last executing test programs: 6.942642586s ago: executing program 1 (id=2): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=@newsa={0x13c, 0x10, 0x1, 0x0, 0x0, {{@in=@empty, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {@in=@local, 0x1234, 0x6c}, @in=@remote, {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}, {}, {}, 0x0, 0x0, 0x2}, [@algo_comp={0x49, 0x3, {{'deflate\x00'}, 0x0, '\x00'}}]}, 0x13c}}, 0x0) syz_emit_ethernet(0x3e, &(0x7f0000000200)={@local, @remote, @void, {@ipv4={0x800, @generic={{0x5, 0x4, 0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x6c, 0x0, @remote, @local}, "000012341234567890123456"}}}}, 0x0) 6.787112724s ago: executing program 1 (id=10): r0 = fsopen(&(0x7f0000000000)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000100)='mon_addr\x00', &(0x7f0000000200)='127.0.0.1:6789\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000300)='source\x00', &(0x7f0000000400)='127.0.0.1:6789:/\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000500)='mount_timeout\x00', &(0x7f0000000600)='0\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) 5.893580645s ago: executing program 3 (id=19): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=@newlink={0x50, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'bridge0\x00'}, @IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BR_STP_STATE={0x8, 0x5, 0x1}]}}}]}, 0x50}}, 0x0) r1 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000180)={'bridge0\x00', 0x0}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00000001c0)={'bridge0\x00', 0x1}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000200)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000002c0)=@setlink={0x3c, 0x13, 0x1, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_ADDRESS={0xa, 0x1, @random="0242ac110002"}, @IFLA_CARRIER={0x5}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000380)=@setlink={0x58, 0x13, 0x1, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syz_tun\x00'}, @IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_GUARD={0x5, 0x5, 0x1}]}}}]}, 0x58}}, 0x0) syz_emit_ethernet(0x15, &(0x7f0000000400)=ANY=[@ANYBLOB="0180c20000000242ac110001000742420300000000"], 0x0) syz_emit_ethernet(0x15, &(0x7f0000000400)=ANY=[@ANYBLOB="0180c20000000242ac110001000742420300000000"], 0x0) 5.891626379s ago: executing program 1 (id=20): 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) 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) 5.874460072s ago: executing program 3 (id=21): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./nfsd\x00', &(0x7f0000000100)='nfsd\x00', 0x0, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x6) bind$inet(r0, &(0x7f0000000200)={0x2, 0x8008, @loopback}, 0x10) listen(r0, 0x5) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd/versions\x00', 0x1, 0x0) write(r1, &(0x7f0000000100)='-2 -3 +4\n\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd/portlist\x00', 0x1, 0x0) write(r2, &(0x7f0000000300)='3\n\x00', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd/threads\x00', 0x1, 0x0) write(r3, &(0x7f0000000100)='1\n\x00', 0x2) r4 = socket$inet_tcp(0x2, 0x1, 0x6) connect$inet(r4, &(0x7f0000000200)={0x2, 0x8008, @loopback}, 0x10) write(r4, &(0x7f0000000400)="80000028123456780000000000000002000186a300000003000000000000000700"/44, 0x2c) r5 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r5, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000700)={&(0x7f0000000800)={0x14, 0x10, 0x1, 0x0, 0x0, {0x1}}, 0x14}}, 0x0) 5.045420459s ago: executing program 0 (id=25): r0 = socket$inet(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000100)={0x2, 0x4e20, @loopback}, 0x10) listen(r0, 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./file0\x00', 0x0) mount$nfs4(&(0x7f0000000300)='127.0.0.1:/\x00', &(0x7f0000000200)='./file0\x00', &(0x7f0000000400), 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB='addr=127.0.0.1,port=20000,proto=tcp,vers=4.1,noresvport\x00']) close(r0) 4.957030657s ago: executing program 0 (id=27): r0 = socket$inet(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x6f00, @loopback}, 0x10) r1 = fsopen(&(0x7f0000000100)='nfs\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000200)='vers\x00', &(0x7f0000000240)='4.0\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000280)='addr\x00', &(0x7f00000002c0)='127.0.0.1\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000300)='source\x00', &(0x7f0000000340)='127.0.0.1:/export\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000380)='proto\x00', &(0x7f00000003c0)='udp\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000400)='mountproto\x00', &(0x7f0000000440)='udp\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) (async) recvfrom$inet(r0, &(0x7f0000000500)=""/100, 0x64, 0x0, &(0x7f0000000600)={0x2, 0x0, @empty}, 0x10) 4.335199547s ago: executing program 1 (id=28): 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, &(0x7f0000000100)='./nfsd/portlist\x00', 0x1, 0x0) write(r1, &(0x7f0000000140)='tcp 2049\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/threads\x00', 0x1, 0x0) write(r2, &(0x7f00000001c0)='4\x00', 0x2) r3 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r3, &(0x7f0000000200)="000000010000000000000002000186a30000000300"/40, 0x24, 0x0, &(0x7f0000000240)={0x2, 0x801, @loopback}, 0x10) r4 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r4, &(0x7f0000000240)={0x2, 0x801, @loopback}, 0x10) sendto$inet(r4, &(0x7f0000000200)="80000024000000010000000000000002000186a30000000300"/44, 0x28, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0xbebc200}, 0x0) 4.055169402s ago: executing program 0 (id=29): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'veth0\x00'}}]}, 0x38}}, 0x0) nanosleep(&(0x7f0000000100)={0x2}, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) bind(r1, &(0x7f0000000300)=@in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xaa}}, 0x10) listen(r1, 0x5) r2 = socket$inet_smc(0x2b, 0x1, 0x0) connect$inet(r2, &(0x7f0000000400)={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xaa}}, 0x10) 3.211937802s ago: executing program 0 (id=33): 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) 3.133749849s ago: executing program 0 (id=34): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000340)={&(0x7f00000001c0)={0x38, 0x1403, 0x1, 0x0, 0x0, "", [{{0x9, 0x2, 'syz0\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'lo\x00'}}]}, 0x38}}, 0x0) nanosleep(&(0x7f0000000300)={0x1}, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000000)={'lo\x00', 0x1}) bind$inet(r1, &(0x7f0000000400)={0x2, 0x4e21, @loopback}, 0x10) listen(r1, 0x10) r2 = socket$inet_smc(0x2b, 0x1, 0x0) connect$inet(r2, &(0x7f0000000500)={0x2, 0x4e21, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x1}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000600)={0x0, 0x0, &(0x7f0000000700)={&(0x7f0000000800)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000000a00)={&(0x7f0000000b00)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x18}}, 0x0) sendmsg$RDMA_NLDEV_CMD_DELLINK(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f0000000d00)={&(0x7f0000000e00)={0x18, 0x1404, 0x1, 0x0, 0x0, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}]}, 0x18}}, 0x0) nanosleep(&(0x7f0000000300)={0x1}, 0x0) 3.064236319s ago: executing program 2 (id=35): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./proc\x00', &(0x7f0000000080)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./proc/net/rpc/auth.rpcsec.context/channel\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)="010000002031303030303030303030203020302030206b7262352000000000000000001000000000000000120000000102030405060708090a0b0c0d0e0f1020636c69656e740a", 0x41) r1 = socket$inet_tcp(0x2, 0x1, 0x0) connect$inet(r1, &(0x7f0000000200)={0x2, 0x8008, @loopback}, 0x10) write(r1, &(0x7f0000000300)="80000050000000010000000000000002000186a00000000300000000000000060000000100000018000000010000000000000004000000010000000200000004010000000000000600000000000000000000000400000000", 0x54) 2.731403649s ago: executing program 3 (id=36): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f00000000c0)=@newsa={0x104, 0x10, 0x1, 0x0, 0x0, {{@in6=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x3c}, {@in6=@loopback, 0x0, 0x3c}, @in6=@loopback, {}, {}, {}, 0x0, 0x0, 0xa, 0x2}, [@coaddr={0x14, 0xe, @in6=@loopback}]}, 0x104}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f00000000c0)=@newpolicy={0x100, 0x13, 0x1, 0x0, 0x0, {{@in6=@loopback, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x3c}, {}, {}, 0x0, 0x0, 0x1}}, 0x100}}, 0x0) r1 = socket$inet6(0xa, 0x3, 0x3c) sendto$inet6(r1, &(0x7f0000000300)="3a01000000000000", 0x8, 0x0, &(0x7f0000000400)={0xa, 0x0, 0x0, @loopback}, 0x1c) 2.464338598s ago: executing program 3 (id=37): 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$inet(r0, &(0x7f0000000200)="00112233445566778899aabbccddeeff", 0x10, 0x0, &(0x7f0000000300)={0x2, 0x1234, @loopback}, 0x10) 2.245974725s ago: executing program 3 (id=38): r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000000), r0) sendmsg$DEVLINK_CMD_RATE_SET(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000002c0)={0x3c, r1, 0x1, 0x0, 0x0, {0x52}, [@handle=@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_PORT_INDEX={0x8}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0xaa}]}, 0x3c}}, 0x0) 2.193614315s ago: executing program 2 (id=39): r0 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r0, 0x0, 0x0) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$sock_int(r1, 0x1, 0x2, &(0x7f0000000340)=0x1, 0x4) bind$inet(r1, &(0x7f0000000280)={0x2, 0x4e22, @loopback}, 0x10) connect$inet(r1, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) r2 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$sock_int(r2, 0x1, 0x2, &(0x7f0000000340)=0x1, 0x4) bind$inet(r2, &(0x7f0000000380)={0x2, 0x4e22, @rand_addr=0x7f000002}, 0x10) connect$inet(r2, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000300)=[@in={0x2, 0x0, @rand_addr=0x7f000003}], 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000000300)=[@in={0x2, 0x0, @rand_addr=0x7f000003}], 0x10) 2.113874886s ago: executing program 0 (id=40): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='proc\x00', &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000140)=@filename='nfsd\x00', &(0x7f0000000180)='./nfsd\x00', &(0x7f00000001c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/versions\x00', 0x1, 0x0) write(r0, &(0x7f0000000240)='-3 +4.0\n', 0x8) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/portlist\x00', 0x1, 0x0) write(r1, &(0x7f00000002c0)='tcp 2049\n', 0x9) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd/threads\x00', 0x1, 0x0) write(r2, &(0x7f0000000340)='2\n', 0x2) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000380)='./proc/net/rpc/auth.rpcsec.context/channel\x00', 0x1, 0x0) write(r3, &(0x7f00000003c0)='\\x01000000 2000000000 0 0 0 krb5 \\x01000000ffffff7f000000000000000011000000000102030405060708090a0b0c0d0e0f\n', 0x85) (async) close(r3) r4 = socket$inet(0x2, 0x1, 0x0) connect$inet(r4, &(0x7f0000000500)={0x2, 0x801, @loopback}, 0x10) write(r4, &(0x7f0000000600)="80000070123456780000000000000002000186a300000004000000000000000600000024000000010000000100000001000000020000000401000000000000060000000800000001000000000000000100000020040405ff00000000000000000000000100"/116, 0x74) read(r4, &(0x7f0000000800)=""/100, 0x100) close(r4) 1.762623756s ago: executing program 3 (id=41): r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x8008, @empty}, 0x10) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x2, 0x0) write(r1, &(0x7f0000000140)='-4\n\x00', 0x3) r2 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./nfsd/portlist\x00', 0x2, 0x0) write(r2, &(0x7f00000001c0)='3\n\x00', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/threads\x00', 0x2, 0x0) write(r3, &(0x7f0000000240)='1\n\x00', 0x2) r4 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r4, &(0x7f0000000280)={0x2, 0x8008, @loopback}, 0x10) sendto(r4, &(0x7f00000002c0)='12345678\x00', 0x8, 0x0, 0x0, 0x0) nanosleep(&(0x7f0000000300)={0x0, 0x5f5e100}, 0x0) 967.130892ms ago: executing program 2 (id=42): r0 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000100)=0x2, 0x4) setsockopt(r0, 0x84, 0x7d, &(0x7f0000000100)="0000000001000000", 0x8) bind$inet(r0, &(0x7f0000000000)={0x2, 0x3210, @loopback}, 0x10) listen(r0, 0x5) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, 0x0, 0x0) setsockopt(r1, 0x84, 0x7d, &(0x7f0000000100)="0000000001000000", 0x8) connect$inet(r1, &(0x7f0000000000)={0x2, 0x3210, @loopback}, 0x10) 87.245279ms ago: executing program 2 (id=43): r0 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000600)={0x6, 0x6, &(0x7f0000000700)=@raw=[@generic={0xbf, 0x2, 0xa}, @generic={0x7, 0x2, 0x0, 0x0, 0xffffffc0}, @generic={0xb7, 0x3, 0x0, 0x0, 0x40}, @generic={0xb7, 0x4}, @generic={0x85, 0x0, 0x0, 0x0, 0x45}, @generic={0x95}], &(0x7f0000000800)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000900)={r0, 0x0, 0x10, 0x0, &(0x7f0000000a00)="0123456789abcdef0123456789abcdef", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) 86.974229ms ago: executing program 2 (id=44): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB="940000002900010000000000000000000a01010100000000000000000000000012340000020032000a0101030000000000000000000000000a01010400000000000000000000000000000000000000000a0101010000000000000000000000000a010102000000000000000000000000000000000000000002002020320000000000000000000000000000000200000002000000"], 0x94}}, 0x0) 0s ago: executing program 2 (id=45): r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000000)=@newsa={0x150, 0x10, 0x1, 0x0, 0x0, {{@in=@loopback, @in=@loopback, 0x0, 0x0, 0x0, 0x0, 0x2, 0x20, 0x20}, {@in=@loopback, 0xbe3412, 0x32}, @in=@loopback, {}, {}, {}, 0x0, 0x1, 0x2}, [@algo_aead={0x60, 0x12, {{'rfc4106(gcm(aes))\x00'}, 0xa0, 0x60, "210466d38547aa140db9a200000000c538c7cb7a"}}]}, 0x150}}, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000000)=ANY=[@ANYBLOB="940000002900010000000000000000007f00000100000000000000000000000000be3412020032007f0000020000000000000000000000007f00000100000000000000000000000000000000000000007f0000010000000000000000000000007f000001000000000000000000000000000000000000000002002020000000000000000000000000010000000000000002000000"], 0x94}}, 0x0) kernel console output (not intermixed with test programs): 8242][ C1] R13: 00007ffe086bc580 R14: 0000000000000032 R15: 00007ffe086bc580 [ 53.638255][ C1] [ 53.638342][ T5141] FAULT_INJECTION: forcing a failure. [ 53.638342][ T5141] name failslab, interval 1, probability 100, space 0, times 46 [ 53.638357][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.638368][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.638374][ T5141] Call Trace: [ 53.638377][ T5141] [ 53.638381][ T5141] dump_stack_lvl+0x100/0x190 [ 53.638393][ T5141] should_fail_ex.cold+0x5/0xa [ 53.638405][ T5141] should_failslab+0xc2/0x120 [ 53.638419][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.638433][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.638445][ T5141] ? __alloc_skb+0x140/0x710 [ 53.638461][ T5141] __alloc_skb+0x140/0x710 [ 53.638473][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.638486][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.638500][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.638514][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.638533][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.638550][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.638569][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.638584][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.638602][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.638619][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.638636][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.638649][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.638663][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.638677][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.638693][ T5141] ? __sys_connect+0xe4/0x170 [ 53.638713][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.638726][ T5141] ? do_syscall_64+0x90/0x840 [ 53.638738][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.638751][ T5141] do_syscall_64+0x115/0x840 [ 53.638763][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.638775][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.638786][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.638794][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.638804][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.638814][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.638821][ T5141] RDX: 000000000000004d RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.638827][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.638833][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.638839][ T5141] R13: 00007ffe086bc580 R14: 0000000000000032 R15: 00007ffe086bc580 [ 53.638852][ T5141] [ 53.639016][ T5141] FAULT_INJECTION: forcing a failure. [ 53.639016][ T5141] name failslab, interval 1, probability 100, space 0, times 45 [ 53.639029][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.639040][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.639046][ T5141] Call Trace: [ 53.639050][ T5141] [ 53.639053][ T5141] dump_stack_lvl+0x100/0x190 [ 53.639065][ T5141] should_fail_ex.cold+0x5/0xa [ 53.639076][ T5141] should_failslab+0xc2/0x120 [ 53.639091][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.639104][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.639117][ T5141] ? __alloc_skb+0x140/0x710 [ 53.639132][ T5141] __alloc_skb+0x140/0x710 [ 53.639144][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.639161][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.639174][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.639188][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.639207][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.639224][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.639243][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.639257][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.639275][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.639292][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.639309][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.639322][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.639334][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.639348][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.639365][ T5141] ? __sys_connect+0xe4/0x170 [ 53.639384][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.639397][ T5141] ? do_syscall_64+0x90/0x840 [ 53.639410][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.639422][ T5141] do_syscall_64+0x115/0x840 [ 53.639434][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.639446][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.639457][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.639465][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.639475][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.639484][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.639490][ T5141] RDX: 000000000000004d RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.639496][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.639503][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.639509][ T5141] R13: 00007ffe086bc580 R14: 0000000000000032 R15: 00007ffe086bc580 [ 53.639522][ T5141] [ 53.639529][ C3] CPU: 3 UID: 0 PID: 5152 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 53.639547][ C3] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.639555][ C3] Call Trace: [ 53.639560][ C3] [ 53.639566][ C3] dump_stack_lvl+0x100/0x190 [ 53.639583][ C3] should_fail_ex.cold+0x5/0xa [ 53.639601][ C3] should_failslab+0xc2/0x120 [ 53.639621][ C3] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.639640][ C3] ? __alloc_skb+0x140/0x710 [ 53.639662][ C3] __alloc_skb+0x140/0x710 [ 53.639669][ T5141] FAULT_INJECTION: forcing a failure. [ 53.639669][ T5141] name failslab, interval 1, probability 100, space 0, times 44 [ 53.639679][ C3] ? __alloc_skb+0x5b7/0x710 [ 53.639697][ C3] ? __pfx___alloc_skb+0x10/0x10 [ 53.639716][ C3] ? __pfx_ipv6_get_ifaddr+0x10/0x10 [ 53.639737][ C3] ndisc_alloc_skb+0xd8/0x530 [ 53.639757][ C3] ndisc_send_rs+0x370/0x680 [ 53.639780][ C3] addrconf_rs_timer+0x424/0x880 [ 53.639800][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.639823][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.639840][ C3] call_timer_fn+0x19a/0x610 [ 53.639862][ C3] ? __pfx_call_timer_fn+0x10/0x10 [ 53.639886][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.639903][ C3] ? mark_held_locks+0x40/0x70 [ 53.639929][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.639945][ C3] __run_timers+0x757/0xb00 [ 53.639971][ C3] ? __pfx___run_timers+0x10/0x10 [ 53.640000][ C3] ? _raw_spin_lock_irq+0x45/0x50 [ 53.640019][ C3] run_timer_base+0x114/0x190 [ 53.640040][ C3] ? __pfx_run_timer_base+0x10/0x10 [ 53.640064][ C3] run_timer_softirq+0x1a/0x50 [ 53.640084][ C3] handle_softirqs+0x1ea/0x9b0 [ 53.640108][ C3] ? __pfx_handle_softirqs+0x10/0x10 [ 53.640124][ C3] ? _raw_spin_unlock+0x28/0x50 [ 53.640138][ C3] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.640159][ C3] __irq_exit_rcu+0x162/0x210 [ 53.640175][ C3] irq_exit_rcu+0x9/0x30 [ 53.640190][ C3] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.640207][ C3] [ 53.640212][ C3] [ 53.640217][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.640233][ C3] RIP: 0010:its_return_thunk+0x0/0x10 [ 53.640255][ C3] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 e9 0b c9 b9 f5 cc [ 53.640268][ C3] RSP: 0018:ffffc900278d7d48 EFLAGS: 00000286 [ 53.640280][ C3] RAX: 0000000000000001 RBX: ffff8880450d4ae8 RCX: ffffffff82928da7 [ 53.640289][ C3] RDX: 0000000000000000 RSI: ffffffff8c400900 RDI: ffffffff8e46c938 [ 53.640299][ C3] RBP: ffffffff82928fff R08: 0000000000000007 R09: fffffffffffff000 [ 53.640308][ C3] R10: fffffffffffffffe R11: 0000000000000000 R12: 1ffff92004f1afbf [ 53.640317][ C3] R13: ffffffff9122d080 R14: 0000000000000000 R15: 0000000000000000 [ 53.640328][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.640348][ C3] ? filename_unlinkat+0x287/0x730 [ 53.640371][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.640388][ C3] lock_release+0x24d/0x310 [ 53.640416][ C3] up_write+0x2a/0x5c0 [ 53.640432][ C3] ? lookup_one_qstr_excl+0xaf/0x250 [ 53.640455][ C3] filename_unlinkat+0x4df/0x730 [ 53.640471][ C3] ? __might_fault+0xc5/0x140 [ 53.640487][ C3] ? __pfx_filename_unlinkat+0x10/0x10 [ 53.640511][ C3] ? do_getname+0x191/0x390 [ 53.640530][ C3] __x64_sys_unlink+0x46/0x70 [ 53.640547][ C3] do_syscall_64+0x115/0x840 [ 53.640564][ C3] ? clear_bhb_loop+0x40/0x90 [ 53.640582][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.640596][ C3] RIP: 0033:0x7ff116f15937 [ 53.640608][ C3] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 53.640622][ C3] RSP: 002b:00007fff87374fd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 53.640635][ C3] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007ff116f15937 [ 53.640645][ C3] RDX: 0000000000000000 RSI: 000000000328b740 RDI: 000056294672802e [ 53.640653][ C3] RBP: 0000000000000000 R08: 000000000330a665 R09: 0000000000000001 [ 53.640662][ C3] R10: 0000000000002536 R11: 0000000000000202 R12: 0000000000000000 [ 53.640671][ C3] R13: 0000562946743100 R14: 0000000000000001 R15: 0000000000000000 [ 53.640690][ C3] [ 53.640709][ C3] FAULT_INJECTION: forcing a failure. [ 53.640709][ C3] name failslab, interval 1, probability 100, space 0, times 43 [ 53.640727][ C3] CPU: 3 UID: 0 PID: 5152 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 53.640743][ C3] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.640751][ C3] Call Trace: [ 53.640756][ C3] [ 53.640761][ C3] dump_stack_lvl+0x100/0x190 [ 53.640777][ C3] should_fail_ex.cold+0x5/0xa [ 53.640793][ C3] should_failslab+0xc2/0x120 [ 53.640812][ C3] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.640832][ C3] ? __alloc_skb+0x140/0x710 [ 53.640853][ C3] __alloc_skb+0x140/0x710 [ 53.640870][ C3] ? __alloc_skb+0x5b7/0x710 [ 53.640887][ C3] ? __pfx___alloc_skb+0x10/0x10 [ 53.640906][ C3] ? __pfx_ipv6_get_ifaddr+0x10/0x10 [ 53.640927][ C3] ndisc_alloc_skb+0xd8/0x530 [ 53.640947][ C3] ndisc_send_rs+0x370/0x680 [ 53.640970][ C3] addrconf_rs_timer+0x424/0x880 [ 53.640990][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.641012][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.641030][ C3] call_timer_fn+0x19a/0x610 [ 53.641050][ C3] ? __pfx_call_timer_fn+0x10/0x10 [ 53.641074][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.641092][ C3] ? mark_held_locks+0x40/0x70 [ 53.641121][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.641137][ C3] __run_timers+0x757/0xb00 [ 53.641164][ C3] ? __pfx___run_timers+0x10/0x10 [ 53.641192][ C3] ? _raw_spin_lock_irq+0x45/0x50 [ 53.641210][ C3] run_timer_base+0x114/0x190 [ 53.641231][ C3] ? __pfx_run_timer_base+0x10/0x10 [ 53.641255][ C3] run_timer_softirq+0x1a/0x50 [ 53.641275][ C3] handle_softirqs+0x1ea/0x9b0 [ 53.641294][ C3] ? __pfx_handle_softirqs+0x10/0x10 [ 53.641310][ C3] ? _raw_spin_unlock+0x28/0x50 [ 53.641323][ C3] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.641344][ C3] __irq_exit_rcu+0x162/0x210 [ 53.641359][ C3] irq_exit_rcu+0x9/0x30 [ 53.641374][ C3] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.641390][ C3] [ 53.641395][ C3] [ 53.641400][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.641416][ C3] RIP: 0010:its_return_thunk+0x0/0x10 [ 53.641436][ C3] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 e9 0b c9 b9 f5 cc [ 53.641450][ C3] RSP: 0018:ffffc900278d7d48 EFLAGS: 00000286 [ 53.641461][ C3] RAX: 0000000000000001 RBX: ffff8880450d4ae8 RCX: ffffffff82928da7 [ 53.641470][ C3] RDX: 0000000000000000 RSI: ffffffff8c400900 RDI: ffffffff8e46c938 [ 53.641479][ C3] RBP: ffffffff82928fff R08: 0000000000000007 R09: fffffffffffff000 [ 53.641487][ C3] R10: fffffffffffffffe R11: 0000000000000000 R12: 1ffff92004f1afbf [ 53.641496][ C3] R13: ffffffff9122d080 R14: 0000000000000000 R15: 0000000000000000 [ 53.641507][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.641525][ C3] ? filename_unlinkat+0x287/0x730 [ 53.641544][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.641559][ C3] lock_release+0x24d/0x310 [ 53.641583][ C3] up_write+0x2a/0x5c0 [ 53.641597][ C3] ? lookup_one_qstr_excl+0xaf/0x250 [ 53.641617][ C3] filename_unlinkat+0x4df/0x730 [ 53.641633][ C3] ? __might_fault+0xc5/0x140 [ 53.641649][ C3] ? __pfx_filename_unlinkat+0x10/0x10 [ 53.641672][ C3] ? do_getname+0x191/0x390 [ 53.641692][ C3] __x64_sys_unlink+0x46/0x70 [ 53.641708][ C3] do_syscall_64+0x115/0x840 [ 53.641725][ C3] ? clear_bhb_loop+0x40/0x90 [ 53.641746][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.641763][ C3] RIP: 0033:0x7ff116f15937 [ 53.641776][ C3] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 53.641791][ C3] RSP: 002b:00007fff87374fd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 53.641806][ C3] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007ff116f15937 [ 53.641817][ C3] RDX: 0000000000000000 RSI: 000000000328b740 RDI: 000056294672802e [ 53.641828][ C3] RBP: 0000000000000000 R08: 000000000330a665 R09: 0000000000000001 [ 53.641837][ C3] R10: 0000000000002536 R11: 0000000000000202 R12: 0000000000000000 [ 53.641860][ C3] R13: 0000562946743100 R14: 0000000000000001 R15: 0000000000000000 [ 53.641880][ C3] [ 53.641895][ T88] CPU: 0 UID: 0 PID: 88 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full) [ 53.641916][ T88] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.641927][ T88] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.641938][ C3] FAULT_INJECTION: forcing a failure. [ 53.641938][ C3] name failslab, interval 1, probability 100, space 0, times 42 [ 53.641949][ T88] [ 53.641954][ T88] Call Trace: [ 53.641960][ T88] [ 53.641966][ T88] dump_stack_lvl+0x100/0x190 [ 53.641986][ T88] should_fail_ex.cold+0x5/0xa [ 53.642006][ T88] should_failslab+0xc2/0x120 [ 53.642030][ T88] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.642053][ T88] ? __alloc_skb+0x140/0x710 [ 53.642080][ T88] __alloc_skb+0x140/0x710 [ 53.642101][ T88] ? __alloc_skb+0x5b7/0x710 [ 53.642122][ T88] ? __pfx___alloc_skb+0x10/0x10 [ 53.642142][ T88] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.642162][ T88] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.642187][ T88] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.642223][ T88] process_one_work+0xa23/0x1940 [ 53.642260][ T88] ? __pfx_process_one_work+0x10/0x10 [ 53.642292][ T88] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.642342][ T88] worker_thread+0x5ef/0xe50 [ 53.642375][ T88] ? __pfx_worker_thread+0x10/0x10 [ 53.642400][ T88] ? kthread+0x13a/0x450 [ 53.642422][ T88] ? __pfx_worker_thread+0x10/0x10 [ 53.642445][ T88] kthread+0x370/0x450 [ 53.642468][ T88] ? __pfx_kthread+0x10/0x10 [ 53.642492][ T88] ret_from_fork+0x72b/0xd50 [ 53.642514][ T88] ? __pfx_ret_from_fork+0x10/0x10 [ 53.642538][ T88] ? __switch_to+0x800/0x10f0 [ 53.642565][ T88] ? __pfx_kthread+0x10/0x10 [ 53.642590][ T88] ret_from_fork_asm+0x1a/0x30 [ 53.642634][ T88] [ 53.642644][ T88] FAULT_INJECTION: forcing a failure. [ 53.642644][ T88] name failslab, interval 1, probability 100, space 0, times 41 [ 53.642664][ T88] CPU: 0 UID: 0 PID: 88 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full) [ 53.642682][ T88] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.642693][ T88] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.642716][ T88] Call Trace: [ 53.642722][ T88] [ 53.642728][ T88] dump_stack_lvl+0x100/0x190 [ 53.642747][ T88] should_fail_ex.cold+0x5/0xa [ 53.642767][ T88] should_failslab+0xc2/0x120 [ 53.642790][ T88] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.642814][ T88] ? __alloc_skb+0x140/0x710 [ 53.642840][ T88] __alloc_skb+0x140/0x710 [ 53.642861][ T88] ? __alloc_skb+0x5b7/0x710 [ 53.642883][ T88] ? __pfx___alloc_skb+0x10/0x10 [ 53.642903][ T88] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.642923][ T88] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.642947][ T88] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.642984][ T88] process_one_work+0xa23/0x1940 [ 53.643020][ T88] ? __pfx_process_one_work+0x10/0x10 [ 53.643052][ T88] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.643079][ T88] worker_thread+0x5ef/0xe50 [ 53.643112][ T88] ? __pfx_worker_thread+0x10/0x10 [ 53.643137][ T88] ? kthread+0x13a/0x450 [ 53.643158][ T88] ? __pfx_worker_thread+0x10/0x10 [ 53.643181][ T88] kthread+0x370/0x450 [ 53.643203][ T88] ? __pfx_kthread+0x10/0x10 [ 53.643228][ T88] ret_from_fork+0x72b/0xd50 [ 53.643250][ T88] ? __pfx_ret_from_fork+0x10/0x10 [ 53.643273][ T88] ? __switch_to+0x800/0x10f0 [ 53.643299][ T88] ? __pfx_kthread+0x10/0x10 [ 53.643324][ T88] ret_from_fork_asm+0x1a/0x30 [ 53.643360][ T88] [ 53.643368][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.643382][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.643387][ T5141] Call Trace: [ 53.643391][ T5141] [ 53.643395][ T5141] dump_stack_lvl+0x100/0x190 [ 53.643408][ T5141] should_fail_ex.cold+0x5/0xa [ 53.643419][ T5141] should_failslab+0xc2/0x120 [ 53.643434][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.643447][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.643460][ T5141] ? __alloc_skb+0x140/0x710 [ 53.643475][ T5141] __alloc_skb+0x140/0x710 [ 53.643488][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.643501][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.643514][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.643528][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.643547][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.643564][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.643574][ T37] FAULT_INJECTION: forcing a failure. [ 53.643574][ T37] name failslab, interval 1, probability 100, space 0, times 40 [ 53.643583][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.643598][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.643616][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.643634][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.643652][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.643672][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.643690][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.643711][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.643736][ T5141] ? __sys_connect+0xe4/0x170 [ 53.643768][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.643786][ T5141] ? do_syscall_64+0x90/0x840 [ 53.643799][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.643811][ T5141] do_syscall_64+0x115/0x840 [ 53.643823][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.643835][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.643846][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.643855][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.643866][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.643875][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.643881][ T5141] RDX: 000000000000004e RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.643887][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.643893][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.643900][ T5141] R13: 00007ffe086bc580 R14: 0000000000000033 R15: 00007ffe086bc580 [ 53.643912][ T5141] [ 53.644088][ T5141] FAULT_INJECTION: forcing a failure. [ 53.644088][ T5141] name failslab, interval 1, probability 100, space 0, times 39 [ 53.644102][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.644113][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.644119][ T5141] Call Trace: [ 53.644122][ T5141] [ 53.644126][ T5141] dump_stack_lvl+0x100/0x190 [ 53.644138][ T5141] should_fail_ex.cold+0x5/0xa [ 53.644154][ T5141] should_failslab+0xc2/0x120 [ 53.644168][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.644182][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.644195][ T5141] ? __alloc_skb+0x140/0x710 [ 53.644210][ T5141] __alloc_skb+0x140/0x710 [ 53.644222][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.644235][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.644249][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.644262][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.644281][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.644298][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.644317][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.644332][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.644349][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.644366][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.644383][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.644396][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.644408][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.644422][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.644439][ T5141] ? __sys_connect+0xe4/0x170 [ 53.644459][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.644472][ T5141] ? do_syscall_64+0x90/0x840 [ 53.644484][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.644496][ T5141] do_syscall_64+0x115/0x840 [ 53.644508][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.644521][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.644531][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.644539][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.644549][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.644559][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.644565][ T5141] RDX: 000000000000004e RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.644571][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.644577][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.644584][ T5141] R13: 00007ffe086bc580 R14: 0000000000000033 R15: 00007ffe086bc580 [ 53.644596][ T5141] [ 53.644742][ T5141] FAULT_INJECTION: forcing a failure. [ 53.644742][ T5141] name failslab, interval 1, probability 100, space 0, times 38 [ 53.644755][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.644766][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.644772][ T5141] Call Trace: [ 53.644775][ T5141] [ 53.644778][ T5141] dump_stack_lvl+0x100/0x190 [ 53.644790][ T5141] should_fail_ex.cold+0x5/0xa [ 53.644801][ T5141] should_failslab+0xc2/0x120 [ 53.644815][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.644829][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.644841][ T5141] ? __alloc_skb+0x140/0x710 [ 53.644856][ T5141] __alloc_skb+0x140/0x710 [ 53.644869][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.644882][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.644895][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.644909][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.644929][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.644948][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.644975][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.644993][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.645017][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.645034][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.645051][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.645064][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.645076][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.645090][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.645106][ T5141] ? __sys_connect+0xe4/0x170 [ 53.645126][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.645139][ T5141] ? do_syscall_64+0x90/0x840 [ 53.645155][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.645168][ T5141] do_syscall_64+0x115/0x840 [ 53.645180][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.645192][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.645203][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.645211][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.645221][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.645230][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.645237][ T5141] RDX: 000000000000004d RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.645243][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.645249][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.645255][ T5141] R13: 00007ffe086bc580 R14: 0000000000000032 R15: 00007ffe086bc580 [ 53.645268][ T5141] [ 53.645411][ T5141] FAULT_INJECTION: forcing a failure. [ 53.645411][ T5141] name failslab, interval 1, probability 100, space 0, times 37 [ 53.645424][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.645435][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.645441][ T5141] Call Trace: [ 53.645444][ T5141] [ 53.645448][ T5141] dump_stack_lvl+0x100/0x190 [ 53.645459][ T5141] should_fail_ex.cold+0x5/0xa [ 53.645471][ T5141] should_failslab+0xc2/0x120 [ 53.645485][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.645498][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.645511][ T5141] ? __alloc_skb+0x140/0x710 [ 53.645526][ T5141] __alloc_skb+0x140/0x710 [ 53.645538][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.645550][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.645564][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.645577][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.645596][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.645613][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.645632][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.645647][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.645666][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.645683][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.645700][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.645713][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.645725][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.645739][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.645755][ T5141] ? __sys_connect+0xe4/0x170 [ 53.645775][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.645788][ T5141] ? do_syscall_64+0x90/0x840 [ 53.645800][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.645812][ T5141] do_syscall_64+0x115/0x840 [ 53.645824][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.645836][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.645847][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.645855][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.645864][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.645873][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.645880][ T5141] RDX: 000000000000004d RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.645886][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.645892][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.645898][ T5141] R13: 00007ffe086bc580 R14: 0000000000000032 R15: 00007ffe086bc580 [ 53.645911][ T5141] [ 53.645917][ C3] CPU: 3 UID: 0 PID: 5152 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) [ 53.645937][ C3] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.645946][ C3] Call Trace: [ 53.645952][ C3] [ 53.645957][ C3] dump_stack_lvl+0x100/0x190 [ 53.645977][ C3] should_fail_ex.cold+0x5/0xa [ 53.645995][ C3] should_failslab+0xc2/0x120 [ 53.646015][ C3] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.646035][ C3] ? __alloc_skb+0x140/0x710 [ 53.646056][ C3] __alloc_skb+0x140/0x710 [ 53.646074][ T5141] FAULT_INJECTION: forcing a failure. [ 53.646074][ T5141] name failslab, interval 1, probability 100, space 0, times 36 [ 53.646073][ C3] ? __alloc_skb+0x5b7/0x710 [ 53.646091][ C3] ? __pfx___alloc_skb+0x10/0x10 [ 53.646114][ C3] ? __pfx_ipv6_get_ifaddr+0x10/0x10 [ 53.646136][ C3] ndisc_alloc_skb+0xd8/0x530 [ 53.646156][ C3] ndisc_send_rs+0x370/0x680 [ 53.646179][ C3] addrconf_rs_timer+0x424/0x880 [ 53.646199][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.646222][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.646239][ C3] call_timer_fn+0x19a/0x610 [ 53.646261][ C3] ? __pfx_call_timer_fn+0x10/0x10 [ 53.646286][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.646303][ C3] ? mark_held_locks+0x40/0x70 [ 53.646346][ C3] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 53.646362][ C3] __run_timers+0x757/0xb00 [ 53.646389][ C3] ? __pfx___run_timers+0x10/0x10 [ 53.646418][ C3] ? _raw_spin_lock_irq+0x45/0x50 [ 53.646436][ C3] run_timer_base+0x114/0x190 [ 53.646458][ C3] ? __pfx_run_timer_base+0x10/0x10 [ 53.646482][ C3] run_timer_softirq+0x1a/0x50 [ 53.646503][ C3] handle_softirqs+0x1ea/0x9b0 [ 53.646522][ C3] ? __pfx_handle_softirqs+0x10/0x10 [ 53.646538][ C3] ? _raw_spin_unlock+0x28/0x50 [ 53.646552][ C3] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.646572][ C3] __irq_exit_rcu+0x162/0x210 [ 53.646588][ C3] irq_exit_rcu+0x9/0x30 [ 53.646603][ C3] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.646620][ C3] [ 53.646625][ C3] [ 53.646630][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.646646][ C3] RIP: 0010:its_return_thunk+0x0/0x10 [ 53.646667][ C3] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 e9 0b c9 b9 f5 cc [ 53.646680][ C3] RSP: 0018:ffffc900278d7d48 EFLAGS: 00000286 [ 53.646691][ C3] RAX: 0000000000000001 RBX: ffff8880450d4ae8 RCX: ffffffff82928da7 [ 53.646700][ C3] RDX: 0000000000000000 RSI: ffffffff8c400900 RDI: ffffffff8e46c938 [ 53.646710][ C3] RBP: ffffffff82928fff R08: 0000000000000007 R09: fffffffffffff000 [ 53.646719][ C3] R10: fffffffffffffffe R11: 0000000000000000 R12: 1ffff92004f1afbf [ 53.646728][ C3] R13: ffffffff9122d080 R14: 0000000000000000 R15: 0000000000000000 [ 53.646739][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.646757][ C3] ? filename_unlinkat+0x287/0x730 [ 53.646776][ C3] ? filename_unlinkat+0x4df/0x730 [ 53.646791][ C3] lock_release+0x24d/0x310 [ 53.646815][ C3] up_write+0x2a/0x5c0 [ 53.646829][ C3] ? lookup_one_qstr_excl+0xaf/0x250 [ 53.646849][ C3] filename_unlinkat+0x4df/0x730 [ 53.646865][ C3] ? __might_fault+0xc5/0x140 [ 53.646880][ C3] ? __pfx_filename_unlinkat+0x10/0x10 [ 53.646904][ C3] ? do_getname+0x191/0x390 [ 53.646924][ C3] __x64_sys_unlink+0x46/0x70 [ 53.646940][ C3] do_syscall_64+0x115/0x840 [ 53.646957][ C3] ? clear_bhb_loop+0x40/0x90 [ 53.646974][ C3] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.646989][ C3] RIP: 0033:0x7ff116f15937 [ 53.647000][ C3] Code: 00 00 e9 a9 fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 5f 00 00 00 0f 05 c3 0f 1f 84 00 00 00 00 00 b8 57 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 91 b4 0d 00 f7 d8 64 89 02 b8 [ 53.647013][ C3] RSP: 002b:00007fff87374fd8 EFLAGS: 00000202 ORIG_RAX: 0000000000000057 [ 53.647026][ C3] RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007ff116f15937 [ 53.647035][ C3] RDX: 0000000000000000 RSI: 000000000328b740 RDI: 000056294672802e [ 53.647044][ C3] RBP: 0000000000000000 R08: 000000000330a665 R09: 0000000000000001 [ 53.647053][ C3] R10: 0000000000002536 R11: 0000000000000202 R12: 0000000000000000 [ 53.647061][ C3] R13: 0000562946743100 R14: 0000000000000001 R15: 0000000000000000 [ 53.647080][ C3] [ 53.649226][ T37] CPU: 0 UID: 0 PID: 37 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 53.649247][ T37] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.649258][ T37] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.649284][ T37] Call Trace: [ 53.649289][ T37] [ 53.649295][ T37] dump_stack_lvl+0x100/0x190 [ 53.649315][ T37] should_fail_ex.cold+0x5/0xa [ 53.649336][ T37] should_failslab+0xc2/0x120 [ 53.649360][ T37] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.649384][ T37] ? __alloc_skb+0x140/0x710 [ 53.649411][ T37] __alloc_skb+0x140/0x710 [ 53.649431][ T37] ? __alloc_skb+0x5b7/0x710 [ 53.649452][ T37] ? __pfx___alloc_skb+0x10/0x10 [ 53.649473][ T37] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.649493][ T37] ? __pfx___might_resched+0x10/0x10 [ 53.649525][ T37] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.649562][ T37] process_one_work+0xa23/0x1940 [ 53.649598][ T37] ? __pfx_process_one_work+0x10/0x10 [ 53.649636][ T37] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.649663][ T37] worker_thread+0x5ef/0xe50 [ 53.649698][ T37] ? kthread+0x13a/0x450 [ 53.649720][ T37] ? __pfx_worker_thread+0x10/0x10 [ 53.649743][ T37] kthread+0x370/0x450 [ 53.649765][ T37] ? __pfx_kthread+0x10/0x10 [ 53.649790][ T37] ret_from_fork+0x72b/0xd50 [ 53.649812][ T37] ? __pfx_ret_from_fork+0x10/0x10 [ 53.649835][ T37] ? __switch_to+0x800/0x10f0 [ 53.649861][ T37] ? __pfx_kthread+0x10/0x10 [ 53.649886][ T37] ret_from_fork_asm+0x1a/0x30 [ 53.649922][ T37] [ 53.649930][ T37] FAULT_INJECTION: forcing a failure. [ 53.649930][ T37] name failslab, interval 1, probability 100, space 0, times 34 [ 53.651194][ C2] FAULT_INJECTION: forcing a failure. [ 53.651194][ C2] name failslab, interval 1, probability 100, space 0, times 34 [ 53.651220][ C2] CPU: 2 UID: 0 PID: 6006 Comm: syz.1.28 Not tainted syzkaller #0 PREEMPT(full) [ 53.651236][ C2] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.651244][ C2] Call Trace: [ 53.651249][ C2] [ 53.651254][ C2] dump_stack_lvl+0x100/0x190 [ 53.651271][ C2] should_fail_ex.cold+0x5/0xa [ 53.651287][ C2] should_failslab+0xc2/0x120 [ 53.651307][ C2] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.651326][ C2] ? __alloc_skb+0x140/0x710 [ 53.651347][ C2] __alloc_skb+0x140/0x710 [ 53.651364][ C2] ? __alloc_skb+0x5b7/0x710 [ 53.651381][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 53.651398][ C2] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 53.651415][ C2] ? debug_object_activate+0x343/0x4b0 [ 53.651441][ C2] tcp_make_synack+0xf2/0x2090 [ 53.651461][ C2] ? _raw_spin_unlock_irqrestore+0x52/0x80 [ 53.651477][ C2] ? __pfx_tcp_make_synack+0x10/0x10 [ 53.651490][ C2] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 53.651505][ C2] ? __mod_timer+0x40e/0xca0 [ 53.651527][ C2] ? lockdep_init_map_type+0x5c/0x250 [ 53.651541][ C2] ? timer_init_key+0x150/0x310 [ 53.651565][ C2] tcp_v4_send_synack+0xcb/0x920 [ 53.651585][ C2] ? __pfx_inet_csk_reqsk_queue_hash_add+0x10/0x10 [ 53.651603][ C2] ? __pfx_tcp_v4_send_synack+0x10/0x10 [ 53.651622][ C2] ? tcp_send_dupack+0x7d0/0x810 [ 53.651650][ C2] tcp_conn_request+0x1d4a/0x2f40 [ 53.651688][ C2] ? __pfx_tcp_conn_request+0x10/0x10 [ 53.651718][ C2] ? __lock_acquire+0x49f/0x1a40 [ 53.651753][ C2] ? lock_acquire+0x1b9/0x370 [ 53.651784][ C2] ? tcp_v4_conn_request+0xc5/0x2f0 [ 53.651807][ C2] tcp_v4_conn_request+0xc5/0x2f0 [ 53.651831][ C2] tcp_rcv_state_process+0x575/0x7190 [ 53.651876][ C2] ? lock_acquire+0x1b9/0x370 [ 53.651904][ C2] ? __pfx_tcp_rcv_state_process+0x10/0x10 [ 53.651929][ C2] ? sk_filter_trim_cap+0x5a5/0xcd0 [ 53.651952][ C2] ? sk_filter_trim_cap+0x5b4/0xcd0 [ 53.651969][ C2] ? __pfx_tcp_inbound_hash+0x10/0x10 [ 53.651998][ C2] ? __pfx_sk_filter_trim_cap+0x10/0x10 [ 53.652021][ C2] ? tcp_v4_do_rcv+0x691/0x1260 [ 53.652045][ C2] tcp_v4_do_rcv+0x691/0x1260 [ 53.652072][ C2] tcp_v4_rcv+0x3e9d/0x4840 [ 53.652109][ C2] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 53.652144][ C2] ? __pfx_raw_local_deliver+0x10/0x10 [ 53.652173][ C2] ? __pfx_tcp_v4_rcv+0x10/0x10 [ 53.652200][ C2] ip_protocol_deliver_rcu+0xba/0x4d0 [ 53.652231][ C2] ip_local_deliver_finish+0x3f2/0x6e0 [ 53.652263][ C2] ip_local_deliver+0x19a/0x1f0 [ 53.652279][ C2] ? __pfx_ip_local_deliver+0x10/0x10 [ 53.652307][ C2] ip_rcv+0x33a/0x3c0 [ 53.652324][ C2] ? __pfx_ip_rcv+0x10/0x10 [ 53.652338][ C2] __netif_receive_skb_one_core+0x197/0x1e0 [ 53.652361][ C2] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 53.652384][ C2] ? lock_acquire+0x1b9/0x370 [ 53.652413][ C2] ? process_backlog+0x32a/0x1580 [ 53.652435][ C2] ? process_backlog+0x32a/0x1580 [ 53.652455][ C2] __netif_receive_skb+0x1f/0x120 [ 53.652476][ C2] process_backlog+0x37a/0x1580 [ 53.652502][ C2] __napi_poll.constprop.0+0xaf/0x450 [ 53.652526][ C2] net_rx_action+0xa40/0xf20 [ 53.652554][ C2] ? __pfx_net_rx_action+0x10/0x10 [ 53.652575][ C2] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 53.652593][ C2] ? try_to_wake_up+0x158/0x1c90 [ 53.652615][ C2] ? kvm_sched_clock_read+0x11/0x20 [ 53.652633][ C2] ? sched_clock+0x38/0x60 [ 53.652652][ C2] ? sched_clock_cpu+0x6c/0x570 [ 53.652687][ C2] ? mark_held_locks+0x40/0x70 [ 53.652715][ C2] handle_softirqs+0x1ea/0x9b0 [ 53.652737][ C2] ? __pfx_handle_softirqs+0x10/0x10 [ 53.652757][ C2] ? __pfx_handle_softirqs+0x10/0x10 [ 53.652776][ C2] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.652801][ C2] ? __dev_queue_xmit+0xa12/0x4970 [ 53.652821][ C2] do_softirq+0xac/0xe0 [ 53.652840][ C2] [ 53.652845][ C2] [ 53.652851][ C2] __local_bh_enable_ip+0xf8/0x120 [ 53.652871][ C2] ? __dev_queue_xmit+0xa12/0x4970 [ 53.652890][ C2] __dev_queue_xmit+0xa27/0x4970 [ 53.652918][ C2] ? __pfx___dev_queue_xmit+0x10/0x10 [ 53.652940][ C2] ? __local_bh_enable_ip+0x9e/0x120 [ 53.652964][ C2] ? __lock_acquire+0x49f/0x1a40 [ 53.653000][ C2] ? find_held_lock+0x2b/0x80 [ 53.653029][ C2] ip_finish_output2+0xf4a/0x2400 [ 53.653057][ C2] ? __pfx_ip_finish_output2+0x10/0x10 [ 53.653077][ C2] ? __pfx_ip_dst_mtu_maybe_forward+0x10/0x10 [ 53.653103][ C2] __ip_finish_output.part.0+0x444/0x6f0 [ 53.653133][ C2] ip_output+0x39b/0xc10 [ 53.653156][ C2] ? __pfx_ip_output+0x10/0x10 [ 53.653179][ C2] ? __pfx_ip_finish_output+0x10/0x10 [ 53.653202][ C2] ? __pfx_ip_output+0x10/0x10 [ 53.653224][ C2] ip_local_out+0x193/0x1f0 [ 53.653247][ C2] __ip_queue_xmit+0x885/0x1e90 [ 53.653272][ C2] ? __pfx_ip_queue_xmit+0x10/0x10 [ 53.653293][ C2] __tcp_transmit_skb+0x3506/0x4f20 [ 53.653331][ C2] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 53.653371][ C2] ? lockdep_hardirqs_on+0x78/0x100 [ 53.653398][ C2] tcp_connect+0x3704/0x5510 [ 53.653436][ C2] ? __pfx_tcp_connect+0x10/0x10 [ 53.653462][ C2] ? get_random_u16+0x583/0x7d0 [ 53.653479][ C2] ? tcp_fastopen_cookie_check+0x3b8/0x450 [ 53.653512][ C2] tcp_v4_connect+0x1607/0x1b40 [ 53.653544][ C2] ? __pfx_tcp_v4_connect+0x10/0x10 [ 53.653569][ C2] ? __lock_acquire+0x49f/0x1a40 [ 53.653599][ C2] __inet_stream_connect+0x208/0xfa0 [ 53.653627][ C2] ? __pfx___inet_stream_connect+0x10/0x10 [ 53.653651][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.653673][ C2] ? __pfx_inet_stream_connect+0x10/0x10 [ 53.653697][ C2] ? __local_bh_enable_ip+0x9e/0x120 [ 53.653720][ C2] ? __pfx_inet_stream_connect+0x10/0x10 [ 53.653740][ C2] inet_stream_connect+0x57/0xa0 [ 53.653764][ C2] __sys_connect_file+0x141/0x1a0 [ 53.653789][ C2] __sys_connect+0x141/0x170 [ 53.653810][ C2] ? __pfx___sys_connect+0x10/0x10 [ 53.653847][ C2] __ia32_sys_connect+0x71/0xb0 [ 53.653867][ C2] ? lockdep_hardirqs_on+0x78/0x100 [ 53.653888][ C2] __do_fast_syscall_32+0xe7/0x970 [ 53.653915][ C2] do_fast_syscall_32+0x32/0x70 [ 53.653939][ C2] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 53.653961][ C2] RIP: 0023:0xf6fdefec [ 53.653981][ C2] Code: Unable to access opcode bytes at 0xf6fdefc2. [ 53.653988][ C2] RSP: 002b:00000000f53ac50c EFLAGS: 00000292 ORIG_RAX: 000000000000016a [ 53.654005][ C2] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 0000000080000240 [ 53.654016][ C2] RDX: 0000000000000010 RSI: 0000000000000000 RDI: 0000000000000000 [ 53.654027][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 53.654037][ C2] R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 [ 53.654046][ C2] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 53.654070][ C2] [ 53.654079][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.654093][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.654098][ T5141] Call Trace: [ 53.654103][ T5141] [ 53.654107][ T5141] dump_stack_lvl+0x100/0x190 [ 53.654119][ T5141] should_fail_ex.cold+0x5/0xa [ 53.654131][ T5141] should_failslab+0xc2/0x120 [ 53.654145][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.654165][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.654178][ T5141] ? __alloc_skb+0x140/0x710 [ 53.654193][ T5141] __alloc_skb+0x140/0x710 [ 53.654205][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.654218][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.654232][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.654245][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.654264][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.654282][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.654301][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.654336][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.654354][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.654372][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.654388][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.654401][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.654414][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.654428][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.654444][ T5141] ? __sys_connect+0xe4/0x170 [ 53.654465][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.654477][ T5141] ? do_syscall_64+0x90/0x840 [ 53.654490][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.654502][ T5141] do_syscall_64+0x115/0x840 [ 53.654514][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.654526][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.654537][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.654546][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.654557][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.654566][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.654573][ T5141] RDX: 000000000000005a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.654579][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.654585][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.654591][ T5141] R13: 00007ffe086bc580 R14: 000000000000003f R15: 00007ffe086bc580 [ 53.654604][ T5141] [ 53.654781][ T5141] FAULT_INJECTION: forcing a failure. [ 53.654781][ T5141] name failslab, interval 1, probability 100, space 0, times 32 [ 53.654984][ T37] CPU: 0 UID: 0 PID: 37 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 53.655005][ T37] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.655016][ T37] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.655040][ T37] Call Trace: [ 53.655046][ T37] [ 53.655052][ T37] dump_stack_lvl+0x100/0x190 [ 53.655072][ T37] should_fail_ex.cold+0x5/0xa [ 53.655092][ T37] should_failslab+0xc2/0x120 [ 53.655115][ T37] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.655138][ T37] ? __alloc_skb+0x140/0x710 [ 53.655165][ T37] __alloc_skb+0x140/0x710 [ 53.655186][ T37] ? __alloc_skb+0x5b7/0x710 [ 53.655207][ T37] ? __pfx___alloc_skb+0x10/0x10 [ 53.655228][ T37] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.655247][ T37] ? __pfx___might_resched+0x10/0x10 [ 53.655279][ T37] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.655315][ T37] process_one_work+0xa23/0x1940 [ 53.655351][ T37] ? __pfx_process_one_work+0x10/0x10 [ 53.655384][ T37] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.655411][ T37] worker_thread+0x5ef/0xe50 [ 53.655446][ T37] ? kthread+0x13a/0x450 [ 53.655467][ T37] ? __pfx_worker_thread+0x10/0x10 [ 53.655490][ T37] kthread+0x370/0x450 [ 53.655512][ T37] ? __pfx_kthread+0x10/0x10 [ 53.655537][ T37] ret_from_fork+0x72b/0xd50 [ 53.655559][ T37] ? __pfx_ret_from_fork+0x10/0x10 [ 53.655582][ T37] ? __switch_to+0x800/0x10f0 [ 53.655609][ T37] ? __pfx_kthread+0x10/0x10 [ 53.655639][ T37] ret_from_fork_asm+0x1a/0x30 [ 53.655675][ T37] [ 53.655684][ T37] FAULT_INJECTION: forcing a failure. [ 53.655684][ T37] name failslab, interval 1, probability 100, space 0, times 31 [ 53.657352][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.657367][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.657373][ T5141] Call Trace: [ 53.657376][ T5141] [ 53.657380][ T5141] dump_stack_lvl+0x100/0x190 [ 53.657393][ T5141] should_fail_ex.cold+0x5/0xa [ 53.657405][ T5141] should_failslab+0xc2/0x120 [ 53.657419][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.657432][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.657445][ T5141] ? __alloc_skb+0x140/0x710 [ 53.657460][ T5141] __alloc_skb+0x140/0x710 [ 53.657473][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.657485][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.657499][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.657512][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.657539][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.657563][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.657589][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.657605][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.657622][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.657639][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.657658][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.657671][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.657684][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.657698][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.657714][ T5141] ? __sys_connect+0xe4/0x170 [ 53.657735][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.657748][ T5141] ? do_syscall_64+0x90/0x840 [ 53.657760][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.657769][ T36] FAULT_INJECTION: forcing a failure. [ 53.657769][ T36] name failslab, interval 1, probability 100, space 0, times 31 [ 53.657772][ T5141] do_syscall_64+0x115/0x840 [ 53.657784][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.657797][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.657807][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.657816][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.657826][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.657836][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.657842][ T5141] RDX: 000000000000005a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.657848][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.657855][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.657861][ T5141] R13: 00007ffe086bc580 R14: 000000000000003f R15: 00007ffe086bc580 [ 53.657874][ T5141] [ 53.658045][ T5141] FAULT_INJECTION: forcing a failure. [ 53.658045][ T5141] name failslab, interval 1, probability 100, space 0, times 30 [ 53.658059][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.658070][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.658076][ T5141] Call Trace: [ 53.658079][ T5141] [ 53.658083][ T5141] dump_stack_lvl+0x100/0x190 [ 53.658094][ T5141] should_fail_ex.cold+0x5/0xa [ 53.658106][ T5141] should_failslab+0xc2/0x120 [ 53.658120][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.658133][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.658146][ T5141] ? __alloc_skb+0x140/0x710 [ 53.658166][ T5141] __alloc_skb+0x140/0x710 [ 53.658179][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.658191][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.658205][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.658219][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.658238][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.658255][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.658274][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.658289][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.658338][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.658357][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.658373][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.658386][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.658399][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.658413][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.658429][ T5141] ? __sys_connect+0xe4/0x170 [ 53.658449][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.658462][ T5141] ? do_syscall_64+0x90/0x840 [ 53.658474][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.658486][ T5141] do_syscall_64+0x115/0x840 [ 53.658498][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.658511][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.658521][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.658530][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.658540][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.658549][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.658555][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.658561][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.658567][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.658573][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.658586][ T5141] [ 53.658734][ T5141] FAULT_INJECTION: forcing a failure. [ 53.658734][ T5141] name failslab, interval 1, probability 100, space 0, times 29 [ 53.658747][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.658758][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.658764][ T5141] Call Trace: [ 53.658767][ T5141] [ 53.658770][ T5141] dump_stack_lvl+0x100/0x190 [ 53.658782][ T5141] should_fail_ex.cold+0x5/0xa [ 53.658793][ T5141] should_failslab+0xc2/0x120 [ 53.658808][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.658821][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.658834][ T5141] ? __alloc_skb+0x140/0x710 [ 53.658849][ T5141] __alloc_skb+0x140/0x710 [ 53.658861][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.658874][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.658888][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.658901][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.658920][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.658937][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.658954][ T5141] ? __lock_acquire+0x49f/0x1a40 [ 53.658971][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.658986][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.659003][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.659019][ T5141] ? unix_dgram_connect+0x24d/0xbf0 [ 53.659033][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.659049][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.659062][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.659075][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.659088][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.659105][ T5141] ? __sys_connect+0xe4/0x170 [ 53.659125][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.659138][ T5141] ? do_syscall_64+0x90/0x840 [ 53.659154][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.659167][ T5141] do_syscall_64+0x115/0x840 [ 53.659178][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.659191][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.659201][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.659209][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.659219][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.659229][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.659235][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.659241][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.659247][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.659253][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.659266][ T5141] [ 53.659404][ T5141] FAULT_INJECTION: forcing a failure. [ 53.659404][ T5141] name failslab, interval 1, probability 100, space 0, times 28 [ 53.659417][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.659428][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.659433][ T5141] Call Trace: [ 53.659436][ T5141] [ 53.659440][ T5141] dump_stack_lvl+0x100/0x190 [ 53.659459][ T5141] should_fail_ex.cold+0x5/0xa [ 53.659470][ T5141] should_failslab+0xc2/0x120 [ 53.659484][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.659497][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.659510][ T5141] ? __alloc_skb+0x140/0x710 [ 53.659525][ T5141] __alloc_skb+0x140/0x710 [ 53.659537][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.659550][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.659564][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.659577][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.659596][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.659613][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.659630][ T5141] ? __lock_acquire+0x49f/0x1a40 [ 53.659647][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.659663][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.659681][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.659697][ T5141] ? unix_dgram_connect+0x24d/0xbf0 [ 53.659710][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.659727][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.659740][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.659752][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.659766][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.659782][ T5141] ? __sys_connect+0xe4/0x170 [ 53.659802][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.659815][ T5141] ? do_syscall_64+0x90/0x840 [ 53.659827][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.659839][ T5141] do_syscall_64+0x115/0x840 [ 53.659851][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.659864][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.659874][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.659882][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.659893][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.659902][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.659908][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.659914][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.659920][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.659926][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.659939][ T5141] [ 53.660072][ T5141] FAULT_INJECTION: forcing a failure. [ 53.660072][ T5141] name failslab, interval 1, probability 100, space 0, times 27 [ 53.660085][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.660096][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.660102][ T5141] Call Trace: [ 53.660105][ T5141] [ 53.660108][ T5141] dump_stack_lvl+0x100/0x190 [ 53.660120][ T5141] should_fail_ex.cold+0x5/0xa [ 53.660132][ T5141] should_failslab+0xc2/0x120 [ 53.660146][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.660163][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.660176][ T5141] ? __alloc_skb+0x140/0x710 [ 53.660191][ T5141] __alloc_skb+0x140/0x710 [ 53.660203][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.660216][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.660230][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.660243][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.660262][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.660280][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.660298][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.660313][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.660330][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.660348][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.660364][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.660377][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.660390][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.660403][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.660420][ T5141] ? __sys_connect+0xe4/0x170 [ 53.660440][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.660453][ T5141] ? do_syscall_64+0x90/0x840 [ 53.660465][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.660477][ T5141] do_syscall_64+0x115/0x840 [ 53.660489][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.660501][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.660512][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.660520][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.660530][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.660539][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.660545][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.660552][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.660558][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.660564][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.660577][ T5141] [ 53.660584][ T37] CPU: 0 UID: 0 PID: 37 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 53.660601][ T37] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.660611][ T37] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.660640][ T37] Call Trace: [ 53.660645][ T37] [ 53.660652][ T37] dump_stack_lvl+0x100/0x190 [ 53.660671][ T37] should_fail_ex.cold+0x5/0xa [ 53.660691][ T37] should_failslab+0xc2/0x120 [ 53.660715][ T5141] FAULT_INJECTION: forcing a failure. [ 53.660715][ T5141] name failslab, interval 1, probability 100, space 0, times 26 [ 53.660714][ T37] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.660735][ T37] ? __alloc_skb+0x140/0x710 [ 53.660761][ T37] __alloc_skb+0x140/0x710 [ 53.660781][ T37] ? __alloc_skb+0x5b7/0x710 [ 53.660800][ T37] ? __pfx___alloc_skb+0x10/0x10 [ 53.660820][ T37] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.660839][ T37] ? __pfx___might_resched+0x10/0x10 [ 53.660869][ T37] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.660903][ T37] process_one_work+0xa23/0x1940 [ 53.660937][ T37] ? __pfx_process_one_work+0x10/0x10 [ 53.660967][ T37] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.660993][ T37] worker_thread+0x5ef/0xe50 [ 53.661026][ T37] ? kthread+0x13a/0x450 [ 53.661045][ T37] ? __pfx_worker_thread+0x10/0x10 [ 53.661068][ T37] kthread+0x370/0x450 [ 53.661088][ T37] ? __pfx_kthread+0x10/0x10 [ 53.661111][ T37] ret_from_fork+0x72b/0xd50 [ 53.661133][ T37] ? __pfx_ret_from_fork+0x10/0x10 [ 53.661156][ T37] ? __switch_to+0x800/0x10f0 [ 53.661180][ T37] ? __pfx_kthread+0x10/0x10 [ 53.661203][ T37] ret_from_fork_asm+0x1a/0x30 [ 53.661236][ T37] [ 53.661245][ T37] FAULT_INJECTION: forcing a failure. [ 53.661245][ T37] name failslab, interval 1, probability 100, space 0, times 22 [ 53.661264][ T37] CPU: 0 UID: 0 PID: 37 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 53.661264][ T5690] FAULT_INJECTION: forcing a failure. [ 53.661264][ T5690] name failslab, interval 1, probability 100, space 0, times 22 [ 53.661282][ T37] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.661291][ T37] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.661313][ T37] Call Trace: [ 53.661318][ T37] [ 53.661323][ T37] dump_stack_lvl+0x100/0x190 [ 53.661342][ T37] should_fail_ex.cold+0x5/0xa [ 53.661360][ T37] should_failslab+0xc2/0x120 [ 53.661383][ T37] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.661405][ T37] ? __alloc_skb+0x140/0x710 [ 53.661428][ T37] __alloc_skb+0x140/0x710 [ 53.661448][ T37] ? __alloc_skb+0x5b7/0x710 [ 53.661467][ T37] ? __pfx___alloc_skb+0x10/0x10 [ 53.661487][ T37] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.661504][ T37] ? __pfx___might_resched+0x10/0x10 [ 53.661534][ T37] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.661569][ T37] process_one_work+0xa23/0x1940 [ 53.661602][ T37] ? __pfx_process_one_work+0x10/0x10 [ 53.661638][ T37] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.661664][ T37] worker_thread+0x5ef/0xe50 [ 53.661698][ T37] ? kthread+0x13a/0x450 [ 53.661717][ T37] ? __pfx_worker_thread+0x10/0x10 [ 53.661740][ T37] kthread+0x370/0x450 [ 53.661761][ T37] ? __pfx_kthread+0x10/0x10 [ 53.661782][ T37] ret_from_fork+0x72b/0xd50 [ 53.661800][ T37] ? __pfx_ret_from_fork+0x10/0x10 [ 53.661818][ T37] ? __switch_to+0x800/0x10f0 [ 53.661839][ T37] ? __pfx_kthread+0x10/0x10 [ 53.661877][ T37] ret_from_fork_asm+0x1a/0x30 [ 53.661911][ T37] [ 53.661920][ T5690] CPU: 3 UID: 0 PID: 5690 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 53.661938][ T5690] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.661946][ T5690] Call Trace: [ 53.661951][ T5690] [ 53.661956][ T5690] dump_stack_lvl+0x100/0x190 [ 53.661975][ T5690] should_fail_ex.cold+0x5/0xa [ 53.661991][ T5690] should_failslab+0xc2/0x120 [ 53.662011][ T5690] kmem_cache_alloc_noprof+0x91/0x6a0 [ 53.662028][ T5690] ? lock_acquire+0x1b9/0x370 [ 53.662050][ T5690] ? skb_clone+0x190/0x400 [ 53.662073][ T5690] skb_clone+0x190/0x400 [ 53.662092][ T5690] dev_queue_xmit_nit+0x255/0xa60 [ 53.662123][ T5690] dev_hard_start_xmit+0x2f5/0x760 [ 53.662144][ T5690] sch_direct_xmit+0x1b2/0xc70 [ 53.662166][ T5690] ? lock_acquire+0x1b9/0x370 [ 53.662187][ T88] FAULT_INJECTION: forcing a failure. [ 53.662187][ T88] name failslab, interval 1, probability 100, space 0, times 21 [ 53.662186][ T5690] ? __pfx_sch_direct_xmit+0x10/0x10 [ 53.662207][ T5690] ? do_raw_spin_lock+0x240/0x260 [ 53.662229][ T5690] __dev_queue_xmit+0x27ac/0x4970 [ 53.662252][ T5690] ? __pfx___dev_queue_xmit+0x10/0x10 [ 53.662267][ T5690] ? stack_trace_save+0x8e/0xc0 [ 53.662290][ T5690] ? __lock_acquire+0x49f/0x1a40 [ 53.662331][ T5690] ? __lock_acquire+0x49f/0x1a40 [ 53.662368][ T5690] ip_finish_output2+0xf4a/0x2400 [ 53.662391][ T5690] ? __pfx_ip_finish_output2+0x10/0x10 [ 53.662407][ T5690] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 53.662426][ T5690] __ip_finish_output.part.0+0x444/0x6f0 [ 53.662445][ T5690] ip_output+0x39b/0xc10 [ 53.662462][ T5690] ? __pfx_ip_output+0x10/0x10 [ 53.662480][ T5690] ? __pfx_ip_finish_output+0x10/0x10 [ 53.662499][ T5690] ? __pfx_ip_output+0x10/0x10 [ 53.662515][ T5690] ip_local_out+0x193/0x1f0 [ 53.662533][ T5690] __ip_queue_xmit+0x885/0x1e90 [ 53.662552][ T5690] ? __pfx_ip_queue_xmit+0x10/0x10 [ 53.662571][ T5690] __tcp_transmit_skb+0x3506/0x4f20 [ 53.662607][ T5690] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 53.662644][ T5690] ? ktime_get+0x22c/0x320 [ 53.662667][ T5690] ? lockdep_hardirqs_on+0x78/0x100 [ 53.662687][ T5690] tcp_write_xmit+0x1130/0x8470 [ 53.662721][ T5690] ? __sk_mem_schedule+0xd0/0x100 [ 53.662744][ T5690] tcp_sendmsg_locked+0x2c8c/0x44d0 [ 53.662777][ T5690] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 53.662799][ T5690] ? do_raw_spin_lock+0x128/0x260 [ 53.662814][ T5690] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.662834][ T5690] ? __local_bh_enable_ip+0x9e/0x120 [ 53.662852][ T5690] tcp_sendmsg+0x2e/0x50 [ 53.662870][ T5690] ? __pfx_tcp_sendmsg+0x10/0x10 [ 53.662889][ T5690] inet_sendmsg+0xb9/0x140 [ 53.662908][ T5690] sock_write_iter+0x4ea/0x5b0 [ 53.662921][ T5690] ? __pfx_inet_sendmsg+0x10/0x10 [ 53.662939][ T5690] ? __pfx_sock_write_iter+0x10/0x10 [ 53.662958][ T5690] ? bpf_lsm_file_permission+0x9/0x10 [ 53.662971][ T5690] ? security_file_permission+0x76/0x210 [ 53.662991][ T5690] ? rw_verify_area+0xce/0x6d0 [ 53.663013][ T5690] vfs_write+0x6ac/0x1050 [ 53.663026][ T5690] ? __pfx_sock_write_iter+0x10/0x10 [ 53.663042][ T5690] ? __pfx_vfs_write+0x10/0x10 [ 53.663056][ T5690] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 53.663073][ T5690] ? lockdep_hardirqs_on+0x78/0x100 [ 53.663089][ T5690] ? _raw_spin_unlock_irq+0x2e/0x50 [ 53.663108][ T5690] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 53.663127][ T5690] ksys_write+0x1f8/0x250 [ 53.663142][ T5690] ? __pfx_ksys_write+0x10/0x10 [ 53.663163][ T5690] do_syscall_64+0x115/0x840 [ 53.663184][ T5690] ? clear_bhb_loop+0x40/0x90 [ 53.663201][ T5690] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.663216][ T5690] RIP: 0033:0x7fef38a8d407 [ 53.663227][ T5690] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.663240][ T5690] RSP: 002b:00007fffc1a986c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 53.663253][ T5690] RAX: ffffffffffffffda RBX: 00007fef3913e300 RCX: 00007fef38a8d407 [ 53.663263][ T5690] RDX: 0000000000008024 RSI: 00007fef38919010 RDI: 0000000000000004 [ 53.663271][ T5690] RBP: 0000563fc633b050 R08: 0000000000000000 R09: 0000000000000000 [ 53.663279][ T5690] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 53.663287][ T5690] R13: 00007fffc1a98810 R14: 0000000000000000 R15: 0000000000000004 [ 53.663306][ T5690] [ 53.663314][ T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 53.663330][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.663338][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.663357][ T36] Call Trace: [ 53.663361][ T36] [ 53.663366][ T36] dump_stack_lvl+0x100/0x190 [ 53.663381][ T36] should_fail_ex.cold+0x5/0xa [ 53.663396][ T36] should_failslab+0xc2/0x120 [ 53.663414][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.663432][ T36] ? __alloc_skb+0x140/0x710 [ 53.663452][ T36] __alloc_skb+0x140/0x710 [ 53.663468][ T36] ? __alloc_skb+0x5b7/0x710 [ 53.663484][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 53.663513][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.663530][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.663548][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.663576][ T36] process_one_work+0xa23/0x1940 [ 53.663603][ T36] ? __pfx_process_one_work+0x10/0x10 [ 53.663628][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.663649][ T36] worker_thread+0x5ef/0xe50 [ 53.663676][ T36] ? kthread+0x13a/0x450 [ 53.663692][ T36] ? __pfx_worker_thread+0x10/0x10 [ 53.663710][ T36] kthread+0x370/0x450 [ 53.663727][ T36] ? __pfx_kthread+0x10/0x10 [ 53.663745][ T36] ret_from_fork+0x72b/0xd50 [ 53.663762][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 53.663779][ T36] ? __switch_to+0x800/0x10f0 [ 53.663800][ T36] ? __pfx_kthread+0x10/0x10 [ 53.663818][ T36] ret_from_fork_asm+0x1a/0x30 [ 53.663845][ T36] [ 53.663924][ T5690] FAULT_INJECTION: forcing a failure. [ 53.663924][ T5690] name failslab, interval 1, probability 100, space 0, times 20 [ 53.663943][ T5690] CPU: 3 UID: 0 PID: 5690 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 53.663961][ T5690] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.663969][ T5690] Call Trace: [ 53.663974][ T5690] [ 53.663980][ T5690] dump_stack_lvl+0x100/0x190 [ 53.663998][ T5690] should_fail_ex.cold+0x5/0xa [ 53.664017][ T5690] should_failslab+0xc2/0x120 [ 53.664037][ T5690] kmem_cache_alloc_noprof+0x91/0x6a0 [ 53.664057][ T5690] ? lock_acquire+0x1b9/0x370 [ 53.664079][ T5690] ? skb_clone+0x190/0x400 [ 53.664108][ T5690] skb_clone+0x190/0x400 [ 53.664129][ T5690] dev_queue_xmit_nit+0x255/0xa60 [ 53.664156][ T5690] dev_hard_start_xmit+0x2f5/0x760 [ 53.664193][ T5690] sch_direct_xmit+0x1b2/0xc70 [ 53.664216][ T5690] ? lock_acquire+0x1b9/0x370 [ 53.664238][ T5690] ? __pfx_sch_direct_xmit+0x10/0x10 [ 53.664260][ T5690] ? do_raw_spin_lock+0x240/0x260 [ 53.664282][ T5690] __dev_queue_xmit+0x27ac/0x4970 [ 53.664303][ T5690] ? __pfx_stack_trace_save+0x10/0x10 [ 53.664325][ T5690] ? __pfx___dev_queue_xmit+0x10/0x10 [ 53.664345][ T5690] ? find_held_lock+0x2b/0x80 [ 53.664365][ T5690] ? __lock_acquire+0x49f/0x1a40 [ 53.664405][ T5690] ip_finish_output2+0xf4a/0x2400 [ 53.664428][ T5690] ? __pfx_ip_finish_output2+0x10/0x10 [ 53.664445][ T5690] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 53.664449][ T36] FAULT_INJECTION: forcing a failure. [ 53.664449][ T36] name failslab, interval 1, probability 100, space 0, times 17 [ 53.664466][ T5690] __ip_finish_output.part.0+0x444/0x6f0 [ 53.664486][ T5690] ip_output+0x39b/0xc10 [ 53.664504][ T5690] ? __pfx_ip_output+0x10/0x10 [ 53.664523][ T5690] ? __pfx_ip_finish_output+0x10/0x10 [ 53.664544][ T5690] ? __pfx_ip_output+0x10/0x10 [ 53.664561][ T5690] ip_local_out+0x193/0x1f0 [ 53.664580][ T5690] __ip_queue_xmit+0x885/0x1e90 [ 53.664601][ T5690] ? __pfx_ip_queue_xmit+0x10/0x10 [ 53.664618][ T5690] __tcp_transmit_skb+0x3506/0x4f20 [ 53.664652][ T5690] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 53.664675][ T5690] ? ip_dst_mtu_maybe_forward.constprop.0+0x3df/0x750 [ 53.664706][ T5690] ? ktime_get+0x22c/0x320 [ 53.664727][ T5690] ? lockdep_hardirqs_on+0x78/0x100 [ 53.664748][ T5690] tcp_write_xmit+0x1130/0x8470 [ 53.664783][ T5690] ? __sk_mem_schedule+0xd0/0x100 [ 53.664808][ T5690] tcp_sendmsg_locked+0x2c8c/0x44d0 [ 53.664843][ T5690] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 53.664866][ T5690] ? do_raw_spin_lock+0x128/0x260 [ 53.664882][ T5690] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.664903][ T5690] ? __local_bh_enable_ip+0x9e/0x120 [ 53.664922][ T5690] tcp_sendmsg+0x2e/0x50 [ 53.664940][ T5690] ? __pfx_tcp_sendmsg+0x10/0x10 [ 53.664961][ T5690] inet_sendmsg+0xb9/0x140 [ 53.664982][ T5690] sock_write_iter+0x4ea/0x5b0 [ 53.664995][ T5690] ? __pfx_inet_sendmsg+0x10/0x10 [ 53.665014][ T5690] ? __pfx_sock_write_iter+0x10/0x10 [ 53.665034][ T5690] ? bpf_lsm_file_permission+0x9/0x10 [ 53.665048][ T5690] ? security_file_permission+0x76/0x210 [ 53.665069][ T5690] ? rw_verify_area+0xce/0x6d0 [ 53.665093][ T5690] vfs_write+0x6ac/0x1050 [ 53.665112][ T5690] ? __pfx_sock_write_iter+0x10/0x10 [ 53.665128][ T5690] ? __pfx_vfs_write+0x10/0x10 [ 53.665144][ T5690] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 53.665163][ T5690] ? lockdep_hardirqs_on+0x78/0x100 [ 53.665179][ T5690] ? _raw_spin_unlock_irq+0x2e/0x50 [ 53.665194][ T5690] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 53.665212][ T5690] ksys_write+0x1f8/0x250 [ 53.665226][ T5690] ? __pfx_ksys_write+0x10/0x10 [ 53.665246][ T5690] do_syscall_64+0x115/0x840 [ 53.665262][ T5690] ? clear_bhb_loop+0x40/0x90 [ 53.665280][ T5690] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.665294][ T5690] RIP: 0033:0x7fef38a8d407 [ 53.665306][ T5690] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.665319][ T5690] RSP: 002b:00007fffc1a986c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 53.665333][ T5690] RAX: ffffffffffffffda RBX: 00007fef3913e300 RCX: 00007fef38a8d407 [ 53.665342][ T5690] RDX: 0000000000007ff4 RSI: 00007fef38919010 RDI: 0000000000000004 [ 53.665354][ T5690] RBP: 0000563fc633b050 R08: 0000000000000000 R09: 0000000000000000 [ 53.665364][ T5690] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 53.665374][ T5690] R13: 00007fffc1a98810 R14: 0000000000000000 R15: 0000000000000004 [ 53.665397][ T5690] [ 53.665966][ T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 53.665982][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.665990][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.666008][ T36] Call Trace: [ 53.666013][ T36] [ 53.666017][ T36] dump_stack_lvl+0x100/0x190 [ 53.666033][ T36] should_fail_ex.cold+0x5/0xa [ 53.666048][ T36] should_failslab+0xc2/0x120 [ 53.666066][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.666084][ T36] ? __alloc_skb+0x140/0x710 [ 53.666104][ T36] __alloc_skb+0x140/0x710 [ 53.666124][ T36] ? __alloc_skb+0x5b7/0x710 [ 53.666141][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 53.666156][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.666171][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.666190][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.666217][ T36] process_one_work+0xa23/0x1940 [ 53.666244][ T36] ? __pfx_process_one_work+0x10/0x10 [ 53.666269][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.666290][ T36] worker_thread+0x5ef/0xe50 [ 53.666337][ T36] ? kthread+0x13a/0x450 [ 53.666355][ T36] ? __pfx_worker_thread+0x10/0x10 [ 53.666373][ T36] kthread+0x370/0x450 [ 53.666390][ T36] ? __pfx_kthread+0x10/0x10 [ 53.666408][ T36] ret_from_fork+0x72b/0xd50 [ 53.666425][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 53.666442][ T36] ? __switch_to+0x800/0x10f0 [ 53.666462][ T36] ? __pfx_kthread+0x10/0x10 [ 53.666483][ T36] ret_from_fork_asm+0x1a/0x30 [ 53.666517][ T36] [ 53.666530][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.666544][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.666550][ T5141] Call Trace: [ 53.666553][ T5141] [ 53.666557][ T5141] dump_stack_lvl+0x100/0x190 [ 53.666570][ T5141] should_fail_ex.cold+0x5/0xa [ 53.666581][ T5141] should_failslab+0xc2/0x120 [ 53.666596][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.666609][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.666622][ T5141] ? __alloc_skb+0x140/0x710 [ 53.666637][ T5141] __alloc_skb+0x140/0x710 [ 53.666650][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.666665][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.666678][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.666692][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.666711][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.666735][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.666761][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.666781][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.666799][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.666816][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.666833][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.666846][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.666859][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.666873][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.666889][ T5141] ? __sys_connect+0xe4/0x170 [ 53.666909][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.666922][ T5141] ? do_syscall_64+0x90/0x840 [ 53.666934][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.666946][ T5141] do_syscall_64+0x115/0x840 [ 53.666958][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.666971][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.666981][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.666990][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.667001][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.667010][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.667017][ T5141] RDX: 000000000000004a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.667023][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.667029][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.667026][ T36] FAULT_INJECTION: forcing a failure. [ 53.667026][ T36] name failslab, interval 1, probability 100, space 0, times 11 [ 53.667035][ T5141] R13: 00007ffe086bc580 R14: 000000000000002f R15: 00007ffe086bc580 [ 53.667061][ T5141] [ 53.667095][ C1] FAULT_INJECTION: forcing a failure. [ 53.667095][ C1] name failslab, interval 1, probability 100, space 0, times 11 [ 53.667111][ C1] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.667123][ C1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.667129][ C1] Call Trace: [ 53.667132][ C1] [ 53.667136][ C1] dump_stack_lvl+0x100/0x190 [ 53.667154][ C1] should_fail_ex.cold+0x5/0xa [ 53.667166][ C1] should_failslab+0xc2/0x120 [ 53.667181][ C1] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.667195][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.667208][ C1] ? __alloc_skb+0x140/0x710 [ 53.667223][ C1] __alloc_skb+0x140/0x710 [ 53.667236][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.667249][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 53.667264][ C1] ? lock_acquire+0x1b9/0x370 [ 53.667282][ C1] __netdev_alloc_skb+0x7a/0x960 [ 53.667302][ C1] __ieee80211_beacon_get+0xba1/0x1ee0 [ 53.667325][ C1] ? __lock_acquire+0x49f/0x1a40 [ 53.667352][ C1] ieee80211_beacon_get_tim+0xa6/0x280 [ 53.667370][ C1] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 53.667388][ C1] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 53.667408][ C1] __iterate_interfaces+0x2e6/0x650 [ 53.667422][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.667438][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.667454][ C1] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 53.667470][ C1] mac80211_hwsim_beacon+0xe5/0x2a0 [ 53.667483][ C1] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 53.667495][ C1] __hrtimer_run_queues+0x462/0x9c0 [ 53.667513][ C1] hrtimer_run_softirq+0x17d/0x2c0 [ 53.667534][ C1] handle_softirqs+0x1ea/0x9b0 [ 53.667552][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 53.667570][ C1] ? _raw_spin_unlock+0x28/0x50 [ 53.667586][ C1] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.667601][ C1] __irq_exit_rcu+0x162/0x210 [ 53.667613][ C1] irq_exit_rcu+0x9/0x30 [ 53.667624][ C1] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.667637][ C1] [ 53.667640][ C1] [ 53.667644][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.667658][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 [ 53.667674][ C1] Code: 96 f7 5d 00 48 89 df 5b e9 1d 72 63 00 be 03 00 00 00 5b e9 02 16 12 03 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 c5 23 5a 12 48 8b 34 24 65 48 8b 15 a1 23 5a [ 53.667684][ C1] RSP: 0018:ffffc90027ac7860 EFLAGS: 00000293 [ 53.667693][ C1] RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffffffff8174e0bc [ 53.667700][ C1] RDX: ffff88802570a540 RSI: ffffffff8174e0c6 RDI: ffff88802570a540 [ 53.667706][ C1] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 53.667712][ C1] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000200 [ 53.667719][ C1] R13: ffffffff8d4e9500 R14: 0000000000000001 R15: 0000000000000000 [ 53.667728][ C1] ? dump_stack_lvl+0x16c/0x190 [ 53.667739][ C1] ? dump_stack_lvl+0x176/0x190 [ 53.667751][ C1] dump_stack_lvl+0x17c/0x190 [ 53.667762][ C1] should_fail_ex.cold+0x5/0xa [ 53.667774][ C1] should_failslab+0xc2/0x120 [ 53.667788][ C1] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.667802][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.667815][ C1] ? __alloc_skb+0x140/0x710 [ 53.667830][ C1] __alloc_skb+0x140/0x710 [ 53.667843][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.667856][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 53.667870][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.667883][ C1] alloc_skb_with_frags+0xdd/0x760 [ 53.667903][ C1] sock_alloc_send_pskb+0x801/0x980 [ 53.667920][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.667939][ C1] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.667954][ C1] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.667972][ C1] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.667990][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.668007][ C1] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.668020][ C1] __sys_sendto+0x48b/0x4e0 [ 53.668033][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.668047][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 53.668064][ C1] ? __sys_connect+0xe4/0x170 [ 53.668084][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 53.668097][ C1] ? do_syscall_64+0x90/0x840 [ 53.668110][ C1] ? lockdep_hardirqs_on+0x78/0x100 [ 53.668122][ C1] do_syscall_64+0x115/0x840 [ 53.668134][ C1] ? clear_bhb_loop+0x40/0x90 [ 53.668147][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.668163][ C1] RIP: 0033:0x7f0e57d35407 [ 53.668172][ C1] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.668182][ C1] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.668191][ C1] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.668198][ C1] RDX: 000000000000004a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.668204][ C1] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.668211][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.668217][ C1] R13: 00007ffe086bc580 R14: 000000000000002f R15: 00007ffe086bc580 [ 53.668230][ C1] [ 53.668242][ C1] FAULT_INJECTION: forcing a failure. [ 53.668242][ C1] name failslab, interval 1, probability 100, space 0, times 10 [ 53.668268][ C1] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.668280][ C1] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.668286][ C1] Call Trace: [ 53.668289][ C1] [ 53.668293][ C1] dump_stack_lvl+0x100/0x190 [ 53.668305][ C1] should_fail_ex.cold+0x5/0xa [ 53.668316][ C1] should_failslab+0xc2/0x120 [ 53.668331][ C1] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.668344][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.668358][ C1] ? __alloc_skb+0x140/0x710 [ 53.668373][ C1] __alloc_skb+0x140/0x710 [ 53.668385][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.668399][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 53.668413][ C1] ? lock_acquire+0x1b9/0x370 [ 53.668431][ C1] __netdev_alloc_skb+0x7a/0x960 [ 53.668447][ C1] __ieee80211_beacon_get+0xba1/0x1ee0 [ 53.668462][ C1] ? __lock_acquire+0x49f/0x1a40 [ 53.668481][ C1] ieee80211_beacon_get_tim+0xa6/0x280 [ 53.668496][ C1] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 53.668514][ C1] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 53.668533][ C1] __iterate_interfaces+0x2e6/0x650 [ 53.668546][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.668563][ C1] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.668578][ C1] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 53.668594][ C1] mac80211_hwsim_beacon+0xe5/0x2a0 [ 53.668606][ C1] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 53.668618][ C1] __hrtimer_run_queues+0x462/0x9c0 [ 53.668635][ C1] hrtimer_run_softirq+0x17d/0x2c0 [ 53.668650][ C1] handle_softirqs+0x1ea/0x9b0 [ 53.668665][ C1] ? __pfx_handle_softirqs+0x10/0x10 [ 53.668677][ C1] ? _raw_spin_unlock+0x28/0x50 [ 53.668687][ C1] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.668702][ C1] __irq_exit_rcu+0x162/0x210 [ 53.668714][ C1] irq_exit_rcu+0x9/0x30 [ 53.668725][ C1] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.668737][ C1] [ 53.668740][ C1] [ 53.668744][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.668756][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 [ 53.668771][ C1] Code: 96 f7 5d 00 48 89 df 5b e9 1d 72 63 00 be 03 00 00 00 5b e9 02 16 12 03 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 8b 05 c5 23 5a 12 48 8b 34 24 65 48 8b 15 a1 23 5a [ 53.668781][ C1] RSP: 0018:ffffc90027ac7860 EFLAGS: 00000293 [ 53.668789][ C1] RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffffffff8174e0bc [ 53.668796][ C1] RDX: ffff88802570a540 RSI: ffffffff8174e0c6 RDI: ffff88802570a540 [ 53.668802][ C1] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 53.668808][ C1] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000200 [ 53.668814][ C1] R13: ffffffff8d4e9500 R14: 0000000000000001 R15: 0000000000000000 [ 53.668824][ C1] ? dump_stack_lvl+0x16c/0x190 [ 53.668834][ C1] ? dump_stack_lvl+0x176/0x190 [ 53.668846][ C1] dump_stack_lvl+0x17c/0x190 [ 53.668857][ C1] should_fail_ex.cold+0x5/0xa [ 53.668869][ C1] should_failslab+0xc2/0x120 [ 53.668883][ C1] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.668896][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.668909][ C1] ? __alloc_skb+0x140/0x710 [ 53.668925][ C1] __alloc_skb+0x140/0x710 [ 53.668937][ C1] ? __alloc_skb+0x5b7/0x710 [ 53.668950][ C1] ? __pfx___alloc_skb+0x10/0x10 [ 53.668964][ C1] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.668978][ C1] alloc_skb_with_frags+0xdd/0x760 [ 53.668997][ C1] sock_alloc_send_pskb+0x801/0x980 [ 53.669014][ C1] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.669033][ C1] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.669049][ C1] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.669066][ C1] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.669084][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.669101][ C1] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.669114][ C1] __sys_sendto+0x48b/0x4e0 [ 53.669126][ C1] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.669141][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 53.669161][ C1] ? __sys_connect+0xe4/0x170 [ 53.669182][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 53.669195][ C1] ? do_syscall_64+0x90/0x840 [ 53.669207][ C1] ? lockdep_hardirqs_on+0x78/0x100 [ 53.669220][ C1] do_syscall_64+0x115/0x840 [ 53.669232][ C1] ? clear_bhb_loop+0x40/0x90 [ 53.669245][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.669255][ C1] RIP: 0033:0x7f0e57d35407 [ 53.669263][ C1] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.669273][ C1] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.669282][ C1] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.669289][ C1] RDX: 000000000000004a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.669295][ C1] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.669301][ C1] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.669307][ C1] R13: 00007ffe086bc580 R14: 000000000000002f R15: 00007ffe086bc580 [ 53.669320][ C1] [ 53.669501][ T5141] FAULT_INJECTION: forcing a failure. [ 53.669501][ T5141] name failslab, interval 1, probability 100, space 0, times 8 [ 53.669514][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.669525][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.669531][ T5141] Call Trace: [ 53.669534][ T5141] [ 53.669538][ T5141] dump_stack_lvl+0x100/0x190 [ 53.669550][ T5141] should_fail_ex.cold+0x5/0xa [ 53.669561][ T5141] should_failslab+0xc2/0x120 [ 53.669575][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.669589][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.669601][ T5141] ? __alloc_skb+0x140/0x710 [ 53.669616][ T5141] __alloc_skb+0x140/0x710 [ 53.669628][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.669641][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.669656][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.669669][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.669688][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.669705][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.669724][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.669738][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.669756][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.669773][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.669790][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.669803][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.669815][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.669829][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.669845][ T5141] ? __sys_connect+0xe4/0x170 [ 53.669865][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.669878][ T5141] ? do_syscall_64+0x90/0x840 [ 53.669890][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.669902][ T5141] do_syscall_64+0x115/0x840 [ 53.669914][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.669927][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.669937][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.669945][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.669955][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.669965][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.669975][ T5141] RDX: 000000000000004a RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.669984][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.669992][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.670001][ T5141] R13: 00007ffe086bc580 R14: 000000000000002f R15: 00007ffe086bc580 [ 53.670023][ T5141] [ 53.670354][ T5141] FAULT_INJECTION: forcing a failure. [ 53.670354][ T5141] name failslab, interval 1, probability 100, space 0, times 7 [ 53.670368][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.670379][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.670385][ T5141] Call Trace: [ 53.670388][ T5141] [ 53.670391][ T5141] dump_stack_lvl+0x100/0x190 [ 53.670404][ T5141] should_fail_ex.cold+0x5/0xa [ 53.670415][ T5141] should_failslab+0xc2/0x120 [ 53.670429][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.670443][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.670455][ T5141] ? __alloc_skb+0x140/0x710 [ 53.670470][ T5141] __alloc_skb+0x140/0x710 [ 