permission+0xd/0x20 [ 967.556638][ T148] vfs_writev+0x4a5/0xe90 [ 967.556659][ T148] ? __kasan_check_read+0x15/0x20 [ 967.556678][ T148] ? do_writev+0x2e0/0x2e0 [ 967.556699][ T148] ? __seccomp_filter+0x48a/0x1b70 [ 967.556722][ T148] ? __secure_computing+0x2b0/0x2b0 [ 967.556745][ T148] ? __kasan_check_read+0x15/0x20 [ 967.556762][ T148] do_writev+0x151/0x2e0 [ 967.556784][ T148] ? vfs_readv+0xa00/0xa00 [ 967.556806][ T148] ? __secure_computing+0xee/0x2b0 [ 967.556828][ T148] __x64_sys_writev+0x81/0x90 [ 967.556848][ T148] x64_sys_call+0x1fbb/0x2ee0 [ 967.556864][ T148] do_syscall_64+0x57/0xf0 [ 967.556884][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.556908][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.556930][ T148] RIP: 0033:0x7f1c29506407 [ 967.556947][ T148] 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 [ 967.556962][ T148] RSP: 002b:00007fff8d9c1aa0 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 967.556982][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.556997][ T148] RDX: 0000000000000005 RSI: 00007fff8d9c1b00 RDI: 000000000000000a [ 967.557009][ T148] RBP: 0000560fbf423e90 R08: 0000000000000000 R09: 0000000000000000 [ 967.557022][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 0000560fbf423e90 [ 967.557035][ T148] R13: 000000000000012c R14: 00000000ffffffff R15: 0000000000000000 [ 967.557050][ T148] [ 967.557097][ T148] FAULT_INJECTION: forcing a failure. [ 967.557097][ T148] name failslab, interval 1, probability 100, space 0, times 124 [ 967.560592][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.560616][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.560629][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 967.560656][ T10] Call Trace: [ 967.560663][ T10] [ 967.560670][ T10] __dump_stack+0x21/0x30 [ 967.560708][ T10] dump_stack_lvl+0x140/0x1c0 [ 967.560731][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.560756][ T10] ? __sched_text_start+0x10/0x10 [ 967.560777][ T10] ? _raw_spin_lock+0x92/0x120 [ 967.560796][ T10] dump_stack+0x19/0x20 [ 967.560818][ T10] should_fail_ex+0x3c2/0x510 [ 967.560838][ T10] should_failslab+0xac/0x100 [ 967.560860][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.560879][ T10] ? __alloc_skb+0x10c/0x360 [ 967.560903][ T10] __alloc_skb+0x10c/0x360 [ 967.560925][ T10] __neigh_notify+0x83/0x140 [ 967.560949][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 967.560972][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 967.560996][ T10] process_scheduled_works+0x7f7/0x1060 [ 967.561018][ T10] worker_thread+0xc99/0x13f0 [ 967.561038][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.561058][ T10] ? __kasan_check_read+0x15/0x20 [ 967.561077][ T10] kthread+0x2c7/0x360 [ 967.561096][ T10] ? __cfi_worker_thread+0x10/0x10 [ 967.561114][ T10] ? __cfi_kthread+0x10/0x10 [ 967.561134][ T10] ret_from_fork+0x67/0xa0 [ 967.561158][ T10] ? __cfi_kthread+0x10/0x10 [ 967.561178][ T10] ret_from_fork_asm+0x1a/0x30 [ 967.561197][ T10] [ 967.561955][T14444] FAULT_INJECTION: forcing a failure. [ 967.561955][T14444] name failslab, interval 1, probability 100, space 0, times 123 [ 967.563948][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.563975][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.563987][ T148] Call Trace: [ 967.563993][ T148] [ 967.564001][ T148] __dump_stack+0x21/0x30 [ 967.564029][ T148] dump_stack_lvl+0x140/0x1c0 [ 967.564053][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.564077][ T148] ? __alloc_skb+0x340/0x360 [ 967.564101][ T148] dump_stack+0x19/0x20 [ 967.564124][ T148] should_fail_ex+0x3c2/0x510 [ 967.564145][ T148] should_failslab+0xac/0x100 [ 967.564167][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.564187][ T148] ? sock_alloc_send_pskb+0x947/0x9a0 [ 967.564213][ T148] ? __alloc_skb+0x10c/0x360 [ 967.564236][ T148] __alloc_skb+0x10c/0x360 [ 967.564259][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 967.564282][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.564301][ T148] ? __kasan_check_write+0x18/0x20 [ 967.564319][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.564338][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.564359][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 967.564380][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 967.564397][ T148] ? __kasan_check_write+0x18/0x20 [ 967.564415][ T148] ? _raw_spin_lock+0x92/0x120 [ 967.564433][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 967.564452][ T148] ? avc_has_perm+0x155/0x240 [ 967.564473][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 967.564500][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 967.564524][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 967.564548][ T148] ? avc_has_perm+0x155/0x240 [ 967.564568][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 967.564586][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 967.564612][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 967.564638][ T148] sock_write_iter+0x442/0x490 [ 967.564658][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 967.564680][ T148] ? vfs_writev+0xaea/0xe90 [ 967.564701][ T148] ? __kasan_check_read+0x15/0x20 [ 967.564720][ T148] vfs_write+0x762/0xfd0 [ 967.564738][ T148] ? __cfi_vfs_write+0x10/0x10 [ 967.564758][ T148] ? __kasan_check_read+0x15/0x20 [ 967.564776][ T148] ksys_write+0x145/0x260 [ 967.564795][ T148] ? __cfi_ksys_write+0x10/0x10 [ 967.564814][ T148] ? __secure_computing+0xee/0x2b0 [ 967.564836][ T148] __x64_sys_write+0x7f/0x90 [ 967.564855][ T148] x64_sys_call+0x271c/0x2ee0 [ 967.564872][ T148] do_syscall_64+0x57/0xf0 [ 967.564892][ T148] ? clear_bhb_loop+0x50/0xa0 [ 967.564915][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 967.564943][ T148] RIP: 0033:0x7f1c29506407 [ 967.564959][ T148] 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 [ 967.564976][ T148] RSP: 002b:00007fff8d9c11c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 967.564995][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 967.565010][ T148] RDX: 0000000000000030 RSI: 00007fff8d9c1220 RDI: 0000000000000005 [ 967.565024][ T148] RBP: 0000560f8d636301 R08: 0000000000000000 R09: 0000000000000000 [ 967.565036][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1650 [ 967.565048][ T148] R13: 0000000000000069 R14: 00007fff8d9c1b80 R15: 00007fff8d9c1730 [ 967.565064][ T148] [ 967.565989][ T6849] FAULT_INJECTION: forcing a failure. [ 967.565989][ T6849] name failslab, interval 1, probability 100, space 0, times 122 [ 967.566799][T14444] CPU: 0 UID: 0 PID: 14444 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.566824][T14444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.566837][T14444] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 967.566863][T14444] Call Trace: [ 967.566871][T14444] [ 967.566878][T14444] __dump_stack+0x21/0x30 [ 967.566903][T14444] dump_stack_lvl+0x140/0x1c0 [ 967.566926][T14444] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.566950][T14444] ? calc_wheel_index+0x13a/0x8f0 [ 967.566973][T14444] ? __kasan_check_write+0x18/0x20 [ 967.566992][T14444] ? timer_update_keys+0xd0/0xd0 [ 967.567015][T14444] dump_stack+0x19/0x20 [ 967.567037][T14444] should_fail_ex+0x3c2/0x510 [ 967.567058][T14444] should_failslab+0xac/0x100 [ 967.567079][T14444] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.567098][T14444] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.567118][T14444] ? __alloc_skb+0x10c/0x360 [ 967.567140][T14444] ? __mod_timer+0x881/0xd20 [ 967.567160][T14444] __alloc_skb+0x10c/0x360 [ 967.567183][T14444] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 967.567205][T14444] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 967.567225][T14444] wg_packet_handshake_send_worker+0x204/0x2a0 [ 967.567248][T14444] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 967.567273][T14444] ? wake_up_process+0x14/0x20 [ 967.567290][T14444] ? kick_pool+0x3b7/0x540 [ 967.567312][T14444] process_scheduled_works+0x7f7/0x1060 [ 967.567333][T14444] worker_thread+0xc99/0x13f0 [ 967.567354][T14444] kthread+0x2c7/0x360 [ 967.567374][T14444] ? __cfi_worker_thread+0x10/0x10 [ 967.567392][T14444] ? __cfi_kthread+0x10/0x10 [ 967.567412][T14444] ret_from_fork+0x67/0xa0 [ 967.567435][T14444] ? __cfi_kthread+0x10/0x10 [ 967.567455][T14444] ret_from_fork_asm+0x1a/0x30 [ 967.567473][T14444] [ 967.567656][T14444] FAULT_INJECTION: forcing a failure. [ 967.567656][T14444] name failslab, interval 1, probability 100, space 0, times 121 [ 967.571001][ T6849] CPU: 1 UID: 0 PID: 6849 Comm: kworker/u8:5 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.571024][ T6849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.571035][ T6849] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 967.571059][ T6849] Call Trace: [ 967.571066][ T6849] [ 967.571073][ T6849] __dump_stack+0x21/0x30 [ 967.571097][ T6849] dump_stack_lvl+0x140/0x1c0 [ 967.571121][ T6849] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.571145][ T6849] ? calc_wheel_index+0x1b9/0x8f0 [ 967.571168][ T6849] ? __kasan_check_write+0x18/0x20 [ 967.571186][ T6849] ? timer_update_keys+0xd0/0xd0 [ 967.571216][ T6849] dump_stack+0x19/0x20 [ 967.571238][ T6849] should_fail_ex+0x3c2/0x510 [ 967.571258][ T6849] should_failslab+0xac/0x100 [ 967.571279][ T6849] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.571298][ T6849] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.571319][ T6849] ? __alloc_skb+0x10c/0x360 [ 967.571341][ T6849] ? __mod_timer+0x881/0xd20 [ 967.571361][ T6849] __alloc_skb+0x10c/0x360 [ 967.571385][ T6849] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 967.571407][ T6849] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 967.571427][ T6849] wg_packet_handshake_send_worker+0x204/0x2a0 [ 967.571450][ T6849] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 967.571475][ T6849] ? wake_up_process+0x14/0x20 [ 967.571491][ T6849] ? kick_pool+0x3b7/0x540 [ 967.571512][ T6849] process_scheduled_works+0x7f7/0x1060 [ 967.571533][ T6849] worker_thread+0xc99/0x13f0 [ 967.571553][ T6849] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.571573][ T6849] ? __kasan_check_read+0x15/0x20 [ 967.571591][ T6849] kthread+0x2c7/0x360 [ 967.571610][ T6849] ? __cfi_worker_thread+0x10/0x10 [ 967.571629][ T6849] ? __cfi_kthread+0x10/0x10 [ 967.571649][ T6849] ret_from_fork+0x67/0xa0 [ 967.571673][ T6849] ? __cfi_kthread+0x10/0x10 [ 967.571693][ T6849] ret_from_fork_asm+0x1a/0x30 [ 967.571711][ T6849] [ 967.579570][ T6849] FAULT_INJECTION: forcing a failure. [ 967.579570][ T6849] name failslab, interval 1, probability 100, space 0, times 120 [ 967.580891][T14444] CPU: 0 UID: 0 PID: 14444 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.580915][T14444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.580928][T14444] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 967.580959][T14444] Call Trace: [ 967.580965][T14444] [ 967.580973][T14444] __dump_stack+0x21/0x30 [ 967.581001][T14444] dump_stack_lvl+0x140/0x1c0 [ 967.581024][T14444] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.581047][T14444] ? calc_wheel_index+0x13a/0x8f0 [ 967.581071][T14444] ? __kasan_check_write+0x18/0x20 [ 967.581090][T14444] ? timer_update_keys+0xd0/0xd0 [ 967.581113][T14444] dump_stack+0x19/0x20 [ 967.581136][T14444] should_fail_ex+0x3c2/0x510 [ 967.581156][T14444] should_failslab+0xac/0x100 [ 967.581176][T14444] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.581196][T14444] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.581214][T14444] ? __alloc_skb+0x10c/0x360 [ 967.581237][T14444] ? __mod_timer+0x881/0xd20 [ 967.581257][T14444] __alloc_skb+0x10c/0x360 [ 967.581279][T14444] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 967.581303][T14444] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 967.581323][T14444] wg_packet_handshake_send_worker+0x204/0x2a0 [ 967.581345][T14444] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 967.581371][T14444] ? wake_up_process+0x14/0x20 [ 967.581388][T14444] ? kick_pool+0x3b7/0x540 [ 967.581408][T14444] process_scheduled_works+0x7f7/0x1060 [ 967.581430][T14444] worker_thread+0xc99/0x13f0 [ 967.581452][T14444] kthread+0x2c7/0x360 [ 967.581471][T14444] ? __cfi_worker_thread+0x10/0x10 [ 967.581489][T14444] ? __cfi_kthread+0x10/0x10 [ 967.581508][T14444] ret_from_fork+0x67/0xa0 [ 967.581532][T14444] ? __cfi_kthread+0x10/0x10 [ 967.581552][T14444] ret_from_fork_asm+0x1a/0x30 [ 967.581570][T14444] [ 967.581640][ T10] FAULT_INJECTION: forcing a failure. [ 967.581640][ T10] name failslab, interval 1, probability 100, space 0, times 119 [ 967.585076][ T6849] CPU: 1 UID: 0 PID: 6849 Comm: kworker/u8:5 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 967.585100][ T6849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 967.585113][ T6849] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 967.585139][ T6849] Call Trace: [ 967.585145][ T6849] [ 967.585153][ T6849] __dump_stack+0x21/0x30 [ 967.585178][ T6849] dump_stack_lvl+0x140/0x1c0 [ 967.585212][ T6849] ? __cfi_dump_stack_lvl+0x10/0x10 [ 967.585236][ T6849] ? calc_wheel_index+0x1b9/0x8f0 [ 967.585259][ T6849] ? __kasan_check_write+0x18/0x20 [ 967.585277][ T6849] ? timer_update_keys+0xd0/0xd0 [ 967.585301][ T6849] dump_stack+0x19/0x20 [ 967.585323][ T6849] should_fail_ex+0x3c2/0x510 [ 967.585343][ T6849] should_failslab+0xac/0x100 [ 967.585365][ T6849] kmem_cache_alloc_node_noprof+0x45/0x420 [ 967.585383][ T6849] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 967.585405][ T6849] ? __alloc_skb+0x10c/0x360 [ 967.585427][ T6849] ? __mod_timer+0x881/0xd20 [ 967.585447][ T6849] __alloc_skb+0x10c/0x360 [ 967.585470][ T6849] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 967.585493][ T6849] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 967.585513][ T6849] wg_packet_handshake_send_worker+0x204/0x2a0 [ 967.585536][ T6849] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 967.585561][ T6849] ? wake_up_process+0x14/0x20 [ 967.585578][ T6849] ? kick_pool+0x3b7/0x540 [ 967.585599][ T6849] process_scheduled_works+0x7f7/0x1060 [ 967.585621][ T6849] worker_thread+0xc99/0x13f0 [ 967.585640][ T6849] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 967.585660][ T6849] ? __kasan_check_read+0x15/0x20 [ 967.585679][ T6849] kthread+0x2c7/0x360 [ 967.585697][ T6849] ? __cfi_worker_thread+0x10/0x10 [ 967.585716][ T6849] ? __cfi_kthread+0x10/0x10 [ 967.585736][ T6849] ret_from_fork+0x67/0xa0 [ 967.585760][ T6849] ? __cfi_kthread+0x10/0x10 [ 967.585780][ T6849] ret_from_fork_asm+0x1a/0x30 [ 967.585798][ T6849] [ 977.527327][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.527352][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.527364][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 977.527391][ T10] Call Trace: [ 977.527398][ T10] [ 977.527405][ T10] __dump_stack+0x21/0x30 [ 977.527428][ T10] dump_stack_lvl+0x140/0x1c0 [ 977.527447][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.527472][ T10] ? __sched_text_start+0x10/0x10 [ 977.527491][ T10] ? _raw_spin_lock+0x92/0x120 [ 977.527507][ T10] dump_stack+0x19/0x20 [ 977.527525][ T10] should_fail_ex+0x3c2/0x510 [ 977.527542][ T10] should_failslab+0xac/0x100 [ 977.527560][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.527576][ T10] ? __alloc_skb+0x10c/0x360 [ 977.527596][ T10] __alloc_skb+0x10c/0x360 [ 977.527614][ T10] __neigh_notify+0x83/0x140 [ 977.527633][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 977.527652][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 977.527671][ T10] process_scheduled_works+0x7f7/0x1060 [ 977.527689][ T10] worker_thread+0xc99/0x13f0 [ 977.527705][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.527721][ T10] ? __kasan_check_read+0x15/0x20 [ 977.527736][ T10] kthread+0x2c7/0x360 [ 977.527752][ T10] ? __cfi_worker_thread+0x10/0x10 [ 977.527766][ T10] ? __cfi_kthread+0x10/0x10 [ 977.527782][ T10] ret_from_fork+0x67/0xa0 [ 977.527801][ T10] ? __cfi_kthread+0x10/0x10 [ 977.527818][ T10] ret_from_fork_asm+0x1a/0x30 [ 977.527833][ T10] [ 977.527978][ C0] FAULT_INJECTION: forcing a failure. [ 977.527978][ C0] name failslab, interval 1, probability 100, space 0, times 117 [ 977.527978][ C1] FAULT_INJECTION: forcing a failure. [ 977.527978][ C1] name failslab, interval 1, probability 100, space 0, times 117 [ 977.528005][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.528030][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.528042][ C1] Workqueue: netns cleanup_net [ 977.528067][ C1] Call Trace: [ 977.528073][ C1] [ 977.528082][ C1] __dump_stack+0x21/0x30 [ 977.528108][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.528133][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.528157][ C1] dump_stack+0x19/0x20 [ 977.528178][ C1] should_fail_ex+0x3c2/0x510 [ 977.528199][ C1] should_failslab+0xac/0x100 [ 977.528222][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.528242][ C1] ? __alloc_skb+0x10c/0x360 [ 977.528265][ C1] ? __kasan_check_write+0x18/0x20 [ 977.528285][ C1] __alloc_skb+0x10c/0x360 [ 977.528309][ C1] __pskb_copy_fclone+0xb7/0x1140 [ 977.528328][ C1] ? __cfi_tipc_crypto_xmit+0x10/0x10 [ 977.528349][ C1] tipc_udp_send_msg+0x222/0x340 [ 977.528376][ C1] tipc_bearer_xmit_skb+0x29f/0x390 [ 977.528397][ C1] ? __kasan_check_write+0x18/0x20 [ 977.528415][ C1] ? __cfi_tipc_bearer_xmit_skb+0x10/0x10 [ 977.528437][ C1] ? skb_clone+0x255/0x470 [ 977.528454][ C1] tipc_disc_timeout+0x66e/0x810 [ 977.528471][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 977.528491][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 977.528509][ C1] call_timer_fn+0x4c/0x300 [ 977.528534][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 977.528552][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.528576][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.528597][ C1] ? sched_clock+0x44/0x60 [ 977.528622][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.528648][ C1] run_timer_softirq+0x35/0x70 [ 977.528670][ C1] handle_softirqs+0x1aa/0x620 [ 977.528690][ C1] __do_softirq+0xf/0x16 [ 977.528713][ C1] do_softirq+0xb8/0x110 [ 977.528730][ C1] [ 977.528737][ C1] [ 977.528744][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.528760][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.528783][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.528801][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.528822][ C1] __neigh_ifdown+0x239/0x470 [ 977.528844][ C1] neigh_ifdown+0x23/0x30 [ 977.528865][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.528885][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.528904][ C1] ? __kasan_check_write+0x18/0x20 [ 977.528922][ C1] ? mutex_unlock+0x90/0x240 [ 977.528947][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.528978][ C1] ? macsec_notify+0x111/0x4f0 [ 977.529002][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.529027][ C1] addrconf_notify+0x17a/0xeb0 [ 977.529048][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.529065][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.529086][ C1] notifier_call_chain+0x106/0x2b0 [ 977.529105][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.529124][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.529152][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.529178][ C1] ? __kasan_check_read+0x15/0x20 [ 977.529196][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.529222][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.529250][ C1] ? mutex_lock+0x97/0x1d0 [ 977.529273][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.529296][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.529325][ C1] ? rtnl_unlock+0x12/0x20 [ 977.529350][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.529378][ C1] cleanup_net+0x744/0xc90 [ 977.529399][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.529421][ C1] ? kick_pool+0xb9/0x540 [ 977.529443][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.529466][ C1] worker_thread+0xc99/0x13f0 [ 977.529488][ C1] kthread+0x2c7/0x360 [ 977.529509][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.529528][ C1] ? __cfi_kthread+0x10/0x10 [ 977.529549][ C1] ret_from_fork+0x67/0xa0 [ 977.529574][ C1] ? __cfi_kthread+0x10/0x10 [ 977.529594][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.529613][ C1] [ 977.529638][ C1] FAULT_INJECTION: forcing a failure. [ 977.529638][ C1] name failslab, interval 1, probability 100, space 0, times 116 [ 977.539465][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.539488][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.539500][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.539527][ C0] Call Trace: [ 977.539533][ C0] [ 977.539541][ C0] __dump_stack+0x21/0x30 [ 977.539567][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.539591][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.539615][ C0] ? __cfi_eth_header+0x10/0x10 [ 977.539640][ C0] ? tipc_l2_send_msg+0x2d1/0x360 [ 977.539662][ C0] dump_stack+0x19/0x20 [ 977.539685][ C0] should_fail_ex+0x3c2/0x510 [ 977.539706][ C0] should_failslab+0xac/0x100 [ 977.539729][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.539763][ C0] ? __alloc_skb+0x10c/0x360 [ 977.539788][ C0] __alloc_skb+0x10c/0x360 [ 977.539812][ C0] wg_packet_send_keepalive+0x66/0x1d0 [ 977.539836][ C0] ? wg_expired_send_persistent_keepalive+0x48/0x80 [ 977.539860][ C0] wg_expired_send_persistent_keepalive+0x57/0x80 [ 977.539883][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.539907][ C0] call_timer_fn+0x4c/0x300 [ 977.539931][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.539955][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.539979][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.540001][ C0] ? sched_clock+0x44/0x60 [ 977.540025][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.540050][ C0] run_timer_softirq+0x35/0x70 [ 977.540073][ C0] handle_softirqs+0x1aa/0x620 [ 977.540093][ C0] __do_softirq+0xf/0x16 [ 977.540114][ C0] do_softirq+0xb8/0x110 [ 977.540132][ C0] [ 977.540139][ C0] [ 977.540145][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.540162][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.540185][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.540203][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.540225][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.540250][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.540273][ C0] worker_thread+0xc99/0x13f0 [ 977.540293][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.540313][ C0] ? __kasan_check_read+0x15/0x20 [ 977.540333][ C0] kthread+0x2c7/0x360 [ 977.540353][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.540372][ C0] ? __cfi_kthread+0x10/0x10 [ 977.540393][ C0] ret_from_fork+0x67/0xa0 [ 977.540418][ C0] ? __cfi_kthread+0x10/0x10 [ 977.540439][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.540464][ C0] [ 977.540473][ C0] FAULT_INJECTION: forcing a failure. [ 977.540473][ C0] name failslab, interval 1, probability 100, space 0, times 115 [ 977.549522][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.549545][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.549558][ C1] Workqueue: netns cleanup_net [ 977.549581][ C1] Call Trace: [ 977.549588][ C1] [ 977.549595][ C1] __dump_stack+0x21/0x30 [ 977.549621][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.549645][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.549672][ C1] dump_stack+0x19/0x20 [ 977.549695][ C1] should_fail_ex+0x3c2/0x510 [ 977.549716][ C1] should_failslab+0xac/0x100 [ 977.549738][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.549758][ C1] ? __alloc_skb+0x10c/0x360 [ 977.549783][ C1] __alloc_skb+0x10c/0x360 [ 977.549807][ C1] ndisc_send_rs+0x322/0x880 [ 977.549825][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.549855][ C1] addrconf_rs_timer+0x362/0x620 [ 977.549877][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.549900][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.549921][ C1] call_timer_fn+0x4c/0x300 [ 977.549945][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.549974][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.549998][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.550019][ C1] ? sched_clock+0x44/0x60 [ 977.550043][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.550069][ C1] run_timer_softirq+0x35/0x70 [ 977.550092][ C1] handle_softirqs+0x1aa/0x620 [ 977.550112][ C1] __do_softirq+0xf/0x16 [ 977.550133][ C1] do_softirq+0xb8/0x110 [ 977.550150][ C1] [ 977.550157][ C1] [ 977.550164][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.550181][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.550203][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.550221][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.550243][ C1] __neigh_ifdown+0x239/0x470 [ 977.550266][ C1] neigh_ifdown+0x23/0x30 [ 977.550287][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.550307][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.550325][ C1] ? __kasan_check_write+0x18/0x20 [ 977.550343][ C1] ? mutex_unlock+0x90/0x240 [ 977.550366][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.550390][ C1] ? macsec_notify+0x111/0x4f0 [ 977.550413][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.550437][ C1] addrconf_notify+0x17a/0xeb0 [ 977.550457][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.550475][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.550496][ C1] notifier_call_chain+0x106/0x2b0 [ 977.550514][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.550533][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.550560][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.550586][ C1] ? __kasan_check_read+0x15/0x20 [ 977.550604][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.550630][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.550657][ C1] ? mutex_lock+0x97/0x1d0 [ 977.550681][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.550705][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.550734][ C1] ? rtnl_unlock+0x12/0x20 [ 977.550759][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.550786][ C1] cleanup_net+0x744/0xc90 [ 977.550808][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.550830][ C1] ? kick_pool+0xb9/0x540 [ 977.550851][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.550874][ C1] worker_thread+0xc99/0x13f0 [ 977.550896][ C1] kthread+0x2c7/0x360 [ 977.550916][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.550935][ C1] ? __cfi_kthread+0x10/0x10 [ 977.550960][ C1] ret_from_fork+0x67/0xa0 [ 977.550987][ C1] ? __cfi_kthread+0x10/0x10 [ 977.551008][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.551028][ C1] [ 977.551043][ C1] FAULT_INJECTION: forcing a failure. [ 977.551043][ C1] name failslab, interval 1, probability 100, space 0, times 114 [ 977.556446][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.556475][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.556486][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.556512][ C0] Call Trace: [ 977.556519][ C0] [ 977.556526][ C0] __dump_stack+0x21/0x30 [ 977.556552][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.556576][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.556601][ C0] ? __cfi_eth_header+0x10/0x10 [ 977.556626][ C0] ? tipc_l2_send_msg+0x2d1/0x360 [ 977.556648][ C0] dump_stack+0x19/0x20 [ 977.556670][ C0] should_fail_ex+0x3c2/0x510 [ 977.556691][ C0] should_failslab+0xac/0x100 [ 977.556714][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.556734][ C0] ? __alloc_skb+0x10c/0x360 [ 977.556758][ C0] __alloc_skb+0x10c/0x360 [ 977.556782][ C0] wg_packet_send_keepalive+0x66/0x1d0 [ 977.556805][ C0] ? wg_expired_send_persistent_keepalive+0x48/0x80 [ 977.556829][ C0] wg_expired_send_persistent_keepalive+0x57/0x80 [ 977.556852][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.556875][ C0] call_timer_fn+0x4c/0x300 [ 977.556898][ C0] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.556922][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.556947][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.556968][ C0] ? sched_clock+0x44/0x60 [ 977.556992][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.557020][ C0] run_timer_softirq+0x35/0x70 [ 977.557043][ C0] handle_softirqs+0x1aa/0x620 [ 977.557063][ C0] __do_softirq+0xf/0x16 [ 977.557105][ C0] do_softirq+0xb8/0x110 [ 977.557140][ C0] [ 977.557147][ C0] [ 977.557153][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.557171][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.557193][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.557211][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.557233][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.557258][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.557281][ C0] worker_thread+0xc99/0x13f0 [ 977.557300][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.557322][ C0] ? __kasan_check_read+0x15/0x20 [ 977.557341][ C0] kthread+0x2c7/0x360 [ 977.557362][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.557381][ C0] ? __cfi_kthread+0x10/0x10 [ 977.557402][ C0] ret_from_fork+0x67/0xa0 [ 977.557427][ C0] ? __cfi_kthread+0x10/0x10 [ 977.557448][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.557473][ C0] [ 977.557503][ C0] FAULT_INJECTION: forcing a failure. [ 977.557503][ C0] name failslab, interval 1, probability 100, space 0, times 113 [ 977.559711][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.559735][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.559760][ C1] Workqueue: netns cleanup_net [ 977.559783][ C1] Call Trace: [ 977.559790][ C1] [ 977.559797][ C1] __dump_stack+0x21/0x30 [ 977.559822][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.559847][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.559872][ C1] ? calc_wheel_index+0x234/0x8f0 [ 977.559897][ C1] ? __kasan_check_write+0x18/0x20 [ 977.559915][ C1] dump_stack+0x19/0x20 [ 977.559939][ C1] should_fail_ex+0x3c2/0x510 [ 977.559965][ C1] should_failslab+0xac/0x100 [ 977.559988][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.560007][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 977.560031][ C1] ? __alloc_skb+0x10c/0x360 [ 977.560055][ C1] __alloc_skb+0x10c/0x360 [ 977.560080][ C1] ndisc_send_rs+0x322/0x880 [ 977.560098][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.560124][ C1] addrconf_rs_timer+0x362/0x620 [ 977.560145][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.560167][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 977.560188][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.560209][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.560230][ C1] call_timer_fn+0x4c/0x300 [ 977.560254][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.560275][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.560300][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.560321][ C1] ? sched_clock+0x44/0x60 [ 977.560345][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.560371][ C1] run_timer_softirq+0x35/0x70 [ 977.560394][ C1] handle_softirqs+0x1aa/0x620 [ 977.560413][ C1] __do_softirq+0xf/0x16 [ 977.560435][ C1] do_softirq+0xb8/0x110 [ 977.560452][ C1] [ 977.560458][ C1] [ 977.560464][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.560482][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.560505][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.560522][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.560544][ C1] __neigh_ifdown+0x239/0x470 [ 977.560567][ C1] neigh_ifdown+0x23/0x30 [ 977.560588][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.560608][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.560626][ C1] ? __kasan_check_write+0x18/0x20 [ 977.560644][ C1] ? mutex_unlock+0x90/0x240 [ 977.560668][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.560692][ C1] ? macsec_notify+0x111/0x4f0 [ 977.560715][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.560740][ C1] addrconf_notify+0x17a/0xeb0 [ 977.560760][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.560778][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.560799][ C1] notifier_call_chain+0x106/0x2b0 [ 977.560818][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.560836][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.560863][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.560890][ C1] ? __kasan_check_read+0x15/0x20 [ 977.560908][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.560933][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.560966][ C1] ? mutex_lock+0x97/0x1d0 [ 977.560990][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.561014][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.561042][ C1] ? rtnl_unlock+0x12/0x20 [ 977.561068][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.561095][ C1] cleanup_net+0x744/0xc90 [ 977.561117][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.561138][ C1] ? kick_pool+0xb9/0x540 [ 977.561160][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.561182][ C1] worker_thread+0xc99/0x13f0 [ 977.561205][ C1] kthread+0x2c7/0x360 [ 977.561225][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.561243][ C1] ? __cfi_kthread+0x10/0x10 [ 977.561264][ C1] ret_from_fork+0x67/0xa0 [ 977.561289][ C1] ? __cfi_kthread+0x10/0x10 [ 977.561310][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.561328][ C1] [ 977.561367][ C1] FAULT_INJECTION: forcing a failure. [ 977.561367][ C1] name failslab, interval 1, probability 100, space 0, times 112 [ 977.562660][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.562684][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.562695][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.562722][ C0] Call Trace: [ 977.562728][ C0] [ 977.562735][ C0] __dump_stack+0x21/0x30 [ 977.562760][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.562784][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.562809][ C0] ? enqueue_task+0x1049/0x1100 [ 977.562829][ C0] dump_stack+0x19/0x20 [ 977.562852][ C0] should_fail_ex+0x3c2/0x510 [ 977.562872][ C0] should_failslab+0xac/0x100 [ 977.562894][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.562915][ C0] ? __alloc_skb+0x10c/0x360 [ 977.562938][ C0] ? activate_task+0x43b/0x480 [ 977.562956][ C0] __alloc_skb+0x10c/0x360 [ 977.562980][ C0] ndisc_send_rs+0x322/0x880 [ 977.562998][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.563024][ C0] addrconf_rs_timer+0x362/0x620 [ 977.563046][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.563069][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.563090][ C0] call_timer_fn+0x4c/0x300 [ 977.563114][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.563136][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.563161][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.563182][ C0] ? sched_clock+0x44/0x60 [ 977.563206][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.563231][ C0] run_timer_softirq+0x35/0x70 [ 977.563254][ C0] handle_softirqs+0x1aa/0x620 [ 977.563274][ C0] __do_softirq+0xf/0x16 [ 977.563295][ C0] do_softirq+0xb8/0x110 [ 977.563313][ C0] [ 977.563319][ C0] [ 977.563326][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.563343][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.563367][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.563385][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.563406][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.563432][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.563461][ C0] worker_thread+0xc99/0x13f0 [ 977.563481][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.563501][ C0] ? __kasan_check_read+0x15/0x20 [ 977.563520][ C0] kthread+0x2c7/0x360 [ 977.563540][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.563559][ C0] ? __cfi_kthread+0x10/0x10 [ 977.563580][ C0] ret_from_fork+0x67/0xa0 [ 977.563604][ C0] ? __cfi_kthread+0x10/0x10 [ 977.563625][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.563644][ C0] [ 977.563657][ C0] FAULT_INJECTION: forcing a failure. [ 977.563657][ C0] name failslab, interval 1, probability 100, space 0, times 111 [ 977.566976][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.567000][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.567012][ C1] Workqueue: netns cleanup_net [ 977.567034][ C1] Call Trace: [ 977.567040][ C1] [ 977.567047][ C1] __dump_stack+0x21/0x30 [ 977.567072][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.567097][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.567122][ C1] ? kick_pool+0x3b7/0x540 [ 977.567143][ C1] dump_stack+0x19/0x20 [ 977.567167][ C1] should_fail_ex+0x3c2/0x510 [ 977.567187][ C1] should_failslab+0xac/0x100 [ 977.567209][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.567229][ C1] ? queue_work_on+0x165/0x1e0 [ 977.567250][ C1] ? __alloc_skb+0x10c/0x360 [ 977.567275][ C1] __alloc_skb+0x10c/0x360 [ 977.567298][ C1] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 977.567319][ C1] wg_packet_send_keepalive+0x66/0x1d0 [ 977.567343][ C1] ? wg_expired_send_persistent_keepalive+0x48/0x80 [ 977.567367][ C1] wg_expired_send_persistent_keepalive+0x57/0x80 [ 977.567390][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.567414][ C1] call_timer_fn+0x4c/0x300 [ 977.567438][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.567460][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.567484][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.567506][ C1] ? sched_clock+0x44/0x60 [ 977.567530][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.567556][ C1] run_timer_softirq+0x35/0x70 [ 977.567578][ C1] handle_softirqs+0x1aa/0x620 [ 977.567598][ C1] __do_softirq+0xf/0x16 [ 977.567620][ C1] do_softirq+0xb8/0x110 [ 977.567637][ C1] [ 977.567643][ C1] [ 977.567650][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.567667][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.567690][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.567708][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.567730][ C1] __neigh_ifdown+0x239/0x470 [ 977.567752][ C1] neigh_ifdown+0x23/0x30 [ 977.567773][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.567793][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.567811][ C1] ? __kasan_check_write+0x18/0x20 [ 977.567829][ C1] ? mutex_unlock+0x90/0x240 [ 977.567852][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.567876][ C1] ? macsec_notify+0x111/0x4f0 [ 977.567898][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.567923][ C1] addrconf_notify+0x17a/0xeb0 [ 977.567944][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.567968][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.567988][ C1] notifier_call_chain+0x106/0x2b0 [ 977.568007][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.568025][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.568053][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.568078][ C1] ? __kasan_check_read+0x15/0x20 [ 977.568096][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.568122][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.568149][ C1] ? mutex_lock+0x97/0x1d0 [ 977.568172][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.568196][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.568224][ C1] ? rtnl_unlock+0x12/0x20 [ 977.568249][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.568276][ C1] cleanup_net+0x744/0xc90 [ 977.568297][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.568320][ C1] ? kick_pool+0xb9/0x540 [ 977.568342][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.568365][ C1] worker_thread+0xc99/0x13f0 [ 977.568386][ C1] kthread+0x2c7/0x360 [ 977.568406][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.568425][ C1] ? __cfi_kthread+0x10/0x10 [ 977.568446][ C1] ret_from_fork+0x67/0xa0 [ 977.568471][ C1] ? __cfi_kthread+0x10/0x10 [ 977.568491][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.568510][ C1] [ 977.568523][ C1] FAULT_INJECTION: forcing a failure. [ 977.568523][ C1] name failslab, interval 1, probability 100, space 0, times 110 [ 977.571822][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.571846][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.571858][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.571883][ C0] Call Trace: [ 977.571889][ C0] [ 977.571896][ C0] __dump_stack+0x21/0x30 [ 977.571922][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.571946][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.571971][ C0] ? enqueue_task+0x1049/0x1100 [ 977.571990][ C0] ? calc_wheel_index+0x234/0x8f0 [ 977.572014][ C0] ? __kasan_check_write+0x18/0x20 [ 977.572033][ C0] dump_stack+0x19/0x20 [ 977.572056][ C0] should_fail_ex+0x3c2/0x510 [ 977.572077][ C0] should_failslab+0xac/0x100 [ 977.572099][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.572118][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 977.572141][ C0] ? __alloc_skb+0x10c/0x360 [ 977.572166][ C0] __alloc_skb+0x10c/0x360 [ 977.572190][ C0] ndisc_send_rs+0x322/0x880 [ 977.572208][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.572234][ C0] addrconf_rs_timer+0x362/0x620 [ 977.572256][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.572278][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 977.572299][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.572319][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.572341][ C0] call_timer_fn+0x4c/0x300 [ 977.572364][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.572386][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.572410][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.572432][ C0] ? sched_clock+0x44/0x60 [ 977.572462][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.572488][ C0] run_timer_softirq+0x35/0x70 [ 977.572510][ C0] handle_softirqs+0x1aa/0x620 [ 977.572530][ C0] __do_softirq+0xf/0x16 [ 977.572552][ C0] do_softirq+0xb8/0x110 [ 977.572569][ C0] [ 977.572575][ C0] [ 977.572582][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.572599][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.572622][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.572640][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.572662][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.572687][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.572710][ C0] worker_thread+0xc99/0x13f0 [ 977.572729][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.572750][ C0] ? __kasan_check_read+0x15/0x20 [ 977.572769][ C0] kthread+0x2c7/0x360 [ 977.572790][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.572809][ C0] ? __cfi_kthread+0x10/0x10 [ 977.572829][ C0] ret_from_fork+0x67/0xa0 [ 977.572854][ C0] ? __cfi_kthread+0x10/0x10 [ 977.572874][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.572893][ C0] [ 977.572907][ C0] FAULT_INJECTION: forcing a failure. [ 977.572907][ C0] name failslab, interval 1, probability 100, space 0, times 109 [ 977.576994][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.577018][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.577030][ C1] Workqueue: netns cleanup_net [ 977.577051][ C1] Call Trace: [ 977.577058][ C1] [ 977.577065][ C1] __dump_stack+0x21/0x30 [ 977.577091][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.577116][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.577141][ C1] ? ret_from_fork_asm+0x1a/0x30 [ 977.577159][ C1] dump_stack+0x19/0x20 [ 977.577182][ C1] should_fail_ex+0x3c2/0x510 [ 977.577204][ C1] should_failslab+0xac/0x100 [ 977.577226][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.577246][ C1] ? __alloc_skb+0x10c/0x360 [ 977.577270][ C1] __alloc_skb+0x10c/0x360 [ 977.577295][ C1] ndisc_send_rs+0x322/0x880 [ 977.577312][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.577337][ C1] addrconf_rs_timer+0x362/0x620 [ 977.577359][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.577381][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.577403][ C1] call_timer_fn+0x4c/0x300 [ 977.577426][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.577447][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.577471][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.577493][ C1] ? sched_clock+0x44/0x60 [ 977.577517][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.577542][ C1] run_timer_softirq+0x35/0x70 [ 977.577564][ C1] handle_softirqs+0x1aa/0x620 [ 977.577584][ C1] __do_softirq+0xf/0x16 [ 977.577605][ C1] do_softirq+0xb8/0x110 [ 977.577623][ C1] [ 977.577629][ C1] [ 977.577636][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.577652][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.577675][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.577692][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.577715][ C1] __neigh_ifdown+0x239/0x470 [ 977.577737][ C1] neigh_ifdown+0x23/0x30 [ 977.577757][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.577777][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.577795][ C1] ? __kasan_check_write+0x18/0x20 [ 977.577813][ C1] ? mutex_unlock+0x90/0x240 [ 977.577837][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.577861][ C1] ? macsec_notify+0x111/0x4f0 [ 977.577883][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.577908][ C1] addrconf_notify+0x17a/0xeb0 [ 977.577929][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.577946][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.577973][ C1] notifier_call_chain+0x106/0x2b0 [ 977.577992][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.578011][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.578038][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.578064][ C1] ? __kasan_check_read+0x15/0x20 [ 977.578082][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.578108][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.578136][ C1] ? mutex_lock+0x97/0x1d0 [ 977.578159][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.578183][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.578211][ C1] ? rtnl_unlock+0x12/0x20 [ 977.578237][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.578264][ C1] cleanup_net+0x744/0xc90 [ 977.578286][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.578308][ C1] ? kick_pool+0xb9/0x540 [ 977.578330][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.578353][ C1] worker_thread+0xc99/0x13f0 [ 977.578375][ C1] kthread+0x2c7/0x360 [ 977.578395][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.578414][ C1] ? __cfi_kthread+0x10/0x10 [ 977.578434][ C1] ret_from_fork+0x67/0xa0 [ 977.578460][ C1] ? __cfi_kthread+0x10/0x10 [ 977.578480][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.578500][ C1] [ 977.578512][ C1] FAULT_INJECTION: forcing a failure. [ 977.578512][ C1] name failslab, interval 1, probability 100, space 0, times 108 [ 977.582027][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.582051][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.582064][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.582090][ C0] Call Trace: [ 977.582096][ C0] [ 977.582103][ C0] __dump_stack+0x21/0x30 [ 977.582129][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.582153][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.582175][ C0] ? enqueue_task+0x1049/0x1100 [ 977.582192][ C0] ? calc_wheel_index+0x234/0x8f0 [ 977.582216][ C0] ? __kasan_check_write+0x18/0x20 [ 977.582234][ C0] dump_stack+0x19/0x20 [ 977.582258][ C0] should_fail_ex+0x3c2/0x510 [ 977.582279][ C0] should_failslab+0xac/0x100 [ 977.582301][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.582321][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 977.582344][ C0] ? __alloc_skb+0x10c/0x360 [ 977.582369][ C0] __alloc_skb+0x10c/0x360 [ 977.582393][ C0] ndisc_send_rs+0x322/0x880 [ 977.582412][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.582437][ C0] addrconf_rs_timer+0x362/0x620 [ 977.582465][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.582487][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 977.582508][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.582528][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.582550][ C0] call_timer_fn+0x4c/0x300 [ 977.582574][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.582595][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.582620][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.582641][ C0] ? sched_clock+0x44/0x60 [ 977.582666][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.582691][ C0] run_timer_softirq+0x35/0x70 [ 977.582714][ C0] handle_softirqs+0x1aa/0x620 [ 977.582734][ C0] __do_softirq+0xf/0x16 [ 977.582756][ C0] do_softirq+0xb8/0x110 [ 977.582773][ C0] [ 977.582779][ C0] [ 977.582786][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.582804][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.582827][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.582845][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.582867][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.582892][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.582919][ C0] worker_thread+0xc99/0x13f0 [ 977.582939][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.582959][ C0] ? __kasan_check_read+0x15/0x20 [ 977.582978][ C0] kthread+0x2c7/0x360 [ 977.582999][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.583017][ C0] ? __cfi_kthread+0x10/0x10 [ 977.583037][ C0] ret_from_fork+0x67/0xa0 [ 977.583062][ C0] ? __cfi_kthread+0x10/0x10 [ 977.583082][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.583101][ C0] [ 977.583115][ C0] FAULT_INJECTION: forcing a failure. [ 977.583115][ C0] name failslab, interval 1, probability 100, space 0, times 107 [ 977.586857][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.586880][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.586892][ C1] Workqueue: netns cleanup_net [ 977.586914][ C1] Call Trace: [ 977.586920][ C1] [ 977.586928][ C1] __dump_stack+0x21/0x30 [ 977.586960][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.586985][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.587010][ C1] ? calc_wheel_index+0x234/0x8f0 [ 977.587034][ C1] ? __kasan_check_write+0x18/0x20 [ 977.587052][ C1] dump_stack+0x19/0x20 [ 977.587076][ C1] should_fail_ex+0x3c2/0x510 [ 977.587096][ C1] should_failslab+0xac/0x100 [ 977.587118][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.587138][ C1] ? enqueue_timer+0x1c5/0x4b0 [ 977.587161][ C1] ? __alloc_skb+0x10c/0x360 [ 977.587185][ C1] __alloc_skb+0x10c/0x360 [ 977.587210][ C1] ndisc_send_rs+0x322/0x880 [ 977.587228][ C1] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.587254][ C1] addrconf_rs_timer+0x362/0x620 [ 977.587275][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.587297][ C1] ? _raw_spin_lock_irq+0x93/0x120 [ 977.587318][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.587339][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.587360][ C1] call_timer_fn+0x4c/0x300 [ 977.587383][ C1] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.587405][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.587430][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.587451][ C1] ? sched_clock+0x44/0x60 [ 977.587475][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.587500][ C1] run_timer_softirq+0x35/0x70 [ 977.587522][ C1] handle_softirqs+0x1aa/0x620 [ 977.587543][ C1] __do_softirq+0xf/0x16 [ 977.587564][ C1] do_softirq+0xb8/0x110 [ 977.587581][ C1] [ 977.587587][ C1] [ 977.587593][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.587611][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.587634][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.587652][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.587673][ C1] __neigh_ifdown+0x239/0x470 [ 977.587696][ C1] neigh_ifdown+0x23/0x30 [ 977.587717][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.587737][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.587755][ C1] ? __kasan_check_write+0x18/0x20 [ 977.587773][ C1] ? mutex_unlock+0x90/0x240 [ 977.587796][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.587820][ C1] ? macsec_notify+0x111/0x4f0 [ 977.587842][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.587867][ C1] addrconf_notify+0x17a/0xeb0 [ 977.587888][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.587905][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.587926][ C1] notifier_call_chain+0x106/0x2b0 [ 977.587945][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.587970][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.587996][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.588023][ C1] ? __kasan_check_read+0x15/0x20 [ 977.588041][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.588067][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.588094][ C1] ? mutex_lock+0x97/0x1d0 [ 977.588117][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.588141][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.588170][ C1] ? rtnl_unlock+0x12/0x20 [ 977.588195][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.588223][ C1] cleanup_net+0x744/0xc90 [ 977.588245][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.588267][ C1] ? kick_pool+0xb9/0x540 [ 977.588288][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.588311][ C1] worker_thread+0xc99/0x13f0 [ 977.588334][ C1] kthread+0x2c7/0x360 [ 977.588355][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.588374][ C1] ? __cfi_kthread+0x10/0x10 [ 977.588394][ C1] ret_from_fork+0x67/0xa0 [ 977.588419][ C1] ? __cfi_kthread+0x10/0x10 [ 977.588441][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.588459][ C1] [ 977.588470][ C1] FAULT_INJECTION: forcing a failure. [ 977.588470][ C1] name failslab, interval 1, probability 100, space 0, times 106 [ 977.591023][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.591047][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.591059][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.591083][ C0] Call Trace: [ 977.591090][ C0] [ 977.591097][ C0] __dump_stack+0x21/0x30 [ 977.591123][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.591148][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.591171][ C0] ? enqueue_task+0x1049/0x1100 [ 977.591190][ C0] ? calc_wheel_index+0x234/0x8f0 [ 977.591215][ C0] ? __kasan_check_write+0x18/0x20 [ 977.591233][ C0] dump_stack+0x19/0x20 [ 977.591257][ C0] should_fail_ex+0x3c2/0x510 [ 977.591278][ C0] should_failslab+0xac/0x100 [ 977.591300][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.591320][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 977.591343][ C0] ? __alloc_skb+0x10c/0x360 [ 977.591366][ C0] __alloc_skb+0x10c/0x360 [ 977.591391][ C0] ndisc_send_rs+0x322/0x880 [ 977.591409][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.591435][ C0] addrconf_rs_timer+0x362/0x620 [ 977.591482][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.591505][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 977.591537][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.591559][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.591579][ C0] call_timer_fn+0x4c/0x300 [ 977.591603][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.591636][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.591662][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.591684][ C0] ? sched_clock+0x44/0x60 [ 977.591708][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.591733][ C0] run_timer_softirq+0x35/0x70 [ 977.591756][ C0] handle_softirqs+0x1aa/0x620 [ 977.591779][ C0] __do_softirq+0xf/0x16 [ 977.591800][ C0] do_softirq+0xb8/0x110 [ 977.591818][ C0] [ 977.591824][ C0] [ 977.591830][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.591848][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.591870][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.591887][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.591909][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.591935][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.591956][ C0] worker_thread+0xc99/0x13f0 [ 977.591976][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.591997][ C0] ? __kasan_check_read+0x15/0x20 [ 977.592015][ C0] kthread+0x2c7/0x360 [ 977.592048][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.592067][ C0] ? __cfi_kthread+0x10/0x10 [ 977.592088][ C0] ret_from_fork+0x67/0xa0 [ 977.592113][ C0] ? __cfi_kthread+0x10/0x10 [ 977.592134][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.592153][ C0] [ 977.592191][ C0] FAULT_INJECTION: forcing a failure. [ 977.592191][ C0] name failslab, interval 1, probability 100, space 0, times 105 [ 977.595691][ C1] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.595715][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.595728][ C1] Workqueue: netns cleanup_net [ 977.595749][ C1] Call Trace: [ 977.595756][ C1] [ 977.595763][ C1] __dump_stack+0x21/0x30 [ 977.595789][ C1] dump_stack_lvl+0x140/0x1c0 [ 977.595813][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.595838][ C1] ? __kasan_check_write+0x18/0x20 [ 977.595858][ C1] dump_stack+0x19/0x20 [ 977.595881][ C1] should_fail_ex+0x3c2/0x510 [ 977.595902][ C1] should_failslab+0xac/0x100 [ 977.595924][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.595943][ C1] ? __alloc_skb+0x10c/0x360 [ 977.595974][ C1] __alloc_skb+0x10c/0x360 [ 977.595998][ C1] wg_packet_send_keepalive+0x66/0x1d0 [ 977.596023][ C1] ? wg_expired_send_persistent_keepalive+0x48/0x80 [ 977.596046][ C1] wg_expired_send_persistent_keepalive+0x57/0x80 [ 977.596070][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.596094][ C1] call_timer_fn+0x4c/0x300 [ 977.596118][ C1] ? __cfi_wg_expired_send_persistent_keepalive+0x10/0x10 [ 977.596142][ C1] __run_timer_base+0x6c0/0x9b0 [ 977.596166][ C1] ? timer_expire_remote+0xa0/0xa0 [ 977.596188][ C1] ? sched_clock+0x44/0x60 [ 977.596212][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 977.596237][ C1] run_timer_softirq+0x35/0x70 [ 977.596259][ C1] handle_softirqs+0x1aa/0x620 [ 977.596280][ C1] __do_softirq+0xf/0x16 [ 977.596301][ C1] do_softirq+0xb8/0x110 [ 977.596318][ C1] [ 977.596325][ C1] [ 977.596332][ C1] ? __cfi_do_softirq+0x10/0x10 [ 977.596349][ C1] ? _raw_write_lock_bh+0xe9/0xf0 [ 977.596371][ C1] __local_bh_enable_ip+0x74/0x80 [ 977.596390][ C1] _raw_write_unlock_bh+0x33/0x70 [ 977.596411][ C1] __neigh_ifdown+0x239/0x470 [ 977.596434][ C1] neigh_ifdown+0x23/0x30 [ 977.596454][ C1] addrconf_ifdown+0x16d7/0x1970 [ 977.596474][ C1] ? addrconf_cleanup+0x150/0x150 [ 977.596493][ C1] ? __kasan_check_write+0x18/0x20 [ 977.596511][ C1] ? mutex_unlock+0x90/0x240 [ 977.596535][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.596559][ C1] ? macsec_notify+0x111/0x4f0 [ 977.596581][ C1] ? __cfi_mutex_unlock+0x10/0x10 [ 977.596606][ C1] addrconf_notify+0x17a/0xeb0 [ 977.596627][ C1] ? ip6mr_device_event+0x1f4/0x230 [ 977.596645][ C1] ? __cfi_addrconf_notify+0x10/0x10 [ 977.596665][ C1] notifier_call_chain+0x106/0x2b0 [ 977.596684][ C1] raw_notifier_call_chain+0x31/0x40 [ 977.596702][ C1] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.596730][ C1] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.596756][ C1] ? __kasan_check_read+0x15/0x20 [ 977.596774][ C1] ? unregister_netdevice_queue+0x18a/0x350 [ 977.596800][ C1] default_device_exit_batch+0x845/0x8d0 [ 977.596827][ C1] ? mutex_lock+0x97/0x1d0 [ 977.596851][ C1] ? __cfi_mutex_lock+0x10/0x10 [ 977.596875][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.596903][ C1] ? rtnl_unlock+0x12/0x20 [ 977.596929][ C1] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.596965][ C1] cleanup_net+0x744/0xc90 [ 977.596986][ C1] ? __cfi_cleanup_net+0x10/0x10 [ 977.597009][ C1] ? kick_pool+0xb9/0x540 [ 977.597031][ C1] process_scheduled_works+0x7f7/0x1060 [ 977.597054][ C1] worker_thread+0xc99/0x13f0 [ 977.597075][ C1] kthread+0x2c7/0x360 [ 977.597095][ C1] ? __cfi_worker_thread+0x10/0x10 [ 977.597114][ C1] ? __cfi_kthread+0x10/0x10 [ 977.597135][ C1] ret_from_fork+0x67/0xa0 [ 977.597160][ C1] ? __cfi_kthread+0x10/0x10 [ 977.597181][ C1] ret_from_fork_asm+0x1a/0x30 [ 977.597201][ C1] [ 977.621971][ T148] FAULT_INJECTION: forcing a failure. [ 977.621971][ T148] name failslab, interval 1, probability 100, space 0, times 103 [ 977.625310][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.625338][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.625351][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.625384][ C0] Call Trace: [ 977.625391][ C0] [ 977.625400][ C0] __dump_stack+0x21/0x30 [ 977.625428][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.625459][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.625484][ C0] ? enqueue_task+0x1049/0x1100 [ 977.625504][ C0] ? calc_wheel_index+0x234/0x8f0 [ 977.625530][ C0] ? __kasan_check_write+0x18/0x20 [ 977.625550][ C0] dump_stack+0x19/0x20 [ 977.625573][ C0] should_fail_ex+0x3c2/0x510 [ 977.625595][ C0] should_failslab+0xac/0x100 [ 977.625617][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.625638][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 977.625662][ C0] ? __alloc_skb+0x10c/0x360 [ 977.625687][ C0] __alloc_skb+0x10c/0x360 [ 977.625711][ C0] ndisc_send_rs+0x322/0x880 [ 977.625730][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.625756][ C0] addrconf_rs_timer+0x362/0x620 [ 977.625778][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.625799][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 977.625821][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 977.625841][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.625862][ C0] call_timer_fn+0x4c/0x300 [ 977.625885][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.625906][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.625931][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.625952][ C0] ? sched_clock+0x44/0x60 [ 977.625976][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.626002][ C0] run_timer_softirq+0x35/0x70 [ 977.626025][ C0] handle_softirqs+0x1aa/0x620 [ 977.626046][ C0] __do_softirq+0xf/0x16 [ 977.626068][ C0] do_softirq+0xb8/0x110 [ 977.626084][ C0] [ 977.626091][ C0] [ 977.626098][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.626116][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.626139][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.626157][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.626179][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.626204][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.626227][ C0] worker_thread+0xc99/0x13f0 [ 977.626248][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.626269][ C0] ? __kasan_check_read+0x15/0x20 [ 977.626287][ C0] kthread+0x2c7/0x360 [ 977.626308][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.626327][ C0] ? __cfi_kthread+0x10/0x10 [ 977.626348][ C0] ret_from_fork+0x67/0xa0 [ 977.626373][ C0] ? __cfi_kthread+0x10/0x10 [ 977.626393][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.626412][ C0] [ 977.626463][ C0] FAULT_INJECTION: forcing a failure. [ 977.626463][ C0] name failslab, interval 1, probability 100, space 0, times 102 [ 977.630377][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.630402][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.630413][ T148] Call Trace: [ 977.630420][ T148] [ 977.630427][ T148] __dump_stack+0x21/0x30 [ 977.630454][ T148] dump_stack_lvl+0x140/0x1c0 [ 977.630478][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.630502][ T148] ? __sched_text_start+0x10/0x10 [ 977.630525][ T148] dump_stack+0x19/0x20 [ 977.630547][ T148] should_fail_ex+0x3c2/0x510 [ 977.630567][ T148] should_failslab+0xac/0x100 [ 977.630588][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.630607][ T148] ? __alloc_skb+0x10c/0x360 [ 977.630630][ T148] ? __kasan_check_write+0x18/0x20 [ 977.630648][ T148] __alloc_skb+0x10c/0x360 [ 977.630671][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 977.630695][ T148] ? __kasan_check_write+0x18/0x20 [ 977.630714][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 977.630732][ T148] ? __asan_set_shadow_00+0x12/0x20 [ 977.630759][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 977.630777][ T148] ? __kasan_check_write+0x18/0x20 [ 977.630794][ T148] ? _raw_spin_lock+0x92/0x120 [ 977.630813][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 977.630832][ T148] ? avc_has_perm+0x155/0x240 [ 977.630854][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 977.630879][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 977.630903][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 977.630927][ T148] ? avc_has_perm+0x155/0x240 [ 977.630955][ T148] ? crng_fast_key_erasure+0x195/0x260 [ 977.630981][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 977.631007][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 977.631032][ T148] sock_write_iter+0x442/0x490 [ 977.631053][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 977.631075][ T148] ? urandom_read_iter+0x170/0x170 [ 977.631101][ T148] vfs_write+0x762/0xfd0 [ 977.631120][ T148] ? __cfi_vfs_write+0x10/0x10 [ 977.631138][ T148] ? __cfi_set_user_sigmask+0x10/0x10 [ 977.631164][ T148] ? __kasan_check_read+0x15/0x20 [ 977.631181][ T148] ksys_write+0x145/0x260 [ 977.631199][ T148] ? xfd_validate_state+0x68/0x140 [ 977.631224][ T148] ? __cfi_ksys_write+0x10/0x10 [ 977.631243][ T148] ? __secure_computing+0xee/0x2b0 [ 977.631265][ T148] __x64_sys_write+0x7f/0x90 [ 977.631283][ T148] x64_sys_call+0x271c/0x2ee0 [ 977.631300][ T148] do_syscall_64+0x57/0xf0 [ 977.631319][ T148] ? clear_bhb_loop+0x50/0xa0 [ 977.631343][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 977.631365][ T148] RIP: 0033:0x7f1c29506407 [ 977.631381][ T148] 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 [ 977.631397][ T148] RSP: 002b:00007fff8d9c1710 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 977.631416][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 977.631431][ T148] RDX: 0000000000000046 RSI: 00007fff8d9c1770 RDI: 0000000000000005 [ 977.631443][ T148] RBP: 0000560f8d638a48 R08: 0000000000000000 R09: 0000000000000000 [ 977.631455][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1ba0 [ 977.631468][ T148] R13: 000000000000f878 R14: 0000000000000001 R15: 0000000000000001 [ 977.631483][ T148] [ 977.631549][ T148] FAULT_INJECTION: forcing a failure. [ 977.631549][ T148] name failslab, interval 1, probability 100, space 0, times 101 [ 977.635943][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.635969][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.635983][ C0] Workqueue: events_power_efficient neigh_periodic_work [ 977.636010][ C0] Call Trace: [ 977.636016][ C0] [ 977.636023][ C0] __dump_stack+0x21/0x30 [ 977.636050][ C0] dump_stack_lvl+0x140/0x1c0 [ 977.636075][ C0] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.636101][ C0] dump_stack+0x19/0x20 [ 977.636125][ C0] should_fail_ex+0x3c2/0x510 [ 977.636146][ C0] should_failslab+0xac/0x100 [ 977.636168][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.636189][ C0] ? __alloc_skb+0x10c/0x360 [ 977.636213][ C0] __alloc_skb+0x10c/0x360 [ 977.636237][ C0] ndisc_send_rs+0x322/0x880 [ 977.636256][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 977.636283][ C0] addrconf_rs_timer+0x362/0x620 [ 977.636305][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.636328][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.636349][ C0] call_timer_fn+0x4c/0x300 [ 977.636374][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 977.636396][ C0] __run_timer_base+0x6c0/0x9b0 [ 977.636420][ C0] ? timer_expire_remote+0xa0/0xa0 [ 977.636442][ C0] ? sched_clock+0x44/0x60 [ 977.636473][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 977.636499][ C0] run_timer_softirq+0x35/0x70 [ 977.636521][ C0] handle_softirqs+0x1aa/0x620 [ 977.636541][ C0] __do_softirq+0xf/0x16 [ 977.636563][ C0] do_softirq+0xb8/0x110 [ 977.636581][ C0] [ 977.636587][ C0] [ 977.636594][ C0] ? __cfi_do_softirq+0x10/0x10 [ 977.636611][ C0] ? neigh_destroy+0x47c/0x5d0 [ 977.636634][ C0] __local_bh_enable_ip+0x74/0x80 [ 977.636652][ C0] _raw_write_unlock_bh+0x33/0x70 [ 977.636674][ C0] neigh_periodic_work+0xa6a/0xbb0 [ 977.636699][ C0] process_scheduled_works+0x7f7/0x1060 [ 977.636721][ C0] worker_thread+0xc99/0x13f0 [ 977.636741][ C0] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.636762][ C0] ? __kasan_check_read+0x15/0x20 [ 977.636781][ C0] kthread+0x2c7/0x360 [ 977.636802][ C0] ? __cfi_worker_thread+0x10/0x10 [ 977.636821][ C0] ? __cfi_kthread+0x10/0x10 [ 977.636842][ C0] ret_from_fork+0x67/0xa0 [ 977.636867][ C0] ? __cfi_kthread+0x10/0x10 [ 977.636887][ C0] ret_from_fork_asm+0x1a/0x30 [ 977.636907][ C0] [ 977.637523][ T37] INFO: task kworker/u8:4:310 blocked for more than 134 seconds. [ 977.640675][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.640703][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.640715][ T148] Call Trace: [ 977.640721][ T148] [ 977.640729][ T148] __dump_stack+0x21/0x30 [ 977.640758][ T148] dump_stack_lvl+0x140/0x1c0 [ 977.640781][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.640805][ T148] ? kernel_text_address+0xa9/0xe0 [ 977.640828][ T148] ? __show_trace_log_lvl+0x334/0x420 [ 977.640849][ T148] dump_stack+0x19/0x20 [ 977.640872][ T148] should_fail_ex+0x3c2/0x510 [ 977.640893][ T148] should_failslab+0xac/0x100 [ 977.640915][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.640935][ T148] ? __alloc_skb+0x10c/0x360 [ 977.640967][ T148] ? __printk_cpu_sync_put+0x67/0x80 [ 977.640994][ T148] __alloc_skb+0x10c/0x360 [ 977.641017][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 977.641041][ T148] ? __kasan_check_write+0x18/0x20 [ 977.641059][ T148] ? should_fail_ex+0x2a6/0x510 [ 977.641080][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 977.641098][ T148] ? __alloc_skb+0x10c/0x360 [ 977.641123][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 977.641141][ T148] ? __kasan_check_write+0x18/0x20 [ 977.641159][ T148] ? _raw_spin_lock+0x92/0x120 [ 977.641178][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 977.641197][ T148] ? avc_has_perm+0x155/0x240 [ 977.641218][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 977.641245][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 977.641268][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 977.641295][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 977.641320][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 977.641346][ T148] sock_write_iter+0x442/0x490 [ 977.641367][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 977.641388][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 977.641407][ T148] do_iter_readv_writev+0x629/0x820 [ 977.641427][ T148] ? vfs_iter_read+0x5e0/0x5e0 [ 977.641447][ T148] ? bpf_lsm_file_permission+0xd/0x20 [ 977.641471][ T148] vfs_writev+0x4a5/0xe90 [ 977.641491][ T148] ? __kasan_check_read+0x15/0x20 [ 977.641510][ T148] ? do_writev+0x2e0/0x2e0 [ 977.641531][ T148] ? __seccomp_filter+0x48a/0x1b70 [ 977.641555][ T148] ? __secure_computing+0x2b0/0x2b0 [ 977.641578][ T148] ? __kasan_check_read+0x15/0x20 [ 977.641595][ T148] do_writev+0x151/0x2e0 [ 977.641616][ T148] ? vfs_readv+0xa00/0xa00 [ 977.641638][ T148] ? __secure_computing+0xee/0x2b0 [ 977.641659][ T148] __x64_sys_writev+0x81/0x90 [ 977.641680][ T148] x64_sys_call+0x1fbb/0x2ee0 [ 977.641696][ T148] do_syscall_64+0x57/0xf0 [ 977.641716][ T148] ? clear_bhb_loop+0x50/0xa0 [ 977.641739][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 977.641761][ T148] RIP: 0033:0x7f1c29506407 [ 977.641781][ T148] 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 [ 977.641797][ T148] RSP: 002b:00007fff8d9c1aa0 EFLAGS: 00000202 ORIG_RAX: 0000000000000014 [ 977.641816][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 977.641831][ T148] RDX: 0000000000000005 RSI: 00007fff8d9c1b00 RDI: 000000000000000a [ 977.641843][ T148] RBP: 0000560fbf423ce0 R08: 0000000000000000 R09: 0000000000000000 [ 977.641855][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 0000560fbf423ce0 [ 977.641867][ T148] R13: 000000000000012c R14: 00000000ffffffff R15: 0000000000000000 [ 977.641881][ T148] [ 977.641958][ T148] FAULT_INJECTION: forcing a failure. [ 977.641958][ T148] name failslab, interval 1, probability 100, space 0, times 99 [ 977.646365][ T37] Not tainted syzkaller #0 [ 977.651304][ T148] CPU: 1 UID: 101 PID: 148 Comm: dhcpcd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.651329][ T148] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.651340][ T148] Call Trace: [ 977.651347][ T148] [ 977.651354][ T148] __dump_stack+0x21/0x30 [ 977.651380][ T148] dump_stack_lvl+0x140/0x1c0 [ 977.651404][ T148] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.651427][ T148] ? __alloc_skb+0x340/0x360 [ 977.651452][ T148] dump_stack+0x19/0x20 [ 977.651474][ T148] should_fail_ex+0x3c2/0x510 [ 977.651494][ T148] should_failslab+0xac/0x100 [ 977.651515][ T148] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.651535][ T148] ? sock_alloc_send_pskb+0x947/0x9a0 [ 977.651553][ T148] ? __alloc_skb+0x10c/0x360 [ 977.651576][ T148] __alloc_skb+0x10c/0x360 [ 977.651598][ T148] alloc_skb_with_frags+0xd0/0x8b0 [ 977.651621][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 977.651641][ T148] ? __kasan_check_write+0x18/0x20 [ 977.651658][ T148] ? _raw_spin_lock+0x92/0x120 [ 977.651678][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 977.651697][ T148] sock_alloc_send_pskb+0x883/0x9a0 [ 977.651717][ T148] ? __cfi_sock_alloc_send_pskb+0x10/0x10 [ 977.651736][ T148] ? __kasan_check_write+0x18/0x20 [ 977.651753][ T148] ? _raw_spin_lock+0x92/0x120 [ 977.651772][ T148] ? __cfi__raw_spin_lock+0x10/0x10 [ 977.651794][ T148] ? avc_has_perm+0x155/0x240 [ 977.651814][ T148] unix_dgram_sendmsg+0x63a/0x1a90 [ 977.651840][ T148] ? selinux_socket_sendmsg+0x281/0x380 [ 977.651864][ T148] ? __cfi_unix_dgram_sendmsg+0x10/0x10 [ 977.651888][ T148] ? avc_has_perm+0x155/0x240 [ 977.651908][ T148] ? selinux_file_permission+0x8a4/0xb60 [ 977.651926][ T148] unix_seqpacket_sendmsg+0x11c/0x1e0 [ 977.651957][ T148] ? __cfi_unix_seqpacket_sendmsg+0x10/0x10 [ 977.651983][ T148] sock_write_iter+0x442/0x490 [ 977.652003][ T148] ? __cfi_sock_write_iter+0x10/0x10 [ 977.652024][ T148] ? vfs_writev+0xaea/0xe90 [ 977.652045][ T148] ? __kasan_check_read+0x15/0x20 [ 977.652064][ T148] vfs_write+0x762/0xfd0 [ 977.652082][ T148] ? __cfi_vfs_write+0x10/0x10 [ 977.652103][ T148] ? __kasan_check_read+0x15/0x20 [ 977.652120][ T148] ksys_write+0x145/0x260 [ 977.652138][ T148] ? __cfi_ksys_write+0x10/0x10 [ 977.652157][ T148] ? __secure_computing+0xee/0x2b0 [ 977.652178][ T148] __x64_sys_write+0x7f/0x90 [ 977.652196][ T148] x64_sys_call+0x271c/0x2ee0 [ 977.652213][ T148] do_syscall_64+0x57/0xf0 [ 977.652232][ T148] ? clear_bhb_loop+0x50/0xa0 [ 977.652254][ T148] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 977.652276][ T148] RIP: 0033:0x7f1c29506407 [ 977.652290][ T148] 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 [ 977.652307][ T148] RSP: 002b:00007fff8d9c11c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 977.652326][ T148] RAX: ffffffffffffffda RBX: 00007f1c2947c740 RCX: 00007f1c29506407 [ 977.652340][ T148] RDX: 0000000000000030 RSI: 00007fff8d9c1220 RDI: 0000000000000005 [ 977.652352][ T148] RBP: 0000560f8d636301 R08: 0000000000000000 R09: 0000000000000000 [ 977.652365][ T148] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff8d9c1650 [ 977.652378][ T148] R13: 0000000000000069 R14: 00007fff8d9c1b80 R15: 00007fff8d9c1730 [ 977.652393][ T148] [ 977.653292][ T13] FAULT_INJECTION: forcing a failure. [ 977.653292][ T13] name failslab, interval 1, probability 100, space 0, times 98 [ 977.655375][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 977.660441][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.660466][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.660479][ T13] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 977.660509][ T13] Call Trace: [ 977.660517][ T13] [ 977.660525][ T13] __dump_stack+0x21/0x30 [ 977.660553][ T13] dump_stack_lvl+0x140/0x1c0 [ 977.660576][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.660599][ T13] ? calc_wheel_index+0x1b9/0x8f0 [ 977.660622][ T13] ? __kasan_check_write+0x18/0x20 [ 977.660642][ T13] ? timer_update_keys+0xd0/0xd0 [ 977.660665][ T13] dump_stack+0x19/0x20 [ 977.660687][ T13] should_fail_ex+0x3c2/0x510 [ 977.660709][ T13] should_failslab+0xac/0x100 [ 977.660729][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.660749][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 977.660770][ T13] ? __alloc_skb+0x10c/0x360 [ 977.660794][ T13] ? __mod_timer+0x881/0xd20 [ 977.660814][ T13] __alloc_skb+0x10c/0x360 [ 977.660836][ T13] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 977.660860][ T13] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 977.660880][ T13] wg_packet_handshake_send_worker+0x204/0x2a0 [ 977.660903][ T13] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 977.660932][ T13] ? wake_up_process+0x14/0x20 [ 977.660955][ T13] ? kick_pool+0x3b7/0x540 [ 977.660981][ T13] process_scheduled_works+0x7f7/0x1060 [ 977.661003][ T13] worker_thread+0xc99/0x13f0 [ 977.661023][ T13] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.661043][ T13] ? __kasan_check_read+0x15/0x20 [ 977.661061][ T13] kthread+0x2c7/0x360 [ 977.661081][ T13] ? __cfi_worker_thread+0x10/0x10 [ 977.661099][ T13] ? __cfi_kthread+0x10/0x10 [ 977.661119][ T13] ret_from_fork+0x67/0xa0 [ 977.661143][ T13] ? __cfi_kthread+0x10/0x10 [ 977.661163][ T13] ret_from_fork_asm+0x1a/0x30 [ 977.661182][ T13] [ 977.661373][ T13] FAULT_INJECTION: forcing a failure. [ 977.661373][ T13] name failslab, interval 1, probability 100, space 0, times 97 [ 977.665066][ T37] task:kworker/u8:4 state:D [ 977.669444][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.669471][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.669483][ T13] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 977.669508][ T13] Call Trace: [ 977.669516][ T13] [ 977.669523][ T13] __dump_stack+0x21/0x30 [ 977.669550][ T13] dump_stack_lvl+0x140/0x1c0 [ 977.669572][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.669594][ T13] ? calc_wheel_index+0x1b9/0x8f0 [ 977.669618][ T13] ? __kasan_check_write+0x18/0x20 [ 977.669636][ T13] ? timer_update_keys+0xd0/0xd0 [ 977.669659][ T13] dump_stack+0x19/0x20 [ 977.669682][ T13] should_fail_ex+0x3c2/0x510 [ 977.669701][ T13] should_failslab+0xac/0x100 [ 977.669722][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.669742][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 977.669763][ T13] ? __alloc_skb+0x10c/0x360 [ 977.669786][ T13] ? __mod_timer+0x881/0xd20 [ 977.669806][ T13] __alloc_skb+0x10c/0x360 [ 977.669829][ T13] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 977.669852][ T13] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 977.669872][ T13] wg_packet_handshake_send_worker+0x204/0x2a0 [ 977.669895][ T13] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 977.669920][ T13] ? wake_up_process+0x14/0x20 [ 977.669936][ T13] ? kick_pool+0x3b7/0x540 [ 977.669964][ T13] process_scheduled_works+0x7f7/0x1060 [ 977.669986][ T13] worker_thread+0xc99/0x13f0 [ 977.670005][ T13] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.670025][ T13] ? __kasan_check_read+0x15/0x20 [ 977.670044][ T13] kthread+0x2c7/0x360 [ 977.670063][ T13] ? __cfi_worker_thread+0x10/0x10 [ 977.670082][ T13] ? __cfi_kthread+0x10/0x10 [ 977.670101][ T13] ret_from_fork+0x67/0xa0 [ 977.670125][ T13] ? __cfi_kthread+0x10/0x10 [ 977.670145][ T13] ret_from_fork_asm+0x1a/0x30 [ 977.670164][ T13] [ 977.670350][ T13] FAULT_INJECTION: forcing a failure. [ 977.670350][ T13] name failslab, interval 1, probability 100, space 0, times 96 [ 977.674064][ T37] stack:0 pid:310 tgid:310 ppid:2 flags:0x00004000 [ 977.678801][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.678826][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.678838][ T13] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 977.678865][ T13] Call Trace: [ 977.678871][ T13] [ 977.678879][ T13] __dump_stack+0x21/0x30 [ 977.678905][ T13] dump_stack_lvl+0x140/0x1c0 [ 977.678928][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.678957][ T13] ? calc_wheel_index+0x13a/0x8f0 [ 977.678981][ T13] ? __kasan_check_write+0x18/0x20 [ 977.678999][ T13] ? timer_update_keys+0xd0/0xd0 [ 977.679022][ T13] dump_stack+0x19/0x20 [ 977.679048][ T13] should_fail_ex+0x3c2/0x510 [ 977.679069][ T13] should_failslab+0xac/0x100 [ 977.679090][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.679109][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 977.679130][ T13] ? __alloc_skb+0x10c/0x360 [ 977.679152][ T13] ? __mod_timer+0x881/0xd20 [ 977.679173][ T13] __alloc_skb+0x10c/0x360 [ 977.679195][ T13] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 977.679218][ T13] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 977.679238][ T13] wg_packet_handshake_send_worker+0x204/0x2a0 [ 977.679260][ T13] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 977.679286][ T13] ? wake_up_process+0x14/0x20 [ 977.679302][ T13] ? kick_pool+0x3b7/0x540 [ 977.679323][ T13] process_scheduled_works+0x7f7/0x1060 [ 977.679345][ T13] worker_thread+0xc99/0x13f0 [ 977.679364][ T13] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.679385][ T13] ? __kasan_check_read+0x15/0x20 [ 977.679403][ T13] kthread+0x2c7/0x360 [ 977.679422][ T13] ? __cfi_worker_thread+0x10/0x10 [ 977.679441][ T13] ? __cfi_kthread+0x10/0x10 [ 977.679461][ T13] ret_from_fork+0x67/0xa0 [ 977.679485][ T13] ? __cfi_kthread+0x10/0x10 [ 977.679505][ T13] ret_from_fork_asm+0x1a/0x30 [ 977.679522][ T13] [ 977.679710][ T13] FAULT_INJECTION: forcing a failure. [ 977.679710][ T13] name failslab, interval 1, probability 100, space 0, times 95 [ 977.681853][ T37] Workqueue: ipv6_addrconf addrconf_dad_work [ 977.694783][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.694810][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.694822][ T13] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 977.694849][ T13] Call Trace: [ 977.694856][ T13] [ 977.694864][ T13] __dump_stack+0x21/0x30 [ 977.694889][ T13] dump_stack_lvl+0x140/0x1c0 [ 977.694913][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.694935][ T13] ? calc_wheel_index+0x13a/0x8f0 [ 977.694964][ T13] ? __kasan_check_write+0x18/0x20 [ 977.694983][ T13] ? timer_update_keys+0xd0/0xd0 [ 977.695007][ T13] dump_stack+0x19/0x20 [ 977.695029][ T13] should_fail_ex+0x3c2/0x510 [ 977.695050][ T13] should_failslab+0xac/0x100 [ 977.695072][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.695091][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 977.695113][ T13] ? __alloc_skb+0x10c/0x360 [ 977.695135][ T13] ? __mod_timer+0x881/0xd20 [ 977.695155][ T13] __alloc_skb+0x10c/0x360 [ 977.695178][ T13] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 977.695201][ T13] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 977.695225][ T13] wg_packet_handshake_send_worker+0x204/0x2a0 [ 977.695248][ T13] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 977.695273][ T13] ? wake_up_process+0x14/0x20 [ 977.695290][ T13] ? kick_pool+0x3b7/0x540 [ 977.695311][ T13] process_scheduled_works+0x7f7/0x1060 [ 977.695333][ T13] worker_thread+0xc99/0x13f0 [ 977.695353][ T13] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 977.695372][ T13] ? __kasan_check_read+0x15/0x20 [ 977.695388][ T13] kthread+0x2c7/0x360 [ 977.695407][ T13] ? __cfi_worker_thread+0x10/0x10 [ 977.695438][ T13] ? __cfi_kthread+0x10/0x10 [ 977.695457][ T13] ret_from_fork+0x67/0xa0 [ 977.695481][ T13] ? __cfi_kthread+0x10/0x10 [ 977.695501][ T13] ret_from_fork_asm+0x1a/0x30 [ 977.695519][ T13] [ 977.708028][ T46] FAULT_INJECTION: forcing a failure. [ 977.708028][ T46] name failslab, interval 1, probability 100, space 0, times 94 [ 977.719388][ T37] [ 977.729481][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.729512][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.729524][ T46] Workqueue: netns cleanup_net [ 977.729551][ T46] Call Trace: [ 977.729559][ T46] [ 977.729568][ T46] __dump_stack+0x21/0x30 [ 977.729596][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.729621][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.729645][ T46] ? addrconf_ifdown+0x171c/0x1970 [ 977.729665][ T46] dump_stack+0x19/0x20 [ 977.729687][ T46] should_fail_ex+0x3c2/0x510 [ 977.729709][ T46] should_failslab+0xac/0x100 [ 977.729731][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.729750][ T46] ? lowpan_event+0x133/0x5b0 [ 977.729773][ T46] ? __alloc_skb+0x10c/0x360 [ 977.729796][ T46] __alloc_skb+0x10c/0x360 [ 977.729819][ T46] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 977.729841][ T46] unregister_netdevice_many_notify+0xe95/0x1be0 [ 977.729868][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.729893][ T46] ? __kasan_check_read+0x15/0x20 [ 977.729911][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.729935][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.729961][ T46] ? mutex_lock+0x97/0x1d0 [ 977.729984][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.730007][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.730033][ T46] ? rtnl_unlock+0x12/0x20 [ 977.730057][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.730083][ T46] cleanup_net+0x744/0xc90 [ 977.730105][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.730126][ T46] ? kick_pool+0xb9/0x540 [ 977.730147][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.730169][ T46] worker_thread+0xc99/0x13f0 [ 977.730191][ T46] kthread+0x2c7/0x360 [ 977.730211][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.730229][ T46] ? __cfi_kthread+0x10/0x10 [ 977.730255][ T46] ret_from_fork+0x67/0xa0 [ 977.730279][ T46] ? __cfi_kthread+0x10/0x10 [ 977.730299][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.730319][ T46] [ 977.732342][ T46] FAULT_INJECTION: forcing a failure. [ 977.732342][ T46] name failslab, interval 1, probability 100, space 0, times 93 [ 977.734323][ T37] Call Trace: [ 977.737539][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.737565][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.737578][ T46] Workqueue: netns cleanup_net [ 977.737604][ T46] Call Trace: [ 977.737612][ T46] [ 977.737620][ T46] __dump_stack+0x21/0x30 [ 977.737647][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.737671][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.737695][ T46] ? __kasan_record_aux_stack+0xb2/0xd0 [ 977.737721][ T46] ? __call_rcu_common+0xd5/0x710 [ 977.737741][ T46] ? call_rcu+0x14/0x20 [ 977.737759][ T46] ? __qdisc_destroy+0x18d/0x2a0 [ 977.737778][ T46] ? unregister_netdevice_many_notify+0x8a0/0x1be0 [ 977.737803][ T46] ? default_device_exit_batch+0x845/0x8d0 [ 977.737829][ T46] dump_stack+0x19/0x20 [ 977.737851][ T46] should_fail_ex+0x3c2/0x510 [ 977.737872][ T46] should_failslab+0xac/0x100 [ 977.737894][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.737913][ T46] ? __alloc_skb+0x10c/0x360 [ 977.737936][ T46] __alloc_skb+0x10c/0x360 [ 977.737960][ T46] rtmsg_ifa+0xfa/0x1f0 [ 977.737979][ T46] __inet_del_ifa+0x80b/0xda0 [ 977.737998][ T46] ? ip_mc_destroy_dev+0x39a/0x3f0 [ 977.738022][ T46] inetdev_event+0x7fa/0x1240 [ 977.738040][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.738059][ T46] ? cfg802154_netdev_notifier_call+0xe5/0x930 [ 977.738080][ T46] ? arp_netdev_event+0xd8/0x2c0 [ 977.738103][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.738122][ T46] notifier_call_chain+0x106/0x2b0 [ 977.738140][ T46] raw_notifier_call_chain+0x31/0x40 [ 977.738158][ T46] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.738185][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.738210][ T46] ? __kasan_check_read+0x15/0x20 [ 977.738227][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.738258][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.738284][ T46] ? mutex_lock+0x97/0x1d0 [ 977.738308][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.738330][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.738355][ T46] ? rtnl_unlock+0x12/0x20 [ 977.738379][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.738405][ T46] cleanup_net+0x744/0xc90 [ 977.738426][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.738447][ T46] ? kick_pool+0xb9/0x540 [ 977.738468][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.738491][ T46] worker_thread+0xc99/0x13f0 [ 977.738513][ T46] kthread+0x2c7/0x360 [ 977.738533][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.738551][ T46] ? __cfi_kthread+0x10/0x10 [ 977.738571][ T46] ret_from_fork+0x67/0xa0 [ 977.738595][ T46] ? __cfi_kthread+0x10/0x10 [ 977.738615][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.738634][ T46] [ 977.738657][ T46] FAULT_INJECTION: forcing a failure. [ 977.738657][ T46] name failslab, interval 1, probability 100, space 0, times 92 [ 977.740372][ T37] [ 977.746449][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.746475][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.746489][ T46] Workqueue: netns cleanup_net [ 977.746513][ T46] Call Trace: [ 977.746519][ T46] [ 977.746526][ T46] __dump_stack+0x21/0x30 [ 977.746553][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.746577][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.746600][ T46] ? desc_update_last_finalized+0x18e/0x1f0 [ 977.746622][ T46] ? prb_final_commit+0x60/0x60 [ 977.746642][ T46] dump_stack+0x19/0x20 [ 977.746664][ T46] should_fail_ex+0x3c2/0x510 [ 977.746684][ T46] should_failslab+0xac/0x100 [ 977.746706][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.746725][ T46] ? __alloc_skb+0x10c/0x360 [ 977.746748][ T46] ? call_fib4_notifiers+0x94/0x100 [ 977.746772][ T46] __alloc_skb+0x10c/0x360 [ 977.746795][ T46] rtmsg_fib+0xe1/0x490 [ 977.746815][ T46] fib_table_delete+0xc65/0xe90 [ 977.746839][ T46] fib_del_ifaddr+0x16ff/0x1c80 [ 977.746857][ T46] ? vprintk+0x77/0xa0 [ 977.746873][ T46] ? _printk+0xde/0x140 [ 977.746895][ T46] ? __cfi_fib_del_ifaddr+0x10/0x10 [ 977.746918][ T46] ? __printk_cpu_sync_put+0x67/0x80 [ 977.746943][ T46] ? dump_stack_lvl+0x16b/0x1c0 [ 977.746970][ T46] ? downgrade_write+0x470/0x470 [ 977.746995][ T46] ? __kasan_check_write+0x18/0x20 [ 977.747013][ T46] fib_inetaddr_event+0xcd/0x320 [ 977.747032][ T46] ? __cfi_fib_inetaddr_event+0x10/0x10 [ 977.747051][ T46] notifier_call_chain+0x106/0x2b0 [ 977.747069][ T46] blocking_notifier_call_chain+0x6a/0x90 [ 977.747088][ T46] __inet_del_ifa+0x81f/0xda0 [ 977.747107][ T46] ? ip_mc_destroy_dev+0x39a/0x3f0 [ 977.747131][ T46] inetdev_event+0x7fa/0x1240 [ 977.747150][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.747169][ T46] ? cfg802154_netdev_notifier_call+0xe5/0x930 [ 977.747191][ T46] ? arp_netdev_event+0xd8/0x2c0 [ 977.747213][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.747232][ T46] notifier_call_chain+0x106/0x2b0 [ 977.747257][ T46] raw_notifier_call_chain+0x31/0x40 [ 977.747276][ T46] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.747302][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.747327][ T46] ? __kasan_check_read+0x15/0x20 [ 977.747345][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.747369][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.747395][ T46] ? mutex_lock+0x97/0x1d0 [ 977.747417][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.747440][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.747466][ T46] ? rtnl_unlock+0x12/0x20 [ 977.747490][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.747515][ T46] cleanup_net+0x744/0xc90 [ 977.747536][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.747558][ T46] ? kick_pool+0xb9/0x540 [ 977.747580][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.747602][ T46] worker_thread+0xc99/0x13f0 [ 977.747624][ T46] kthread+0x2c7/0x360 [ 977.747644][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.747662][ T46] ? __cfi_kthread+0x10/0x10 [ 977.747682][ T46] ret_from_fork+0x67/0xa0 [ 977.747706][ T46] ? __cfi_kthread+0x10/0x10 [ 977.747725][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.747744][ T46] [ 977.747830][ T46] FAULT_INJECTION: forcing a failure. [ 977.747830][ T46] name failslab, interval 1, probability 100, space 0, times 91 [ 977.749372][ T37] __schedule+0x1496/0x20b0 [ 977.756514][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.756539][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.756552][ T46] Workqueue: netns cleanup_net [ 977.756576][ T46] Call Trace: [ 977.756582][ T46] [ 977.756589][ T46] __dump_stack+0x21/0x30 [ 977.756615][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.756638][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.756664][ T46] dump_stack+0x19/0x20 [ 977.756686][ T46] should_fail_ex+0x3c2/0x510 [ 977.756707][ T46] should_failslab+0xac/0x100 [ 977.756729][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.756748][ T46] ? __alloc_skb+0x10c/0x360 [ 977.756772][ T46] __alloc_skb+0x10c/0x360 [ 977.756795][ T46] inet_netconf_notify_devconf+0x16d/0x240 [ 977.756815][ T46] inetdev_event+0x964/0x1240 [ 977.756834][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.756853][ T46] ? cfg802154_netdev_notifier_call+0xe5/0x930 [ 977.756874][ T46] ? arp_netdev_event+0xd8/0x2c0 [ 977.756898][ T46] ? __cfi_inetdev_event+0x10/0x10 [ 977.756916][ T46] notifier_call_chain+0x106/0x2b0 [ 977.756935][ T46] raw_notifier_call_chain+0x31/0x40 [ 977.756953][ T46] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.756979][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.757004][ T46] ? __kasan_check_read+0x15/0x20 [ 977.757022][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.757046][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.757072][ T46] ? mutex_lock+0x97/0x1d0 [ 977.757094][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.757117][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.757143][ T46] ? rtnl_unlock+0x12/0x20 [ 977.757167][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.757192][ T46] cleanup_net+0x744/0xc90 [ 977.757213][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.757234][ T46] ? kick_pool+0xb9/0x540 [ 977.757261][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.757283][ T46] worker_thread+0xc99/0x13f0 [ 977.757305][ T46] kthread+0x2c7/0x360 [ 977.757324][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.757343][ T46] ? __cfi_kthread+0x10/0x10 [ 977.757363][ T46] ret_from_fork+0x67/0xa0 [ 977.757387][ T46] ? __cfi_kthread+0x10/0x10 [ 977.757407][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.757425][ T46] [ 977.757643][ T46] FAULT_INJECTION: forcing a failure. [ 977.757643][ T46] name failslab, interval 1, probability 100, space 0, times 90 [ 977.758743][ T37] ? __sched_text_start+0x10/0x10 [ 977.764787][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.764812][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.764824][ T46] Workqueue: netns cleanup_net [ 977.764847][ T46] Call Trace: [ 977.764853][ T46] [ 977.764861][ T46] __dump_stack+0x21/0x30 [ 977.764886][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.764910][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.764936][ T46] dump_stack+0x19/0x20 [ 977.764958][ T46] should_fail_ex+0x3c2/0x510 [ 977.764979][ T46] should_failslab+0xac/0x100 [ 977.765000][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.765020][ T46] ? __alloc_skb+0x10c/0x360 [ 977.765044][ T46] __alloc_skb+0x10c/0x360 [ 977.765067][ T46] inet6_netconf_notify_devconf+0x10b/0x1e0 [ 977.765094][ T46] addrconf_ifdown+0x1651/0x1970 [ 977.765113][ T46] ? addrconf_cleanup+0x150/0x150 [ 977.765131][ T46] ? __kasan_check_write+0x18/0x20 [ 977.765149][ T46] ? mutex_unlock+0x90/0x240 [ 977.765172][ T46] ? __cfi_mutex_unlock+0x10/0x10 [ 977.765194][ T46] ? macsec_notify+0x111/0x4f0 [ 977.765216][ T46] ? __cfi_mutex_unlock+0x10/0x10 [ 977.765240][ T46] addrconf_notify+0x17a/0xeb0 [ 977.765266][ T46] ? ip6mr_device_event+0x1f4/0x230 [ 977.765284][ T46] ? __cfi_addrconf_notify+0x10/0x10 [ 977.765304][ T46] notifier_call_chain+0x106/0x2b0 [ 977.765323][ T46] raw_notifier_call_chain+0x31/0x40 [ 977.765341][ T46] unregister_netdevice_many_notify+0xde1/0x1be0 [ 977.765368][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.765393][ T46] ? __kasan_check_read+0x15/0x20 [ 977.765410][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.765435][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.765461][ T46] ? mutex_lock+0x97/0x1d0 [ 977.765483][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.765506][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.765532][ T46] ? rtnl_unlock+0x12/0x20 [ 977.765557][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.765583][ T46] cleanup_net+0x744/0xc90 [ 977.765604][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.765624][ T46] ? kick_pool+0xb9/0x540 [ 977.765646][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.765668][ T46] worker_thread+0xc99/0x13f0 [ 977.765689][ T46] kthread+0x2c7/0x360 [ 977.765708][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.765726][ T46] ? __cfi_kthread+0x10/0x10 [ 977.765746][ T46] ret_from_fork+0x67/0xa0 [ 977.765770][ T46] ? __cfi_kthread+0x10/0x10 [ 977.765790][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.765809][ T46] [ 977.765926][ T46] FAULT_INJECTION: forcing a failure. [ 977.765926][ T46] name failslab, interval 1, probability 100, space 0, times 89 [ 977.768059][ T37] ? kthread_data+0x54/0xc0 [ 977.775408][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.775434][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.775447][ T46] Workqueue: netns cleanup_net [ 977.775470][ T46] Call Trace: [ 977.775476][ T46] [ 977.775483][ T46] __dump_stack+0x21/0x30 [ 977.775507][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.775530][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.775554][ T46] ? addrconf_ifdown+0x171c/0x1970 [ 977.775573][ T46] dump_stack+0x19/0x20 [ 977.775596][ T46] should_fail_ex+0x3c2/0x510 [ 977.775616][ T46] should_failslab+0xac/0x100 [ 977.775638][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.775658][ T46] ? lowpan_event+0x133/0x5b0 [ 977.775680][ T46] ? __alloc_skb+0x10c/0x360 [ 977.775703][ T46] __alloc_skb+0x10c/0x360 [ 977.775726][ T46] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 977.775746][ T46] unregister_netdevice_many_notify+0xe95/0x1be0 [ 977.775773][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 977.775798][ T46] ? __kasan_check_read+0x15/0x20 [ 977.775815][ T46] ? unregister_netdevice_queue+0x18a/0x350 [ 977.775840][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.775866][ T46] ? mutex_lock+0x97/0x1d0 [ 977.775889][ T46] ? __cfi_mutex_lock+0x10/0x10 [ 977.775911][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.775938][ T46] ? rtnl_unlock+0x12/0x20 [ 977.775963][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 [ 977.775988][ T46] cleanup_net+0x744/0xc90 [ 977.776009][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.776030][ T46] ? kick_pool+0xb9/0x540 [ 977.776051][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.776073][ T46] worker_thread+0xc99/0x13f0 [ 977.776095][ T46] kthread+0x2c7/0x360 [ 977.776114][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.776132][ T46] ? __cfi_kthread+0x10/0x10 [ 977.776151][ T46] ret_from_fork+0x67/0xa0 [ 977.776175][ T46] ? __cfi_kthread+0x10/0x10 [ 977.776195][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.776214][ T46] [ 977.776873][ T46] FAULT_INJECTION: forcing a failure. [ 977.776873][ T46] name failslab, interval 1, probability 100, space 0, times 88 [ 977.778478][ T37] ? wq_worker_sleeping+0x68/0x260 [ 977.799115][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.799143][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.799156][ T46] Workqueue: netns cleanup_net [ 977.799183][ T46] Call Trace: [ 977.799189][ T46] [ 977.799196][ T46] __dump_stack+0x21/0x30 [ 977.799224][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.799254][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.799278][ T46] ? __kasan_record_aux_stack+0xb2/0xd0 [ 977.799305][ T46] ? __call_rcu_common+0xd5/0x710 [ 977.799325][ T46] ? call_rcu+0x14/0x20 [ 977.799343][ T46] ? __qdisc_destroy+0x18d/0x2a0 [ 977.799363][ T46] ? unregister_netdevice_many_notify+0x8a0/0x1be0 [ 977.799388][ T46] ? default_device_exit_batch+0x845/0x8d0 [ 977.799414][ T46] dump_stack+0x19/0x20 [ 977.799436][ T46] should_fail_ex+0x3c2/0x510 [ 977.799456][ T46] should_failslab+0xac/0x100 [ 977.799478][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.799496][ T46] ? __alloc_skb+0x10c/0x360 [ 977.799521][ T46] __alloc_skb+0x10c/0x360 [ 977.799544][ T46] rtmsg_ifa+0xfa/0x1f0 [ 977.799562][ T46] __inet_del_ifa+0x80b/0xda0 ** 16 printk messages dropped ** [ 977.799949][ T46] ? rtnl_unlock+0x12/0x20 ** 56 printk messages dropped ** [ 977.811021][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 ** 35 printk messages dropped ** [ 977.821507][ T46] __alloc_skb+0x10c/0x360 ** 1 printk messages dropped ** [ 977.821550][ T46] inetdev_event+0x964/0x1240 ** 69 printk messages dropped ** [ 977.829590][ T46] ? kick_pool+0xb9/0x540 ** 101 printk messages dropped ** [ 977.850617][ T46] ? __cfi_kthread+0x10/0x10 ** 3 printk messages dropped ** [ 977.854442][ T37] ? send6+0x4e7/0x6c0 [ 977.862428][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 ** 30 printk messages dropped ** [ 977.863074][ T46] __inet_del_ifa+0x81f/0xda0 ** 2 printk messages dropped ** [ 977.863136][ T46] ? __cfi_inetdev_event+0x10/0x10 ** 30 printk messages dropped ** [ 977.869180][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.869192][ T46] Workqueue: netns cleanup_net ** 68 printk messages dropped ** [ 977.882324][ T46] notifier_call_chain+0x106/0x2b0 ** 36 printk messages dropped ** [ 977.890290][ T46] should_failslab+0xac/0x100 ** 38 printk messages dropped ** [ 977.900892][ T46] ? __call_rcu_common+0xd5/0x710 [ 977.900912][ T46] ? call_rcu+0x14/0x20 ** 38 printk messages dropped ** [ 977.901765][ T46] ? __cfi_kthread+0x10/0x10 ** 2 printk messages dropped ** [ 977.903346][ T46] FAULT_INJECTION: forcing a failure. [ 977.903346][ T46] name failslab, interval 1, probability 100, space 0, times 77 [ 977.907927][ T37] ? __switch_to+0xc6b/0x1320 [ 977.913114][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 ** 41 printk messages dropped ** [ 977.914069][ T46] default_device_exit_batch+0x845/0x8d0 ** 28 printk messages dropped ** [ 977.924139][ T46] should_fail_ex+0x3c2/0x510 ** 1 printk messages dropped ** [ 977.924181][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 ** 83 printk messages dropped ** [ 977.941837][ T46] ? __kasan_record_aux_stack+0xb2/0xd0 [ 977.941865][ T46] ? __call_rcu_common+0xd5/0x710 ** 62 printk messages dropped ** [ 977.951936][ T46] fib_del_ifaddr+0x48e/0x1c80 ** 2 printk messages dropped ** [ 977.951992][ T46] ? _printk+0xde/0x140 ** 2 printk messages dropped ** [ 977.952052][ T46] ? preempt_schedule_irq+0xab/0x110 [ 977.952073][ T46] ? __cfi_preempt_schedule_irq+0x10/0x10 [ 977.952094][ T46] ? kernel_text_address+0xa9/0xe0 ** 2 printk messages dropped ** [ 977.952155][ T46] ? irqentry_exit+0x4a/0x60 ** 2 printk messages dropped ** [ 977.952228][ T46] ? dump_stack_lvl+0x16b/0x1c0 ** 28 printk messages dropped ** [ 977.952849][ T46] ? mutex_lock+0x97/0x1d0 ** 60 printk messages dropped ** [ 977.962041][ T46] default_device_exit_batch+0x845/0x8d0 [ 977.962067][ T46] ? mutex_lock+0x97/0x1d0 ** 2 printk messages dropped ** [ 977.962138][ T46] ? rtnl_unlock+0x12/0x20 [ 977.962162][ T46] ? __cfi_default_device_exit_batch+0x10/0x10 ** 32 printk messages dropped ** [ 977.977152][ T46] inetdev_event+0x7fa/0x1240 ** 2 printk messages dropped ** [ 977.977211][ T46] ? arp_netdev_event+0xd8/0x2c0 ** 27 printk messages dropped ** [ 977.988564][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 977.988589][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 977.988601][ T46] Workqueue: netns cleanup_net [ 977.988625][ T46] Call Trace: [ 977.988631][ T46] [ 977.988639][ T46] __dump_stack+0x21/0x30 [ 977.988665][ T46] dump_stack_lvl+0x140/0x1c0 [ 977.988688][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 977.988712][ T46] ? desc_update_last_finalized+0x18e/0x1f0 [ 977.988735][ T46] dump_stack+0x19/0x20 [ 977.988758][ T46] should_fail_ex+0x3c2/0x510 [ 977.988778][ T46] should_failslab+0xac/0x100 [ 977.988808][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 977.988827][ T46] ? __alloc_skb+0x10c/0x360 [ 977.988850][ T46] ? call_fib4_notifiers+0x94/0x100 [ 977.988875][ T46] __alloc_skb+0x10c/0x360 [ 977.988898][ T46] rtmsg_fib+0xe1/0x490 ** 45 printk messages dropped ** [ 977.989895][ T46] ? __cfi_cleanup_net+0x10/0x10 [ 977.989917][ T46] ? kick_pool+0xb9/0x540 [ 977.989939][ T46] process_scheduled_works+0x7f7/0x1060 [ 977.989960][ T46] worker_thread+0xc99/0x13f0 [ 977.989982][ T46] kthread+0x2c7/0x360 [ 977.990001][ T46] ? __cfi_worker_thread+0x10/0x10 [ 977.990020][ T46] ? __cfi_kthread+0x10/0x10 [ 977.990039][ T46] ret_from_fork+0x67/0xa0 [ 977.990063][ T46] ? __cfi_kthread+0x10/0x10 [ 977.990083][ T46] ret_from_fork_asm+0x1a/0x30 [ 977.990101][ T46] [ 977.990137][ T46] FAULT_INJECTION: forcing a failure. [ 977.990137][ T46] name failslab, interval 1, probability 100, space 0, times 68 [ 977.995177][ T37] ? __cfi_addrconf_dad_work+0x10/0x10 [ 978.001810][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 978.001836][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 978.001849][ T46] Workqueue: netns cleanup_net [ 978.001873][ T46] Call Trace: [ 978.001880][ T46] [ 978.001887][ T46] __dump_stack+0x21/0x30 [ 978.001913][ T46] dump_stack_lvl+0x140/0x1c0 [ 978.001936][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 