53.670483][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.670495][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.670509][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.670522][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.670541][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.670558][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.670577][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.670592][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.670609][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.670627][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.670643][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.670658][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.670671][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.670685][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.670701][ T5141] ? __sys_connect+0xe4/0x170 [ 53.670721][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.670734][ T5141] ? do_syscall_64+0x90/0x840 [ 53.670746][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.670758][ T5141] do_syscall_64+0x115/0x840 [ 53.670770][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.670783][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.670793][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.670802][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.670812][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.670821][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.670828][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.670834][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.670840][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.670846][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.670858][ T5141] [ 53.670999][ T5141] FAULT_INJECTION: forcing a failure. [ 53.670999][ T5141] name failslab, interval 1, probability 100, space 0, times 6 [ 53.671012][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.671023][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.671029][ T5141] Call Trace: [ 53.671032][ T5141] [ 53.671035][ T5141] dump_stack_lvl+0x100/0x190 [ 53.671047][ T5141] should_fail_ex.cold+0x5/0xa [ 53.671058][ T5141] should_failslab+0xc2/0x120 [ 53.671073][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.671086][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.671099][ T5141] ? __alloc_skb+0x140/0x710 [ 53.671114][ T5141] __alloc_skb+0x140/0x710 [ 53.671118][ C0] FAULT_INJECTION: forcing a failure. [ 53.671118][ C0] name failslab, interval 1, probability 100, space 0, times 6 [ 53.671122][ C2] FAULT_INJECTION: forcing a failure. [ 53.671122][ C2] name failslab, interval 1, probability 100, space 0, times 6 [ 53.671126][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.671139][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.671158][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.671171][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.671191][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.671207][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.671226][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.671241][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.671258][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.671276][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.671292][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.671305][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.671317][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.671331][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.671348][ T5141] ? __sys_connect+0xe4/0x170 [ 53.671368][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.671381][ T5141] ? do_syscall_64+0x90/0x840 [ 53.671393][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.671405][ T5141] do_syscall_64+0x115/0x840 [ 53.671417][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.671429][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.671439][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.671447][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.671457][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.671466][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.671473][ T5141] RDX: 000000000000004c RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.671479][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.671485][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.671491][ T5141] R13: 00007ffe086bc580 R14: 0000000000000031 R15: 00007ffe086bc580 [ 53.671504][ T5141] [ 53.671509][ C2] CPU: 2 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 53.671526][ C2] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.671536][ C2] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.671557][ C2] Call Trace: [ 53.671562][ C2] [ 53.671567][ C2] dump_stack_lvl+0x100/0x190 [ 53.671585][ C2] should_fail_ex.cold+0x5/0xa [ 53.671601][ C2] should_failslab+0xc2/0x120 [ 53.671622][ C2] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.671642][ T5141] FAULT_INJECTION: forcing a failure. [ 53.671642][ T5141] name failslab, interval 1, probability 100, space 0, times 5 [ 53.671641][ C2] ? __alloc_skb+0x140/0x710 [ 53.671664][ C2] __alloc_skb+0x140/0x710 [ 53.671681][ C2] ? __alloc_skb+0x5b7/0x710 [ 53.671699][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 53.671718][ C2] ? lock_acquire+0x1b9/0x370 [ 53.671744][ C2] __netdev_alloc_skb+0x7a/0x960 [ 53.671766][ C2] __ieee80211_beacon_get+0xba1/0x1ee0 [ 53.671788][ C2] ? __lock_acquire+0x49f/0x1a40 [ 53.671814][ C2] ieee80211_beacon_get_tim+0xa6/0x280 [ 53.671835][ C2] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 53.671879][ C2] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 53.671909][ C2] __iterate_interfaces+0x2e6/0x650 [ 53.671927][ C2] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.671950][ C2] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.671971][ C2] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 53.671993][ C2] mac80211_hwsim_beacon+0xe5/0x2a0 [ 53.672010][ C2] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 53.672026][ C2] __hrtimer_run_queues+0x462/0x9c0 [ 53.672052][ C2] hrtimer_run_softirq+0x17d/0x2c0 [ 53.672071][ C2] handle_softirqs+0x1ea/0x9b0 [ 53.672091][ C2] ? __pfx_handle_softirqs+0x10/0x10 [ 53.672107][ C2] ? _raw_spin_unlock+0x28/0x50 [ 53.672126][ C2] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.672151][ C2] __irq_exit_rcu+0x162/0x210 [ 53.672173][ C2] irq_exit_rcu+0x9/0x30 [ 53.672189][ C2] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.672206][ C2] [ 53.672210][ C2] [ 53.672215][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.672232][ C2] RIP: 0010:vprintk_emit+0x553/0x6b0 [ 53.672251][ C2] Code: 00 4d 85 ed 0f 85 1b 01 00 00 e8 08 93 21 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 96 8d 21 00 48 85 ed 0f 85 27 01 00 00 e8 92 21 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00 [ 53.672265][ C2] RSP: 0018:ffffc900005f7890 EFLAGS: 00000293 [ 53.672277][ C2] RAX: 0000000000000000 RBX: 0000000000000061 RCX: ffffffff81e81a8a [ 53.672287][ C2] RDX: ffff88801cf42540 RSI: ffffffff81e81a94 RDI: ffff88801cf42540 [ 53.672297][ C2] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 53.672305][ C2] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff920000bef14 [ 53.672314][ C2] R13: 0000000000000200 R14: ffff888022814a80 R15: ffffc900005f7958 [ 53.672329][ C2] ? vprintk_emit+0x66a/0x6b0 [ 53.672346][ C2] ? vprintk_emit+0x674/0x6b0 [ 53.672367][ C2] ? __pfx_vprintk_emit+0x10/0x10 [ 53.672391][ C2] _printk+0xcf/0x110 [ 53.672406][ C2] ? __pfx__printk+0x10/0x10 [ 53.672424][ C2] ? __pfx____ratelimit+0x10/0x10 [ 53.672445][ C2] should_fail_ex+0x4e4/0x640 [ 53.672471][ C2] should_failslab+0xc2/0x120 [ 53.672491][ C2] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.672511][ C2] ? __alloc_skb+0x140/0x710 [ 53.672533][ C2] __alloc_skb+0x140/0x710 [ 53.672550][ C2] ? __alloc_skb+0x5b7/0x710 [ 53.672568][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 53.672585][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.672602][ C2] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.672623][ C2] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.672653][ C2] process_one_work+0xa23/0x1940 [ 53.672683][ C2] ? __pfx_process_one_work+0x10/0x10 [ 53.672710][ C2] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.672732][ C2] worker_thread+0x5ef/0xe50 [ 53.672761][ C2] ? kthread+0x13a/0x450 [ 53.672778][ C2] ? __pfx_worker_thread+0x10/0x10 [ 53.672798][ C2] kthread+0x370/0x450 [ 53.672817][ C2] ? __pfx_kthread+0x10/0x10 [ 53.672837][ C2] ret_from_fork+0x72b/0xd50 [ 53.672856][ C2] ? __pfx_ret_from_fork+0x10/0x10 [ 53.672875][ C2] ? __switch_to+0x800/0x10f0 [ 53.672897][ C2] ? __pfx_kthread+0x10/0x10 [ 53.672918][ C2] ret_from_fork_asm+0x1a/0x30 [ 53.672947][ C2] [ 53.672957][ C0] CPU: 0 UID: 0 PID: 88 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full) [ 53.672978][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.672991][ C0] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.673014][ C0] Call Trace: [ 53.673020][ C0] [ 53.673027][ C0] dump_stack_lvl+0x100/0x190 [ 53.673048][ C0] should_fail_ex.cold+0x5/0xa [ 53.673069][ C0] should_failslab+0xc2/0x120 [ 53.673093][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.673117][ C0] ? __alloc_skb+0x140/0x710 [ 53.673144][ C0] __alloc_skb+0x140/0x710 [ 53.673166][ C0] ? __alloc_skb+0x5b7/0x710 [ 53.673188][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 53.673213][ C0] ? lock_acquire+0x1b9/0x370 [ 53.673246][ C0] __netdev_alloc_skb+0x7a/0x960 [ 53.673272][ C0] __ieee80211_beacon_get+0xba1/0x1ee0 [ 53.673299][ C0] ? __lock_acquire+0x49f/0x1a40 [ 53.673330][ C0] ieee80211_beacon_get_tim+0xa6/0x280 [ 53.673355][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 53.673386][ C0] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 53.673419][ C0] __iterate_interfaces+0x2e6/0x650 [ 53.673442][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.673470][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 53.673495][ C0] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 53.673521][ C0] mac80211_hwsim_beacon+0xe5/0x2a0 [ 53.673542][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 53.673562][ C0] __hrtimer_run_queues+0x462/0x9c0 [ 53.673592][ C0] hrtimer_run_softirq+0x17d/0x2c0 [ 53.673621][ C0] handle_softirqs+0x1ea/0x9b0 [ 53.673644][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 53.673665][ C0] ? _raw_spin_unlock+0x28/0x50 [ 53.673681][ C0] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 53.673706][ C0] __irq_exit_rcu+0x162/0x210 [ 53.673727][ C0] irq_exit_rcu+0x9/0x30 [ 53.673743][ C0] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 53.673764][ C0] [ 53.673770][ C0] [ 53.673776][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.673796][ C0] RIP: 0010:console_flush_one_record+0xac3/0xe50 [ 53.673818][ C0] Code: 00 e8 b1 07 2a 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 af b4 21 00 48 85 ed 0f 85 d7 01 00 00 e8 01 ba 21 00 fb 4c 89 e8 <48> c1 e8 03 42 80 3c 38 00 0f 85 64 03 00 00 48 8b 0c 24 48 8b 6b [ 53.673834][ C0] RSP: 0000:ffffc9000107f698 EFLAGS: 00000293 [ 53.673848][ C0] RAX: ffffffff8f9af1d8 RBX: ffffffff8f9af180 RCX: ffffffff81e7f251 [ 53.673859][ C0] RDX: ffff888022814a80 RSI: ffffffff81e7f25f RDI: ffff888022814a80 [ 53.673872][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 53.673881][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000af3 [ 53.673891][ C0] R13: ffffffff8f9af1d8 R14: ffffc9000107f718 R15: dffffc0000000000 [ 53.673909][ C0] ? console_flush_one_record+0xab1/0xe50 [ 53.673930][ C0] ? console_flush_one_record+0xabf/0xe50 [ 53.673954][ C0] ? console_flush_one_record+0xabf/0xe50 [ 53.673981][ C0] ? __pfx_console_flush_one_record+0x10/0x10 [ 53.674002][ C0] ? __hrtimer_rearm_deferred+0x23c/0x720 [ 53.674031][ C0] ? is_printk_cpu_sync_owner+0x32/0x40 [ 53.674057][ C0] console_unlock+0x103/0x260 [ 53.674079][ C0] ? __pfx_console_unlock+0x10/0x10 [ 53.674101][ C0] ? lock_acquire+0x141/0x370 [ 53.674131][ C0] ? vprintk_emit+0x66a/0x6b0 [ 53.674155][ C0] vprintk_emit+0x407/0x6b0 [ 53.674178][ C0] ? __pfx_vprintk_emit+0x10/0x10 [ 53.674202][ C0] ? mark_held_locks+0x40/0x70 [ 53.674231][ C0] _printk+0xcf/0x110 [ 53.674247][ C0] ? __pfx__printk+0x10/0x10 [ 53.674267][ C0] ? trace_sched_exit_tp+0x120/0x160 [ 53.674289][ C0] ? __schedule+0x126e/0x6730 [ 53.674306][ C0] ? __pfx____ratelimit+0x10/0x10 [ 53.674350][ C0] should_fail_ex+0x4e4/0x640 [ 53.674379][ C0] should_failslab+0xc2/0x120 [ 53.674404][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.674428][ C0] ? __alloc_skb+0x140/0x710 [ 53.674454][ C0] __alloc_skb+0x140/0x710 [ 53.674474][ C0] ? __alloc_skb+0x5b7/0x710 [ 53.674497][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 53.674518][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.674537][ C0] ? __pfx___might_resched+0x10/0x10 [ 53.674569][ C0] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.674604][ C0] process_one_work+0xa23/0x1940 [ 53.674645][ C0] ? __pfx_process_one_work+0x10/0x10 [ 53.674691][ C0] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.674718][ C0] worker_thread+0x5ef/0xe50 [ 53.674750][ C0] ? __pfx_worker_thread+0x10/0x10 [ 53.674776][ C0] ? kthread+0x13a/0x450 [ 53.674796][ C0] ? __pfx_worker_thread+0x10/0x10 [ 53.674820][ C0] kthread+0x370/0x450 [ 53.674842][ C0] ? __pfx_kthread+0x10/0x10 [ 53.674867][ C0] ret_from_fork+0x72b/0xd50 [ 53.674889][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 53.674912][ C0] ? __switch_to+0x800/0x10f0 [ 53.674939][ C0] ? __pfx_kthread+0x10/0x10 [ 53.674964][ C0] ret_from_fork_asm+0x1a/0x30 [ 53.674998][ C0] [ 53.675008][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.675022][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.675028][ T5141] Call Trace: [ 53.675032][ T5141] [ 53.675036][ T5141] dump_stack_lvl+0x100/0x190 [ 53.675048][ T5141] should_fail_ex.cold+0x5/0xa [ 53.675047][ C0] FAULT_INJECTION: forcing a failure. [ 53.675047][ C0] name failslab, interval 1, probability 100, space 0, times 3 [ 53.675060][ T5141] should_failslab+0xc2/0x120 [ 53.675075][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.675088][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.675101][ T5141] ? __alloc_skb+0x140/0x710 [ 53.675116][ T5141] __alloc_skb+0x140/0x710 [ 53.675129][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.675141][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.675160][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.675173][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.675193][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.675210][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.675229][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.675244][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.675261][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.675279][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.675295][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.675308][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.675320][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.675334][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.675351][ T5141] ? __sys_connect+0xe4/0x170 [ 53.675371][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.675384][ T5141] ? do_syscall_64+0x90/0x840 [ 53.675396][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.675409][ T5141] do_syscall_64+0x115/0x840 [ 53.675421][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.675433][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.675444][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.675452][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.675463][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.675472][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.675479][ T5141] RDX: 0000000000000050 RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.675485][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.675491][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.675497][ T5141] R13: 00007ffe086bc580 R14: 0000000000000035 R15: 00007ffe086bc580 [ 53.675510][ T5141] [ 53.675671][ T5141] FAULT_INJECTION: forcing a failure. [ 53.675671][ T5141] name failslab, interval 1, probability 100, space 0, times 2 [ 53.675685][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.675696][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.675702][ T5141] Call Trace: [ 53.675705][ T5141] [ 53.675709][ T5141] dump_stack_lvl+0x100/0x190 [ 53.675721][ T5141] should_fail_ex.cold+0x5/0xa [ 53.675732][ T5141] should_failslab+0xc2/0x120 [ 53.675746][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.675760][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.675772][ T5141] ? __alloc_skb+0x140/0x710 [ 53.675799][ T5141] __alloc_skb+0x140/0x710 [ 53.675811][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.675824][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.675838][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.675851][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.675870][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.675887][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.675906][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.675921][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.675938][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.675959][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.675981][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.675999][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.676017][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.676031][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.676048][ T5141] ? __sys_connect+0xe4/0x170 [ 53.676068][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.676081][ T5141] ? do_syscall_64+0x90/0x840 [ 53.676092][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.676105][ T5141] do_syscall_64+0x115/0x840 [ 53.676116][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.676129][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.676140][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.676148][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.676163][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.676172][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.676178][ T5141] RDX: 0000000000000050 RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.676184][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.676191][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.676197][ T5141] R13: 00007ffe086bc580 R14: 0000000000000035 R15: 00007ffe086bc580 [ 53.676209][ T5141] [ 53.676361][ T5141] FAULT_INJECTION: forcing a failure. [ 53.676361][ T5141] name failslab, interval 1, probability 100, space 0, times 1 [ 53.676374][ T5141] CPU: 1 UID: 0 PID: 5141 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 53.676385][ T5141] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.676391][ T5141] Call Trace: [ 53.676395][ T5141] [ 53.676398][ T5141] dump_stack_lvl+0x100/0x190 [ 53.676410][ T5141] should_fail_ex.cold+0x5/0xa [ 53.676421][ T5141] should_failslab+0xc2/0x120 [ 53.676435][ T5141] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.676449][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.676462][ T5141] ? __alloc_skb+0x140/0x710 [ 53.676476][ T5141] __alloc_skb+0x140/0x710 [ 53.676489][ T5141] ? __alloc_skb+0x5b7/0x710 [ 53.676502][ T5141] ? __pfx___alloc_skb+0x10/0x10 [ 53.676515][ T5141] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.676528][ T5141] alloc_skb_with_frags+0xdd/0x760 [ 53.676548][ T5141] sock_alloc_send_pskb+0x801/0x980 [ 53.676564][ T5141] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.676584][ T5141] unix_dgram_sendmsg+0x3c7/0x1810 [ 53.676598][ T5141] ? tomoyo_socket_sendmsg_permission+0x14e/0x3c0 [ 53.676615][ T5141] ? __pfx_tomoyo_socket_sendmsg_permission+0x10/0x10 [ 53.676633][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.676650][ T5141] ? apparmor_socket_sendmsg+0x15b/0x270 [ 53.676665][ T5141] __sys_sendto+0x48b/0x4e0 [ 53.676677][ T5141] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 53.676691][ T5141] ? __pfx___sys_sendto+0x10/0x10 [ 53.676708][ T5141] ? __sys_connect+0xe4/0x170 [ 53.676736][ T5141] __x64_sys_sendto+0xe0/0x1c0 [ 53.676753][ T5141] ? do_syscall_64+0x90/0x840 [ 53.676769][ T5141] ? lockdep_hardirqs_on+0x78/0x100 [ 53.676784][ T5141] do_syscall_64+0x115/0x840 [ 53.676795][ T5141] ? clear_bhb_loop+0x40/0x90 [ 53.676808][ T5141] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 53.676818][ T5141] RIP: 0033:0x7f0e57d35407 [ 53.676827][ T5141] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 53.676837][ T5141] RSP: 002b:00007ffe086bc440 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 53.676846][ T5141] RAX: ffffffffffffffda RBX: 00007f0e57be5c80 RCX: 00007f0e57d35407 [ 53.676852][ T5141] RDX: 0000000000000051 RSI: 00007ffe086bc580 RDI: 0000000000000003 [ 53.676859][ T5141] RBP: 00007ffe086bc9b0 R08: 0000000000000000 R09: 0000000000000000 [ 53.676864][ T5141] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffe086bc9c8 [ 53.676871][ T5141] R13: 00007ffe086bc580 R14: 0000000000000036 R15: 00007ffe086bc580 [ 53.676883][ T5141] [ 53.676890][ T36] CPU: 2 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 53.676909][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 53.676920][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 53.676941][ T36] Call Trace: [ 53.676948][ T36] [ 53.676954][ T36] dump_stack_lvl+0x100/0x190 [ 53.676973][ T36] should_fail_ex.cold+0x5/0xa [ 53.676992][ T36] should_failslab+0xc2/0x120 [ 53.677016][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 53.677037][ T36] ? __alloc_skb+0x140/0x710 [ 53.677062][ T36] __alloc_skb+0x140/0x710 [ 53.677083][ T36] ? __alloc_skb+0x5b7/0x710 [ 53.677103][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 53.677127][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.677147][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 53.677169][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 53.677204][ T36] process_one_work+0xa23/0x1940 [ 53.677237][ T36] ? __pfx_process_one_work+0x10/0x10 [ 53.677268][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 53.677294][ T36] worker_thread+0x5ef/0xe50 [ 53.677326][ T36] ? kthread+0x13a/0x450 [ 53.677345][ T36] ? __pfx_worker_thread+0x10/0x10 [ 53.677367][ T36] kthread+0x370/0x450 [ 53.677389][ T36] ? __pfx_kthread+0x10/0x10 [ 53.677410][ T36] ret_from_fork+0x72b/0xd50 [ 53.677432][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 53.677454][ T36] ? __switch_to+0x800/0x10f0 [ 53.677479][ T36] ? __pfx_kthread+0x10/0x10 [ 53.677501][ T36] ret_from_fork_asm+0x1a/0x30 [ 53.677535][ T36] [ 54.112872][ C3] bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:1c, vlan:0) [ 54.112961][ C0] CPU: 0 UID: 0 PID: 88 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full) [ 54.112983][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 54.112995][ C0] Workqueue: events_unbound nsim_dev_trap_report_work [ 54.113023][ C0] Call Trace: [ 54.113030][ C0] [ 54.113036][ C0] dump_stack_lvl+0x100/0x190 [ 54.113059][ C0] should_fail_ex.cold+0x5/0xa [ 54.113080][ C0] should_failslab+0xc2/0x120 [ 54.113104][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 54.113129][ C0] ? __alloc_skb+0x140/0x710 [ 54.113156][ C0] __alloc_skb+0x140/0x710 [ 54.113179][ C0] ? __alloc_skb+0x5b7/0x710 [ 54.113200][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 54.113223][ C0] ? lock_acquire+0x1b9/0x370 [ 54.113256][ C0] __netdev_alloc_skb+0x7a/0x960 [ 54.113282][ C0] __ieee80211_beacon_get+0xba1/0x1ee0 [ 54.113310][ C0] ? __lock_acquire+0x49f/0x1a40 [ 54.113340][ C0] ieee80211_beacon_get_tim+0xa6/0x280 [ 54.113365][ C0] ? __pfx_ieee80211_beacon_get_tim+0x10/0x10 [ 54.113397][ C0] mac80211_hwsim_beacon_tx+0x4c7/0xa00 [ 54.113431][ C0] __iterate_interfaces+0x2e6/0x650 [ 54.113453][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 54.113481][ C0] ? __pfx_mac80211_hwsim_beacon_tx+0x10/0x10 [ 54.113507][ C0] ieee80211_iterate_active_interfaces_atomic+0x71/0x1b0 [ 54.113535][ C0] mac80211_hwsim_beacon+0xe5/0x2a0 [ 54.113562][ C0] ? __pfx_mac80211_hwsim_beacon+0x10/0x10 [ 54.113583][ C0] __hrtimer_run_queues+0x462/0x9c0 [ 54.113614][ C0] hrtimer_run_softirq+0x17d/0x2c0 [ 54.113638][ C0] handle_softirqs+0x1ea/0x9b0 [ 54.113663][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 54.113682][ C0] ? _raw_spin_unlock+0x28/0x50 [ 54.113701][ C0] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 54.113727][ C0] __irq_exit_rcu+0x162/0x210 [ 54.113747][ C0] irq_exit_rcu+0x9/0x30 [ 54.113765][ C0] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 54.113786][ C0] [ 54.113792][ C0] [ 54.113798][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 54.113819][ C0] RIP: 0010:console_flush_one_record+0xac3/0xe50 [ 54.113842][ C0] Code: 00 e8 b1 07 2a 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 af b4 21 00 48 85 ed 0f 85 d7 01 00 00 e8 01 ba 21 00 fb 4c 89 e8 <48> c1 e8 03 42 80 3c 38 00 0f 85 64 03 00 00 48 8b 0c 24 48 8b 6b [ 54.113858][ C0] RSP: 0000:ffffc9000107f698 EFLAGS: 00000293 [ 54.113872][ C0] RAX: ffffffff8f9af1d8 RBX: ffffffff8f9af180 RCX: ffffffff81e7f251 [ 54.113883][ C0] RDX: ffff888022814a80 RSI: ffffffff81e7f25f RDI: ffff888022814a80 [ 54.113896][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 54.113906][ C0] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000af3 [ 54.113916][ C0] R13: ffffffff8f9af1d8 R14: ffffc9000107f718 R15: dffffc0000000000 [ 54.113935][ C0] ? console_flush_one_record+0xab1/0xe50 [ 54.113957][ C0] ? console_flush_one_record+0xabf/0xe50 [ 54.113982][ C0] ? console_flush_one_record+0xabf/0xe50 [ 54.114008][ C0] ? __pfx_console_flush_one_record+0x10/0x10 [ 54.114029][ C0] ? __hrtimer_rearm_deferred+0x23c/0x720 [ 54.114057][ C0] ? is_printk_cpu_sync_owner+0x32/0x40 [ 54.114085][ C0] console_unlock+0x103/0x260 [ 54.114108][ C0] ? __pfx_console_unlock+0x10/0x10 [ 54.114130][ C0] ? lock_acquire+0x141/0x370 [ 54.114160][ C0] ? vprintk_emit+0x66a/0x6b0 [ 54.114186][ C0] vprintk_emit+0x407/0x6b0 [ 54.114209][ C0] ? __pfx_vprintk_emit+0x10/0x10 [ 54.114233][ C0] ? mark_held_locks+0x40/0x70 [ 54.114262][ C0] _printk+0xcf/0x110 [ 54.114280][ C0] ? __pfx__printk+0x10/0x10 [ 54.114299][ C0] ? trace_sched_exit_tp+0x120/0x160 [ 54.114344][ C0] ? __schedule+0x126e/0x6730 [ 54.114363][ C0] ? __pfx____ratelimit+0x10/0x10 [ 54.114389][ C0] should_fail_ex+0x4e4/0x640 [ 54.114419][ C0] should_failslab+0xc2/0x120 [ 54.114443][ C0] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 54.114467][ C0] ? __alloc_skb+0x140/0x710 [ 54.114494][ C0] __alloc_skb+0x140/0x710 [ 54.114516][ C0] ? __alloc_skb+0x5b7/0x710 [ 54.114537][ C0] ? __pfx___alloc_skb+0x10/0x10 [ 54.114564][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 54.114583][ C0] ? __pfx___might_resched+0x10/0x10 [ 54.114616][ C0] nsim_dev_trap_report_work+0x2af/0xd20 [ 54.114651][ C0] process_one_work+0xa23/0x1940 [ 54.114687][ C0] ? __pfx_process_one_work+0x10/0x10 [ 54.114720][ C0] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 54.114748][ C0] worker_thread+0x5ef/0xe50 [ 54.114781][ C0] ? __pfx_worker_thread+0x10/0x10 [ 54.114806][ C0] ? kthread+0x13a/0x450 [ 54.114828][ C0] ? __pfx_worker_thread+0x10/0x10 [ 54.114852][ C0] kthread+0x370/0x450 [ 54.114875][ C0] ? __pfx_kthread+0x10/0x10 [ 54.114899][ C0] ret_from_fork+0x72b/0xd50 [ 54.114923][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 54.114946][ C0] ? __switch_to+0x800/0x10f0 [ 54.114973][ C0] ? __pfx_kthread+0x10/0x10 [ 54.114998][ C0] ret_from_fork_asm+0x1a/0x30 [ 54.115036][ C0] [ 54.115434][ T88] CPU: 0 UID: 0 PID: 88 Comm: kworker/u33:4 Not tainted syzkaller #0 PREEMPT(full) [ 54.115455][ T88] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 54.115465][ T88] Workqueue: events_unbound nsim_dev_trap_report_work [ 54.115488][ T88] Call Trace: [ 54.115493][ T88] [ 54.115499][ T88] dump_stack_lvl+0x100/0x190 [ 54.115520][ T88] should_fail_ex.cold+0x5/0xa [ 54.115539][ T88] should_failslab+0xc2/0x120 [ 54.115567][ T88] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 54.115591][ T88] ? __alloc_skb+0x140/0x710 [ 54.115617][ T88] __alloc_skb+0x140/0x710 [ 54.115637][ T88] ? __alloc_skb+0x5b7/0x710 [ 54.115658][ T88] ? __pfx___alloc_skb+0x10/0x10 [ 54.115676][ T88] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 54.115696][ T88] ? __pfx___might_resched+0x10/0x10 [ 54.115726][ T88] nsim_dev_trap_report_work+0x2af/0xd20 [ 54.115762][ T88] process_one_work+0xa23/0x1940 [ 54.115797][ T88] ? __pfx_process_one_work+0x10/0x10 [ 54.115829][ T88] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 54.115855][ T88] worker_thread+0x5ef/0xe50 [ 54.115887][ T88] ? __pfx_worker_thread+0x10/0x10 [ 54.115912][ T88] ? kthread+0x13a/0x450 [ 54.115933][ T88] ? __pfx_worker_thread+0x10/0x10 [ 54.115955][ T88] kthread+0x370/0x450 [ 54.115976][ T88] ? __pfx_kthread+0x10/0x10 [ 54.115998][ T88] ret_from_fork+0x72b/0xd50 [ 54.116021][ T88] ? __pfx_ret_from_fork+0x10/0x10 [ 54.116043][ T88] ? __switch_to+0x800/0x10f0 [ 54.116069][ T88] ? __pfx_kthread+0x10/0x10 [ 54.116092][ T88] ret_from_fork_asm+0x1a/0x30 [ 54.116128][ T88] [ 54.202826][ T5754] Bluetooth: hci1: command tx timeout [ 54.203348][ T5753] Bluetooth: hci2: command tx timeout [ 54.203375][ T5753] Bluetooth: hci0: command tx timeout [ 54.274937][ T5752] Bluetooth: hci3: command tx timeout [ 54.612024][ T5998] NFSD: Unable to initialize client recovery tracking! (-110) [ 56.109488][ T6036] netlink: 4 bytes leftover after parsing attributes in process `syz.2.45'. [ 56.111811][ T5998] NFSD: Is nfsdcld running? If not, enable CONFIG_NFSD_LEGACY_CLIENT_TRACKING. [ 56.121313][ T6036] [ 56.132014][ T5998] NFSD: starting 90-second grace period (net f0000589) [ 56.132629][ T6036] ============================= [ 62.515689][ C3] bridge0: received packet on bridge_slave_1 with own address as source address (addr:aa:aa:aa:aa:aa:1c, vlan:0) [ 62.517665][ T6036] WARNING: suspicious RCU usage [ 62.517674][ T6036] syzkaller #0 Not tainted [ 62.517681][ T6036] ----------------------------- [ 62.517685][ T6036] net/xfrm/xfrm_user.c:1630 suspicious rcu_dereference_check() usage! [ 62.517693][ T6036] [ 62.517693][ T6036] other info that might help us debug this: [ 62.517693][ T6036] [ 62.517697][ T6036] [ 62.517697][ T6036] rcu_scheduler_active = 2, debug_locks = 1 [ 62.517704][ T6036] 1 lock held by syz.2.45/6036: [ 63.759816][ T6036] #0: ffff88804fef1c50 (&net->xfrm.xfrm_cfg_mutex){+.+.}-{4:4}, at: xfrm_netlink_rcv+0x62/0x90 [ 63.762869][ T6036] [ 63.762869][ T6036] stack backtrace: [ 63.764569][ T6036] CPU: 0 UID: 0 PID: 6036 Comm: syz.2.45 Not tainted syzkaller #0 PREEMPT(full) [ 63.764583][ T6036] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 63.764590][ T6036] Call Trace: [ 63.764594][ T6036] [ 63.764602][ T6036] dump_stack_lvl+0x100/0x190 [ 63.764617][ T6036] lockdep_rcu_suspicious.cold+0x4f/0xb1 [ 63.764637][ T6036] xfrm_do_migrate_state+0x2463/0x2f10 [ 63.764655][ T6036] ? __pfx_xfrm_do_migrate_state+0x10/0x10 [ 63.764668][ T6036] ? __asan_memset+0x23/0x50 [ 63.764680][ T6036] ? __nla_validate_parse+0x1e7/0x28b0 [ 63.764701][ T6036] ? find_held_lock+0x2b/0x80 [ 63.764716][ T6036] ? __pfx_xfrm_do_migrate_state+0x10/0x10 [ 63.764731][ T6036] ? xfrm_user_rcv_msg+0x411/0xd00 [ 63.764742][ T6036] ? xfrm_user_rcv_msg+0x379/0xd00 [ 63.764752][ T6036] xfrm_user_rcv_msg+0x411/0xd00 [ 63.764765][ T6036] ? __pfx_xfrm_user_rcv_msg+0x10/0x10 [ 63.764777][ T6036] ? kfree_skbmem+0x19f/0x210 [ 63.764789][ T6036] ? consume_skb+0xd6/0x110 [ 63.764818][ T6036] ? rcu_is_watching+0x12/0xc0 [ 63.764832][ T6036] ? trace_contention_end+0x126/0x160 [ 63.764843][ T6036] ? __mutex_lock+0x26d/0x1bd0 [ 63.764859][ T6036] netlink_rcv_skb+0x159/0x420 [ 63.764871][ T6036] ? __pfx_xfrm_user_rcv_msg+0x10/0x10 [ 63.764883][ T6036] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 63.764903][ T6036] xfrm_netlink_rcv+0x71/0x90 [ 63.764914][ T6036] netlink_unicast+0x585/0x850 [ 63.764928][ T6036] ? __pfx_netlink_unicast+0x10/0x10 [ 63.764943][ T6036] netlink_sendmsg+0x8b0/0xda0 [ 63.764957][ T6036] ? __pfx_netlink_sendmsg+0x10/0x10 [ 63.764971][ T6036] ? apparmor_socket_sendmsg+0x15b/0x270 [ 63.764985][ T6036] ____sys_sendmsg+0xa4d/0xbe0 [ 63.764996][ T6036] ? __pfx_netlink_sendmsg+0x10/0x10 [ 63.765008][ T6036] ? __pfx_____sys_sendmsg+0x10/0x10 [ 63.765022][ T6036] ? plist_check_list+0x1b8/0x280 [ 63.765032][ T6036] ? plist_del+0x308/0x510 [ 63.765043][ T6036] ___sys_sendmsg+0x190/0x1e0 [ 63.765056][ T6036] ? __pfx____sys_sendmsg+0x10/0x10 [ 63.765067][ T6036] ? futex_wake+0x220/0x5e0 [ 63.765087][ T6036] ? find_held_lock+0x2b/0x80 [ 63.765108][ T6036] __sys_sendmsg+0x160/0x210 [ 63.765123][ T6036] ? __pfx___sys_sendmsg+0x10/0x10 [ 63.765145][ T6036] __do_fast_syscall_32+0xe7/0x970 [ 63.765161][ T6036] do_fast_syscall_32+0x32/0x70 [ 63.765175][ T6036] entry_SYSENTER_compat_after_hwframe+0x84/0x8e [ 63.765190][ T6036] RIP: 0023:0xf6fdefec [ 63.765203][ T6036] Code: Unable to access opcode bytes at 0xf6fdefc2. [ 63.765208][ T6036] RSP: 002b:00000000f53cd50c EFLAGS: 00000292 ORIG_RAX: 0000000000000172 [ 63.765218][ T6036] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000080000500 [ 63.765225][ T6036] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 63.765231][ T6036] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 63.765237][ T6036] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 63.765243][ T6036] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 63.765256][ T6036] [ 66.353466][ T88] rpcbind: server 127.0.0.1 not responding, timed out [ 69.512156][ T6012] NFSD: Unable to initialize client recovery tracking! (-110) [ 69.515220][ T6012] NFSD: Is nfsdcld running? If not, enable CONFIG_NFSD_LEGACY_CLIENT_TRACKING. [ 69.518710][ T6012] NFSD: starting 90-second grace period (net f00004e3) [ 69.549154][ T6027] NFSD: Failed to start, no listeners configured. [ 70.845813][ T1441] ieee802154 phy0 wpan0: encryption failed: -22 [ 70.848349][ T1441] ieee802154 phy1 wpan1: encryption failed: -22