978.001960][ T46] ? call_rcu_nocb+0x694/0xc60 [ 978.001986][ T46] dump_stack+0x19/0x20 [ 978.002009][ T46] should_fail_ex+0x3c2/0x510 [ 978.002029][ T46] should_failslab+0xac/0x100 [ 978.002052][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 ** 38 printk messages dropped ** [ 978.002896][ T46] ? kick_pool+0xb9/0x540 [ 978.002917][ T46] process_scheduled_works+0x7f7/0x1060 [ 978.002938][ T46] worker_thread+0xc99/0x13f0 [ 978.002959][ T46] kthread+0x2c7/0x360 [ 978.002979][ T46] ? __cfi_worker_thread+0x10/0x10 [ 978.002997][ T46] ? __cfi_kthread+0x10/0x10 [ 978.003017][ T46] ret_from_fork+0x67/0xa0 [ 978.003042][ T46] ? __cfi_kthread+0x10/0x10 [ 978.003062][ T46] ret_from_fork_asm+0x1a/0x30 [ 978.003081][ T46] [ 978.003147][ T46] FAULT_INJECTION: forcing a failure. [ 978.003147][ T46] name failslab, interval 1, probability 100, space 0, times 67 [ 978.006111][ T37] ? kick_pool+0xb9/0x540 [ 978.011660][ T46] CPU: 1 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 978.011685][ T46] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 978.011698][ T46] Workqueue: netns cleanup_net [ 978.011722][ T46] Call Trace: [ 978.011729][ T46] [ 978.011737][ T46] __dump_stack+0x21/0x30 [ 978.011762][ T46] dump_stack_lvl+0x140/0x1c0 [ 978.011794][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 978.011819][ T46] dump_stack+0x19/0x20 [ 978.011841][ T46] should_fail_ex+0x3c2/0x510 [ 978.011862][ T46] should_failslab+0xac/0x100 [ 978.011883][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 978.011902][ T46] ? __alloc_skb+0x10c/0x360 [ 978.011926][ T46] __alloc_skb+0x10c/0x360 ** 34 printk messages dropped ** [ 978.027297][ T46] Workqueue: netns cleanup_net [ 978.027322][ T46] Call Trace: [ 978.027328][ T46] [ 978.027335][ T46] __dump_stack+0x21/0x30 [ 978.027362][ T46] dump_stack_lvl+0x140/0x1c0 [ 978.027385][ T46] ? __cfi_dump_stack_lvl+0x10/0x10 [ 978.027411][ T46] dump_stack+0x19/0x20 [ 978.027433][ T46] should_fail_ex+0x3c2/0x510 [ 978.027454][ T46] should_failslab+0xac/0x100 [ 978.027477][ T46] kmem_cache_alloc_node_noprof+0x45/0x420 [ 978.027497][ T46] ? __alloc_skb+0x10c/0x360 [ 978.027520][ T46] __alloc_skb+0x10c/0x360 [ 978.027543][ T46] inet6_netconf_notify_devconf+0x10b/0x1e0 [ 978.027569][ T46] addrconf_ifdown+0x1651/0x1970 [ 978.027588][ T46] ? addrconf_cleanup+0x150/0x150 [ 978.027606][ T46] ? __kasan_check_write+0x18/0x20 [ 978.027623][ T46] ? mutex_unlock+0x90/0x240 [ 978.027647][ T46] ? __cfi_mutex_unlock+0x10/0x10 [ 978.027669][ T46] ? macsec_notify+0x111/0x4f0 [ 978.027691][ T46] ? __cfi_mutex_unlock+0x10/0x10 [ 978.027715][ T46] addrconf_notify+0x17a/0xeb0 [ 978.027734][ T46] ? ip6mr_device_event+0x1f4/0x230 [ 978.027752][ T46] ? __cfi_addrconf_notify+0x10/0x10 [ 978.027772][ T46] notifier_call_chain+0x106/0x2b0 [ 978.027799][ T46] raw_notifier_call_chain+0x31/0x40 [ 978.027817][ T46] unregister_netdevice_many_notify+0xde1/0x1be0 [ 978.027843][ T46] ? __cfi_unregister_netdevice_many_notify+0x10/0x10 [ 978.027868][ T46] ? __kasan_check_read+0x15/0x20 ** 122 printk messages dropped ** [ 979.806822][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 979.806852][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 979.806866][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 979.806899][ T10] Call Trace: [ 979.806907][ T10] [ 979.806917][ T10] __dump_stack+0x21/0x30 [ 979.806946][ T10] dump_stack_lvl+0x140/0x1c0 [ 979.806969][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 979.806993][ T10] ? __sched_text_start+0x10/0x10 [ 979.807016][ T10] ? llist_del_first+0x114/0x180 [ 979.807036][ T10] dump_stack+0x19/0x20 [ 979.807057][ T10] should_fail_ex+0x3c2/0x510 [ 979.807078][ T10] should_failslab+0xac/0x100 ** 75 printk messages dropped ** [ 979.813016][ C1] [ 980.751795][ C1] FAULT_INJECTION: forcing a failure. [ 980.751795][ C1] name failslab, interval 1, probability 100, space 0, times 60 [ 980.753102][ T37] ? __kasan_check_read+0x15/0x20 [ 980.758009][ C1] CPU: 1 UID: 0 PID: 21 Comm: rcub/0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 980.758036][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 980.758049][ C1] Call Trace: [ 980.758057][ C1] [ 980.758065][ C1] __dump_stack+0x21/0x30 ** 47 printk messages dropped ** [ 980.759124][ C1] ret_from_fork+0x67/0xa0 [ 980.759150][ C1] ? __cfi_kthread+0x10/0x10 [ 980.759170][ C1] ret_from_fork_asm+0x1a/0x30 [ 980.759189][ C1] [ 980.759200][ C1] FAULT_INJECTION: forcing a failure. [ 980.759200][ C1] name failslab, interval 1, probability 100, space 0, times 59 [ 980.763204][ T110] udevd[110]: worker [21785] /devices/virtual/block/loop7 timeout; kill it [ 980.768392][ C1] CPU: 1 UID: 0 PID: 21 Comm: rcub/0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 980.768421][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 980.768433][ C1] Call Trace: [ 980.768440][ C1] [ 980.768447][ C1] __dump_stack+0x21/0x30 [ 980.768477][ C1] dump_stack_lvl+0x140/0x1c0 [ 980.768509][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 980.768534][ C1] ? sched_clock_cpu+0x75/0x400 [ 980.768559][ C1] ? kvm_steal_clock+0x136/0x170 [ 980.768587][ C1] dump_stack+0x19/0x20 [ 980.768611][ C1] should_fail_ex+0x3c2/0x510 [ 980.768633][ C1] should_failslab+0xac/0x100 [ 980.768656][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 980.768676][ C1] ? __alloc_skb+0x10c/0x360 ** 39 printk messages dropped ** [ 980.769541][ C1] ? __cfi_kthread+0x10/0x10 ** 89 printk messages dropped ** [ 981.877295][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 ** 52 printk messages dropped ** [ 981.945175][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 981.945193][ C0] call_timer_fn+0x4c/0x300 [ 981.945214][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 981.945232][ C0] __run_timer_base+0x6c0/0x9b0 [ 981.945253][ C0] ? timer_expire_remote+0xa0/0xa0 [ 981.945271][ C0] ? kvm_sched_clock_read+0x15/0x30 [ 981.945305][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 981.945332][ C0] run_timer_softirq+0x35/0x70 [ 981.945352][ C0] handle_softirqs+0x1aa/0x620 [ 981.945369][ C0] __irq_exit_rcu+0x47/0xb0 [ 981.945389][ C0] irq_exit_rcu+0xd/0x30 [ 981.945403][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 981.945457][ C0] [ 981.945463][ C0] [ 981.945469][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 981.945491][ C0] RIP: 0010:console_flush_all+0x6fd/0xab0 [ 981.945516][ C0] Code: 89 de 48 81 e6 00 02 00 00 31 ff e8 2d 8f 1e 00 48 81 e3 00 02 00 00 75 07 e8 3f 8a 1e 00 eb 06 e8 38 8a 1e 00 fb 49 8d 5d 58 <48> 8b 44 24 28 42 80 3c 20 00 74 08 48 89 df e8 1f 4a 77 00 48 8b [ 981.945530][ C0] RSP: 0018:ffffc9000026f740 EFLAGS: 00000293 [ 981.945547][ C0] RAX: ffffffff8168e788 RBX: ffffffff878f48b8 RCX: ffff888104a4df00 [ 981.945560][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 981.945570][ C0] RBP: ffffc9000026f870 R08: 0000000000000003 R09: 0000000000000004 [ 981.945581][ C0] R10: dffffc0000000000 R11: fffff5200004ded8 R12: dffffc0000000000 [ 981.945593][ C0] R13: ffffffff878f4860 R14: ffffffff878f48b8 R15: 0000000000000001 [ 981.945606][ C0] ? console_flush_all+0x6f8/0xab0 [ 981.945629][ C0] ? console_flush_all+0x771/0xab0 [ 981.945651][ C0] ? __console_rewind_all+0x170/0x170 [ 981.945672][ C0] ? __kasan_check_read+0x15/0x20 [ 981.945688][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 981.945710][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 981.945727][ C0] console_unlock+0xf8/0x2c0 [ 981.945745][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 981.945765][ C0] ? __cfi_console_unlock+0x10/0x10 [ 981.945784][ C0] ? __kasan_check_write+0x18/0x20 [ 981.945799][ C0] ? _raw_spin_lock+0x92/0x120 ** 45 printk messages dropped ** [ 981.946612][ C0] ? __kasan_check_write+0x18/0x20 [ 981.946628][ C0] dump_stack+0x19/0x20 [ 981.946647][ C0] should_fail_ex+0x3c2/0x510 [ 981.946665][ C0] should_failslab+0xac/0x100 [ 981.946683][ C0] kmem_cache_alloc_node_noprof+0x45/0x420 [ 981.946700][ C0] ? enqueue_timer+0x1c5/0x4b0 [ 981.946721][ C0] ? __alloc_skb+0x10c/0x360 [ 981.946741][ C0] __alloc_skb+0x10c/0x360 [ 981.946762][ C0] ndisc_send_rs+0x322/0x880 [ 981.946777][ C0] ? ipv6_get_lladdr+0x1c2/0x200 [ 981.946798][ C0] addrconf_rs_timer+0x362/0x620 [ 981.946817][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 981.946835][ C0] ? _raw_spin_lock_irq+0x93/0x120 [ 981.946851][ C0] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 981.946869][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 981.946886][ C0] call_timer_fn+0x4c/0x300 [ 981.946906][ C0] ? __cfi_addrconf_rs_timer+0x10/0x10 [ 981.946924][ C0] __run_timer_base+0x6c0/0x9b0 [ 981.946945][ C0] ? timer_expire_remote+0xa0/0xa0 [ 981.946970][ C0] ? kvm_sched_clock_read+0x15/0x30 [ 981.946992][ C0] ? irqtime_account_irq+0x51/0x1c0 [ 981.947014][ C0] run_timer_softirq+0x35/0x70 [ 981.947038][ C0] handle_softirqs+0x1aa/0x620 [ 981.947055][ C0] __irq_exit_rcu+0x47/0xb0 [ 981.947070][ C0] irq_exit_rcu+0xd/0x30 [ 981.947084][ C0] sysvec_apic_timer_interrupt+0x82/0x90 [ 981.947106][ C0] [ 981.947112][ C0] [ 981.947117][ C0] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 981.947138][ C0] RIP: 0010:console_flush_all+0x6fd/0xab0 [ 981.947160][ C0] Code: 89 de 48 81 e6 00 02 00 00 31 ff e8 2d 8f 1e 00 48 81 e3 00 02 00 00 75 07 e8 3f 8a 1e 00 eb 06 e8 38 8a 1e 00 fb 49 8d 5d 58 <48> 8b 44 24 28 42 80 3c 20 00 74 08 48 89 df e8 1f 4a 77 00 48 8b [ 981.947174][ C0] RSP: 0018:ffffc9000026f740 EFLAGS: 00000293 [ 981.947187][ C0] RAX: ffffffff8168e788 RBX: ffffffff878f48b8 RCX: ffff888104a4df00 [ 981.947200][ C0] RDX: 0000000000000000 RSI: 0000000000000200 RDI: 0000000000000000 [ 981.947210][ C0] RBP: ffffc9000026f870 R08: 0000000000000003 R09: 0000000000000004 [ 981.947221][ C0] R10: dffffc0000000000 R11: fffff5200004ded8 R12: dffffc0000000000 [ 981.947233][ C0] R13: ffffffff878f4860 R14: ffffffff878f48b8 R15: 0000000000000001 [ 981.947245][ C0] ? console_flush_all+0x6f8/0xab0 [ 981.947267][ C0] ? console_flush_all+0x771/0xab0 [ 981.947289][ C0] ? __console_rewind_all+0x170/0x170 [ 981.947310][ C0] ? __kasan_check_read+0x15/0x20 [ 981.947325][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 981.947348][ C0] ? is_printk_legacy_deferred+0x5c/0x70 [ 981.947363][ C0] console_unlock+0xf8/0x2c0 [ 981.947382][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 981.947400][ C0] ? __cfi_console_unlock+0x10/0x10 [ 981.947420][ C0] ? __kasan_check_write+0x18/0x20 [ 981.947435][ C0] ? _raw_spin_lock+0x92/0x120 [ 981.947451][ C0] ? __cfi__raw_spin_lock+0x10/0x10 [ 981.947467][ C0] ? __kasan_check_read+0x15/0x20 [ 981.947482][ C0] ? is_printk_cpu_sync_owner+0x39/0x50 [ 981.947506][ C0] vprintk_emit+0x282/0x650 [ 981.947525][ C0] ? __cfi_vprintk_emit+0x10/0x10 [ 981.947545][ C0] ? vprintk_emit+0x3e3/0x650 [ 981.947565][ C0] ? __cfi_vprintk_emit+0x10/0x10 [ 981.947585][ C0] vprintk_default+0x2a/0x40 [ 981.947604][ C0] vprintk+0x93/0xa0 [ 981.947617][ C0] _printk+0xde/0x140 [ 981.947635][ C0] ? update_stack_state+0x3dd/0x4d0 [ 981.947654][ C0] ? kthread+0x2c7/0x360 [ 981.947672][ C0] ? __cfi__printk+0x10/0x10 [ 981.947690][ C0] ? is_bpf_text_address+0x17b/0x1a0 [ 981.947713][ C0] ? wq_watchdog_touch+0x104/0x190 [ 981.947727][ C0] ? kthread+0x2c7/0x360 [ 981.947744][ C0] printk_stack_address+0x3e/0x50 [ 981.947761][ C0] ? kthread+0x2c7/0x360 [ 981.947779][ C0] __show_trace_log_lvl+0x313/0x420 [ 981.947797][ C0] ? kthread+0x2c7/0x360 [ 981.947815][ C0] show_stack+0x65/0x90 [ 981.947830][ C0] sched_show_task+0x369/0x530 [ 981.947851][ C0] ? __cfi_sched_show_task+0x10/0x10 [ 981.947873][ C0] watchdog+0x9f2/0xf90 [ 981.947889][ C0] ? __kasan_check_write+0x18/0x20 [ 981.947906][ C0] ? __cfi_watchdog+0x10/0x10 [ 981.947922][ C0] ? __kasan_check_read+0x15/0x20 [ 981.947937][ C0] ? __kthread_parkme+0x12f/0x180 [ 981.947953][ C0] ? schedule+0xc5/0x240 [ 981.947971][ C0] kthread+0x2c7/0x360 [ 981.947988][ C0] ? __cfi_watchdog+0x10/0x10 [ 981.948004][ C0] ? __cfi_kthread+0x10/0x10 [ 981.948021][ C0] ret_from_fork+0x67/0xa0 [ 981.948048][ C0] ? __cfi_kthread+0x10/0x10 [ 981.948065][ C0] ret_from_fork_asm+0x1a/0x30 [ 981.948081][ C0] [ 982.792659][ T110] udevd[110]: seq 30817 '/devices/virtual/block/loop7' killed [ 982.796141][ T37] ? __cfi_worker_thread+0x10/0x10 [ 982.837085][ T110] udevd[110]: worker [21785] terminated by signal 9 (Killed) [ 982.846584][ T10] FAULT_INJECTION: forcing a failure. [ 982.846584][ T10] name failslab, interval 1, probability 100, space 0, times 54 [ 982.848146][ T110] udevd[110]: worker [21785] failed while handling '/devices/virtual/block/loop7' [ 982.853268][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 982.853293][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 982.853306][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 982.853336][ T10] Call Trace: [ 982.853342][ T10] [ 982.853350][ T10] __dump_stack+0x21/0x30 [ 982.853384][ T10] dump_stack_lvl+0x140/0x1c0 [ 982.853408][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 982.853433][ T10] ? __sched_text_start+0x10/0x10 [ 982.853455][ T10] ? _raw_spin_lock+0x92/0x120 [ 982.853475][ T10] dump_stack+0x19/0x20 [ 982.853497][ T10] should_fail_ex+0x3c2/0x510 [ 982.853518][ T10] should_failslab+0xac/0x100 [ 982.853542][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 982.853562][ T10] ? __alloc_skb+0x10c/0x360 [ 982.853585][ T10] __alloc_skb+0x10c/0x360 [ 982.853608][ T10] __neigh_notify+0x83/0x140 [ 982.853632][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 982.853655][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 982.853679][ T10] process_scheduled_works+0x7f7/0x1060 [ 982.853702][ T10] worker_thread+0xc99/0x13f0 [ 982.853721][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 982.853742][ T10] ? __kasan_check_read+0x15/0x20 [ 982.853760][ T10] kthread+0x2c7/0x360 [ 982.853780][ T10] ? __cfi_worker_thread+0x10/0x10 [ 982.853798][ T10] ? __cfi_kthread+0x10/0x10 [ 982.853818][ T10] ret_from_fork+0x67/0xa0 [ 982.853842][ T10] ? __cfi_kthread+0x10/0x10 [ 982.853862][ T10] ret_from_fork_asm+0x1a/0x30 [ 982.853880][ T10] [ 982.853907][ T10] FAULT_INJECTION: forcing a failure. [ 982.853907][ T10] name failslab, interval 1, probability 100, space 0, times 53 [ 982.859853][ T110] FAULT_INJECTION: forcing a failure. [ 982.859853][ T110] name failslab, interval 1, probability 100, space 0, times 53 [ 982.863758][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 982.863783][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 982.863796][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 982.863826][ T10] Call Trace: [ 982.863832][ T10] [ 982.863841][ T10] __dump_stack+0x21/0x30 [ 982.863867][ T10] dump_stack_lvl+0x140/0x1c0 [ 982.863890][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 982.863914][ T10] ? __kasan_check_write+0x18/0x20 [ 982.863933][ T10] ? llist_del_first+0x114/0x180 [ 982.863952][ T10] dump_stack+0x19/0x20 [ 982.863974][ T10] should_fail_ex+0x3c2/0x510 [ 982.863994][ T10] should_failslab+0xac/0x100 [ 982.864015][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 982.864033][ T10] ? __alloc_skb+0x10c/0x360 [ 982.864058][ T10] __alloc_skb+0x10c/0x360 [ 982.864081][ T10] __neigh_notify+0x83/0x140 [ 982.864104][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 982.864128][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 982.864152][ T10] process_scheduled_works+0x7f7/0x1060 [ 982.864174][ T10] worker_thread+0xc99/0x13f0 [ 982.864194][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 982.864215][ T10] ? __kasan_check_read+0x15/0x20 [ 982.864232][ T10] kthread+0x2c7/0x360 [ 982.864252][ T10] ? __cfi_worker_thread+0x10/0x10 [ 982.864270][ T10] ? __cfi_kthread+0x10/0x10 [ 982.864290][ T10] ret_from_fork+0x67/0xa0 [ 982.864316][ T10] ? __cfi_kthread+0x10/0x10 [ 982.864335][ T10] ret_from_fork_asm+0x1a/0x30 [ 982.864354][ T10] [ 982.864393][ T10] FAULT_INJECTION: forcing a failure. [ 982.864393][ T10] name failslab, interval 1, probability 100, space 0, times 52 [ 982.868954][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 982.868978][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 982.868990][ T110] Call Trace: [ 982.868996][ T110] [ 982.869003][ T110] __dump_stack+0x21/0x30 [ 982.869030][ T110] dump_stack_lvl+0x140/0x1c0 [ 982.869054][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 982.869078][ T110] ? cred_has_capability+0x296/0x3a0 [ 982.869098][ T110] dump_stack+0x19/0x20 [ 982.869121][ T110] should_fail_ex+0x3c2/0x510 [ 982.869141][ T110] should_failslab+0xac/0x100 [ 982.869163][ T110] kmem_cache_alloc_node_noprof+0x45/0x420 [ 982.869183][ T110] ? __alloc_skb+0x10c/0x360 [ 982.869206][ T110] ? selinux_capable+0x38/0x50 [ 982.869229][ T110] __alloc_skb+0x10c/0x360 [ 982.869252][ T110] netlink_alloc_large_skb+0xf7/0x1b0 [ 982.869278][ T110] netlink_sendmsg+0x576/0xad0 [ 982.869297][ T110] ? __cfi_netlink_sendmsg+0x10/0x10 [ 982.869316][ T110] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 982.869336][ T110] ? security_socket_sendmsg+0x3d/0x100 [ 982.869360][ T110] ____sys_sendmsg+0x9a1/0xa00 [ 982.869379][ T110] ? __import_iovec+0x3fa/0x7d0 [ 982.869404][ T110] ? __sys_sendmsg_sock+0x50/0x50 [ 982.869423][ T110] ? import_iovec+0x80/0xb0 [ 982.869447][ T110] ___sys_sendmsg+0x2a6/0x370 [ 982.869466][ T110] ? __sys_sendmsg+0x2a0/0x2a0 [ 982.869488][ T110] ? putname+0x113/0x150 [ 982.869509][ T110] ? __kasan_check_read+0x15/0x20 [ 982.869527][ T110] __x64_sys_sendmsg+0x206/0x2e0 [ 982.869545][ T110] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 982.869565][ T110] ? __kasan_check_read+0x15/0x20 [ 982.869583][ T110] x64_sys_call+0x2a4c/0x2ee0 [ 982.869599][ T110] do_syscall_64+0x57/0xf0 [ 982.869620][ T110] ? clear_bhb_loop+0x50/0xa0 [ 982.869642][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 982.869664][ T110] RIP: 0033:0x7f175c6a7407 [ 982.869681][ T110] 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 [ 982.869697][ T110] RSP: 002b:00007ffe8debc220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 982.869717][ T110] RAX: ffffffffffffffda RBX: 00007f175cd42880 RCX: 00007f175c6a7407 [ 982.869732][ T110] RDX: 0000000000000000 RSI: 00007ffe8debc280 RDI: 0000000000000004 [ 982.869744][ T110] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 982.869756][ T110] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3 [ 982.869768][ T110] R13: 000055b74d057d80 R14: 0000000000000000 R15: 0000000000000000 [ 982.869783][ T110] [ 982.911910][ C1] FAULT_INJECTION: forcing a failure. [ 982.911910][ C1] name failslab, interval 1, probability 100, space 0, times 51 [ 982.912280][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 982.912307][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 982.912321][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 982.912352][ T10] Call Trace: [ 982.912359][ T10] [ 982.912368][ T10] __dump_stack+0x21/0x30 [ 982.912395][ T10] dump_stack_lvl+0x140/0x1c0 [ 982.912418][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 982.912442][ T10] ? __kasan_check_write+0x18/0x20 [ 982.912462][ T10] ? _raw_spin_lock+0x92/0x120 [ 982.912483][ T10] dump_stack+0x19/0x20 [ 982.912505][ T10] should_fail_ex+0x3c2/0x510 [ 982.912527][ T10] should_failslab+0xac/0x100 [ 982.912547][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 982.912568][ T10] ? __alloc_skb+0x10c/0x360 [ 982.912593][ T10] __alloc_skb+0x10c/0x360 [ 982.912616][ T10] __neigh_notify+0x83/0x140 [ 982.912639][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 982.912663][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 982.912686][ T10] process_scheduled_works+0x7f7/0x1060 [ 982.912710][ T10] worker_thread+0xc99/0x13f0 [ 982.912729][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 982.912750][ T10] ? __kasan_check_read+0x15/0x20 [ 982.912768][ T10] kthread+0x2c7/0x360 [ 982.912788][ T10] ? __cfi_worker_thread+0x10/0x10 [ 982.912806][ T10] ? __cfi_kthread+0x10/0x10 [ 982.912826][ T10] ret_from_fork+0x67/0xa0 [ 982.912850][ T10] ? __cfi_kthread+0x10/0x10 [ 982.912871][ T10] ret_from_fork_asm+0x1a/0x30 [ 982.912889][ T10] [ 982.912994][ T37] ? __cfi_kthread+0x10/0x10 [ 982.917428][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 982.917454][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 982.917466][ C1] Call Trace: [ 982.917473][ C1] [ 982.917480][ C1] __dump_stack+0x21/0x30 [ 982.917508][ C1] dump_stack_lvl+0x140/0x1c0 [ 982.917534][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 982.917560][ C1] dump_stack+0x19/0x20 [ 982.917583][ C1] should_fail_ex+0x3c2/0x510 [ 982.917604][ C1] should_failslab+0xac/0x100 [ 982.917626][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 982.917647][ C1] ? __alloc_skb+0x10c/0x360 [ 982.917670][ C1] ? __kasan_check_write+0x18/0x20 [ 982.917689][ C1] __alloc_skb+0x10c/0x360 [ 982.917713][ C1] __pskb_copy_fclone+0xb7/0x1140 [ 982.917732][ C1] ? __cfi_tipc_crypto_xmit+0x10/0x10 [ 982.917753][ C1] tipc_udp_send_msg+0x222/0x340 [ 982.917787][ C1] tipc_bearer_xmit_skb+0x29f/0x390 [ 982.917807][ C1] ? __kasan_check_write+0x18/0x20 [ 982.917825][ C1] ? __cfi_tipc_bearer_xmit_skb+0x10/0x10 [ 982.917847][ C1] ? skb_clone+0x255/0x470 [ 982.917864][ C1] tipc_disc_timeout+0x66e/0x810 [ 982.917882][ C1] ? run_posix_cpu_timers+0x2d1/0x620 [ 982.917908][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 982.917928][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 982.917946][ C1] call_timer_fn+0x4c/0x300 [ 982.917970][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 982.917988][ C1] __run_timer_base+0x6c0/0x9b0 [ 982.918013][ C1] ? timer_expire_remote+0xa0/0xa0 [ 982.918034][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 982.918063][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 982.918088][ C1] run_timer_softirq+0x35/0x70 [ 982.918110][ C1] handle_softirqs+0x1aa/0x620 [ 982.918131][ C1] __irq_exit_rcu+0x47/0xb0 [ 982.918149][ C1] irq_exit_rcu+0xd/0x30 [ 982.918166][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 982.918192][ C1] [ 982.918198][ C1] [ 982.918205][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 982.918230][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 982.918259][ C1] Code: cc cc cc cc cc cc cc b8 2e a0 7e 1d 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 a9 43 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 [ 982.918275][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2 [ 982.918292][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366cc00 RCX: ffffffff85a3b4fd [ 982.918307][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000d6e27c [ 982.918320][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f395eb R09: 1ffff1103ede72bd [ 982.918334][ C1] R10: dffffc0000000000 R11: ffffed103ede72be R12: 0000000000000000 [ 982.918349][ C1] R13: 1ffff110206cd980 R14: dffffc0000000000 R15: ffffffff87ecb7e8 [ 982.918365][ C1] ? ct_kernel_exit+0x7d/0xb0 [ 982.918384][ C1] default_idle+0x17/0x30 [ 982.918401][ C1] arch_cpu_idle+0xd/0x20 [ 982.918418][ C1] default_idle_call+0x3e/0x80 [ 982.918436][ C1] do_idle+0x1df/0x570 [ 982.918456][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 982.918479][ C1] cpu_startup_entry+0x47/0x60 [ 982.918499][ C1] start_secondary+0x12e/0x140 [ 982.918523][ C1] common_startup_64+0x13b/0x157 [ 982.918551][ C1] [ 983.822059][ T13] FAULT_INJECTION: forcing a failure. [ 983.822059][ T13] name failslab, interval 1, probability 100, space 0, times 49 [ 983.827557][ T37] ret_from_fork+0x67/0xa0 [ 983.833881][T14444] FAULT_INJECTION: forcing a failure. [ 983.833881][T14444] name failslab, interval 1, probability 100, space 0, times 49 [ 983.840399][ T37] ? __cfi_kthread+0x10/0x10 [ 983.845324][T23109] FAULT_INJECTION: forcing a failure. [ 983.845324][T23109] name failslab, interval 1, probability 100, space 0, times 49 [ 983.849506][ T37] ret_from_fork_asm+0x1a/0x30 [ 983.855279][T23109] CPU: 1 UID: 0 PID: 23109 Comm: kworker/u8:7 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.855307][T23109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.855321][T23109] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 983.855357][T23109] Call Trace: [ 983.855364][T23109] [ 983.855371][T23109] __dump_stack+0x21/0x30 [ 983.855397][T23109] dump_stack_lvl+0x140/0x1c0 [ 983.855421][T23109] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.855444][T23109] ? calc_wheel_index+0x1b9/0x8f0 [ 983.855469][T23109] ? __kasan_check_write+0x18/0x20 [ 983.855488][T23109] ? timer_update_keys+0xd0/0xd0 [ 983.855512][T23109] dump_stack+0x19/0x20 [ 983.855534][T23109] should_fail_ex+0x3c2/0x510 [ 983.855554][T23109] should_failslab+0xac/0x100 [ 983.855576][T23109] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.855595][T23109] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 983.855616][T23109] ? __alloc_skb+0x10c/0x360 [ 983.855639][T23109] ? __mod_timer+0x881/0xd20 [ 983.855659][T23109] __alloc_skb+0x10c/0x360 [ 983.855682][T23109] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 983.855705][T23109] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 983.855725][T23109] wg_packet_handshake_send_worker+0x204/0x2a0 [ 983.855748][T23109] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 983.855773][T23109] ? wake_up_process+0x14/0x20 [ 983.855790][T23109] ? kick_pool+0x3b7/0x540 [ 983.855812][T23109] process_scheduled_works+0x7f7/0x1060 [ 983.855834][T23109] worker_thread+0xc99/0x13f0 [ 983.855858][T23109] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 983.855877][T23109] ? __kasan_check_read+0x15/0x20 [ 983.855896][T23109] kthread+0x2c7/0x360 [ 983.855916][T23109] ? __cfi_worker_thread+0x10/0x10 [ 983.855934][T23109] ? __cfi_kthread+0x10/0x10 [ 983.855954][T23109] ret_from_fork+0x67/0xa0 [ 983.855978][T23109] ? __cfi_kthread+0x10/0x10 [ 983.855998][T23109] ret_from_fork_asm+0x1a/0x30 [ 983.856016][T23109] [ 983.856042][T14444] CPU: 1 UID: 0 PID: 14444 Comm: kworker/u8:0 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.856065][T14444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.856077][T14444] Workqueue: wg-kex-wg1 wg_packet_handshake_send_worker [ 983.856100][T14444] Call Trace: [ 983.856105][T14444] [ 983.856113][T14444] __dump_stack+0x21/0x30 [ 983.856135][T14444] dump_stack_lvl+0x140/0x1c0 [ 983.856159][T14444] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.856184][T14444] ? calc_wheel_index+0x1b9/0x8f0 [ 983.856206][T14444] ? __kasan_check_write+0x18/0x20 [ 983.856224][T14444] ? timer_update_keys+0xd0/0xd0 [ 983.856250][T14444] dump_stack+0x19/0x20 [ 983.856272][T14444] should_fail_ex+0x3c2/0x510 [ 983.856291][T14444] should_failslab+0xac/0x100 [ 983.856311][T14444] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.856336][T14444] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 983.856356][T14444] ? __alloc_skb+0x10c/0x360 [ 983.856378][T14444] ? __mod_timer+0x881/0xd20 [ 983.856397][T14444] __alloc_skb+0x10c/0x360 [ 983.856419][T14444] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 983.856442][T14444] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 983.856462][T14444] wg_packet_handshake_send_worker+0x204/0x2a0 [ 983.856484][T14444] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 983.856510][T14444] ? wake_up_process+0x14/0x20 [ 983.856526][T14444] ? kick_pool+0x3b7/0x540 [ 983.856547][T14444] process_scheduled_works+0x7f7/0x1060 [ 983.856570][T14444] worker_thread+0xc99/0x13f0 [ 983.856590][T14444] kthread+0x2c7/0x360 [ 983.856609][T14444] ? __cfi_worker_thread+0x10/0x10 [ 983.856627][T14444] ? __cfi_kthread+0x10/0x10 [ 983.856647][T14444] ret_from_fork+0x67/0xa0 [ 983.856671][T14444] ? __cfi_kthread+0x10/0x10 [ 983.856694][T14444] ret_from_fork_asm+0x1a/0x30 [ 983.856712][T14444] [ 983.859046][ T13] CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.859072][ T13] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.859085][ T13] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 983.859110][ T13] Call Trace: [ 983.859115][ T13] [ 983.859122][ T13] __dump_stack+0x21/0x30 [ 983.859162][ T13] dump_stack_lvl+0x140/0x1c0 [ 983.859186][ T13] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.859209][ T13] ? calc_wheel_index+0x13a/0x8f0 [ 983.859233][ T13] ? __kasan_check_write+0x18/0x20 [ 983.859252][ T13] ? timer_update_keys+0xd0/0xd0 [ 983.859275][ T13] dump_stack+0x19/0x20 [ 983.859298][ T13] should_fail_ex+0x3c2/0x510 [ 983.859318][ T13] should_failslab+0xac/0x100 [ 983.859346][ T13] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.859364][ T13] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 983.859386][ T13] ? __alloc_skb+0x10c/0x360 [ 983.859408][ T13] ? __mod_timer+0x881/0xd20 [ 983.859429][ T13] __alloc_skb+0x10c/0x360 [ 983.859452][ T13] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 983.859475][ T13] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 983.859495][ T13] wg_packet_handshake_send_worker+0x204/0x2a0 [ 983.859518][ T13] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 983.859544][ T13] ? wake_up_process+0x14/0x20 [ 983.859560][ T13] ? kick_pool+0x3b7/0x540 [ 983.859581][ T13] process_scheduled_works+0x7f7/0x1060 [ 983.859603][ T13] worker_thread+0xc99/0x13f0 [ 983.859622][ T13] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 983.859643][ T13] ? __kasan_check_read+0x15/0x20 [ 983.859662][ T13] kthread+0x2c7/0x360 [ 983.859681][ T13] ? __cfi_worker_thread+0x10/0x10 [ 983.859699][ T13] ? __cfi_kthread+0x10/0x10 [ 983.859718][ T13] ret_from_fork+0x67/0xa0 [ 983.859743][ T13] ? __cfi_kthread+0x10/0x10 [ 983.859763][ T13] ret_from_fork_asm+0x1a/0x30 [ 983.859782][ T13] [ 983.859989][ T6849] FAULT_INJECTION: forcing a failure. [ 983.859989][ T6849] name failslab, interval 1, probability 100, space 0, times 46 [ 983.865568][ T10] FAULT_INJECTION: forcing a failure. [ 983.865568][ T10] name failslab, interval 1, probability 100, space 0, times 46 [ 983.871726][ T6849] CPU: 1 UID: 0 PID: 6849 Comm: kworker/u8:5 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.871752][ T6849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.871766][ T6849] Workqueue: wg-kex-wg0 wg_packet_handshake_send_worker [ 983.871796][ T6849] Call Trace: [ 983.871803][ T6849] [ 983.871811][ T6849] __dump_stack+0x21/0x30 [ 983.871836][ T6849] dump_stack_lvl+0x140/0x1c0 [ 983.871859][ T6849] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.871882][ T6849] ? calc_wheel_index+0x13a/0x8f0 [ 983.871907][ T6849] ? __kasan_check_write+0x18/0x20 [ 983.871927][ T6849] ? timer_update_keys+0xd0/0xd0 [ 983.871950][ T6849] dump_stack+0x19/0x20 [ 983.871972][ T6849] should_fail_ex+0x3c2/0x510 [ 983.871993][ T6849] should_failslab+0xac/0x100 [ 983.872014][ T6849] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.872033][ T6849] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 983.872054][ T6849] ? __alloc_skb+0x10c/0x360 [ 983.872076][ T6849] ? __mod_timer+0x881/0xd20 [ 983.872096][ T6849] __alloc_skb+0x10c/0x360 [ 983.872119][ T6849] wg_socket_send_buffer_to_peer+0x3b/0x170 [ 983.872142][ T6849] ? ktime_get_coarse_with_offset+0x157/0x1a0 [ 983.872161][ T6849] wg_packet_handshake_send_worker+0x204/0x2a0 [ 983.872184][ T6849] ? __cfi_wg_packet_handshake_send_worker+0x10/0x10 [ 983.872209][ T6849] ? preempt_schedule_thunk+0x1a/0x40 [ 983.872229][ T6849] process_scheduled_works+0x7f7/0x1060 [ 983.872252][ T6849] worker_thread+0xc99/0x13f0 [ 983.872271][ T6849] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 983.872290][ T6849] ? __kasan_check_read+0x15/0x20 [ 983.872309][ T6849] kthread+0x2c7/0x360 [ 983.872334][ T6849] ? __cfi_worker_thread+0x10/0x10 [ 983.872353][ T6849] ? __cfi_kthread+0x10/0x10 [ 983.872372][ T6849] ret_from_fork+0x67/0xa0 [ 983.872395][ T6849] ? __cfi_kthread+0x10/0x10 [ 983.872414][ T6849] ret_from_fork_asm+0x1a/0x30 [ 983.872433][ T6849] [ 983.951874][ C1] FAULT_INJECTION: forcing a failure. [ 983.951874][ C1] name failslab, interval 1, probability 100, space 0, times 44 [ 983.953146][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.953173][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.953194][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 983.953226][ T10] Call Trace: [ 983.953233][ T10] [ 983.953242][ T10] __dump_stack+0x21/0x30 [ 983.953269][ T10] dump_stack_lvl+0x140/0x1c0 [ 983.953291][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.953316][ T10] ? __sched_text_start+0x10/0x10 [ 983.953338][ T10] ? _raw_spin_lock+0x92/0x120 [ 983.953358][ T10] dump_stack+0x19/0x20 [ 983.953379][ T10] should_fail_ex+0x3c2/0x510 [ 983.953400][ T10] should_failslab+0xac/0x100 [ 983.953430][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.953450][ T10] ? __alloc_skb+0x10c/0x360 [ 983.953474][ T10] __alloc_skb+0x10c/0x360 [ 983.953496][ T10] __neigh_notify+0x83/0x140 [ 983.953519][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 983.953543][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 983.953566][ T10] process_scheduled_works+0x7f7/0x1060 [ 983.953589][ T10] worker_thread+0xc99/0x13f0 [ 983.953608][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 983.953628][ T10] ? __kasan_check_read+0x15/0x20 [ 983.953647][ T10] kthread+0x2c7/0x360 [ 983.953666][ T10] ? __cfi_worker_thread+0x10/0x10 [ 983.953685][ T10] ? __cfi_kthread+0x10/0x10 [ 983.953704][ T10] ret_from_fork+0x67/0xa0 [ 983.953728][ T10] ? __cfi_kthread+0x10/0x10 [ 983.953748][ T10] ret_from_fork_asm+0x1a/0x30 [ 983.953767][ T10] [ 983.953796][ T10] FAULT_INJECTION: forcing a failure. [ 983.953796][ T10] name failslab, interval 1, probability 100, space 0, times 43 [ 983.956049][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 983.956074][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 983.956086][ C1] Call Trace: [ 983.956093][ C1] [ 983.956100][ C1] __dump_stack+0x21/0x30 [ 983.956128][ C1] dump_stack_lvl+0x140/0x1c0 [ 983.956153][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 983.956179][ C1] dump_stack+0x19/0x20 [ 983.956203][ C1] should_fail_ex+0x3c2/0x510 [ 983.956223][ C1] should_failslab+0xac/0x100 [ 983.956246][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 983.956266][ C1] ? __alloc_skb+0x10c/0x360 [ 983.956289][ C1] ? __kasan_check_write+0x18/0x20 [ 983.956309][ C1] __alloc_skb+0x10c/0x360 [ 983.956333][ C1] __pskb_copy_fclone+0xb7/0x1140 [ 983.956351][ C1] ? __cfi_tipc_crypto_xmit+0x10/0x10 [ 983.956372][ C1] tipc_udp_send_msg+0x222/0x340 [ 983.956400][ C1] tipc_bearer_xmit_skb+0x29f/0x390 [ 983.956422][ C1] ? __kasan_check_write+0x18/0x20 [ 983.956439][ C1] ? __cfi_tipc_bearer_xmit_skb+0x10/0x10 [ 983.956461][ C1] ? skb_clone+0x255/0x470 [ 983.956478][ C1] tipc_disc_timeout+0x66e/0x810 [ 983.956496][ C1] ? run_posix_cpu_timers+0x2d1/0x620 [ 983.956523][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 983.956542][ C1] ? __kasan_check_write+0x18/0x20 [ 983.956560][ C1] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 983.956581][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 983.956599][ C1] call_timer_fn+0x4c/0x300 [ 983.956623][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 983.956640][ C1] __run_timer_base+0x6c0/0x9b0 [ 983.956664][ C1] ? timer_expire_remote+0xa0/0xa0 [ 983.956693][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 983.956721][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 983.956746][ C1] run_timer_softirq+0x35/0x70 [ 983.956769][ C1] handle_softirqs+0x1aa/0x620 [ 983.956789][ C1] __irq_exit_rcu+0x47/0xb0 [ 983.956807][ C1] irq_exit_rcu+0xd/0x30 [ 983.956825][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 983.956851][ C1] [ 983.956857][ C1] [ 983.956864][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 983.956889][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 983.956918][ C1] Code: cc cc cc cc cc cc cc b8 2e a0 7e 1d 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 a9 43 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 [ 983.956934][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2 [ 983.956951][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366cc00 RCX: ffffffff85a3b4fd [ 983.956966][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000d6e30c [ 983.956978][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f395eb R09: 1ffff1103ede72bd [ 983.956992][ C1] R10: dffffc0000000000 R11: ffffed103ede72be R12: 0000000000000000 [ 983.957006][ C1] R13: 1ffff110206cd980 R14: dffffc0000000000 R15: ffffffff87ecb7e8 [ 983.957022][ C1] ? ct_kernel_exit+0x7d/0xb0 [ 983.957041][ C1] default_idle+0x17/0x30 [ 983.957057][ C1] arch_cpu_idle+0xd/0x20 [ 983.957074][ C1] default_idle_call+0x3e/0x80 [ 983.957092][ C1] do_idle+0x2fc/0x570 [ 983.957111][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 983.957133][ C1] cpu_startup_entry+0x47/0x60 [ 983.957154][ C1] start_secondary+0x12e/0x140 [ 983.957178][ C1] common_startup_64+0x13b/0x157 [ 983.957205][ C1] [ 984.991898][ C1] FAULT_INJECTION: forcing a failure. [ 984.991898][ C1] name failslab, interval 1, probability 100, space 0, times 42 [ 984.993461][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 984.993488][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 984.993501][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 984.993531][ T10] Call Trace: [ 984.993538][ T10] [ 984.993548][ T10] __dump_stack+0x21/0x30 [ 984.993574][ T10] dump_stack_lvl+0x140/0x1c0 [ 984.993598][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 984.993622][ T10] ? __kasan_check_write+0x18/0x20 [ 984.993642][ T10] ? _raw_spin_lock+0x92/0x120 [ 984.993663][ T10] dump_stack+0x19/0x20 [ 984.993685][ T10] should_fail_ex+0x3c2/0x510 [ 984.993706][ T10] should_failslab+0xac/0x100 [ 984.993727][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 984.993747][ T10] ? __alloc_skb+0x10c/0x360 [ 984.993771][ T10] __alloc_skb+0x10c/0x360 [ 984.993794][ T10] __neigh_notify+0x83/0x140 [ 984.993817][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 984.993841][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 984.993865][ T10] process_scheduled_works+0x7f7/0x1060 [ 984.993889][ T10] worker_thread+0xc99/0x13f0 [ 984.993908][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 984.993929][ T10] ? __kasan_check_read+0x15/0x20 [ 984.993947][ T10] kthread+0x2c7/0x360 [ 984.993967][ T10] ? __cfi_worker_thread+0x10/0x10 [ 984.993986][ T10] ? __cfi_kthread+0x10/0x10 [ 984.994005][ T10] ret_from_fork+0x67/0xa0 [ 984.994030][ T10] ? __cfi_kthread+0x10/0x10 [ 984.994050][ T10] ret_from_fork_asm+0x1a/0x30 [ 984.994068][ T10] [ 984.994211][ T37] [ 984.998528][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 984.998553][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 984.998564][ C1] Call Trace: [ 984.998570][ C1] [ 984.998579][ C1] __dump_stack+0x21/0x30 [ 984.998607][ C1] dump_stack_lvl+0x140/0x1c0 [ 984.998633][ C1] ? __cfi_dump_stack_lvl+0x10/0x10 [ 984.998657][ C1] dump_stack+0x19/0x20 [ 984.998687][ C1] should_fail_ex+0x3c2/0x510 [ 984.998709][ C1] should_failslab+0xac/0x100 [ 984.998731][ C1] kmem_cache_alloc_node_noprof+0x45/0x420 [ 984.998751][ C1] ? __alloc_skb+0x10c/0x360 [ 984.998775][ C1] ? __kasan_check_write+0x18/0x20 [ 984.998794][ C1] __alloc_skb+0x10c/0x360 [ 984.998819][ C1] __pskb_copy_fclone+0xb7/0x1140 [ 984.998837][ C1] ? __cfi_tipc_crypto_xmit+0x10/0x10 [ 984.998858][ C1] tipc_udp_send_msg+0x222/0x340 [ 984.998886][ C1] tipc_bearer_xmit_skb+0x29f/0x390 [ 984.998907][ C1] ? __kasan_check_write+0x18/0x20 [ 984.998926][ C1] ? __cfi_tipc_bearer_xmit_skb+0x10/0x10 [ 984.998947][ C1] ? skb_clone+0x255/0x470 [ 984.998964][ C1] tipc_disc_timeout+0x66e/0x810 [ 984.998982][ C1] ? run_posix_cpu_timers+0x2d1/0x620 [ 984.999009][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 984.999029][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 984.999063][ C1] call_timer_fn+0x4c/0x300 [ 984.999087][ C1] ? __cfi_tipc_disc_timeout+0x10/0x10 [ 984.999105][ C1] __run_timer_base+0x6c0/0x9b0 [ 984.999130][ C1] ? timer_expire_remote+0xa0/0xa0 [ 984.999152][ C1] ? kvm_sched_clock_read+0x15/0x30 [ 984.999180][ C1] ? irqtime_account_irq+0x51/0x1c0 [ 984.999206][ C1] run_timer_softirq+0x35/0x70 [ 984.999229][ C1] handle_softirqs+0x1aa/0x620 [ 984.999250][ C1] __irq_exit_rcu+0x47/0xb0 [ 984.999268][ C1] irq_exit_rcu+0xd/0x30 [ 984.999284][ C1] sysvec_apic_timer_interrupt+0x82/0x90 [ 984.999311][ C1] [ 984.999317][ C1] [ 984.999324][ C1] asm_sysvec_apic_timer_interrupt+0x1f/0x30 [ 984.999349][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 984.999378][ C1] Code: cc cc cc cc cc cc cc b8 2e a0 7e 1d 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 a9 43 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 [ 984.999394][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2 [ 984.999412][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366cc00 RCX: ffffffff85a3b4fd [ 984.999428][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000d6e9cc [ 984.999440][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f395eb R09: 1ffff1103ede72bd [ 984.999455][ C1] R10: dffffc0000000000 R11: ffffed103ede72be R12: 0000000000000000 [ 984.999468][ C1] R13: 1ffff110206cd980 R14: dffffc0000000000 R15: ffffffff87ecb7e8 [ 984.999483][ C1] ? ct_kernel_exit+0x7d/0xb0 [ 984.999501][ C1] default_idle+0x17/0x30 [ 984.999518][ C1] arch_cpu_idle+0xd/0x20 [ 984.999534][ C1] default_idle_call+0x3e/0x80 [ 984.999552][ C1] do_idle+0x1df/0x570 [ 984.999573][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 984.999595][ C1] cpu_startup_entry+0x47/0x60 [ 984.999615][ C1] start_secondary+0x12e/0x140 [ 984.999640][ C1] common_startup_64+0x13b/0x157 [ 984.999673][ C1] [ 985.882216][ T110] FAULT_INJECTION: forcing a failure. [ 985.882216][ T110] name failslab, interval 1, probability 100, space 0, times 40 [ 985.886782][ T37] INFO: task kworker/u8:6:21772 blocked for more than 142 seconds. [ 985.891694][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.891722][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.891734][ T110] Call Trace: [ 985.891741][ T110] [ 985.891749][ T110] __dump_stack+0x21/0x30 [ 985.891782][ T110] dump_stack_lvl+0x140/0x1c0 [ 985.891805][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.891829][ T110] ? cred_has_capability+0x296/0x3a0 [ 985.891848][ T110] dump_stack+0x19/0x20 [ 985.891871][ T110] should_fail_ex+0x3c2/0x510 [ 985.891892][ T110] should_failslab+0xac/0x100 [ 985.891914][ T110] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.891934][ T110] ? __alloc_skb+0x10c/0x360 [ 985.891957][ T110] ? selinux_capable+0x38/0x50 [ 985.891980][ T110] __alloc_skb+0x10c/0x360 [ 985.892003][ T110] netlink_alloc_large_skb+0xf7/0x1b0 [ 985.892028][ T110] netlink_sendmsg+0x576/0xad0 [ 985.892047][ T110] ? __cfi_netlink_sendmsg+0x10/0x10 [ 985.892066][ T110] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 985.892086][ T110] ? security_socket_sendmsg+0x3d/0x100 [ 985.892109][ T110] ____sys_sendmsg+0x9a1/0xa00 [ 985.892128][ T110] ? __import_iovec+0x3fa/0x7d0 [ 985.892152][ T110] ? __sys_sendmsg_sock+0x50/0x50 [ 985.892170][ T110] ? import_iovec+0x80/0xb0 [ 985.892194][ T110] ___sys_sendmsg+0x2a6/0x370 [ 985.892213][ T110] ? __sys_sendmsg+0x2a0/0x2a0 [ 985.892229][ T110] ? from_kgid_munged+0x197/0x6e0 [ 985.892251][ T110] ? __kasan_check_read+0x15/0x20 [ 985.892273][ T110] ? __kasan_check_read+0x15/0x20 [ 985.892291][ T110] __x64_sys_sendmsg+0x206/0x2e0 [ 985.892309][ T110] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 985.892328][ T110] ? __kasan_check_read+0x15/0x20 [ 985.892347][ T110] x64_sys_call+0x2a4c/0x2ee0 [ 985.892364][ T110] do_syscall_64+0x57/0xf0 [ 985.892384][ T110] ? clear_bhb_loop+0x50/0xa0 [ 985.892407][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 985.892429][ T110] RIP: 0033:0x7f175c6a7407 [ 985.892445][ T110] 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 [ 985.892461][ T110] RSP: 002b:00007ffe8debc220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 985.892481][ T110] RAX: ffffffffffffffda RBX: 00007f175cd42880 RCX: 00007f175c6a7407 [ 985.892496][ T110] RDX: 0000000000000000 RSI: 00007ffe8debc280 RDI: 0000000000000004 [ 985.892509][ T110] RBP: 000055b74d2a9f80 R08: 0000000000000000 R09: 0000000000000000 [ 985.892521][ T110] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3 [ 985.892533][ T110] R13: 000055b74d057d80 R14: 0000000000000000 R15: 0000000000000000 [ 985.892547][ T110] [ 985.892632][ T110] udevd[110]: worker [22623] did not accept message -105 (No buffer space available), kill it [ 985.907316][ T10] FAULT_INJECTION: forcing a failure. [ 985.907316][ T10] name failslab, interval 1, probability 100, space 0, times 39 [ 985.913323][ T37] Not tainted syzkaller #0 [ 985.918059][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.918089][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.918102][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 985.918134][ T10] Call Trace: [ 985.918143][ T10] [ 985.918152][ T10] __dump_stack+0x21/0x30 [ 985.918181][ T10] dump_stack_lvl+0x140/0x1c0 [ 985.918204][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.918228][ T10] ? __sched_text_start+0x10/0x10 [ 985.918250][ T10] ? _raw_spin_lock+0x92/0x120 [ 985.918269][ T10] dump_stack+0x19/0x20 [ 985.918292][ T10] should_fail_ex+0x3c2/0x510 [ 985.918313][ T10] should_failslab+0xac/0x100 [ 985.918336][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.918356][ T10] ? __alloc_skb+0x10c/0x360 [ 985.918380][ T10] __alloc_skb+0x10c/0x360 [ 985.918402][ T10] __neigh_notify+0x83/0x140 [ 985.918426][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 985.918449][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 985.918473][ T10] process_scheduled_works+0x7f7/0x1060 [ 985.918497][ T10] worker_thread+0xc99/0x13f0 [ 985.918516][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.918537][ T10] ? __kasan_check_read+0x15/0x20 [ 985.918556][ T10] kthread+0x2c7/0x360 [ 985.918576][ T10] ? __cfi_worker_thread+0x10/0x10 [ 985.918594][ T10] ? __cfi_kthread+0x10/0x10 [ 985.918620][ T10] ret_from_fork+0x67/0xa0 [ 985.918644][ T10] ? __cfi_kthread+0x10/0x10 [ 985.918664][ T10] ret_from_fork_asm+0x1a/0x30 [ 985.918683][ T10] [ 985.918727][ T10] FAULT_INJECTION: forcing a failure. [ 985.918727][ T10] name failslab, interval 1, probability 100, space 0, times 38 [ 985.921332][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 985.921344][ T37] task:kworker/u8:6 state:D [ 985.924318][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.924345][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.924357][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 985.924384][ T10] Call Trace: [ 985.924390][ T10] [ 985.924398][ T10] __dump_stack+0x21/0x30 [ 985.924424][ T10] dump_stack_lvl+0x140/0x1c0 [ 985.924446][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.924470][ T10] ? __kasan_check_write+0x18/0x20 [ 985.924487][ T10] ? _raw_spin_lock+0x92/0x120 [ 985.924507][ T10] dump_stack+0x19/0x20 [ 985.924529][ T10] should_fail_ex+0x3c2/0x510 [ 985.924549][ T10] should_failslab+0xac/0x100 [ 985.924570][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.924589][ T10] ? __alloc_skb+0x10c/0x360 [ 985.924620][ T10] __alloc_skb+0x10c/0x360 [ 985.924642][ T10] __neigh_notify+0x83/0x140 [ 985.924665][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 985.924689][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 985.924713][ T10] process_scheduled_works+0x7f7/0x1060 [ 985.924735][ T10] worker_thread+0xc99/0x13f0 [ 985.924754][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.924775][ T10] ? __kasan_check_read+0x15/0x20 [ 985.924793][ T10] kthread+0x2c7/0x360 [ 985.924812][ T10] ? __cfi_worker_thread+0x10/0x10 [ 985.924831][ T10] ? __cfi_kthread+0x10/0x10 [ 985.924850][ T10] ret_from_fork+0x67/0xa0 [ 985.924874][ T10] ? __cfi_kthread+0x10/0x10 [ 985.924894][ T10] ret_from_fork_asm+0x1a/0x30 [ 985.924913][ T10] [ 985.924940][ T10] FAULT_INJECTION: forcing a failure. [ 985.924940][ T10] name failslab, interval 1, probability 100, space 0, times 37 [ 985.928632][ T37] stack:0 pid:21772 tgid:21772 ppid:2 flags:0x00004000 [ 985.933297][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.933320][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.933331][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 985.933356][ T10] Call Trace: [ 985.933362][ T10] [ 985.933369][ T10] __dump_stack+0x21/0x30 [ 985.933394][ T10] dump_stack_lvl+0x140/0x1c0 [ 985.933418][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.933443][ T10] ? __kasan_check_write+0x18/0x20 [ 985.933458][ T10] ? _raw_spin_lock+0x92/0x120 [ 985.933477][ T10] dump_stack+0x19/0x20 [ 985.933500][ T10] should_fail_ex+0x3c2/0x510 [ 985.933520][ T10] should_failslab+0xac/0x100 [ 985.933542][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.933560][ T10] ? __alloc_skb+0x10c/0x360 [ 985.933583][ T10] __alloc_skb+0x10c/0x360 [ 985.933613][ T10] __neigh_notify+0x83/0x140 [ 985.933637][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 985.933660][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 985.933684][ T10] process_scheduled_works+0x7f7/0x1060 [ 985.933706][ T10] worker_thread+0xc99/0x13f0 [ 985.933725][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.933745][ T10] ? __kasan_check_read+0x15/0x20 [ 985.933764][ T10] kthread+0x2c7/0x360 [ 985.933783][ T10] ? __cfi_worker_thread+0x10/0x10 [ 985.933801][ T10] ? __cfi_kthread+0x10/0x10 [ 985.933821][ T10] ret_from_fork+0x67/0xa0 [ 985.933845][ T10] ? __cfi_kthread+0x10/0x10 [ 985.933865][ T10] ret_from_fork_asm+0x1a/0x30 [ 985.933883][ T10] [ 985.936885][ T10] FAULT_INJECTION: forcing a failure. [ 985.936885][ T10] name failslab, interval 1, probability 100, space 0, times 36 [ 985.938616][ T37] Workqueue: events_unbound linkwatch_event [ 985.944096][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.944122][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.944134][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 985.944162][ T10] Call Trace: [ 985.944169][ T10] [ 985.944177][ T10] __dump_stack+0x21/0x30 [ 985.944204][ T10] dump_stack_lvl+0x140/0x1c0 [ 985.944228][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.944252][ T10] ? __sched_text_start+0x10/0x10 [ 985.944274][ T10] ? _raw_spin_lock+0x92/0x120 [ 985.944294][ T10] dump_stack+0x19/0x20 [ 985.944316][ T10] should_fail_ex+0x3c2/0x510 [ 985.944337][ T10] should_failslab+0xac/0x100 [ 985.944359][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.944379][ T10] ? __alloc_skb+0x10c/0x360 [ 985.944403][ T10] __alloc_skb+0x10c/0x360 [ 985.944426][ T10] __neigh_notify+0x83/0x140 [ 985.944450][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 985.944474][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 985.944497][ T10] process_scheduled_works+0x7f7/0x1060 [ 985.944540][ T10] worker_thread+0xc99/0x13f0 [ 985.944559][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.944580][ T10] ? __kasan_check_read+0x15/0x20 [ 985.944605][ T10] kthread+0x2c7/0x360 [ 985.944625][ T10] ? __cfi_worker_thread+0x10/0x10 [ 985.944644][ T10] ? __cfi_kthread+0x10/0x10 [ 985.944663][ T10] ret_from_fork+0x67/0xa0 [ 985.944687][ T10] ? __cfi_kthread+0x10/0x10 [ 985.944707][ T10] ret_from_fork_asm+0x1a/0x30 [ 985.944726][ T10] [ 985.944753][ T10] FAULT_INJECTION: forcing a failure. [ 985.944753][ T10] name failslab, interval 1, probability 100, space 0, times 35 [ 985.953944][ T110] FAULT_INJECTION: forcing a failure. [ 985.953944][ T110] name failslab, interval 1, probability 100, space 0, times 35 [ 985.958182][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.958205][ T10] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.958218][ T10] Workqueue: events_power_efficient neigh_periodic_work [ 985.958247][ T10] Call Trace: [ 985.958253][ T10] [ 985.958261][ T10] __dump_stack+0x21/0x30 [ 985.958289][ T10] dump_stack_lvl+0x140/0x1c0 [ 985.958312][ T10] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.958337][ T10] ? __kasan_check_write+0x18/0x20 [ 985.958356][ T10] ? _raw_spin_lock+0x92/0x120 [ 985.958377][ T10] dump_stack+0x19/0x20 [ 985.958399][ T10] should_fail_ex+0x3c2/0x510 [ 985.958419][ T10] should_failslab+0xac/0x100 [ 985.958441][ T10] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.958461][ T10] ? __alloc_skb+0x10c/0x360 [ 985.958485][ T10] __alloc_skb+0x10c/0x360 [ 985.958508][ T10] __neigh_notify+0x83/0x140 [ 985.958532][ T10] neigh_cleanup_and_release+0x2c/0x1a0 [ 985.958556][ T10] neigh_periodic_work+0x9b7/0xbb0 [ 985.958580][ T10] process_scheduled_works+0x7f7/0x1060 [ 985.958608][ T10] worker_thread+0xc99/0x13f0 [ 985.958628][ T10] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.958648][ T10] ? __kasan_check_read+0x15/0x20 [ 985.958667][ T10] kthread+0x2c7/0x360 [ 985.958687][ T10] ? __cfi_worker_thread+0x10/0x10 [ 985.958705][ T10] ? __cfi_kthread+0x10/0x10 [ 985.958724][ T10] ret_from_fork+0x67/0xa0 [ 985.958749][ T10] ? __cfi_kthread+0x10/0x10 [ 985.958769][ T10] ret_from_fork_asm+0x1a/0x30 [ 985.958787][ T10] [ 985.961034][T21772] FAULT_INJECTION: forcing a failure. [ 985.961034][T21772] name failslab, interval 1, probability 100, space 0, times 34 [ 985.965998][ T37] [ 985.974677][T21772] CPU: 0 UID: 0 PID: 21772 Comm: kworker/u8:6 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.974709][T21772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.974722][T21772] Workqueue: events_unbound linkwatch_event [ 985.974753][T21772] Call Trace: [ 985.974760][T21772] [ 985.974767][T21772] __dump_stack+0x21/0x30 [ 985.974796][T21772] dump_stack_lvl+0x140/0x1c0 [ 985.974820][T21772] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.974845][T21772] dump_stack+0x19/0x20 [ 985.974867][T21772] should_fail_ex+0x3c2/0x510 [ 985.974888][T21772] should_failslab+0xac/0x100 [ 985.974911][T21772] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.974936][T21772] ? __alloc_skb+0x10c/0x360 [ 985.974960][T21772] __alloc_skb+0x10c/0x360 [ 985.974983][T21772] rtmsg_ifinfo_build_skb+0x7a/0x270 [ 985.975004][T21772] rtmsg_ifinfo+0x91/0x1a0 [ 985.975023][T21772] netdev_state_change+0x19a/0x240 [ 985.975041][T21772] ? __cfi_netdev_state_change+0x10/0x10 [ 985.975060][T21772] ? dev_activate+0x9b1/0x1160 [ 985.975082][T21772] linkwatch_do_dev+0x11f/0x170 [ 985.975104][T21772] __linkwatch_run_queue+0x414/0x670 [ 985.975129][T21772] ? linkwatch_run_queue+0x30/0x30 [ 985.975152][T21772] ? wake_up_process+0x14/0x20 [ 985.975169][T21772] ? kick_pool+0x3b7/0x540 [ 985.975191][T21772] linkwatch_event+0x50/0x60 [ 985.975214][T21772] process_scheduled_works+0x7f7/0x1060 [ 985.975236][T21772] worker_thread+0xc99/0x13f0 [ 985.975255][T21772] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.975275][T21772] ? __kasan_check_read+0x15/0x20 [ 985.975294][T21772] kthread+0x2c7/0x360 [ 985.975313][T21772] ? __cfi_worker_thread+0x10/0x10 [ 985.975332][T21772] ? __cfi_kthread+0x10/0x10 [ 985.975351][T21772] ret_from_fork+0x67/0xa0 [ 985.975375][T21772] ? __cfi_kthread+0x10/0x10 [ 985.975395][T21772] ret_from_fork_asm+0x1a/0x30 [ 985.975414][T21772] [ 985.975586][T21772] FAULT_INJECTION: forcing a failure. [ 985.975586][T21772] name failslab, interval 1, probability 100, space 0, times 33 [ 985.979424][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.979450][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.979461][ T110] Call Trace: [ 985.979466][ T110] [ 985.979475][ T110] __dump_stack+0x21/0x30 [ 985.979499][ T110] dump_stack_lvl+0x140/0x1c0 [ 985.979522][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.979546][ T110] ? cred_has_capability+0x296/0x3a0 [ 985.979565][ T110] dump_stack+0x19/0x20 [ 985.979586][ T110] should_fail_ex+0x3c2/0x510 [ 985.979606][ T110] should_failslab+0xac/0x100 [ 985.979629][ T110] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.979648][ T110] ? __alloc_skb+0x10c/0x360 [ 985.979671][ T110] ? selinux_capable+0x38/0x50 [ 985.979692][ T110] __alloc_skb+0x10c/0x360 [ 985.979716][ T110] netlink_alloc_large_skb+0xf7/0x1b0 [ 985.979742][ T110] netlink_sendmsg+0x576/0xad0 [ 985.979760][ T110] ? __cfi_netlink_sendmsg+0x10/0x10 [ 985.979778][ T110] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 985.979799][ T110] ? security_socket_sendmsg+0x3d/0x100 [ 985.979822][ T110] ____sys_sendmsg+0x9a1/0xa00 [ 985.979840][ T110] ? __import_iovec+0x3fa/0x7d0 [ 985.979865][ T110] ? __sys_sendmsg_sock+0x50/0x50 [ 985.979884][ T110] ? import_iovec+0x80/0xb0 [ 985.979908][ T110] ___sys_sendmsg+0x2a6/0x370 [ 985.979925][ T110] ? complete_signal+0xc6d/0xda0 [ 985.979949][ T110] ? __sys_sendmsg+0x2a0/0x2a0 [ 985.979969][ T110] ? do_send_sig_info+0xf9/0x210 [ 985.979992][ T110] ? __kasan_check_read+0x15/0x20 [ 985.980009][ T110] __x64_sys_sendmsg+0x206/0x2e0 [ 985.980028][ T110] ? __cfi___x64_sys_sendmsg+0x10/0x10 [ 985.980046][ T110] ? do_writev+0x214/0x2e0 [ 985.980069][ T110] ? __kasan_check_read+0x15/0x20 [ 985.980087][ T110] x64_sys_call+0x2a4c/0x2ee0 [ 985.980111][ T110] do_syscall_64+0x57/0xf0 [ 985.980131][ T110] ? clear_bhb_loop+0x50/0xa0 [ 985.980154][ T110] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 985.980176][ T110] RIP: 0033:0x7f175c6a7407 [ 985.980193][ T110] 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 [ 985.980208][ T110] RSP: 002b:00007ffe8debc220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 985.980228][ T110] RAX: ffffffffffffffda RBX: 00007f175cd42880 RCX: 00007f175c6a7407 [ 985.980243][ T110] RDX: 0000000000000000 RSI: 00007ffe8debc280 RDI: 0000000000000004 [ 985.980256][ T110] RBP: 000055b74d2a6d40 R08: 0000000000000000 R09: 0000000000000000 [ 985.980268][ T110] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3 [ 985.980281][ T110] R13: 000055b74d057d80 R14: 0000000000000000 R15: 0000000000000000 [ 985.980295][ T110] [ 985.980351][ T110] udevd[110]: worker [21788] did not accept message -105 (No buffer space available), kill it [ 985.984114][T12053] FAULT_INJECTION: forcing a failure. [ 985.984114][T12053] name failslab, interval 1, probability 100, space 0, times 32 [ 985.989886][ T37] Call Trace: [ 985.997068][T12053] CPU: 0 UID: 0 PID: 12053 Comm: kworker/0:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 985.997094][T12053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 985.997107][T12053] Workqueue: mld mld_ifc_work [ 985.997131][T12053] Call Trace: [ 985.997138][T12053] [ 985.997144][T12053] __dump_stack+0x21/0x30 [ 985.997171][T12053] dump_stack_lvl+0x140/0x1c0 [ 985.997195][T12053] ? __cfi_dump_stack_lvl+0x10/0x10 [ 985.997219][T12053] ? tg_unthrottle_up+0x9b0/0x9b0 [ 985.997244][T12053] dump_stack+0x19/0x20 [ 985.997266][T12053] should_fail_ex+0x3c2/0x510 [ 985.997287][T12053] should_failslab+0xac/0x100 [ 985.997310][T12053] kmem_cache_alloc_node_noprof+0x45/0x420 [ 985.997331][T12053] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 985.997356][T12053] ? __alloc_skb+0x10c/0x360 [ 985.997380][T12053] __alloc_skb+0x10c/0x360 [ 985.997402][T12053] mld_newpack+0x162/0xa10 [ 985.997422][T12053] ? __switch_to+0xc6b/0x1320 [ 985.997446][T12053] ? mld_sendpack+0xd10/0xd10 [ 985.997465][T12053] ? __cfi___switch_to+0x10/0x10 [ 985.997490][T12053] ? kthread_data+0x54/0xc0 [ 985.997508][T12053] add_grec+0xf20/0x1400 [ 985.997527][T12053] ? __kasan_check_write+0x18/0x20 [ 985.997544][T12053] ? mutex_lock+0x97/0x1d0 [ 985.997567][T12053] ? __cfi_mutex_lock+0x10/0x10 [ 985.997596][T12053] ? __schedule+0x149e/0x20b0 [ 985.997617][T12053] mld_ifc_work+0x71d/0xc40 [ 985.997637][T12053] process_scheduled_works+0x7f7/0x1060 [ 985.997659][T12053] worker_thread+0xc99/0x13f0 [ 985.997679][T12053] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 985.997700][T12053] ? __kasan_check_read+0x15/0x20 [ 985.997718][T12053] kthread+0x2c7/0x360 [ 985.997737][T12053] ? __cfi_worker_thread+0x10/0x10 [ 985.997755][T12053] ? __cfi_kthread+0x10/0x10 [ 985.997775][T12053] ret_from_fork+0x67/0xa0 [ 985.997800][T12053] ? __cfi_kthread+0x10/0x10 [ 985.997819][T12053] ret_from_fork_asm+0x1a/0x30 [ 985.997838][T12053] [ 985.997849][T12053] FAULT_INJECTION: forcing a failure. [ 985.997849][T12053] name failslab, interval 1, probability 100, space 0, times 31 [ 986.002038][ T110] FAULT_INJECTION: forcing a failure. [ 986.002038][ T110] name failslab, interval 1, probability 100, space 0, times 31 [ 986.004301][T12053] CPU: 0 UID: 0 PID: 12053 Comm: kworker/0:3 Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 986.004328][T12053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 986.004340][T12053] Workqueue: mld mld_ifc_work [ 986.004363][T12053] Call Trace: [ 986.004369][T12053] [ 986.004377][T12053] __dump_stack+0x21/0x30 [ 986.004404][T12053] dump_stack_lvl+0x140/0x1c0 [ 986.004427][T12053] ? __cfi_dump_stack_lvl+0x10/0x10 [ 986.004452][T12053] ? tg_unthrottle_up+0x9b0/0x9b0 [ 986.004477][T12053] dump_stack+0x19/0x20 [ 986.004500][T12053] should_fail_ex+0x3c2/0x510 [ 986.004521][T12053] should_failslab+0xac/0x100 [ 986.004543][T12053] kmem_cache_alloc_node_noprof+0x45/0x420 [ 986.004563][T12053] ? __cfi___update_load_avg_cfs_rq+0x10/0x10 [ 986.004587][T12053] ? __alloc_skb+0x10c/0x360 [ 986.004620][T12053] __alloc_skb+0x10c/0x360 [ 986.004642][T12053] mld_newpack+0x162/0xa10 [ 986.004661][T12053] ? __switch_to+0xc6b/0x1320 [ 986.004687][T12053] ? mld_sendpack+0xd10/0xd10 [ 986.004706][T12053] ? __cfi___switch_to+0x10/0x10 [ 986.004730][T12053] ? kthread_data+0x54/0xc0 [ 986.004749][T12053] add_grec+0xf20/0x1400 [ 986.004767][T12053] ? __kasan_check_write+0x18/0x20 [ 986.004786][T12053] ? mutex_lock+0x97/0x1d0 [ 986.004809][T12053] ? __cfi_mutex_lock+0x10/0x10 [ 986.004831][T12053] ? __schedule+0x149e/0x20b0 [ 986.004853][T12053] mld_ifc_work+0x71d/0xc40 [ 986.004872][T12053] process_scheduled_works+0x7f7/0x1060 [ 986.004895][T12053] worker_thread+0xc99/0x13f0 [ 986.004914][T12053] ? __cfi_set_cpus_allowed_ptr+0x10/0x10 [ 986.004938][T12053] ? __kasan_check_read+0x15/0x20 [ 986.004956][T12053] kthread+0x2c7/0x360 [ 986.004976][T12053] ? __cfi_worker_thread+0x10/0x10 [ 986.004994][T12053] ? __cfi_kthread+0x10/0x10 [ 986.005014][T12053] ret_from_fork+0x67/0xa0 [ 986.005038][T12053] ? __cfi_kthread+0x10/0x10 [ 986.005058][T12053] ret_from_fork_asm+0x1a/0x30 [ 986.005076][T12053] [ 986.005088][T12053] FAULT_INJECTION: forcing a failure. [ 986.005088][T12053] name failslab, interval 1, probability 100, space 0, times 30 [ 986.007648][ T110] CPU: 1 UID: 0 PID: 110 Comm: udevd Not tainted syzkaller #0 45964a5c932d45c81e53484b258bbb49855afb35 [ 986.007672][ T110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 986.007682][ T110] Call Trace: [ 986.007688][ T110] [ 986.007695][ T110] __dump_stack+0x21/0x30 [ 986.007721][ T110] dump_stack_lvl+0x140/0x1c0 [ 986.007744][ T110] ? __cfi_dump_stack_lvl+0x10/0x10 [ 986.007769][ T110] ? cred_has_capability+0x296/0x3a0 [ 986.007787][ T110] dump_stack+0x19/0x20 [ 986.007810][ T110] should_fail_ex+0x3c2/0x510 [ 986.007830][ T110] should_failslab+0xac/0x100 [ 986.007851][ T110] kmem_cache_alloc_node_noprof+0x45/0x420 [ 986.007870][ T110] ? __alloc_skb+0x10c/0x360 [ 986.007892][ T110] ? selinux_capable+0x38/0x50 [ 986.007914][ T110] __alloc_skb+0x10c/0x360 [ 986.007936][ T110] netlink_alloc_large_skb+0xf7/0x1b0 [ 986.007963][ T110] netlink_sendmsg+0x576/0xad0 [ 986.007981][ T110] ? __cfi_netlink_sendmsg+0x10/0x10 [ 986.007999][ T110] ? bpf_lsm_socket_sendmsg+0xd/0x20 [ 986.008020][ T110] ? security_socket_sendmsg+0x3d/0x100