last executing test programs: 9.397429405s ago: executing program 0 (id=1): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000100)={'syz_tun\x00', 0x2}) r1 = socket(0x2d, 0x2, 0x0) setsockopt(r1, 0x11d, 0x1, &(0x7f0000000200)="01000000", 0x4) ioctl(r1, 0x89e2, &(0x7f0000000300)='\x00\x00\x00\x00\b\x00\x00\x00\x00\x00\x00\x00') sendmsg(r1, &(0x7f0000000400)={&(0x7f0000000500)=@generic={0x2d, "00000000000008011800020000000600"}, 0x34, &(0x7f0000000600)=[{&(0x7f0000000700)='\x00\x00', 0x2}], 0x1}, 0x0) 9.256360433s ago: executing program 0 (id=9): mkdirat(0xffffffffffffff9c, &(0x7f0000001000)='./proc\x00', 0x1ff) mount(&(0x7f0000001040)=@filename='none\x00', &(0x7f0000001080)='./proc\x00', &(0x7f00000010c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001100)='./proc/filesystems\x00', 0x0, 0x0) read(r0, &(0x7f0000001140)=""/4096, 0x1000) 9.255376271s ago: executing program 0 (id=10): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000300)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r0, 0x400454cd, 0xcc) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000150)=@setlink={0x3c, 0x13, 0x5, 0x0, 0x0, {}, [@IFLA_IFNAME={0x14, 0x3, 'syzkaller0\x00'}, @IFLA_NET_NS_FD={0x8, 0x1c, 0xc9}]}, 0x3c}}, 0x0) ioctl$TUNSETLINK(r0, 0x400454cd, 0xcc) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000400)={'syzkaller0\x00', 0x1}) write$tun(r0, &(0x7f0000000500)={@val={0x0, 0x805}, @void, @x25={0x0, 0x0, 0x0, "0110000011123400"}}, 0x10) 9.019525895s ago: executing program 0 (id=13): r0 = socket$inet(0x2, 0x1, 0x0) bind(r0, &(0x7f0000000000)=@in={0x2, 0x801, @loopback}, 0x10) listen(r0, 0x5) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./nfsd\x00', &(0x7f0000000200)='nfsd\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./nfsd/versions\x00', 0x1, 0x0) write(r1, &(0x7f0000000400)='-2 -3 +4\n\x00', 0x9) r2 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./nfsd/portlist\x00', 0x1, 0x0) write(r2, &(0x7f0000000600)='3\n\x00', 0x2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./nfsd/threads\x00', 0x1, 0x0) write(r3, &(0x7f0000000800)='1\n\x00', 0x2) mkdirat(0xffffffffffffff9c, &(0x7f0000000900)='./exp\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000a00)='./mnt\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000b00)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000b00)='./proc\x00', &(0x7f0000000c00)='proc\x00', 0x0, 0x0) r4 = openat(0xffffffffffffff9c, &(0x7f0000000d00)='./proc/net/rpc/nfsd.export/channel\x00', 0x1, 0x0) write(r4, &(0x7f0000000e00)='* ./exp 10000 0 0 0\n\x00', 0x14) mount$nfs4(&(0x7f0000000f00)='127.0.0.1:./exp\x00', &(0x7f0000000a00)='./mnt\x00', &(0x7f0000001000), 0x0, &(0x7f0000001100)={[{'addr=127.0.0.1,port=2049,proto=tcp,clientaddr=127.0.0.1', 0x31}]}) (async) openat(0xffffffffffffff9c, &(0x7f0000001200)='./mnt/file0\x00', 0x0, 0x0) 7.654475031s ago: executing program 1 (id=23): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys_mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys_mnt\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys_mnt/module/sctp/parameters/no_checksums\x00', 0x1, 0x0) write(r0, &(0x7f0000000100)='Y', 0x1) r1 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r1, &(0x7f0000000200)={0x2, 0x270f, @remote}, 0x10) listen(r1, 0x5) syz_emit_ethernet(0x42, &(0x7f0000000300)={@local, @empty, @void, {@ipv4={0x800, @generic={{0x5, 0x4, 0x0, 0x0, 0x34, 0x0, 0x0, 0x40, 0x84, 0x0, @remote, @remote}, "0000270f1234567800000000010000140000000100000800000a000a00000001"}}}}, 0x0) 7.650506614s ago: executing program 1 (id=24): r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @empty}, 0x1c) listen(r0, 0x5) syz_emit_ethernet(0x4a, &(0x7f0000000100)={@local, @remote, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x14, 0x6, 0x40, @remote, @local, {[], {{0x1234, 0x4e20, 0x1000, 0x0, 0x0, 0x0, 0x5, 0x2, 0x1000}}}}}}}, 0x0) syz_emit_ethernet(0x4a, &(0x7f0000000200)={@local, @remote, @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x14, 0x6, 0x40, @remote, @local, {[], {{0x1234, 0x4e20, 0x1001, 0x0, 0x0, 0x0, 0x5, 0x4, 0x1000}}}}}}}, 0x0) 7.593064092s ago: executing program 3 (id=25): r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), r0) sendmsg$nl_generic(r0, &(0x7f0000000100)={&(0x7f0000000200), 0x10, &(0x7f0000000300)={&(0x7f0000000400)=ANY=[@ANYBLOB="340000000000010000000000000000001b010000100002000c0002006c6f000014000300040001000800020004000000"], 0x34}}, 0x0) 7.592022454s ago: executing program 1 (id=26): r0 = socket$rxrpc(0x21, 0x2, 0x2) bind$rxrpc(r0, &(0x7f0000000000)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @empty}}, 0x24) listen(r0, 0xa) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000100)="000000000000000000000001010000000000000100000001000000000400000100000000", 0x20, 0x0, &(0x7f0000000200)={0x2, 0x4e20, @loopback}, 0x10) nanosleep(&(0x7f0000000300)={0x0, 0x5f5e100}, 0x0) 7.591907457s ago: executing program 3 (id=27): r0 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="330000000314010000000000000000000b000200727865300000000008004100727865000a0033006c6f00000000"], 0x33}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$smc(&(0x7f0000000400), r1) sendmsg$SMC_PNETID_ADD(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f0000000600)={&(0x7f0000000700)=ANY=[@ANYBLOB="0800010073797a300a0002006c6f00000000090003007278653000000500040001000000"], 0x24}}, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) bind(r2, &(0x7f0000000800)=@in={0x2, 0x1f90, @empty}, 0x10) listen(r2, 0x5) connect(r3, &(0x7f0000000900)=@in={0x2, 0x1f90, @loopback}, 0x10) 7.509807213s ago: executing program 3 (id=28): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000040)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./proc/self/make-it-fail\x00', 0x2, 0x0) write(r0, &(0x7f0000000100)='1\n\x00', 0x2) r1 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000140)={0x6, 0x3, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x2}}, &(0x7f00000002c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x48) r2 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./proc/self/fail-nth\x00', 0x2, 0x0) write(r2, &(0x7f0000000100)='6\n\x00', 0x2) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000200)={r1, 0x0, 0xe, 0x0, &(0x7f0000000300)="00112233445566778899aabbccdd", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x50) write(r2, &(0x7f0000000100)='5\n\x00', 0x2) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000200)={r1, 0x0, 0xe, 0x0, &(0x7f0000000300)="00112233445566778899aabbccdd", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x50) write(r2, &(0x7f0000000100)='4\n\x00', 0x2) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000200)={r1, 0x0, 0xe, 0x0, &(0x7f0000000300)="00112233445566778899aabbccdd", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x50) write(r2, &(0x7f0000000100)='7\n\x00', 0x2) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000200)={r1, 0x0, 0xe, 0x0, &(0x7f0000000300)="00112233445566778899aabbccdd", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x50) 7.428321813s ago: executing program 1 (id=29): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/sys/net/sctp/auth_enable\x00', 0x0, 0x0) read(r0, &(0x7f0000000140)=""/16, 0x10) 7.428049028s ago: executing program 1 (id=30): 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) 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) 7.383054424s ago: executing program 3 (id=31): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x40241, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000200)={'syzkaller1\x00', 0xc201}) r1 = socket$kcm(0x2, 0xa, 0x2) ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f0000000180)={'syzkaller1\x00', @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}}) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys_mnt\x00', 0x1ff) mount(0x0, &(0x7f0000000040)='./sys_mnt\x00', &(0x7f0000000080)='sysfs\x00', 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./sys_mnt/module/sctp/parameters/no_checksums\x00', 0x1, 0x0) write(r2, &(0x7f0000000100)='Y', 0x1) r3 = socket$inet_sctp(0x2, 0x1, 0x84) bind$inet(r3, &(0x7f0000000200)={0x2, 0x270f, @remote}, 0x10) listen(r3, 0x5) write$tun(r0, &(0x7f0000000280)={@val={0x0, 0x800}, @val, @ipv4=@generic={{0x5, 0x4, 0x0, 0x0, 0x2400, 0x0, 0x0, 0x40, 0x84, 0x0, @local, @remote}, "270f270f12345678000000000100001411223344000100000001000012345678"}}, 0x44) 7.227072047s ago: executing program 0 (id=32): r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1002}) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000900)={'syzkaller0\x00', 0x41}) r2 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080), r1) sendmsg$TIPC_CMD_SET_NODE_ADDR(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)={0x24, r2, 0x1, 0x0, 0x0, {{}, {}, {0x8, 0x11, 0x1000001}}}, 0x24}}, 0x0) sendmsg$TIPC_CMD_ENABLE_BEARER(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x38, r2, 0x1, 0x0, 0x0, {{}, {}, {0x1c, 0x17, {0x1, 0x0, @l2={'eth', 0x3a, 'syzkaller0\x00'}}}}}, 0x38}}, 0x0) write(r0, &(0x7f0000000500)="ffffffffffff00000000000188ca4e14002800000028010000010100000200"/54, 0x36) 583.659052ms ago: executing program 2 (id=41): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./proc/sys/net/mpls/platform_labels\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1000', 0x4) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./proc/sys/net/mpls/conf/lo/input\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='1', 0x1) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000400)=@ipv4_newroute={0x44, 0x18, 0x601, 0x0, 0x0, {0x2, 0x20, 0x0, 0x0, 0xfe, 0x3, 0x0, 0x1}, [@RTA_DST={0x8, 0x1, @private=0xa000001}, @RTA_OIF={0x8, 0x4, 0x1}, @RTA_ENCAP_TYPE={0x6, 0x15, 0x1}, @RTA_ENCAP={0x10, 0x16, 0x0, 0x1, @MPLS_IPTUNNEL_DST={0xc, 0x1, [{0x64, 0x0, 0x1}]}}]}, 0x44}}, 0x0) r3 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_udp_int(r3, 0x11, 0x67, &(0x7f0000000500)=0x64, 0x4) connect$inet(r3, &(0x7f0000000540)={0x2, 0x1234, @private=0xa000001}, 0x10) sendmsg$inet(r3, &(0x7f0000000580)={&(0x7f0000000540)={0x2, 0x1234, @private=0xa000001}, 0x10, &(0x7f00000005c0)=[{&(0x7f0000000600)='\x00'/1000, 0x3e8}], 0x1}, 0x0) 583.504248ms ago: executing program 2 (id=42): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./proc\x00', &(0x7f0000000040)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./proc/sys/net/sctp/addip_enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='1\n', 0x2) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./proc/sys/net/sctp/addip_noauth_enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000200)='1\n', 0x2) close(r1) r2 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r2, &(0x7f0000000240)={0x2, 0x4e21, @loopback}, 0x10) listen(r2, 0x5) r3 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$sock_int(r3, 0x1, 0x2, &(0x7f0000000340)=0x1, 0x4) setsockopt$sock_int(r3, 0x1, 0xf, &(0x7f0000000340)=0x1, 0x4) bind$inet(r3, &(0x7f0000000280)={0x2, 0x4e22, @loopback}, 0x10) connect$inet(r3, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) r4 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$sock_int(r4, 0x1, 0x2, &(0x7f0000000340)=0x1, 0x4) setsockopt$sock_int(r4, 0x1, 0xf, &(0x7f0000000340)=0x1, 0x4) bind$inet(r4, &(0x7f0000000380)={0x2, 0x4e22, @rand_addr=0x7f000002}, 0x10) connect$inet(r4, &(0x7f00000002c0)={0x2, 0x4e21, @loopback}, 0x10) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000000300)=[@in={0x2, 0x0, @rand_addr=0x7f000002}], 0x10) nanosleep(&(0x7f0000000400)={0x0, 0x5f5e100}, 0x0) 583.374166ms ago: executing program 3 (id=43): mkdirat(0xffffffffffffff9c, &(0x7f0000000700)='./proc\x00', 0x1ff) mount(0x0, &(0x7f0000000700)='./proc\x00', &(0x7f0000000740)='proc\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./nfsd\x00', 0x1ff) mount(&(0x7f0000000040)=@filename='nfsd\x00', &(0x7f0000000080)='./nfsd\x00', &(0x7f00000000c0)='nfsd\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./nfsd/versions\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='+3 +4\n\x00', 0x6) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./nfsd/portlist\x00', 0x1, 0x0) write(r1, &(0x7f0000000240)='udp 2049\n\x00', 0x9) close(r1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./nfsd/threads\x00', 0x1, 0x0) write(r2, &(0x7f00000002c0)='1\n\x00', 0x2) close(r2) r3 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./proc/net/rpc/auth.unix.ip/channel\x00', 0x2, 0x0) r4 = socket$inet(0x2, 0x2, 0x0) connect$inet(r4, &(0x7f0000000300)={0x2, 0x8008, @loopback}, 0x10) write(r4, &(0x7f0000000400)="000000000000000000000002000186a30000000400000001000000010000002000"/56, 0x38) nanosleep(&(0x7f0000000500)={0x0, 0x5f5e100}, 0x0) read(r3, &(0x7f0000000600), 0x1000) 417.689109ms ago: executing program 2 (id=44): mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./proc\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='proc\x00', &(0x7f0000000200)='./proc\x00', &(0x7f0000000300)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./proc/net/rpc/use-gss-proxy\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='1\x00', 0x2) 413.272271ms ago: executing program 2 (id=45): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x1c, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_CMD={0x5, 0x1, 0x3}]}, 0x1c}}, 0x0) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x1c, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_CMD={0x5, 0x1, 0x1}]}, 0x1c}}, 0x0) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)={0x20, 0x1, 0x4, 0x1, 0x0, 0x0, {0x2}, [@NFULA_CFG_MODE={0xa, 0x2, {0xffff}}]}, 0x20}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x40, 0x3, 0xa, 0x401, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_PRIORITY={0x8}]}]}, @NFT_MSG_NEWRULE={0x48, 0x6, 0xa, 0x401, 0x0, 0x0, {0x2, 0x0, 0xa}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x1c, 0x4, 0x0, 0x1, [{0x18, 0x1, 0x0, 0x1, @log={{0x8}, @val={0xc, 0x2, 0x0, 0x1, [@NFTA_LOG_GROUP={0x6}]}}}]}]}], {0x14, 0x11, 0x1, 0x0, 0x0, {0x2}}}, 0xd0}}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000600)="00112233445566778899", 0xa, 0x0, &(0x7f0000000700)={0x2, 0x1234, @loopback}, 0x10) nanosleep(&(0x7f0000000800)={0x0, 0x5f5e100}, 0x0) 299.949645ms ago: executing program 1 (id=46): r0 = bpf$PROG_LOAD(0x5, &(0x7f0000001000)={0x6, 0x12, &(0x7f00000010c0)=@raw=[@generic={0xbf, 0x6, 0x1}, @generic={0xb7, 0x2}, @generic={0x7b, 0xa, 0x2, 0xfff8}, @generic={0x7b, 0xa, 0x2, 0xfff0}, @generic={0x7b, 0xa, 0x2, 0xffe8}, @generic={0x7b, 0xa, 0x2, 0xffe0}, @generic={0x7b, 0xa, 0x2, 0xffd8}, @generic={0x7b, 0xa, 0x2, 0xffd0}, @generic={0x7b, 0xa, 0x2, 0xffc8}, @generic={0x7b, 0xa, 0x2, 0xffc0}, @generic={0xbf, 0x1, 0x6}, @generic={0xbf, 0x2, 0xa}, @generic={0x7, 0x2, 0x0, 0x0, 0xffffffc0}, @generic={0xb7, 0x3, 0x0, 0x0, 0x40}, @generic={0xb7, 0x4}, @generic={0x85, 0x0, 0x0, 0x0, 0x45}, @generic={0xb7, 0x0, 0x0, 0x0, 0x2}, @generic={0x95}], &(0x7f0000001180)='GPL\x00', 0x1, 0x1000, &(0x7f00000011c0)=""/4096, 0x0, 0x0, '\x00', 0x0, @xdp, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000021c0)={r0, 0x0, 0x36, 0x0, &(0x7f0000002240)="001122334455001122334456080045000028000000004006f8ce0a0000010a00000200500050000000000000000050022000b82b0000", 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) 279.510643ms ago: executing program 2 (id=47): r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x1c, 0x2, 0x3, 0x1, 0x0, 0x0, {0x2}, [@NFQA_CFG_CMD={0x8, 0x1, {0x1, 0x0, 0x2}}]}, 0x1c}}, 0x0) sendmsg$NFQNL_MSG_CONFIG(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000240)={0x28, 0x2, 0x3, 0x1, 0x0, 0x0, {0x2}, [@NFQA_CFG_CMD={0x8, 0x1, {0x2, 0x0, 0x2}}, @NFQA_CFG_PARAMS={0x9, 0x2, {0xffff, 0x2}}]}, 0x28}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)={{0x14, 0xa, 0x1, 0x0, 0x0, {0x2}}, [@NFT_MSG_NEWTABLE={0x20, 0x2, 0xa, 0x1, 0x0, 0x0, {0x2}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x40, 0x2, 0xa, 0x1, 0x0, 0x0, {0x2}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x14, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_PRIORITY={0x8}]}]}, @NFT_MSG_NEWRULE={0x4c, 0x2, 0xa, 0x1, 0x0, 0x0, {0x2}, [@NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_RULE_EXPRESSIONS={0x20, 0x4, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, @queue={{0xa}, @val={0xc, 0x2, 0x0, 0x1, [@NFTA_QUEUE_NUM={0x6}]}}}]}]}], {0x14, 0xb, 0x1, 0x0, 0x0, {0x2}}}, 0xd4}}, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) sendto$inet(r1, &(0x7f0000000000)="12345678", 0x8, 0x0, &(0x7f0000000020)={0x2, 0x1234, @loopback}, 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f0000000040)={'lo\x00'}) 250.287867ms ago: executing program 2 (id=48): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./sys\x00', &(0x7f00000000c0)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./sys/bus/netdevsim/del_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='0\x00', 0x2) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/bus/netdevsim/new_device\x00', 0x1, 0x0) write(r1, &(0x7f00000001c0)='0 1 4\x00', 0x6) close(r1) r2 = socket$inet(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000200)={'netdevsim0\x00', 0x0}) r4 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000002c0)=@newqdisc={0x24, 0x24, 0x601, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {0xffff, 0xffff}}}, 0x24}}, 0x0) 129.242666ms ago: executing program 0 (id=49): mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000300)='./sys/bus/netdevsim/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000400)='10 2\n', 0x5) (async) nanosleep(&(0x7f0000000a00)={0x3}, 0x0) close(r0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/bus/netdevsim/devices/netdevsim10/sriov_numvfs\x00', 0x1, 0x0) write(r1, &(0x7f0000000600)='120\n', 0x4) (async) nanosleep(&(0x7f0000000a00)={0x3}, 0x0) close(r1) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000700)={0x0, 0x0, &(0x7f0000000800)={&(0x7f0000000900)=ANY=[@ANYBLOB="340000001200010001000000000000000000000000000000000000000000000009000300657468310000000008001d0001000000"], 0x34}}, 0x0) 0s ago: executing program 3 (id=50): mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='proc\x00', 0x1ff) mount(&(0x7f0000000080)=@filename='proc\x00', &(0x7f00000000c0)='proc\x00', &(0x7f0000000100)='proc\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='proc/sys/net/ipv4/conf/all/accept_source_route\x00', 0x1, 0x0) write(r0, &(0x7f0000000180)='1\n', 0x2) r1 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='proc/sys/net/ipv4/conf/syz0/accept_source_route\x00', 0x1, 0x0) write(r1, &(0x7f0000000200)='1\n', 0x2) syz_emit_ethernet(0x2a, &(0x7f0000000240)={@local, @empty, @void, {@ipv4={0x800, @generic={{0x7, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x40, 0x0, 0x0, @local, @remote, {[@ssrr={0x89, 0x7, 0x4, [@local]}]}}}}}}, 0x0) kernel console output (not intermixed with test programs): T5133] ? avc_has_perm+0x135/0x1e0 [ 51.888382][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.888393][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.888410][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.888431][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.888454][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.888471][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.888489][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.888500][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.888519][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.888542][ T5133] ? __sys_connect+0xe4/0x170 [ 51.888571][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.888586][ T5133] ? do_syscall_64+0x90/0x870 [ 51.888598][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.888611][ T5133] do_syscall_64+0x115/0x870 [ 51.888645][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.888659][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.888671][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.888692][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.888703][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.888713][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.888720][ T5133] RDX: 0000000000000055 RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.888726][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.888732][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.888739][ T5133] R13: 00007fff496062b0 R14: 000000000000003a R15: 00007fff496062b0 [ 51.888752][ T5133] [ 51.888980][ T5133] FAULT_INJECTION: forcing a failure. [ 51.888980][ T5133] name failslab, interval 1, probability 100, space 0, times 63 [ 51.889445][ T41] CPU: 3 UID: 0 PID: 41 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 51.889459][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.889466][ T41] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.889480][ T41] Call Trace: [ 51.889484][ T41] [ 51.889488][ T41] dump_stack_lvl+0x100/0x190 [ 51.889502][ T41] should_fail_ex.cold+0x5/0xa [ 51.889515][ T41] should_failslab+0xc2/0x120 [ 51.889529][ T41] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.889543][ T41] ? __alloc_skb+0x140/0x710 [ 51.889558][ T41] __alloc_skb+0x140/0x710 [ 51.889570][ T41] ? __alloc_skb+0x5b7/0x710 [ 51.889582][ T41] ? __pfx___alloc_skb+0x10/0x10 [ 51.889594][ T41] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.889610][ T41] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.889629][ T41] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.889648][ T41] process_one_work+0xa23/0x1940 [ 51.889665][ T41] ? __pfx_process_one_work+0x10/0x10 [ 51.889681][ T41] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.889696][ T41] worker_thread+0x5ef/0xe50 [ 51.889712][ T41] ? __pfx_worker_thread+0x10/0x10 [ 51.889725][ T41] ? kthread+0x13a/0x450 [ 51.889735][ T41] ? __pfx_worker_thread+0x10/0x10 [ 51.889746][ T41] kthread+0x370/0x450 [ 51.889756][ T41] ? __pfx_kthread+0x10/0x10 [ 51.889767][ T41] ret_from_fork+0x72b/0xd50 [ 51.889783][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 51.889800][ T41] ? __switch_to+0x800/0x10f0 [ 51.889811][ T41] ? __pfx_kthread+0x10/0x10 [ 51.889822][ T41] ret_from_fork_asm+0x1a/0x30 [ 51.889844][ T41] [ 51.890076][ T41] FAULT_INJECTION: forcing a failure. [ 51.890076][ T41] name failslab, interval 1, probability 100, space 0, times 62 [ 51.890483][ T48] FAULT_INJECTION: forcing a failure. [ 51.890483][ T48] name failslab, interval 1, probability 100, space 0, times 62 [ 51.890517][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.890530][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.890537][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.890571][ T48] Call Trace: [ 51.890576][ T48] [ 51.890582][ T48] dump_stack_lvl+0x100/0x190 [ 51.890602][ T48] should_fail_ex.cold+0x5/0xa [ 51.890625][ T48] should_failslab+0xc2/0x120 [ 51.890648][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.890664][ T48] ? __alloc_skb+0x140/0x710 [ 51.890679][ T48] __alloc_skb+0x140/0x710 [ 51.890691][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.890703][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.890715][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.890732][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.890748][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.890767][ T48] process_one_work+0xa23/0x1940 [ 51.890784][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.890800][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.890815][ T48] worker_thread+0x5ef/0xe50 [ 51.890832][ T48] ? kthread+0x13a/0x450 [ 51.890841][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.890853][ T48] kthread+0x370/0x450 [ 51.890862][ T48] ? __pfx_kthread+0x10/0x10 [ 51.890874][ T48] ret_from_fork+0x72b/0xd50 [ 51.890890][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.890906][ T48] ? __switch_to+0x800/0x10f0 [ 51.890918][ T48] ? __pfx_kthread+0x10/0x10 [ 51.890929][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.890951][ T48] [ 51.890957][ T48] FAULT_INJECTION: forcing a failure. [ 51.890957][ T48] name failslab, interval 1, probability 100, space 0, times 61 [ 51.890970][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.890982][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.890989][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.891007][ T48] Call Trace: [ 51.891010][ T48] [ 51.891014][ T48] dump_stack_lvl+0x100/0x190 [ 51.891028][ T48] should_fail_ex.cold+0x5/0xa [ 51.891041][ T48] should_failslab+0xc2/0x120 [ 51.891055][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.891069][ T48] ? __alloc_skb+0x140/0x710 [ 51.891083][ T48] __alloc_skb+0x140/0x710 [ 51.891095][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.891107][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.891119][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.891135][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.891151][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.891171][ T48] process_one_work+0xa23/0x1940 [ 51.891187][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.891203][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.891218][ T48] worker_thread+0x5ef/0xe50 [ 51.891235][ T48] ? kthread+0x13a/0x450 [ 51.891244][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.891255][ T48] kthread+0x370/0x450 [ 51.891265][ T48] ? __pfx_kthread+0x10/0x10 [ 51.891276][ T48] ret_from_fork+0x72b/0xd50 [ 51.891293][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.891309][ T48] ? __switch_to+0x800/0x10f0 [ 51.891320][ T48] ? __pfx_kthread+0x10/0x10 [ 51.891331][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.891354][ T48] [ 51.891358][ T48] FAULT_INJECTION: forcing a failure. [ 51.891358][ T48] name failslab, interval 1, probability 100, space 0, times 60 [ 51.891360][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.891373][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.891379][ T5133] Call Trace: [ 51.891383][ T5133] [ 51.891387][ T5133] dump_stack_lvl+0x100/0x190 [ 51.891402][ T5133] should_fail_ex.cold+0x5/0xa [ 51.891416][ T5133] should_failslab+0xc2/0x120 [ 51.891430][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.891444][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.891460][ T5133] ? __alloc_skb+0x140/0x710 [ 51.891474][ T5133] __alloc_skb+0x140/0x710 [ 51.891486][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.891498][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.891511][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.891525][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.891540][ T5133] ? find_held_lock+0x2b/0x80 [ 51.891557][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.891570][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.891597][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.891613][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.891626][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.891638][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.891654][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.891676][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.891694][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.891710][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.891728][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.891740][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.891754][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.891770][ T5133] ? __sys_connect+0xe4/0x170 [ 51.891790][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.891802][ T5133] ? do_syscall_64+0x90/0x870 [ 51.891814][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.891825][ T5133] do_syscall_64+0x115/0x870 [ 51.891837][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.891850][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.891862][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.891870][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.891881][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.891891][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.891898][ T5133] RDX: 000000000000006f RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.891904][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.891911][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.891918][ T5133] R13: 00007fff496062b0 R14: 0000000000000054 R15: 00007fff496062b0 [ 51.891922][ T233] FAULT_INJECTION: forcing a failure. [ 51.891922][ T233] name failslab, interval 1, probability 100, space 0, times 60 [ 51.891931][ T5133] [ 51.891950][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.891964][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.891971][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.891986][ T233] Call Trace: [ 51.891990][ T233] [ 51.891994][ T233] dump_stack_lvl+0x100/0x190 [ 51.892008][ T233] should_fail_ex.cold+0x5/0xa [ 51.892021][ T233] should_failslab+0xc2/0x120 [ 51.892036][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.892050][ T233] ? __alloc_skb+0x140/0x710 [ 51.892065][ T233] __alloc_skb+0x140/0x710 [ 51.892077][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.892089][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.892101][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.892118][ T233] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.892137][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.892156][ T5133] FAULT_INJECTION: forcing a failure. [ 51.892156][ T5133] name failslab, interval 1, probability 100, space 0, times 59 [ 51.892157][ T233] process_one_work+0xa23/0x1940 [ 51.892174][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.892190][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.892206][ T233] worker_thread+0x5ef/0xe50 [ 51.892223][ T233] ? kthread+0x13a/0x450 [ 51.892233][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.892265][ T233] kthread+0x370/0x450 [ 51.892275][ T233] ? __pfx_kthread+0x10/0x10 [ 51.892287][ T233] ret_from_fork+0x72b/0xd50 [ 51.892303][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.892320][ T233] ? __switch_to+0x800/0x10f0 [ 51.892331][ T233] ? __pfx_kthread+0x10/0x10 [ 51.892342][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.892370][ T233] [ 51.892375][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.892387][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.892393][ T5133] Call Trace: [ 51.892397][ T5133] [ 51.892400][ T5133] dump_stack_lvl+0x100/0x190 [ 51.892406][ T233] FAULT_INJECTION: forcing a failure. [ 51.892406][ T233] name failslab, interval 1, probability 100, space 0, times 58 [ 51.892414][ T5133] should_fail_ex.cold+0x5/0xa [ 51.892428][ T5133] should_failslab+0xc2/0x120 [ 51.892442][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.892460][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.892472][ T5133] ? __alloc_skb+0x140/0x710 [ 51.892487][ T5133] __alloc_skb+0x140/0x710 [ 51.892498][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.892510][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.892523][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.892537][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.892552][ T5133] ? find_held_lock+0x2b/0x80 [ 51.892569][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.892581][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.892597][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.892611][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.892643][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.892655][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.892674][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.892703][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.892730][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.892753][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.892773][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.892785][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.892800][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.892815][ T5133] ? __sys_connect+0xe4/0x170 [ 51.892835][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.892847][ T5133] ? do_syscall_64+0x90/0x870 [ 51.892859][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.892871][ T5133] do_syscall_64+0x115/0x870 [ 51.892883][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.892896][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.892908][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.892916][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.892927][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.892937][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.892944][ T5133] RDX: 000000000000006f RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.892952][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.892959][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.892965][ T5133] R13: 00007fff496062b0 R14: 0000000000000054 R15: 00007fff496062b0 [ 51.892978][ T5133] [ 51.892984][ T41] CPU: 3 UID: 0 PID: 41 Comm: kworker/u33:1 Not tainted syzkaller #0 PREEMPT(full) [ 51.892998][ T41] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.893005][ T41] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.893020][ T41] Call Trace: [ 51.893023][ T41] [ 51.893027][ T41] dump_stack_lvl+0x100/0x190 [ 51.893041][ T41] should_fail_ex.cold+0x5/0xa [ 51.893055][ T41] should_failslab+0xc2/0x120 [ 51.893069][ T41] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.893083][ T41] ? __alloc_skb+0x140/0x710 [ 51.893098][ T41] __alloc_skb+0x140/0x710 [ 51.893110][ T41] ? __alloc_skb+0x5b7/0x710 [ 51.893122][ T41] ? __pfx___alloc_skb+0x10/0x10 [ 51.893137][ T5133] FAULT_INJECTION: forcing a failure. [ 51.893137][ T5133] name failslab, interval 1, probability 100, space 0, times 57 [ 51.893135][ T41] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.893151][ T41] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.893170][ T41] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.893189][ T41] process_one_work+0xa23/0x1940 [ 51.893207][ T41] ? __pfx_process_one_work+0x10/0x10 [ 51.893223][ T41] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.893238][ T41] worker_thread+0x5ef/0xe50 [ 51.893253][ T41] ? __pfx_worker_thread+0x10/0x10 [ 51.893266][ T41] ? kthread+0x13a/0x450 [ 51.893275][ T41] ? __pfx_worker_thread+0x10/0x10 [ 51.893286][ T41] kthread+0x370/0x450 [ 51.893296][ T41] ? __pfx_kthread+0x10/0x10 [ 51.893307][ T41] ret_from_fork+0x72b/0xd50 [ 51.893323][ T41] ? __pfx_ret_from_fork+0x10/0x10 [ 51.893340][ T41] ? __switch_to+0x800/0x10f0 [ 51.893351][ T41] ? __pfx_kthread+0x10/0x10 [ 51.893362][ T41] ret_from_fork_asm+0x1a/0x30 [ 51.893384][ T41] [ 51.893390][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.893404][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.893411][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.893425][ T233] Call Trace: [ 51.893429][ T233] [ 51.893433][ T233] dump_stack_lvl+0x100/0x190 [ 51.893446][ T233] should_fail_ex.cold+0x5/0xa [ 51.893460][ T233] should_failslab+0xc2/0x120 [ 51.893474][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.893488][ T233] ? __alloc_skb+0x140/0x710 [ 51.893503][ T233] __alloc_skb+0x140/0x710 [ 51.893514][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.893527][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.893539][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.893555][ T233] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.893574][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.893593][ T233] process_one_work+0xa23/0x1940 [ 51.893610][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.893626][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.893641][ T233] worker_thread+0x5ef/0xe50 [ 51.893658][ T233] ? kthread+0x13a/0x450 [ 51.893667][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.893679][ T233] kthread+0x370/0x450 [ 51.893688][ T233] ? __pfx_kthread+0x10/0x10 [ 51.893700][ T233] ret_from_fork+0x72b/0xd50 [ 51.893716][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.893732][ T233] ? __switch_to+0x800/0x10f0 [ 51.893743][ T233] ? __pfx_kthread+0x10/0x10 [ 51.893755][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.893777][ T233] [ 51.893783][ T233] FAULT_INJECTION: forcing a failure. [ 51.893783][ T233] name failslab, interval 1, probability 100, space 0, times 55 [ 51.893795][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.893807][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.893813][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.893826][ T233] Call Trace: [ 51.893829][ T233] [ 51.893833][ T233] dump_stack_lvl+0x100/0x190 [ 51.893846][ T233] should_fail_ex.cold+0x5/0xa [ 51.893860][ T233] should_failslab+0xc2/0x120 [ 51.893874][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.893888][ T233] ? __alloc_skb+0x140/0x710 [ 51.893903][ T233] __alloc_skb+0x140/0x710 [ 51.893915][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.893927][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.893939][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.893955][ T233] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.893974][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.893993][ T233] process_one_work+0xa23/0x1940 [ 51.894021][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.894039][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.894054][ T233] worker_thread+0x5ef/0xe50 [ 51.894071][ T233] ? kthread+0x13a/0x450 [ 51.894080][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.894092][ T233] kthread+0x370/0x450 [ 51.894102][ T233] ? __pfx_kthread+0x10/0x10 [ 51.894113][ T233] ret_from_fork+0x72b/0xd50 [ 51.894129][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.894146][ T233] ? __switch_to+0x800/0x10f0 [ 51.894157][ T233] ? __pfx_kthread+0x10/0x10 [ 51.894168][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.894191][ T233] [ 51.894219][ T233] FAULT_INJECTION: forcing a failure. [ 51.894219][ T233] name failslab, interval 1, probability 100, space 0, times 54 [ 51.894233][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.894245][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.894252][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.894265][ T233] Call Trace: [ 51.894269][ T233] [ 51.894273][ T233] dump_stack_lvl+0x100/0x190 [ 51.894286][ T233] should_fail_ex.cold+0x5/0xa [ 51.894299][ T233] should_failslab+0xc2/0x120 [ 51.894314][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.894328][ T233] ? __alloc_skb+0x140/0x710 [ 51.894342][ T233] __alloc_skb+0x140/0x710 [ 51.894358][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.894371][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.894383][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.894399][ T233] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.894418][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.894437][ T233] process_one_work+0xa23/0x1940 [ 51.894454][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.894470][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.894485][ T233] worker_thread+0x5ef/0xe50 [ 51.894501][ T233] ? kthread+0x13a/0x450 [ 51.894511][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.894522][ T233] kthread+0x370/0x450 [ 51.894532][ T233] ? __pfx_kthread+0x10/0x10 [ 51.894543][ T233] ret_from_fork+0x72b/0xd50 [ 51.894559][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.894576][ T233] ? __switch_to+0x800/0x10f0 [ 51.894587][ T233] ? __pfx_kthread+0x10/0x10 [ 51.894598][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.894620][ T233] [ 51.894627][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.894641][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.894648][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.894663][ T48] Call Trace: [ 51.894666][ T48] [ 51.894671][ T48] dump_stack_lvl+0x100/0x190 [ 51.894684][ T48] should_fail_ex.cold+0x5/0xa [ 51.894698][ T48] should_failslab+0xc2/0x120 [ 51.894712][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.894726][ T48] ? __alloc_skb+0x140/0x710 [ 51.894730][ T233] FAULT_INJECTION: forcing a failure. [ 51.894730][ T233] name failslab, interval 1, probability 100, space 0, times 51 [ 51.894741][ T48] __alloc_skb+0x140/0x710 [ 51.894752][ T36] FAULT_INJECTION: forcing a failure. [ 51.894752][ T36] name failslab, interval 1, probability 100, space 0, times 51 [ 51.894753][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.894765][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.894777][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.894793][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.894810][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.894829][ T48] process_one_work+0xa23/0x1940 [ 51.894846][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.894862][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.894877][ T48] worker_thread+0x5ef/0xe50 [ 51.894894][ T48] ? kthread+0x13a/0x450 [ 51.894903][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.894914][ T48] kthread+0x370/0x450 [ 51.894924][ T48] ? __pfx_kthread+0x10/0x10 [ 51.894935][ T48] ret_from_fork+0x72b/0xd50 [ 51.894952][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.894968][ T48] ? __switch_to+0x800/0x10f0 [ 51.894979][ T48] ? __pfx_kthread+0x10/0x10 [ 51.894990][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.895018][ T48] [ 51.895024][ T48] FAULT_INJECTION: forcing a failure. [ 51.895024][ T48] name failslab, interval 1, probability 100, space 0, times 50 [ 51.895024][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.895036][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.895043][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.895058][ T36] Call Trace: [ 51.895062][ T36] [ 51.895066][ T36] dump_stack_lvl+0x100/0x190 [ 51.895080][ T36] should_fail_ex.cold+0x5/0xa [ 51.895093][ T36] should_failslab+0xc2/0x120 [ 51.895108][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.895122][ T36] ? __alloc_skb+0x140/0x710 [ 51.895137][ T36] __alloc_skb+0x140/0x710 [ 51.895148][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.895160][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.895172][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.895189][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.895208][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.895245][ T36] process_one_work+0xa23/0x1940 [ 51.895265][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.895281][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.895297][ T36] worker_thread+0x5ef/0xe50 [ 51.895314][ T36] ? kthread+0x13a/0x450 [ 51.895323][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.895334][ T36] kthread+0x370/0x450 [ 51.895344][ T36] ? __pfx_kthread+0x10/0x10 [ 51.895356][ T36] ret_from_fork+0x72b/0xd50 [ 51.895372][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.895388][ T36] ? __switch_to+0x800/0x10f0 [ 51.895399][ T36] ? __pfx_kthread+0x10/0x10 [ 51.895416][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.895439][ T36] [ 51.895443][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.895455][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.895462][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.895467][ T36] FAULT_INJECTION: forcing a failure. [ 51.895467][ T36] name failslab, interval 1, probability 100, space 0, times 49 [ 51.895474][ T48] [ 51.895476][ T48] Call Trace: [ 51.895479][ T48] [ 51.895483][ T48] dump_stack_lvl+0x100/0x190 [ 51.895496][ T48] should_fail_ex.cold+0x5/0xa [ 51.895511][ T48] should_failslab+0xc2/0x120 [ 51.895526][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.895540][ T48] ? __alloc_skb+0x140/0x710 [ 51.895554][ T48] __alloc_skb+0x140/0x710 [ 51.895570][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.895589][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.895608][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.895633][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.895649][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.895668][ T48] process_one_work+0xa23/0x1940 [ 51.895685][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.895701][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.895716][ T48] worker_thread+0x5ef/0xe50 [ 51.895732][ T48] ? kthread+0x13a/0x450 [ 51.895742][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.895753][ T48] kthread+0x370/0x450 [ 51.895763][ T48] ? __pfx_kthread+0x10/0x10 [ 51.895774][ T48] ret_from_fork+0x72b/0xd50 [ 51.895790][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.895806][ T48] ? __switch_to+0x800/0x10f0 [ 51.895817][ T48] ? __pfx_kthread+0x10/0x10 [ 51.895828][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.895851][ T48] [ 51.895856][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.895868][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.895875][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.895889][ T36] Call Trace: [ 51.895893][ T36] [ 51.895897][ T36] dump_stack_lvl+0x100/0x190 [ 51.895910][ T36] should_fail_ex.cold+0x5/0xa [ 51.895923][ T36] should_failslab+0xc2/0x120 [ 51.895938][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.895952][ T36] ? __alloc_skb+0x140/0x710 [ 51.895966][ T36] __alloc_skb+0x140/0x710 [ 51.895978][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.895990][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.896002][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.896020][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.896046][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.896071][ T36] process_one_work+0xa23/0x1940 [ 51.896089][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.896105][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.896120][ T36] worker_thread+0x5ef/0xe50 [ 51.896136][ T36] ? kthread+0x13a/0x450 [ 51.896146][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.896155][ T48] FAULT_INJECTION: forcing a failure. [ 51.896155][ T48] name failslab, interval 1, probability 100, space 0, times 48 [ 51.896157][ T36] kthread+0x370/0x450 [ 51.896167][ T36] ? __pfx_kthread+0x10/0x10 [ 51.896178][ T36] ret_from_fork+0x72b/0xd50 [ 51.896194][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.896211][ T36] ? __switch_to+0x800/0x10f0 [ 51.896222][ T36] ? __pfx_kthread+0x10/0x10 [ 51.896233][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.896256][ T36] [ 51.896261][ T36] FAULT_INJECTION: forcing a failure. [ 51.896261][ T36] name failslab, interval 1, probability 100, space 0, times 47 [ 51.896262][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.896275][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.896281][ T5133] Call Trace: [ 51.896285][ T5133] [ 51.896289][ T5133] dump_stack_lvl+0x100/0x190 [ 51.896302][ T5133] should_fail_ex.cold+0x5/0xa [ 51.896316][ T5133] should_failslab+0xc2/0x120 [ 51.896330][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.896343][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.896355][ T5133] ? __alloc_skb+0x140/0x710 [ 51.896369][ T5133] __alloc_skb+0x140/0x710 [ 51.896381][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.896393][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.896406][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.896421][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.896435][ T5133] ? find_held_lock+0x2b/0x80 [ 51.896467][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.896480][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.896495][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.896509][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.896523][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.896535][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.896551][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.896573][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.896590][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.896606][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.896645][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.896657][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.896671][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.896687][ T5133] ? __sys_connect+0xe4/0x170 [ 51.896706][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.896719][ T5133] ? do_syscall_64+0x90/0x870 [ 51.896730][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.896742][ T5133] do_syscall_64+0x115/0x870 [ 51.896754][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.896767][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.896778][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.896787][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.896797][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.896807][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.896814][ T5133] RDX: 0000000000000055 RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.896820][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.896826][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.896833][ T5133] R13: 00007fff496062b0 R14: 000000000000003a R15: 00007fff496062b0 [ 51.896846][ T5133] [ 51.896852][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.896865][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.896872][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.896887][ T36] Call Trace: [ 51.896890][ T36] [ 51.896894][ T36] dump_stack_lvl+0x100/0x190 [ 51.896920][ T36] should_fail_ex.cold+0x5/0xa [ 51.896934][ T36] should_failslab+0xc2/0x120 [ 51.896936][ C2] FAULT_INJECTION: forcing a failure. [ 51.896936][ C2] name failslab, interval 1, probability 100, space 0, times 47 [ 51.896949][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.896963][ T36] ? __alloc_skb+0x140/0x710 [ 51.896978][ T36] __alloc_skb+0x140/0x710 [ 51.896989][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.897002][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.897013][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.897030][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.897048][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.897068][ T36] process_one_work+0xa23/0x1940 [ 51.897085][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.897101][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.897116][ T36] worker_thread+0x5ef/0xe50 [ 51.897133][ T36] ? kthread+0x13a/0x450 [ 51.897142][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.897154][ T36] kthread+0x370/0x450 [ 51.897164][ T36] ? __pfx_kthread+0x10/0x10 [ 51.897175][ T36] ret_from_fork+0x72b/0xd50 [ 51.897191][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.897208][ T36] ? __switch_to+0x800/0x10f0 [ 51.897219][ T36] ? __pfx_kthread+0x10/0x10 [ 51.897230][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.897253][ T36] [ 51.897258][ C2] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.897271][ C2] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.897277][ C2] Call Trace: [ 51.897280][ C2] [ 51.897281][ T36] FAULT_INJECTION: forcing a failure. [ 51.897281][ T36] name failslab, interval 1, probability 100, space 0, times 46 [ 51.897284][ C2] dump_stack_lvl+0x100/0x190 [ 51.897299][ C2] should_fail_ex.cold+0x5/0xa [ 51.897312][ C2] should_failslab+0xc2/0x120 [ 51.897326][ C2] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.897340][ C2] ? __alloc_skb+0x140/0x710 [ 51.897353][ C2] __alloc_skb+0x140/0x710 [ 51.897365][ C2] ? __alloc_skb+0x5b7/0x710 [ 51.897376][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 51.897389][ C2] ? find_held_lock+0x2b/0x80 [ 51.897405][ C2] ? ipv6_get_lladdr+0x2c9/0x4f0 [ 51.897419][ C2] ndisc_alloc_skb+0xd8/0x530 [ 51.897433][ C2] ndisc_send_rs+0x73/0x680 [ 51.897455][ C2] addrconf_rs_timer+0x424/0x880 [ 51.897469][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 51.897484][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 51.897497][ C2] call_timer_fn+0x19a/0x610 [ 51.897510][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 51.897523][ C2] ? __run_timers+0x747/0xb00 [ 51.897536][ C2] ? rcu_is_watching+0x12/0xc0 [ 51.897554][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 51.897566][ C2] __run_timers+0x757/0xb00 [ 51.897581][ C2] ? __pfx___run_timers+0x10/0x10 [ 51.897598][ C2] ? _raw_spin_lock_irq+0x45/0x50 [ 51.897618][ C2] run_timer_base+0x114/0x190 [ 51.897630][ C2] ? __pfx_run_timer_base+0x10/0x10 [ 51.897645][ C2] run_timer_softirq+0x1a/0x50 [ 51.897657][ C2] handle_softirqs+0x1ea/0x9b0 [ 51.897673][ C2] ? __pfx_handle_softirqs+0x10/0x10 [ 51.897687][ C2] ? _raw_spin_unlock+0x28/0x50 [ 51.897703][ C2] ? __hrtimer_rearm_deferred+0x9b/0x720 [ 51.897716][ C2] __irq_exit_rcu+0x162/0x210 [ 51.897730][ C2] irq_exit_rcu+0x9/0x30 [ 51.897743][ C2] sysvec_apic_timer_interrupt+0xa3/0xc0 [ 51.897754][ C2] [ 51.897758][ C2] [ 51.897762][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 51.897774][ C2] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 [ 51.897788][ C2] Code: d6 ef 5e 00 48 89 df 5b e9 fd 6a 64 00 be 03 00 00 00 5b e9 a2 c3 13 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 e5 df 59 12 48 8b 34 24 65 48 8b 15 c1 df 59 [ 51.897798][ C2] RSP: 0018:ffffc90020d7f860 EFLAGS: 00000293 [ 51.897807][ C2] RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffffffff8174fd6c [ 51.897814][ C2] RDX: ffff88802c3da540 RSI: ffffffff8174fd76 RDI: ffff88802c3da540 [ 51.897821][ C2] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 [ 51.897827][ C2] R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000200 [ 51.897833][ C2] R13: ffffffff8d4ea100 R14: 0000000000000001 R15: 0000000000000000 [ 51.897843][ C2] ? dump_stack_lvl+0x16c/0x190 [ 51.897855][ C2] ? dump_stack_lvl+0x176/0x190 [ 51.897868][ C2] dump_stack_lvl+0x17c/0x190 [ 51.897880][ C2] should_fail_ex.cold+0x5/0xa [ 51.897893][ C2] should_failslab+0xc2/0x120 [ 51.897907][ C2] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.897920][ C2] ? __alloc_skb+0x5b7/0x710 [ 51.897932][ C2] ? __alloc_skb+0x140/0x710 [ 51.897946][ C2] __alloc_skb+0x140/0x710 [ 51.897957][ C2] ? __alloc_skb+0x5b7/0x710 [ 51.897968][ C2] ? __pfx___alloc_skb+0x10/0x10 [ 51.897980][ C2] ? __x64_sys_connect+0x72/0xb0 [ 51.897994][ C2] alloc_skb_with_frags+0xdd/0x760 [ 51.898008][ C2] ? find_held_lock+0x2b/0x80 [ 51.898024][ C2] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.898036][ C2] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.898051][ C2] sock_alloc_send_pskb+0x801/0x980 [ 51.898065][ C2] ? avc_has_perm+0x135/0x1e0 [ 51.898078][ C2] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.898089][ C2] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.898105][ C2] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.898125][ C2] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.898142][ C2] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.898157][ C2] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.898174][ C2] __sys_sendto+0x48b/0x4e0 [ 51.898185][ C2] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.898199][ C2] ? __pfx___sys_sendto+0x10/0x10 [ 51.898214][ C2] ? __sys_connect+0xe4/0x170 [ 51.898232][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 51.898244][ C2] ? do_syscall_64+0x90/0x870 [ 51.898256][ C2] ? lockdep_hardirqs_on+0x78/0x100 [ 51.898267][ C2] do_syscall_64+0x115/0x870 [ 51.898278][ C2] ? clear_bhb_loop+0x40/0x90 [ 51.898291][ C2] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.898302][ C2] RIP: 0033:0x7f8b919b2407 [ 51.898311][ C2] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.898321][ C2] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.898330][ C2] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.898337][ C2] RDX: 0000000000000055 RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.898344][ C2] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.898350][ C2] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.898356][ C2] R13: 00007fff496062b0 R14: 000000000000003a R15: 00007fff496062b0 [ 51.898369][ C2] [ 51.898375][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.898389][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.898396][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.898411][ T233] Call Trace: [ 51.898414][ T233] [ 51.898418][ T233] dump_stack_lvl+0x100/0x190 [ 51.898432][ T233] should_fail_ex.cold+0x5/0xa [ 51.898434][ T5881] FAULT_INJECTION: forcing a failure. [ 51.898434][ T5881] name failslab, interval 1, probability 100, space 0, times 45 [ 51.898446][ T233] should_failslab+0xc2/0x120 [ 51.898461][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.898475][ T233] ? __alloc_skb+0x140/0x710 [ 51.898489][ T233] __alloc_skb+0x140/0x710 [ 51.898501][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.898513][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.898525][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.898541][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.898557][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.898577][ T233] process_one_work+0xa23/0x1940 [ 51.898594][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.898610][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.898625][ T233] worker_thread+0x5ef/0xe50 [ 51.898641][ T233] ? kthread+0x13a/0x450 [ 51.898651][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.898662][ T233] kthread+0x370/0x450 [ 51.898672][ T233] ? __pfx_kthread+0x10/0x10 [ 51.898683][ T233] ret_from_fork+0x72b/0xd50 [ 51.898699][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.898716][ T233] ? __switch_to+0x800/0x10f0 [ 51.898727][ T233] ? __pfx_kthread+0x10/0x10 [ 51.898738][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.898760][ T233] [ 51.898766][ T233] FAULT_INJECTION: forcing a failure. [ 51.898766][ T233] name failslab, interval 1, probability 100, space 0, times 44 [ 51.898766][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.898779][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.898786][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.898800][ T36] Call Trace: [ 51.898803][ T36] [ 51.898807][ T36] dump_stack_lvl+0x100/0x190 [ 51.898820][ T36] should_fail_ex.cold+0x5/0xa [ 51.898834][ T36] should_failslab+0xc2/0x120 [ 51.898848][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.898862][ T36] ? __alloc_skb+0x140/0x710 [ 51.898877][ T36] __alloc_skb+0x140/0x710 [ 51.898888][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.898900][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.898913][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.898929][ T36] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.898947][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.898967][ T36] process_one_work+0xa23/0x1940 [ 51.898983][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.898999][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.899015][ T36] worker_thread+0x5ef/0xe50 [ 51.899031][ T36] ? kthread+0x13a/0x450 [ 51.899040][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.899052][ T36] kthread+0x370/0x450 [ 51.899062][ T36] ? __pfx_kthread+0x10/0x10 [ 51.899073][ T36] ret_from_fork+0x72b/0xd50 [ 51.899089][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.899105][ T36] ? __switch_to+0x800/0x10f0 [ 51.899117][ T36] ? __pfx_kthread+0x10/0x10 [ 51.899128][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.899150][ T36] [ 51.899155][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.899167][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.899173][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.899186][ T233] Call Trace: [ 51.899189][ T233] [ 51.899193][ T233] dump_stack_lvl+0x100/0x190 [ 51.899206][ T233] should_fail_ex.cold+0x5/0xa [ 51.899219][ T233] should_failslab+0xc2/0x120 [ 51.899234][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.899248][ T233] ? __alloc_skb+0x140/0x710 [ 51.899263][ T233] __alloc_skb+0x140/0x710 [ 51.899274][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.899287][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.899299][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.899315][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.899331][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.899350][ T233] process_one_work+0xa23/0x1940 [ 51.899370][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.899386][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.899402][ T233] worker_thread+0x5ef/0xe50 [ 51.899418][ T233] ? kthread+0x13a/0x450 [ 51.899427][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.899439][ T233] kthread+0x370/0x450 [ 51.899448][ T233] ? __pfx_kthread+0x10/0x10 [ 51.899460][ T233] ret_from_fork+0x72b/0xd50 [ 51.899476][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.899492][ T233] ? __switch_to+0x800/0x10f0 [ 51.899503][ T233] ? __pfx_kthread+0x10/0x10 [ 51.899515][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.899537][ T233] [ 51.899542][ T233] FAULT_INJECTION: forcing a failure. [ 51.899542][ T233] name failslab, interval 1, probability 100, space 0, times 42 [ 51.899544][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.899559][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.899569][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.899590][ T48] Call Trace: [ 51.899597][ T48] [ 51.899604][ T48] dump_stack_lvl+0x100/0x190 [ 51.899627][ T48] should_fail_ex.cold+0x5/0xa [ 51.899645][ T48] should_failslab+0xc2/0x120 [ 51.899660][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.899674][ T48] ? __alloc_skb+0x140/0x710 [ 51.899688][ T48] __alloc_skb+0x140/0x710 [ 51.899700][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.899712][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.899724][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.899740][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.899756][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.899776][ T48] process_one_work+0xa23/0x1940 [ 51.899793][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.899809][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.899824][ T48] worker_thread+0x5ef/0xe50 [ 51.899841][ T48] ? kthread+0x13a/0x450 [ 51.899850][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.899862][ T48] kthread+0x370/0x450 [ 51.899871][ T48] ? __pfx_kthread+0x10/0x10 [ 51.899883][ T48] ret_from_fork+0x72b/0xd50 [ 51.899899][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.899916][ T48] ? __switch_to+0x800/0x10f0 [ 51.899927][ T48] ? __pfx_kthread+0x10/0x10 [ 51.899938][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.899962][ T48] [ 51.899968][ T48] FAULT_INJECTION: forcing a failure. [ 51.899968][ T48] name failslab, interval 1, probability 100, space 0, times 41 [ 51.899982][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.899994][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.900006][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.900019][ T48] Call Trace: [ 51.900023][ T48] [ 51.900026][ T48] dump_stack_lvl+0x100/0x190 [ 51.900040][ T48] should_fail_ex.cold+0x5/0xa [ 51.900053][ T48] should_failslab+0xc2/0x120 [ 51.900068][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.900082][ T48] ? __alloc_skb+0x140/0x710 [ 51.900097][ T48] __alloc_skb+0x140/0x710 [ 51.900108][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.900121][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.900133][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.900149][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.900165][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.900184][ T48] process_one_work+0xa23/0x1940 [ 51.900201][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.900217][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.900232][ T48] worker_thread+0x5ef/0xe50 [ 51.900248][ T48] ? kthread+0x13a/0x450 [ 51.900258][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.900269][ T48] kthread+0x370/0x450 [ 51.900279][ T48] ? __pfx_kthread+0x10/0x10 [ 51.900290][ T48] ret_from_fork+0x72b/0xd50 [ 51.900306][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.900323][ T48] ? __switch_to+0x800/0x10f0 [ 51.900334][ T48] ? __pfx_kthread+0x10/0x10 [ 51.900345][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.900367][ T48] [ 51.900372][ T48] FAULT_INJECTION: forcing a failure. [ 51.900372][ T48] name failslab, interval 1, probability 100, space 0, times 39 [ 51.900384][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.900395][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.900402][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.900415][ T48] Call Trace: [ 51.900418][ T48] [ 51.900422][ T48] dump_stack_lvl+0x100/0x190 [ 51.900435][ T48] should_fail_ex.cold+0x5/0xa [ 51.900448][ T48] should_failslab+0xc2/0x120 [ 51.900463][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.900477][ T48] ? __alloc_skb+0x140/0x710 [ 51.900491][ T48] __alloc_skb+0x140/0x710 [ 51.900505][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.900517][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.900528][ T5657] FAULT_INJECTION: forcing a failure. [ 51.900528][ T5657] name failslab, interval 1, probability 100, space 0, times 38 [ 51.900529][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.900546][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.900566][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.900599][ T48] process_one_work+0xa23/0x1940 [ 51.900644][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.900660][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.900676][ T48] worker_thread+0x5ef/0xe50 [ 51.900692][ T48] ? kthread+0x13a/0x450 [ 51.900701][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.900713][ T48] kthread+0x370/0x450 [ 51.900723][ T48] ? __pfx_kthread+0x10/0x10 [ 51.900734][ T48] ret_from_fork+0x72b/0xd50 [ 51.900750][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.900766][ T48] ? __switch_to+0x800/0x10f0 [ 51.900777][ T48] ? __pfx_kthread+0x10/0x10 [ 51.900789][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.900813][ T48] [ 51.900818][ T48] FAULT_INJECTION: forcing a failure. [ 51.900818][ T48] name failslab, interval 1, probability 100, space 0, times 37 [ 51.900820][ T5657] CPU: 3 UID: 0 PID: 5657 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 51.900835][ T5657] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.900842][ T5657] Call Trace: [ 51.900846][ T5657] [ 51.900851][ T5657] dump_stack_lvl+0x100/0x190 [ 51.900873][ T5657] should_fail_ex.cold+0x5/0xa [ 51.900888][ T5657] should_failslab+0xc2/0x120 [ 51.900909][ T5657] kmem_cache_alloc_noprof+0x91/0x6a0 [ 51.900923][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.900943][ T5657] ? skb_clone+0x190/0x400 [ 51.900968][ T5657] skb_clone+0x190/0x400 [ 51.900986][ T5657] dev_queue_xmit_nit+0x255/0xa60 [ 51.901006][ T5657] dev_hard_start_xmit+0x2f5/0x760 [ 51.901020][ T5657] sch_direct_xmit+0x1b2/0xc70 [ 51.901040][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.901054][ T5657] ? __pfx_sch_direct_xmit+0x10/0x10 [ 51.901071][ T5657] ? do_raw_spin_lock+0x200/0x260 [ 51.901099][ T5657] __dev_queue_xmit+0x27ac/0x4970 [ 51.901116][ T5657] ? __pfx___dev_queue_xmit+0x10/0x10 [ 51.901138][ T5657] ? __lock_acquire+0x49f/0x1a40 [ 51.901153][ T5657] ? find_held_lock+0x2b/0x80 [ 51.901177][ T5657] ? is_bpf_text_address+0x8a/0x1a0 [ 51.901193][ T5657] ? is_bpf_text_address+0x8a/0x1a0 [ 51.901224][ T5657] ip_finish_output2+0xf4a/0x2400 [ 51.901242][ T5657] ? __pfx_ip_finish_output2+0x10/0x10 [ 51.901255][ T5657] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 51.901277][ T5657] __ip_finish_output.part.0+0x444/0x6f0 [ 51.901292][ T5657] ip_output+0x39b/0xc10 [ 51.901306][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.901320][ T5657] ? __pfx_ip_finish_output+0x10/0x10 [ 51.901335][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.901348][ T5657] ip_local_out+0x193/0x1f0 [ 51.901362][ T5657] __ip_queue_xmit+0x885/0x1e90 [ 51.901378][ T5657] ? __pfx_ip_queue_xmit+0x10/0x10 [ 51.901391][ T5657] __tcp_transmit_skb+0x3506/0x4f20 [ 51.901416][ T5657] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 51.901435][ T5657] ? kmalloc_reserve+0xf9/0x350 [ 51.901464][ T5657] tcp_write_xmit+0x1130/0x8470 [ 51.901490][ T5657] ? __sk_mem_schedule+0xd0/0x100 [ 51.901508][ T5657] tcp_sendmsg_locked+0x2c8c/0x44d0 [ 51.901533][ T5657] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 51.901551][ T5657] ? do_raw_spin_lock+0x128/0x260 [ 51.901575][ T5657] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.901596][ T5657] ? __local_bh_enable_ip+0x9e/0x120 [ 51.901614][ T5657] tcp_sendmsg+0x2e/0x50 [ 51.901629][ T5657] ? __pfx_tcp_sendmsg+0x10/0x10 [ 51.901645][ T5657] inet_sendmsg+0xb9/0x140 [ 51.901666][ T5657] sock_write_iter+0x4ea/0x5b0 [ 51.901685][ T5657] ? __pfx_inet_sendmsg+0x10/0x10 [ 51.901699][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.901719][ T5657] ? bpf_lsm_file_permission+0x9/0x10 [ 51.901738][ T5657] ? security_file_permission+0x76/0x210 [ 51.901750][ T5657] ? rw_verify_area+0xce/0x6d0 [ 51.901767][ T5657] vfs_write+0x6ac/0x1050 [ 51.901785][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.901808][ T5657] ? __pfx_vfs_write+0x10/0x10 [ 51.901827][ T5657] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 51.901843][ T5657] ? lockdep_hardirqs_on+0x78/0x100 [ 51.901861][ T5657] ? _raw_spin_unlock_irq+0x2e/0x50 [ 51.901877][ T5657] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 51.901893][ T5657] ksys_write+0x1f8/0x250 [ 51.901910][ T5657] ? __pfx_ksys_write+0x10/0x10 [ 51.901932][ T5657] do_syscall_64+0x115/0x870 [ 51.901944][ T5657] ? clear_bhb_loop+0x40/0x90 [ 51.901957][ T5657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.901969][ T5657] RIP: 0033:0x7f181d45b407 [ 51.901978][ T5657] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.901989][ T5657] RSP: 002b:00007ffd072af190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 51.901999][ T5657] RAX: ffffffffffffffda RBX: 00007f181d367300 RCX: 00007f181d45b407 [ 51.902006][ T5657] RDX: 0000000000008024 RSI: 00005648679378f0 RDI: 0000000000000004 [ 51.902019][ T5657] RBP: 00005648678f5be0 R08: 0000000000000000 R09: 0000000000000000 [ 51.902026][ T5657] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 51.902032][ T5657] R13: 00007ffd072af2e0 R14: 0000000000000000 R15: 0000000000000004 [ 51.902046][ T5657] [ 51.902052][ T48] CPU: 1 UID: 0 PID: 48 Comm: kworker/u33:2 Not tainted syzkaller #0 PREEMPT(full) [ 51.902065][ T48] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.902072][ T48] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.902086][ T48] Call Trace: [ 51.902089][ T48] [ 51.902093][ T48] dump_stack_lvl+0x100/0x190 [ 51.902107][ T48] should_fail_ex.cold+0x5/0xa [ 51.902120][ T48] should_failslab+0xc2/0x120 [ 51.902135][ T48] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.902149][ T48] ? __alloc_skb+0x140/0x710 [ 51.902163][ T48] __alloc_skb+0x140/0x710 [ 51.902175][ T48] ? __alloc_skb+0x5b7/0x710 [ 51.902187][ T48] ? __pfx___alloc_skb+0x10/0x10 [ 51.902199][ T48] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.902216][ T48] ? __pfx___might_resched+0x10/0x10 [ 51.902232][ T48] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.902264][ T48] process_one_work+0xa23/0x1940 [ 51.902282][ T48] ? __pfx_process_one_work+0x10/0x10 [ 51.902298][ T48] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.902313][ T48] worker_thread+0x5ef/0xe50 [ 51.902321][ T5133] FAULT_INJECTION: forcing a failure. [ 51.902321][ T5133] name failslab, interval 1, probability 100, space 0, times 35 [ 51.902330][ T48] ? kthread+0x13a/0x450 [ 51.902339][ T48] ? __pfx_worker_thread+0x10/0x10 [ 51.902351][ T48] kthread+0x370/0x450 [ 51.902361][ T48] ? __pfx_kthread+0x10/0x10 [ 51.902372][ T48] ret_from_fork+0x72b/0xd50 [ 51.902388][ T48] ? __pfx_ret_from_fork+0x10/0x10 [ 51.902405][ T48] ? __switch_to+0x800/0x10f0 [ 51.902416][ T48] ? __pfx_kthread+0x10/0x10 [ 51.902428][ T48] ret_from_fork_asm+0x1a/0x30 [ 51.902450][ T48] [ 51.902859][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.902874][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.902881][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.902897][ T233] Call Trace: [ 51.902893][ T36] FAULT_INJECTION: forcing a failure. [ 51.902893][ T36] name failslab, interval 1, probability 100, space 0, times 32 [ 51.902901][ T233] [ 51.902905][ T233] dump_stack_lvl+0x100/0x190 [ 51.902919][ T233] should_fail_ex.cold+0x5/0xa [ 51.902933][ T233] should_failslab+0xc2/0x120 [ 51.902948][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.902962][ T233] ? __alloc_skb+0x140/0x710 [ 51.902980][ T233] __alloc_skb+0x140/0x710 [ 51.902994][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.903006][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.903018][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.903034][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.903050][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.903070][ T233] process_one_work+0xa23/0x1940 [ 51.903087][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.903104][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.903119][ T233] worker_thread+0x5ef/0xe50 [ 51.903136][ T233] ? kthread+0x13a/0x450 [ 51.903145][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.903157][ T233] kthread+0x370/0x450 [ 51.903167][ T233] ? __pfx_kthread+0x10/0x10 [ 51.903179][ T233] ret_from_fork+0x72b/0xd50 [ 51.903195][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.903211][ T233] ? __switch_to+0x800/0x10f0 [ 51.903222][ T233] ? __pfx_kthread+0x10/0x10 [ 51.903234][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.903256][ T233] [ 51.903262][ T233] FAULT_INJECTION: forcing a failure. [ 51.903262][ T233] name failslab, interval 1, probability 100, space 0, times 31 [ 51.903276][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.903288][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.903295][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.903308][ T233] Call Trace: [ 51.903311][ T233] [ 51.903315][ T233] dump_stack_lvl+0x100/0x190 [ 51.903329][ T233] should_fail_ex.cold+0x5/0xa [ 51.903342][ T233] should_failslab+0xc2/0x120 [ 51.903357][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.903371][ T233] ? __alloc_skb+0x140/0x710 [ 51.903385][ T233] __alloc_skb+0x140/0x710 [ 51.903386][ T5980] FAULT_INJECTION: forcing a failure. [ 51.903386][ T5980] name failslab, interval 1, probability 100, space 0, times 31 [ 51.903397][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.903409][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.903421][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.903438][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.903454][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.903478][ T233] process_one_work+0xa23/0x1940 [ 51.903495][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.903511][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.903526][ T233] worker_thread+0x5ef/0xe50 [ 51.903542][ T233] ? kthread+0x13a/0x450 [ 51.903552][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.903563][ T233] kthread+0x370/0x450 [ 51.903573][ T233] ? __pfx_kthread+0x10/0x10 [ 51.903585][ T233] ret_from_fork+0x72b/0xd50 [ 51.903601][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.903617][ T233] ? __switch_to+0x800/0x10f0 [ 51.903629][ T233] ? __pfx_kthread+0x10/0x10 [ 51.903640][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.903662][ T233] [ 51.903669][ T5980] CPU: 1 UID: 0 PID: 5980 Comm: syz.3.31 Not tainted syzkaller #0 PREEMPT(full) [ 51.903682][ T5980] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.903690][ T5980] Call Trace: [ 51.903687][ T5886] FAULT_INJECTION: forcing a failure. [ 51.903687][ T5886] name failslab, interval 1, probability 100, space 0, times 30 [ 51.903693][ T5980] [ 51.903697][ T5980] dump_stack_lvl+0x100/0x190 [ 51.903712][ T5980] should_fail_ex.cold+0x5/0xa [ 51.903725][ T5980] should_failslab+0xc2/0x120 [ 51.903740][ T5980] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.903754][ T5980] ? __alloc_skb+0x140/0x710 [ 51.903769][ T5980] __alloc_skb+0x140/0x710 [ 51.903781][ T5980] ? __alloc_skb+0x5b7/0x710 [ 51.903793][ T5980] ? __pfx___alloc_skb+0x10/0x10 [ 51.903805][ T5980] ? kasan_quarantine_put+0x104/0x240 [ 51.903817][ T5980] ? lockdep_hardirqs_on+0x78/0x100 [ 51.903830][ T5980] ? inetdev_event+0x970/0x17f0 [ 51.903843][ T5980] inet_netconf_notify_devconf+0x9d/0x170 [ 51.903857][ T5980] inetdev_event+0xa70/0x17f0 [ 51.903869][ T5980] ? ib_netdevice_event+0xfc/0x330 [ 51.903881][ T5980] ? __pfx_inetdev_event+0x10/0x10 [ 51.903893][ T5980] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.903909][ T5980] notifier_call_chain+0x99/0x3f0 [ 51.903922][ T5980] call_netdevice_notifiers_info+0xbe/0x110 [ 51.903941][ T5980] unregister_netdevice_many_notify+0x1141/0x2140 [ 51.903962][ T5980] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 51.903978][ T5980] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 51.903995][ T5980] ? linkwatch_fire_event+0x211/0x270 [ 51.904018][ T5980] ? netif_carrier_off+0xa8/0xc0 [ 51.904037][ T5980] unregister_netdevice_queue+0x30b/0x3c0 [ 51.904053][ T5980] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 51.904067][ T5980] ? linkwatch_schedule_work+0x16f/0x1a0 [ 51.904086][ T5980] ? linkwatch_fire_event+0x74/0x270 [ 51.904105][ T5980] __tun_detach+0x1371/0x16e0 [ 51.904125][ T5980] ? __pfx_tun_chr_close+0x10/0x10 [ 51.904143][ T5980] tun_chr_close+0xc2/0x220 [ 51.904160][ T5980] ? __pfx_tun_chr_close+0x10/0x10 [ 51.904176][ T5980] __fput+0x3ff/0xb50 [ 51.904192][ T5980] task_work_run+0x150/0x240 [ 51.904206][ T5980] ? __pfx_task_work_run+0x10/0x10 [ 51.904221][ T5980] exit_to_user_mode_loop+0x1d8/0x6f0 [ 51.904236][ T5980] ? rcu_is_watching+0x12/0xc0 [ 51.904255][ T5980] do_syscall_64+0x666/0x870 [ 51.904266][ T5980] ? clear_bhb_loop+0x40/0x90 [ 51.904280][ T5980] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.904291][ T5980] RIP: 0033:0x7f74f1f9de99 [ 51.904300][ T5980] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.904311][ T5980] RSP: 002b:00007fff225ebb68 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 51.904322][ T5980] RAX: 0000000000000000 RBX: 00007fff225ebc50 RCX: 00007f74f1f9de99 [ 51.904329][ T5980] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 51.904335][ T5980] RBP: 000000000000c9dd R08: 0000000000000001 R09: 0000000000000000 [ 51.904341][ T5980] R10: 0000001b32320000 R11: 0000000000000246 R12: 00007fff225ebc90 [ 51.904348][ T5980] R13: 00007f74f2225fac R14: 000000000000ca42 R15: 00007f74f2225fa0 [ 51.904361][ T5980] [ 51.904366][ T5886] CPU: 0 UID: 0 PID: 5886 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT(full) [ 51.904378][ T5886] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.904385][ T5886] Workqueue: mld mld_dad_work [ 51.904400][ T5886] Call Trace: [ 51.904404][ T5886] [ 51.904407][ T5886] dump_stack_lvl+0x100/0x190 [ 51.904421][ T5886] should_fail_ex.cold+0x5/0xa [ 51.904435][ T5886] should_failslab+0xc2/0x120 [ 51.904449][ T5886] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.904464][ T5886] ? __alloc_skb+0x140/0x710 [ 51.904484][ T5886] __alloc_skb+0x140/0x710 [ 51.904495][ T5886] ? __alloc_skb+0x5b7/0x710 [ 51.904508][ T5886] ? __pfx___alloc_skb+0x10/0x10 [ 51.904521][ T5886] ? __lock_acquire+0x49f/0x1a40 [ 51.904535][ T5886] ? debug_object_activate+0x343/0x4b0 [ 51.904552][ T5886] mld_newpack.isra.0+0x18e/0xa20 [ 51.904569][ T5886] ? __pfx_mld_newpack.isra.0+0x10/0x10 [ 51.904586][ T5886] ? rcu_is_watching+0x12/0xc0 [ 51.904605][ T5886] ? add_grhead+0x299/0x340 [ 51.904641][ T5886] add_grhead+0x299/0x340 [ 51.904657][ T5886] add_grec+0x1389/0x1930 [ 51.904671][ T5886] ? __pfx___mutex_lock+0x10/0x10 [ 51.904688][ T5886] ? __pfx_add_grec+0x10/0x10 [ 51.904707][ T5980] FAULT_INJECTION: forcing a failure. [ 51.904707][ T5980] name failslab, interval 1, probability 100, space 0, times 29 [ 51.904718][ T5886] mld_send_initial_cr+0x156/0x320 [ 51.904736][ T5886] mld_dad_work+0x32/0x1f0 [ 51.904751][ T5886] process_one_work+0xa23/0x1940 [ 51.904769][ T5886] ? __pfx_process_one_work+0x10/0x10 [ 51.904785][ T5886] ? __pfx_mld_dad_work+0x10/0x10 [ 51.904802][ T5886] worker_thread+0x5ef/0xe50 [ 51.904817][ T5886] ? __pfx_worker_thread+0x10/0x10 [ 51.904830][ T5886] ? kthread+0x13a/0x450 [ 51.904840][ T5886] ? __pfx_worker_thread+0x10/0x10 [ 51.904851][ T5886] kthread+0x370/0x450 [ 51.904861][ T5886] ? __pfx_kthread+0x10/0x10 [ 51.904872][ T5886] ret_from_fork+0x72b/0xd50 [ 51.904889][ T5886] ? __pfx_ret_from_fork+0x10/0x10 [ 51.904905][ T5886] ? __switch_to+0x800/0x10f0 [ 51.904916][ T5886] ? __pfx_kthread+0x10/0x10 [ 51.904928][ T5886] ret_from_fork_asm+0x1a/0x30 [ 51.904951][ T5886] [ 51.905024][ T5881] CPU: 2 UID: 0 PID: 5881 Comm: kworker/2:4 Not tainted syzkaller #0 PREEMPT(full) [ 51.905039][ T5881] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.905046][ T5881] Workqueue: mld mld_dad_work [ 51.905062][ T5881] Call Trace: [ 51.905066][ T5881] [ 51.905070][ T5881] dump_stack_lvl+0x100/0x190 [ 51.905085][ T5881] should_fail_ex.cold+0x5/0xa [ 51.905099][ T5881] should_failslab+0xc2/0x120 [ 51.905114][ T5881] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.905128][ T5886] FAULT_INJECTION: forcing a failure. [ 51.905128][ T5886] name failslab, interval 1, probability 100, space 0, times 28 [ 51.905128][ T5881] ? __alloc_skb+0x140/0x710 [ 51.905143][ T5881] __alloc_skb+0x140/0x710 [ 51.905155][ T5881] ? __alloc_skb+0x5b7/0x710 [ 51.905167][ T5881] ? __pfx___alloc_skb+0x10/0x10 [ 51.905180][ T5881] ? __lock_acquire+0x49f/0x1a40 [ 51.905196][ T5881] mld_newpack.isra.0+0x18e/0xa20 [ 51.905213][ T5881] ? __pfx_mld_newpack.isra.0+0x10/0x10 [ 51.905231][ T5881] ? rcu_is_watching+0x12/0xc0 [ 51.905250][ T5881] ? add_grhead+0x299/0x340 [ 51.905263][ T5881] add_grhead+0x299/0x340 [ 51.905277][ T5881] add_grec+0x1389/0x1930 [ 51.905292][ T5881] ? __pfx___mutex_lock+0x10/0x10 [ 51.905308][ T5881] ? __pfx_add_grec+0x10/0x10 [ 51.905326][ T5881] mld_send_initial_cr+0x156/0x320 [ 51.905342][ T5881] mld_dad_work+0x32/0x1f0 [ 51.905357][ T5881] process_one_work+0xa23/0x1940 [ 51.905375][ T5881] ? __pfx_process_one_work+0x10/0x10 [ 51.905391][ T5881] ? __pfx_mld_dad_work+0x10/0x10 [ 51.905407][ T5881] worker_thread+0x5ef/0xe50 [ 51.905423][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.905436][ T5881] ? kthread+0x13a/0x450 [ 51.905452][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.905463][ T5881] kthread+0x370/0x450 [ 51.905474][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.905485][ T5881] ret_from_fork+0x72b/0xd50 [ 51.905501][ T5881] ? __pfx_ret_from_fork+0x10/0x10 [ 51.905518][ T5881] ? __switch_to+0x800/0x10f0 [ 51.905529][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.905540][ T5881] ret_from_fork_asm+0x1a/0x30 [ 51.905563][ T5881] [ 51.905569][ T5886] CPU: 0 UID: 0 PID: 5886 Comm: kworker/0:4 Not tainted syzkaller #0 PREEMPT(full) [ 51.905582][ T5886] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.905586][ T5881] FAULT_INJECTION: forcing a failure. [ 51.905586][ T5881] name failslab, interval 1, probability 100, space 0, times 27 [ 51.905591][ T5886] Workqueue: mld mld_dad_work [ 51.905608][ T5886] Call Trace: [ 51.905611][ T5886] [ 51.905616][ T5886] dump_stack_lvl+0x100/0x190 [ 51.905630][ T5886] should_fail_ex.cold+0x5/0xa [ 51.905643][ T5886] should_failslab+0xc2/0x120 [ 51.905658][ T5886] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.905672][ T5886] ? __alloc_skb+0x140/0x710 [ 51.905687][ T5886] __alloc_skb+0x140/0x710 [ 51.905698][ T5886] ? __alloc_skb+0x5b7/0x710 [ 51.905710][ T5886] ? __pfx___alloc_skb+0x10/0x10 [ 51.905723][ T5886] ? __lock_acquire+0x49f/0x1a40 [ 51.905737][ T5886] ? debug_object_activate+0x343/0x4b0 [ 51.905754][ T5886] mld_newpack.isra.0+0x18e/0xa20 [ 51.905771][ T5886] ? __pfx_mld_newpack.isra.0+0x10/0x10 [ 51.905788][ T5886] ? rcu_is_watching+0x12/0xc0 [ 51.905807][ T5886] ? add_grhead+0x299/0x340 [ 51.905820][ T5886] add_grhead+0x299/0x340 [ 51.905835][ T5886] add_grec+0x1389/0x1930 [ 51.905849][ T5886] ? __pfx___mutex_lock+0x10/0x10 [ 51.905866][ T5886] ? __pfx_add_grec+0x10/0x10 [ 51.905883][ T5886] mld_send_initial_cr+0x156/0x320 [ 51.905899][ T5886] mld_dad_work+0x32/0x1f0 [ 51.905914][ T5886] process_one_work+0xa23/0x1940 [ 51.905932][ T5886] ? __pfx_process_one_work+0x10/0x10 [ 51.905948][ T5886] ? __pfx_mld_dad_work+0x10/0x10 [ 51.905964][ T5886] worker_thread+0x5ef/0xe50 [ 51.905980][ T5886] ? __pfx_worker_thread+0x10/0x10 [ 51.905993][ T5886] ? kthread+0x13a/0x450 [ 51.906003][ T5886] ? __pfx_worker_thread+0x10/0x10 [ 51.906014][ T5886] kthread+0x370/0x450 [ 51.906024][ T5886] ? __pfx_kthread+0x10/0x10 [ 51.906035][ T5886] ret_from_fork+0x72b/0xd50 [ 51.906052][ T5886] ? __pfx_ret_from_fork+0x10/0x10 [ 51.906068][ T5886] ? __switch_to+0x800/0x10f0 [ 51.906079][ T5886] ? __pfx_kthread+0x10/0x10 [ 51.906091][ T5886] ret_from_fork_asm+0x1a/0x30 [ 51.906114][ T5886] [ 51.906119][ T5881] CPU: 2 UID: 0 PID: 5881 Comm: kworker/2:4 Not tainted syzkaller #0 PREEMPT(full) [ 51.906131][ T5881] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.906138][ T5881] Workqueue: mld mld_dad_work [ 51.906151][ T5881] Call Trace: [ 51.906155][ T5881] [ 51.906158][ T5881] dump_stack_lvl+0x100/0x190 [ 51.906172][ T5881] should_fail_ex.cold+0x5/0xa [ 51.906185][ T5881] should_failslab+0xc2/0x120 [ 51.906200][ T5881] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.906214][ T5881] ? __alloc_skb+0x140/0x710 [ 51.906229][ T5881] __alloc_skb+0x140/0x710 [ 51.906241][ T5881] ? __alloc_skb+0x5b7/0x710 [ 51.906253][ T5881] ? __pfx___alloc_skb+0x10/0x10 [ 51.906266][ T5881] ? __lock_acquire+0x49f/0x1a40 [ 51.906282][ T5881] mld_newpack.isra.0+0x18e/0xa20 [ 51.906298][ T5881] ? __pfx_mld_newpack.isra.0+0x10/0x10 [ 51.906303][ T233] FAULT_INJECTION: forcing a failure. [ 51.906303][ T233] name failslab, interval 1, probability 100, space 0, times 26 [ 51.906316][ T5881] ? rcu_is_watching+0x12/0xc0 [ 51.906335][ T5881] ? add_grhead+0x299/0x340 [ 51.906348][ T5881] add_grhead+0x299/0x340 [ 51.906363][ T5881] add_grec+0x1389/0x1930 [ 51.906377][ T5881] ? __pfx___mutex_lock+0x10/0x10 [ 51.906393][ T5881] ? __pfx_add_grec+0x10/0x10 [ 51.906411][ T5881] mld_send_initial_cr+0x156/0x320 [ 51.906427][ T5881] mld_dad_work+0x32/0x1f0 [ 51.906442][ T5881] process_one_work+0xa23/0x1940 [ 51.906478][ T5881] ? __pfx_process_one_work+0x10/0x10 [ 51.906495][ T5881] ? __pfx_mld_dad_work+0x10/0x10 [ 51.906511][ T5881] worker_thread+0x5ef/0xe50 [ 51.906527][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.906539][ T5881] ? kthread+0x13a/0x450 [ 51.906549][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.906560][ T5881] kthread+0x370/0x450 [ 51.906570][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.906581][ T5881] ret_from_fork+0x72b/0xd50 [ 51.906597][ T5881] ? __pfx_ret_from_fork+0x10/0x10 [ 51.906614][ T5881] ? __switch_to+0x800/0x10f0 [ 51.906625][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.906637][ T5881] ret_from_fork_asm+0x1a/0x30 [ 51.906662][ T5881] [ 51.906669][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.906694][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.906702][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.906717][ T36] Call Trace: [ 51.906721][ T36] [ 51.906725][ T36] dump_stack_lvl+0x100/0x190 [ 51.906739][ T36] should_fail_ex.cold+0x5/0xa [ 51.906753][ T36] should_failslab+0xc2/0x120 [ 51.906767][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.906782][ T36] ? __alloc_skb+0x140/0x710 [ 51.906796][ T36] __alloc_skb+0x140/0x710 [ 51.906808][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.906820][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.906833][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.906849][ T36] ? __pfx___might_resched+0x10/0x10 [ 51.906870][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.906889][ T36] process_one_work+0xa23/0x1940 [ 51.906907][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.906922][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.906938][ T36] worker_thread+0x5ef/0xe50 [ 51.906954][ T36] ? kthread+0x13a/0x450 [ 51.906964][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.906985][ T36] kthread+0x370/0x450 [ 51.906995][ T36] ? __pfx_kthread+0x10/0x10 [ 51.907007][ T36] ret_from_fork+0x72b/0xd50 [ 51.907023][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.907040][ T36] ? __switch_to+0x800/0x10f0 [ 51.907051][ T36] ? __pfx_kthread+0x10/0x10 [ 51.907062][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.907085][ T36] [ 51.907091][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.907105][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.907112][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.907115][ T36] FAULT_INJECTION: forcing a failure. [ 51.907115][ T36] name failslab, interval 1, probability 100, space 0, times 25 [ 51.907124][ T233] [ 51.907127][ T233] Call Trace: [ 51.907130][ T233] [ 51.907134][ T233] dump_stack_lvl+0x100/0x190 [ 51.907148][ T233] should_fail_ex.cold+0x5/0xa [ 51.907161][ T233] should_failslab+0xc2/0x120 [ 51.907176][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.907190][ T233] ? __alloc_skb+0x140/0x710 [ 51.907204][ T233] __alloc_skb+0x140/0x710 [ 51.907216][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.907228][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.907240][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.907256][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.907272][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.907291][ T233] process_one_work+0xa23/0x1940 [ 51.907308][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.907324][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.907339][ T233] worker_thread+0x5ef/0xe50 [ 51.907356][ T233] ? kthread+0x13a/0x450 [ 51.907365][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.907377][ T233] kthread+0x370/0x450 [ 51.907387][ T233] ? __pfx_kthread+0x10/0x10 [ 51.907398][ T233] ret_from_fork+0x72b/0xd50 [ 51.907414][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.907430][ T233] ? __switch_to+0x800/0x10f0 [ 51.907441][ T233] ? __pfx_kthread+0x10/0x10 [ 51.907452][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.907479][ T233] [ 51.907485][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.907498][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.907504][ T5133] Call Trace: [ 51.907508][ T5133] [ 51.907512][ T5133] dump_stack_lvl+0x100/0x190 [ 51.907526][ T5133] should_fail_ex.cold+0x5/0xa [ 51.907539][ T5133] should_failslab+0xc2/0x120 [ 51.907554][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.907567][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.907579][ T5133] ? __alloc_skb+0x140/0x710 [ 51.907593][ T5133] __alloc_skb+0x140/0x710 [ 51.907605][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.907617][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.907630][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.907644][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.907659][ T5133] ? find_held_lock+0x2b/0x80 [ 51.907676][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.907689][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.907704][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.907718][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.907723][ T233] FAULT_INJECTION: forcing a failure. [ 51.907723][ T233] name failslab, interval 1, probability 100, space 0, times 24 [ 51.907732][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.907744][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.907760][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.907781][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.907799][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.907815][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.907834][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.907845][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.907859][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.907875][ T5133] ? __sys_connect+0xe4/0x170 [ 51.907894][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.907906][ T5133] ? do_syscall_64+0x90/0x870 [ 51.907918][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.907930][ T5133] do_syscall_64+0x115/0x870 [ 51.907942][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.907955][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.907967][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.907975][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.907999][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.908010][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.908017][ T5133] RDX: 0000000000000055 RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.908023][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.908030][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.908036][ T5133] R13: 00007fff496062b0 R14: 000000000000003a R15: 00007fff496062b0 [ 51.908050][ T5133] [ 51.908054][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.908066][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.908073][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.908087][ T233] Call Trace: [ 51.908090][ T233] [ 51.908093][ T233] dump_stack_lvl+0x100/0x190 [ 51.908107][ T233] should_fail_ex.cold+0x5/0xa [ 51.908120][ T233] should_failslab+0xc2/0x120 [ 51.908135][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.908149][ T233] ? __alloc_skb+0x140/0x710 [ 51.908163][ T233] __alloc_skb+0x140/0x710 [ 51.908175][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.908187][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.908199][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.908215][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.908231][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.908251][ T233] process_one_work+0xa23/0x1940 [ 51.908265][ T5133] FAULT_INJECTION: forcing a failure. [ 51.908265][ T5133] name failslab, interval 1, probability 100, space 0, times 23 [ 51.908268][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.908295][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.908312][ T233] worker_thread+0x5ef/0xe50 [ 51.908329][ T233] ? kthread+0x13a/0x450 [ 51.908338][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.908350][ T233] kthread+0x370/0x450 [ 51.908360][ T233] ? __pfx_kthread+0x10/0x10 [ 51.908371][ T233] ret_from_fork+0x72b/0xd50 [ 51.908387][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.908404][ T233] ? __switch_to+0x800/0x10f0 [ 51.908415][ T233] ? __pfx_kthread+0x10/0x10 [ 51.908426][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.908449][ T233] [ 51.908482][ T233] FAULT_INJECTION: forcing a failure. [ 51.908482][ T233] name failslab, interval 1, probability 100, space 0, times 22 [ 51.908496][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.908508][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.908515][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.908528][ T233] Call Trace: [ 51.908531][ T233] [ 51.908535][ T233] dump_stack_lvl+0x100/0x190 [ 51.908549][ T233] should_fail_ex.cold+0x5/0xa [ 51.908562][ T233] should_failslab+0xc2/0x120 [ 51.908576][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.908591][ T233] ? __alloc_skb+0x140/0x710 [ 51.908605][ T233] __alloc_skb+0x140/0x710 [ 51.908635][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.908648][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.908660][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.908677][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.908692][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.908712][ T233] process_one_work+0xa23/0x1940 [ 51.908728][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.908744][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.908759][ T233] worker_thread+0x5ef/0xe50 [ 51.908776][ T233] ? kthread+0x13a/0x450 [ 51.908785][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.908797][ T233] kthread+0x370/0x450 [ 51.908807][ T233] ? __pfx_kthread+0x10/0x10 [ 51.908818][ T233] ret_from_fork+0x72b/0xd50 [ 51.908834][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.908851][ T233] ? __switch_to+0x800/0x10f0 [ 51.908862][ T233] ? __pfx_kthread+0x10/0x10 [ 51.908873][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.908895][ T233] [ 51.908900][ T233] FAULT_INJECTION: forcing a failure. [ 51.908900][ T233] name failslab, interval 1, probability 100, space 0, times 21 [ 51.908913][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.908924][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.908931][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.908944][ T233] Call Trace: [ 51.908948][ T233] [ 51.908951][ T233] dump_stack_lvl+0x100/0x190 [ 51.908965][ T233] should_fail_ex.cold+0x5/0xa [ 51.908978][ T233] should_failslab+0xc2/0x120 [ 51.908992][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.909006][ T233] ? __alloc_skb+0x140/0x710 [ 51.909021][ T233] __alloc_skb+0x140/0x710 [ 51.909032][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.909045][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.909057][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.909073][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.909089][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.909108][ T233] process_one_work+0xa23/0x1940 [ 51.909125][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.909141][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.909156][ T233] worker_thread+0x5ef/0xe50 [ 51.909173][ T233] ? kthread+0x13a/0x450 [ 51.909182][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.909193][ T233] kthread+0x370/0x450 [ 51.909203][ T233] ? __pfx_kthread+0x10/0x10 [ 51.909215][ T233] ret_from_fork+0x72b/0xd50 [ 51.909230][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.909247][ T233] ? __switch_to+0x800/0x10f0 [ 51.909258][ T233] ? __pfx_kthread+0x10/0x10 [ 51.909269][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.909292][ T233] [ 51.909490][ T5812] FAULT_INJECTION: forcing a failure. [ 51.909490][ T5812] name failslab, interval 1, probability 100, space 0, times 20 [ 51.909520][ T5812] CPU: 0 UID: 0 PID: 5812 Comm: kworker/u32:3 Not tainted syzkaller #0 PREEMPT(full) [ 51.909532][ T5812] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.909539][ T5812] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 51.909554][ T5812] Call Trace: [ 51.909558][ T5812] [ 51.909562][ T5812] dump_stack_lvl+0x100/0x190 [ 51.909576][ T5812] should_fail_ex.cold+0x5/0xa [ 51.909589][ T5812] should_failslab+0xc2/0x120 [ 51.909604][ T5812] kmem_cache_alloc_noprof+0x91/0x6a0 [ 51.909617][ T5812] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.909633][ T5812] ? skb_clone+0x190/0x400 [ 51.909649][ T5812] skb_clone+0x190/0x400 [ 51.909663][ T5812] batadv_iv_send_outstanding_bat_ogm_packet+0x650/0x800 [ 51.909681][ T5812] process_one_work+0xa23/0x1940 [ 51.909698][ T5812] ? __pfx_process_one_work+0x10/0x10 [ 51.909714][ T5812] ? __pfx_batadv_iv_send_outstanding_bat_ogm_packet+0x10/0x10 [ 51.909730][ T5812] worker_thread+0x5ef/0xe50 [ 51.909745][ T5812] ? __pfx_worker_thread+0x10/0x10 [ 51.909758][ T5812] ? kthread+0x13a/0x450 [ 51.909767][ T5812] ? __pfx_worker_thread+0x10/0x10 [ 51.909778][ T5812] kthread+0x370/0x450 [ 51.909788][ T5812] ? __pfx_kthread+0x10/0x10 [ 51.909800][ T5812] ret_from_fork+0x72b/0xd50 [ 51.909816][ T5812] ? __pfx_ret_from_fork+0x10/0x10 [ 51.909832][ T5812] ? __switch_to+0x800/0x10f0 [ 51.909843][ T5812] ? __pfx_kthread+0x10/0x10 [ 51.909855][ T5812] ret_from_fork_asm+0x1a/0x30 [ 51.909877][ T5812] [ 51.909883][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.909897][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.909915][ T5812] FAULT_INJECTION: forcing a failure. [ 51.909915][ T5812] name failslab, interval 1, probability 100, space 0, times 19 [ 51.909915][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.909931][ T36] Call Trace: [ 51.909934][ T36] [ 51.909938][ T36] dump_stack_lvl+0x100/0x190 [ 51.909952][ T36] should_fail_ex.cold+0x5/0xa [ 51.909966][ T36] should_failslab+0xc2/0x120 [ 51.909980][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.909995][ T36] ? __alloc_skb+0x140/0x710 [ 51.910009][ T36] __alloc_skb+0x140/0x710 [ 51.910021][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.910033][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.910045][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.910062][ T36] ? __pfx___might_resched+0x10/0x10 [ 51.910077][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.910097][ T36] process_one_work+0xa23/0x1940 [ 51.910114][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.910130][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.910145][ T36] worker_thread+0x5ef/0xe50 [ 51.910162][ T36] ? kthread+0x13a/0x450 [ 51.910171][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.910183][ T36] kthread+0x370/0x450 [ 51.910193][ T36] ? __pfx_kthread+0x10/0x10 [ 51.910205][ T36] ret_from_fork+0x72b/0xd50 [ 51.910221][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.910237][ T36] ? __switch_to+0x800/0x10f0 [ 51.910249][ T36] ? __pfx_kthread+0x10/0x10 [ 51.910260][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.910282][ T36] [ 51.910299][ T36] FAULT_INJECTION: forcing a failure. [ 51.910299][ T36] name failslab, interval 1, probability 100, space 0, times 18 [ 51.910314][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.910326][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.910332][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.910346][ T36] Call Trace: [ 51.910350][ T36] [ 51.910354][ T36] dump_stack_lvl+0x100/0x190 [ 51.910369][ T36] should_fail_ex.cold+0x5/0xa [ 51.910383][ T36] should_failslab+0xc2/0x120 [ 51.910397][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.910411][ T36] ? __alloc_skb+0x140/0x710 [ 51.910425][ T36] __alloc_skb+0x140/0x710 [ 51.910437][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.910449][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.910461][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.910478][ T36] ? __pfx___might_resched+0x10/0x10 [ 51.910493][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.910513][ T36] process_one_work+0xa23/0x1940 [ 51.910530][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.910546][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.910580][ T36] worker_thread+0x5ef/0xe50 [ 51.910597][ T36] ? kthread+0x13a/0x450 [ 51.910606][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.910618][ T36] kthread+0x370/0x450 [ 51.910628][ T36] ? __pfx_kthread+0x10/0x10 [ 51.910639][ T36] ret_from_fork+0x72b/0xd50 [ 51.910655][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.910672][ T36] ? __switch_to+0x800/0x10f0 [ 51.910684][ T36] ? __pfx_kthread+0x10/0x10 [ 51.910701][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.910733][ T36] [ 51.910740][ T36] FAULT_INJECTION: forcing a failure. [ 51.910740][ T36] name failslab, interval 1, probability 100, space 0, times 17 [ 51.910759][ T36] CPU: 3 UID: 0 PID: 36 Comm: kworker/u33:0 Not tainted syzkaller #0 PREEMPT(full) [ 51.910775][ T36] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.910784][ T36] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.910802][ T36] Call Trace: [ 51.910807][ T36] [ 51.910812][ T36] dump_stack_lvl+0x100/0x190 [ 51.910832][ T36] should_fail_ex.cold+0x5/0xa [ 51.910852][ T36] should_failslab+0xc2/0x120 [ 51.910878][ T36] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.910898][ T36] ? __alloc_skb+0x140/0x710 [ 51.910919][ T36] __alloc_skb+0x140/0x710 [ 51.910937][ T36] ? __alloc_skb+0x5b7/0x710 [ 51.910954][ T36] ? __pfx___alloc_skb+0x10/0x10 [ 51.910967][ T36] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.910983][ T36] ? __pfx___might_resched+0x10/0x10 [ 51.911004][ T36] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.911035][ T36] process_one_work+0xa23/0x1940 [ 51.911063][ T36] ? __pfx_process_one_work+0x10/0x10 [ 51.911087][ T36] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.911109][ T36] worker_thread+0x5ef/0xe50 [ 51.911126][ T36] ? kthread+0x13a/0x450 [ 51.911135][ T36] ? __pfx_worker_thread+0x10/0x10 [ 51.911151][ T36] kthread+0x370/0x450 [ 51.911166][ T36] ? __pfx_kthread+0x10/0x10 [ 51.911183][ T36] ret_from_fork+0x72b/0xd50 [ 51.911206][ T36] ? __pfx_ret_from_fork+0x10/0x10 [ 51.911229][ T36] ? __switch_to+0x800/0x10f0 [ 51.911246][ T36] ? __pfx_kthread+0x10/0x10 [ 51.911258][ T36] ret_from_fork_asm+0x1a/0x30 [ 51.911280][ T36] [ 51.911573][ T5881] FAULT_INJECTION: forcing a failure. [ 51.911573][ T5881] name failslab, interval 1, probability 100, space 0, times 15 [ 51.913503][ T5812] CPU: 0 UID: 0 PID: 5812 Comm: kworker/u32:3 Not tainted syzkaller #0 PREEMPT(full) [ 51.913517][ T5812] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.913524][ T5812] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 51.913539][ T5812] Call Trace: [ 51.913542][ T5812] [ 51.913547][ T5812] dump_stack_lvl+0x100/0x190 [ 51.913561][ T5812] should_fail_ex.cold+0x5/0xa [ 51.913561][ T5657] FAULT_INJECTION: forcing a failure. [ 51.913561][ T5657] name failslab, interval 1, probability 100, space 0, times 15 [ 51.913574][ T5812] should_failslab+0xc2/0x120 [ 51.913589][ T5812] kmem_cache_alloc_noprof+0x91/0x6a0 [ 51.913602][ T5812] ? do_raw_spin_unlock+0x145/0x1e0 [ 51.913618][ T5812] ? skb_clone+0x190/0x400 [ 51.913634][ T5812] skb_clone+0x190/0x400 [ 51.913647][ T5812] batadv_iv_send_outstanding_bat_ogm_packet+0x650/0x800 [ 51.913666][ T5812] process_one_work+0xa23/0x1940 [ 51.913683][ T5812] ? __pfx_process_one_work+0x10/0x10 [ 51.913699][ T5812] ? __pfx_batadv_iv_send_outstanding_bat_ogm_packet+0x10/0x10 [ 51.913715][ T5812] worker_thread+0x5ef/0xe50 [ 51.913730][ T5812] ? __pfx_worker_thread+0x10/0x10 [ 51.913743][ T5812] ? kthread+0x13a/0x450 [ 51.913752][ T5812] ? __pfx_worker_thread+0x10/0x10 [ 51.913764][ T5812] kthread+0x370/0x450 [ 51.913774][ T5812] ? __pfx_kthread+0x10/0x10 [ 51.913785][ T5812] ret_from_fork+0x72b/0xd50 [ 51.913801][ T5812] ? __pfx_ret_from_fork+0x10/0x10 [ 51.913818][ T5812] ? __switch_to+0x800/0x10f0 [ 51.913829][ T5812] ? __pfx_kthread+0x10/0x10 [ 51.913840][ T5812] ret_from_fork_asm+0x1a/0x30 [ 51.913863][ T5812] [ 51.914266][ T233] FAULT_INJECTION: forcing a failure. [ 51.914266][ T233] name failslab, interval 1, probability 100, space 0, times 12 [ 51.914280][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.914292][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.914299][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.914313][ T233] Call Trace: [ 51.914317][ T233] [ 51.914321][ T233] dump_stack_lvl+0x100/0x190 [ 51.914334][ T233] should_fail_ex.cold+0x5/0xa [ 51.914348][ T233] should_failslab+0xc2/0x120 [ 51.914362][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.914376][ T233] ? __alloc_skb+0x140/0x710 [ 51.914391][ T233] __alloc_skb+0x140/0x710 [ 51.914403][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.914415][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.914427][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.914444][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.914460][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.914484][ T233] process_one_work+0xa23/0x1940 [ 51.914501][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.914517][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.914533][ T233] worker_thread+0x5ef/0xe50 [ 51.914549][ T233] ? kthread+0x13a/0x450 [ 51.914559][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.914570][ T233] kthread+0x370/0x450 [ 51.914580][ T233] ? __pfx_kthread+0x10/0x10 [ 51.914591][ T233] ret_from_fork+0x72b/0xd50 [ 51.914607][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.914624][ T233] ? __switch_to+0x800/0x10f0 [ 51.914635][ T233] ? __pfx_kthread+0x10/0x10 [ 51.914647][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.914669][ T233] [ 51.914674][ T233] FAULT_INJECTION: forcing a failure. [ 51.914674][ T233] name failslab, interval 1, probability 100, space 0, times 11 [ 51.914732][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.914746][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.914752][ T5133] Call Trace: [ 51.914756][ T5133] [ 51.914760][ T5133] dump_stack_lvl+0x100/0x190 [ 51.914775][ T5133] should_fail_ex.cold+0x5/0xa [ 51.914789][ T5133] should_failslab+0xc2/0x120 [ 51.914803][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.914817][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.914829][ T5133] ? __alloc_skb+0x140/0x710 [ 51.914843][ T5133] __alloc_skb+0x140/0x710 [ 51.914855][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.914867][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.914880][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.914894][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.914909][ T5133] ? find_held_lock+0x2b/0x80 [ 51.914926][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.914939][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.914954][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.914968][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.914981][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.914993][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.915009][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.915031][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.915049][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.915065][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.915083][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.915095][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.915108][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.915124][ T5133] ? __sys_connect+0xe4/0x170 [ 51.915144][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.915156][ T5133] ? do_syscall_64+0x90/0x870 [ 51.915167][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.915179][ T5133] do_syscall_64+0x115/0x870 [ 51.915191][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.915205][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.915216][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.915225][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.915236][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.915246][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.915253][ T5133] RDX: 000000000000006f RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.915259][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.915266][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.915272][ T5133] R13: 00007fff496062b0 R14: 0000000000000054 R15: 00007fff496062b0 [ 51.915286][ T5133] [ 51.915504][ T5133] FAULT_INJECTION: forcing a failure. [ 51.915504][ T5133] name failslab, interval 1, probability 100, space 0, times 10 [ 51.915518][ T5133] CPU: 2 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.915530][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.915537][ T5133] Call Trace: [ 51.915540][ T5133] [ 51.915544][ T5133] dump_stack_lvl+0x100/0x190 [ 51.915558][ T5133] should_fail_ex.cold+0x5/0xa [ 51.915571][ T5133] should_failslab+0xc2/0x120 [ 51.915585][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.915599][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.915611][ T5133] ? __alloc_skb+0x140/0x710 [ 51.915625][ T5133] __alloc_skb+0x140/0x710 [ 51.915637][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.915649][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.915661][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.915676][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.915690][ T5133] ? find_held_lock+0x2b/0x80 [ 51.915708][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.915720][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.915736][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.915749][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.915763][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.915775][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.915791][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.915813][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.915830][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.915846][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.915864][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.915876][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.915890][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.915905][ T5133] ? __sys_connect+0xe4/0x170 [ 51.915925][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.915937][ T5133] ? do_syscall_64+0x90/0x870 [ 51.915948][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.915960][ T5133] do_syscall_64+0x115/0x870 [ 51.915972][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.915985][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.915996][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.916005][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.916015][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.916025][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.916032][ T5133] RDX: 000000000000006f RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.916038][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.916044][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.916051][ T5133] R13: 00007fff496062b0 R14: 0000000000000054 R15: 00007fff496062b0 [ 51.916076][ T5133] [ 51.916084][ T5657] CPU: 3 UID: 0 PID: 5657 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 51.916097][ T5657] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.916103][ T5657] Call Trace: [ 51.916107][ T5657] [ 51.916112][ T5657] dump_stack_lvl+0x100/0x190 [ 51.916127][ T5657] should_fail_ex.cold+0x5/0xa [ 51.916140][ T5657] should_failslab+0xc2/0x120 [ 51.916155][ T5657] kmem_cache_alloc_noprof+0x91/0x6a0 [ 51.916168][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.916181][ T5657] ? skb_clone+0x190/0x400 [ 51.916197][ T5657] skb_clone+0x190/0x400 [ 51.916211][ T5657] dev_queue_xmit_nit+0x255/0xa60 [ 51.916232][ T5657] dev_hard_start_xmit+0x2f5/0x760 [ 51.916247][ T5657] sch_direct_xmit+0x1b2/0xc70 [ 51.916251][ T5133] FAULT_INJECTION: forcing a failure. [ 51.916251][ T5133] name failslab, interval 1, probability 100, space 0, times 9 [ 51.916265][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.916278][ T5657] ? __pfx_sch_direct_xmit+0x10/0x10 [ 51.916294][ T5657] ? do_raw_spin_lock+0x200/0x260 [ 51.916314][ T5657] __dev_queue_xmit+0x27ac/0x4970 [ 51.916331][ T5657] ? __pfx___dev_queue_xmit+0x10/0x10 [ 51.916341][ T5657] ? __lock_acquire+0x49f/0x1a40 [ 51.916355][ T5657] ? stack_trace_save+0x8e/0xc0 [ 51.916367][ T5657] ? __pfx_stack_trace_save+0x10/0x10 [ 51.916380][ T5657] ? __lock_acquire+0x49f/0x1a40 [ 51.916399][ T5657] ? find_held_lock+0x2b/0x80 [ 51.916421][ T5657] ip_finish_output2+0xf4a/0x2400 [ 51.916437][ T5657] ? __pfx_ip_finish_output2+0x10/0x10 [ 51.916462][ T5657] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 51.916484][ T5657] __ip_finish_output.part.0+0x444/0x6f0 [ 51.916498][ T5657] ip_output+0x39b/0xc10 [ 51.916510][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.916524][ T5657] ? __pfx_ip_finish_output+0x10/0x10 [ 51.916538][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.916550][ T5657] ip_local_out+0x193/0x1f0 [ 51.916563][ T5657] __ip_queue_xmit+0x885/0x1e90 [ 51.916578][ T5657] ? __pfx_ip_queue_xmit+0x10/0x10 [ 51.916591][ T5657] __tcp_transmit_skb+0x3506/0x4f20 [ 51.916630][ T5657] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 51.916652][ T5657] ? _raw_spin_unlock_irqrestore+0x3b/0x80 [ 51.916663][ T5657] ? __mod_timer+0x40e/0xca0 [ 51.916683][ T5657] ? ktime_get+0x22c/0x320 [ 51.916696][ T5657] ? lockdep_hardirqs_on+0x78/0x100 [ 51.916720][ T5657] tcp_write_xmit+0x1130/0x8470 [ 51.916746][ T5657] ? __pfx__copy_from_iter+0x10/0x10 [ 51.916764][ T5657] __tcp_push_pending_frames+0xaf/0x3b0 [ 51.916781][ T5657] ? skb_page_frag_refill+0x309/0x4b0 [ 51.916793][ T5657] tcp_push+0x225/0x700 [ 51.916809][ T5657] tcp_sendmsg_locked+0x1823/0x44d0 [ 51.916833][ T5657] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 51.916850][ T5657] ? do_raw_spin_lock+0x128/0x260 [ 51.916869][ T5657] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.916889][ T5657] ? __local_bh_enable_ip+0x9e/0x120 [ 51.916906][ T5657] tcp_sendmsg+0x2e/0x50 [ 51.916920][ T5657] ? __pfx_tcp_sendmsg+0x10/0x10 [ 51.916935][ T5657] inet_sendmsg+0xb9/0x140 [ 51.916950][ T5657] sock_write_iter+0x4ea/0x5b0 [ 51.916967][ T5657] ? __pfx_inet_sendmsg+0x10/0x10 [ 51.916981][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.917002][ T5657] ? bpf_lsm_file_permission+0x9/0x10 [ 51.917019][ T5657] ? security_file_permission+0x76/0x210 [ 51.917032][ T5657] ? rw_verify_area+0xce/0x6d0 [ 51.917050][ T5657] vfs_write+0x6ac/0x1050 [ 51.917068][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.917086][ T5657] ? __pfx_vfs_write+0x10/0x10 [ 51.917105][ T5657] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 51.917121][ T5657] ? lockdep_hardirqs_on+0x78/0x100 [ 51.917133][ T5657] ? _raw_spin_unlock_irq+0x2e/0x50 [ 51.917144][ T5657] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 51.917159][ T5657] ksys_write+0x1f8/0x250 [ 51.917177][ T5657] ? __pfx_ksys_write+0x10/0x10 [ 51.917198][ T5657] do_syscall_64+0x115/0x870 [ 51.917210][ T5657] ? clear_bhb_loop+0x40/0x90 [ 51.917224][ T5657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.917235][ T5657] RIP: 0033:0x7f181d45b407 [ 51.917244][ T5657] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.917255][ T5657] RSP: 002b:00007ffd072af190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 51.917265][ T5657] RAX: ffffffffffffffda RBX: 00007f181d367300 RCX: 00007f181d45b407 [ 51.917272][ T5657] RDX: 0000000000008024 RSI: 00005648679378f0 RDI: 0000000000000004 [ 51.917279][ T5657] RBP: 00005648678f5be0 R08: 0000000000000000 R09: 0000000000000000 [ 51.917285][ T5657] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 51.917292][ T5657] R13: 00007ffd072af2e0 R14: 0000000000000000 R15: 0000000000000004 [ 51.917305][ T5657] [ 51.917820][ T5657] FAULT_INJECTION: forcing a failure. [ 51.917820][ T5657] name failslab, interval 1, probability 100, space 0, times 5 [ 51.917837][ T5657] CPU: 3 UID: 0 PID: 5657 Comm: sshd-session Not tainted syzkaller #0 PREEMPT(full) [ 51.917850][ T5657] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.917856][ T5657] Call Trace: [ 51.917860][ T5657] [ 51.917870][ T5657] dump_stack_lvl+0x100/0x190 [ 51.917886][ T5657] should_fail_ex.cold+0x5/0xa [ 51.917901][ T5657] should_failslab+0xc2/0x120 [ 51.917916][ T5657] kmem_cache_alloc_noprof+0x91/0x6a0 [ 51.917930][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.917944][ T5657] ? skb_clone+0x190/0x400 [ 51.917960][ T5657] skb_clone+0x190/0x400 [ 51.917976][ T5657] dev_queue_xmit_nit+0x255/0xa60 [ 51.917995][ T5657] dev_hard_start_xmit+0x2f5/0x760 [ 51.918010][ T5657] sch_direct_xmit+0x1b2/0xc70 [ 51.918028][ T5657] ? lock_acquire+0x1b9/0x370 [ 51.918042][ T5657] ? __pfx_sch_direct_xmit+0x10/0x10 [ 51.918059][ T5657] ? do_raw_spin_lock+0x200/0x260 [ 51.918080][ T5657] __dev_queue_xmit+0x27ac/0x4970 [ 51.918098][ T5657] ? __pfx___dev_queue_xmit+0x10/0x10 [ 51.918113][ T5657] ? __lock_acquire+0x49f/0x1a40 [ 51.918128][ T5657] ? find_held_lock+0x2b/0x80 [ 51.918146][ T5657] ? is_bpf_text_address+0x8a/0x1a0 [ 51.918162][ T5657] ? is_bpf_text_address+0x8a/0x1a0 [ 51.918188][ T5657] ip_finish_output2+0xf4a/0x2400 [ 51.918205][ T5657] ? __pfx_ip_finish_output2+0x10/0x10 [ 51.918218][ T5657] ? skb_gso_transport_seglen+0x1a5/0x3b0 [ 51.918240][ T5657] __ip_finish_output.part.0+0x444/0x6f0 [ 51.918255][ T5657] ip_output+0x39b/0xc10 [ 51.918284][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.918298][ T5657] ? __pfx_ip_finish_output+0x10/0x10 [ 51.918313][ T5657] ? __pfx_ip_output+0x10/0x10 [ 51.918326][ T5657] ip_local_out+0x193/0x1f0 [ 51.918341][ T5657] __ip_queue_xmit+0x885/0x1e90 [ 51.918356][ T5657] ? __pfx_ip_queue_xmit+0x10/0x10 [ 51.918369][ T5657] __tcp_transmit_skb+0x3506/0x4f20 [ 51.918394][ T5657] ? __pfx___tcp_transmit_skb+0x10/0x10 [ 51.918413][ T5657] ? kmalloc_reserve+0xf9/0x350 [ 51.918442][ T5657] tcp_write_xmit+0x1130/0x8470 [ 51.918468][ T5657] ? __sk_mem_schedule+0xd0/0x100 [ 51.918486][ T5657] tcp_sendmsg_locked+0x2c8c/0x44d0 [ 51.918511][ T5657] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 51.918529][ T5657] ? do_raw_spin_lock+0x128/0x260 [ 51.918547][ T5657] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.918567][ T5657] ? __local_bh_enable_ip+0x9e/0x120 [ 51.918585][ T5657] tcp_sendmsg+0x2e/0x50 [ 51.918600][ T5657] ? __pfx_tcp_sendmsg+0x10/0x10 [ 51.918616][ T5657] inet_sendmsg+0xb9/0x140 [ 51.918632][ T5657] sock_write_iter+0x4ea/0x5b0 [ 51.918650][ T5657] ? __pfx_inet_sendmsg+0x10/0x10 [ 51.918665][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.918687][ T5657] ? bpf_lsm_file_permission+0x9/0x10 [ 51.918706][ T5657] ? security_file_permission+0x76/0x210 [ 51.918718][ T5657] ? rw_verify_area+0xce/0x6d0 [ 51.918736][ T5657] vfs_write+0x6ac/0x1050 [ 51.918755][ T5657] ? __pfx_sock_write_iter+0x10/0x10 [ 51.918775][ T5657] ? __pfx_vfs_write+0x10/0x10 [ 51.918795][ T5657] ? __x64_sys_rt_sigprocmask+0x28f/0x410 [ 51.918812][ T5657] ? lockdep_hardirqs_on+0x78/0x100 [ 51.918825][ T5657] ? _raw_spin_unlock_irq+0x2e/0x50 [ 51.918836][ T5657] ? __x64_sys_rt_sigprocmask+0x2d7/0x410 [ 51.918853][ T5657] ksys_write+0x1f8/0x250 [ 51.918874][ T5657] ? __pfx_ksys_write+0x10/0x10 [ 51.918896][ T5657] do_syscall_64+0x115/0x870 [ 51.918908][ T5657] ? clear_bhb_loop+0x40/0x90 [ 51.918921][ T5657] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.918933][ T5657] RIP: 0033:0x7f181d45b407 [ 51.918942][ T5657] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.918953][ T5657] RSP: 002b:00007ffd072af190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [ 51.918963][ T5657] RAX: ffffffffffffffda RBX: 00007f181d367300 RCX: 00007f181d45b407 [ 51.918970][ T5657] RDX: 0000000000008024 RSI: 00005648679378f0 RDI: 0000000000000004 [ 51.918976][ T5657] RBP: 00005648678f5be0 R08: 0000000000000000 R09: 0000000000000000 [ 51.918983][ T5657] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000001 [ 51.918989][ T5657] R13: 00007ffd072af2e0 R14: 0000000000000000 R15: 0000000000000004 [ 51.919002][ T5657] [ 51.919009][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.919023][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.919030][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.919044][ T233] Call Trace: [ 51.919047][ T233] [ 51.919051][ T233] dump_stack_lvl+0x100/0x190 [ 51.919065][ T233] should_fail_ex.cold+0x5/0xa [ 51.919078][ T233] should_failslab+0xc2/0x120 [ 51.919093][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.919107][ T233] ? __alloc_skb+0x140/0x710 [ 51.919122][ T233] __alloc_skb+0x140/0x710 [ 51.919134][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.919146][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.919158][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.919174][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.919190][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.919209][ T233] process_one_work+0xa23/0x1940 [ 51.919226][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.919242][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.919257][ T233] worker_thread+0x5ef/0xe50 [ 51.919274][ T233] ? kthread+0x13a/0x450 [ 51.919284][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.919295][ T233] kthread+0x370/0x450 [ 51.919305][ T233] ? __pfx_kthread+0x10/0x10 [ 51.919317][ T233] ret_from_fork+0x72b/0xd50 [ 51.919333][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.919349][ T233] ? __switch_to+0x800/0x10f0 [ 51.919360][ T233] ? __pfx_kthread+0x10/0x10 [ 51.919371][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.919394][ T233] [ 51.919399][ T233] FAULT_INJECTION: forcing a failure. [ 51.919399][ T233] name failslab, interval 1, probability 100, space 0, times 1 [ 51.919564][ T5881] CPU: 2 UID: 0 PID: 5881 Comm: kworker/2:4 Not tainted syzkaller #0 PREEMPT(full) [ 51.919578][ T5881] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.919586][ T5881] Workqueue: mld mld_dad_work [ 51.919601][ T5881] Call Trace: [ 51.919605][ T5881] [ 51.919609][ T5881] dump_stack_lvl+0x100/0x190 [ 51.919623][ T5881] should_fail_ex.cold+0x5/0xa [ 51.919637][ T5881] should_failslab+0xc2/0x120 [ 51.919652][ T5881] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.919666][ T5881] ? __alloc_skb+0x140/0x710 [ 51.919681][ T5881] __alloc_skb+0x140/0x710 [ 51.919692][ T5881] ? __alloc_skb+0x5b7/0x710 [ 51.919705][ T5881] ? __pfx___alloc_skb+0x10/0x10 [ 51.919718][ T5881] ? __lock_acquire+0x49f/0x1a40 [ 51.919734][ T5881] mld_newpack.isra.0+0x18e/0xa20 [ 51.919751][ T5881] ? __pfx_mld_newpack.isra.0+0x10/0x10 [ 51.919768][ T5881] ? rcu_is_watching+0x12/0xc0 [ 51.919787][ T5881] ? add_grhead+0x299/0x340 [ 51.919800][ T5881] add_grhead+0x299/0x340 [ 51.919815][ T5881] add_grec+0x1389/0x1930 [ 51.919830][ T5881] ? __pfx___mutex_lock+0x10/0x10 [ 51.919846][ T5881] ? __pfx_add_grec+0x10/0x10 [ 51.919864][ T5881] mld_send_initial_cr+0x156/0x320 [ 51.919880][ T5881] mld_dad_work+0x32/0x1f0 [ 51.919895][ T5881] process_one_work+0xa23/0x1940 [ 51.919913][ T5881] ? __pfx_process_one_work+0x10/0x10 [ 51.919929][ T5881] ? __pfx_mld_dad_work+0x10/0x10 [ 51.919946][ T5881] worker_thread+0x5ef/0xe50 [ 51.919961][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.919974][ T5881] ? kthread+0x13a/0x450 [ 51.919983][ T5881] ? __pfx_worker_thread+0x10/0x10 [ 51.919995][ T5881] kthread+0x370/0x450 [ 51.920005][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.920016][ T5881] ret_from_fork+0x72b/0xd50 [ 51.920033][ T5881] ? __pfx_ret_from_fork+0x10/0x10 [ 51.920049][ T5881] ? __switch_to+0x800/0x10f0 [ 51.920060][ T5881] ? __pfx_kthread+0x10/0x10 [ 51.920072][ T5881] ret_from_fork_asm+0x1a/0x30 [ 51.920095][ T5881] [ 51.920101][ T5133] CPU: 3 UID: 0 PID: 5133 Comm: klogd Not tainted syzkaller #0 PREEMPT(full) [ 51.920116][ T5133] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.920123][ T5133] Call Trace: [ 51.920126][ T5133] [ 51.920130][ T5133] dump_stack_lvl+0x100/0x190 [ 51.920146][ T5133] should_fail_ex.cold+0x5/0xa [ 51.920160][ T5133] should_failslab+0xc2/0x120 [ 51.920176][ T5133] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.920190][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.920203][ T5133] ? __alloc_skb+0x140/0x710 [ 51.920218][ T5133] __alloc_skb+0x140/0x710 [ 51.920230][ T5133] ? __alloc_skb+0x5b7/0x710 [ 51.920243][ T5133] ? __pfx___alloc_skb+0x10/0x10 [ 51.920257][ T5133] ? __x64_sys_connect+0x72/0xb0 [ 51.920272][ T5133] alloc_skb_with_frags+0xdd/0x760 [ 51.920288][ T5133] ? find_held_lock+0x2b/0x80 [ 51.920306][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.920320][ T5133] ? avc_has_perm_noaudit+0x11e/0x3b0 [ 51.920336][ T5133] sock_alloc_send_pskb+0x801/0x980 [ 51.920351][ T5133] ? avc_has_perm+0x135/0x1e0 [ 51.920365][ T5133] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 51.920378][ T5133] ? selinux_socket_getpeersec_dgram+0x1a4/0x380 [ 51.920395][ T5133] ? __pfx_selinux_socket_getpeersec_dgram+0x10/0x10 [ 51.920417][ T5133] unix_dgram_sendmsg+0x3c7/0x1810 [ 51.920435][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.920451][ T5133] ? selinux_socket_sendmsg+0x198/0x2f0 [ 51.920469][ T5133] __sys_sendto+0x48b/0x4e0 [ 51.920481][ T5133] ? __pfx_unix_dgram_sendmsg+0x10/0x10 [ 51.920495][ T5133] ? __pfx___sys_sendto+0x10/0x10 [ 51.920511][ T5133] ? __sys_connect+0xe4/0x170 [ 51.920530][ T5133] __x64_sys_sendto+0xe0/0x1c0 [ 51.920542][ T5133] ? do_syscall_64+0x90/0x870 [ 51.920553][ T5133] ? lockdep_hardirqs_on+0x78/0x100 [ 51.920565][ T5133] do_syscall_64+0x115/0x870 [ 51.920577][ T5133] ? clear_bhb_loop+0x40/0x90 [ 51.920590][ T5133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.920602][ T5133] RIP: 0033:0x7f8b919b2407 [ 51.920610][ T5133] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff [ 51.920644][ T5133] RSP: 002b:00007fff49606170 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 51.920654][ T5133] RAX: ffffffffffffffda RBX: 00007f8b91862c80 RCX: 00007f8b919b2407 [ 51.920661][ T5133] RDX: 0000000000000080 RSI: 00007fff496062b0 RDI: 0000000000000003 [ 51.920668][ T5133] RBP: 00007fff496066e0 R08: 0000000000000000 R09: 0000000000000000 [ 51.920674][ T5133] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fff496066f8 [ 51.920681][ T5133] R13: 00007fff496062b0 R14: 0000000000000065 R15: 00007fff496062b0 [ 51.920694][ T5133] [ 51.920700][ T5980] CPU: 2 UID: 0 PID: 5980 Comm: syz.3.31 Not tainted syzkaller #0 PREEMPT(full) [ 51.920713][ T5980] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.920719][ T5980] Call Trace: [ 51.920723][ T5980] [ 51.920727][ T5980] dump_stack_lvl+0x100/0x190 [ 51.920741][ T5980] should_fail_ex.cold+0x5/0xa [ 51.920755][ T5980] should_failslab+0xc2/0x120 [ 51.920769][ T5980] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.920783][ T5980] ? __alloc_skb+0x140/0x710 [ 51.920798][ T5980] __alloc_skb+0x140/0x710 [ 51.920810][ T5980] ? __alloc_skb+0x5b7/0x710 [ 51.920822][ T5980] ? __pfx___alloc_skb+0x10/0x10 [ 51.920838][ T5980] inet6_ifmcaddr_notify+0xd6/0x1d0 [ 51.920865][ T5980] ? __pfx_inet6_ifmcaddr_notify+0x10/0x10 [ 51.920883][ T5980] __ipv6_dev_mc_dec+0x297/0x340 [ 51.920902][ T5980] ipv6_mc_destroy_dev+0x2cd/0x690 [ 51.920920][ T5980] ? __local_bh_enable_ip+0x9e/0x120 [ 51.920937][ T5980] addrconf_ifdown.isra.0+0x148a/0x1b70 [ 51.920949][ T5980] ? trace_contention_end+0x126/0x160 [ 51.920967][ T5980] ? tee_netdev_event+0x300/0x3d0 [ 51.920984][ T5980] ? __pfx_addrconf_ifdown.isra.0+0x10/0x10 [ 51.921002][ T5980] addrconf_notify+0x4a3/0x1ba0 [ 51.921018][ T5980] ? __pfx_tls_dev_event+0x10/0x10 [ 51.921035][ T5980] ? __pfx_addrconf_notify+0x10/0x10 [ 51.921051][ T5980] ? ip6mr_device_event+0x1c4/0x230 [ 51.921067][ T5980] notifier_call_chain+0x99/0x3f0 [ 51.921081][ T5980] call_netdevice_notifiers_info+0xbe/0x110 [ 51.921100][ T5980] unregister_netdevice_many_notify+0x1141/0x2140 [ 51.921121][ T5980] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 51.921137][ T5980] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 51.921153][ T5980] ? linkwatch_fire_event+0x211/0x270 [ 51.921171][ T5980] ? netif_carrier_off+0xa8/0xc0 [ 51.921190][ T5980] unregister_netdevice_queue+0x30b/0x3c0 [ 51.921206][ T5980] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 51.921221][ T5980] ? linkwatch_schedule_work+0x16f/0x1a0 [ 51.921239][ T5980] ? linkwatch_fire_event+0x74/0x270 [ 51.921259][ T5980] __tun_detach+0x1371/0x16e0 [ 51.921280][ T5980] ? __pfx_tun_chr_close+0x10/0x10 [ 51.921297][ T5980] tun_chr_close+0xc2/0x220 [ 51.921314][ T5980] ? __pfx_tun_chr_close+0x10/0x10 [ 51.921331][ T5980] __fput+0x3ff/0xb50 [ 51.921348][ T5980] task_work_run+0x150/0x240 [ 51.921362][ T5980] ? __pfx_task_work_run+0x10/0x10 [ 51.921378][ T5980] exit_to_user_mode_loop+0x1d8/0x6f0 [ 51.921393][ T5980] ? rcu_is_watching+0x12/0xc0 [ 51.921411][ T5980] do_syscall_64+0x666/0x870 [ 51.921423][ T5980] ? clear_bhb_loop+0x40/0x90 [ 51.921436][ T5980] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.921451][ T5980] RIP: 0033:0x7f74f1f9de99 [ 51.921460][ T5980] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 51.921481][ T5980] RSP: 002b:00007fff225ebb68 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 51.921493][ T5980] RAX: 0000000000000000 RBX: 00007fff225ebc50 RCX: 00007f74f1f9de99 [ 51.921499][ T5980] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 51.921506][ T5980] RBP: 000000000000c9dd R08: 0000000000000001 R09: 0000000000000000 [ 51.921512][ T5980] R10: 0000001b32320000 R11: 0000000000000246 R12: 00007fff225ebc90 [ 51.921518][ T5980] R13: 00007f74f2225fac R14: 000000000000ca42 R15: 00007f74f2225fa0 [ 51.921532][ T5980] [ 51.927100][ T42] audit: type=1400 audit(1785135587.382:249): avc: denied { unmount } for pid=5740 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:debugfs_t tclass=filesystem permissive=1 [ 51.927655][ T233] CPU: 0 UID: 0 PID: 233 Comm: kworker/u33:7 Not tainted syzkaller #0 PREEMPT(full) [ 51.927669][ T233] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 51.927677][ T233] Workqueue: events_unbound nsim_dev_trap_report_work [ 51.927691][ T233] Call Trace: [ 51.927695][ T233] [ 51.927699][ T233] dump_stack_lvl+0x100/0x190 [ 51.927714][ T233] should_fail_ex.cold+0x5/0xa [ 51.927728][ T233] should_failslab+0xc2/0x120 [ 51.927743][ T233] kmem_cache_alloc_node_noprof+0x94/0x6b0 [ 51.927757][ T233] ? __alloc_skb+0x140/0x710 [ 51.927772][ T233] __alloc_skb+0x140/0x710 [ 51.927783][ T233] ? __alloc_skb+0x5b7/0x710 [ 51.927796][ T233] ? __pfx___alloc_skb+0x10/0x10 [ 51.927808][ T233] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 51.927824][ T233] ? __pfx___might_resched+0x10/0x10 [ 51.927841][ T233] nsim_dev_trap_report_work+0x2af/0xd20 [ 51.927860][ T233] process_one_work+0xa23/0x1940 [ 51.927877][ T233] ? __pfx_process_one_work+0x10/0x10 [ 51.927893][ T233] ? __pfx_nsim_dev_trap_report_work+0x10/0x10 [ 51.927908][ T233] worker_thread+0x5ef/0xe50 [ 51.927925][ T233] ? kthread+0x13a/0x450 [ 51.927935][ T233] ? __pfx_worker_thread+0x10/0x10 [ 51.927946][ T233] kthread+0x370/0x450 [ 51.927956][ T233] ? __pfx_kthread+0x10/0x10 [ 51.927967][ T233] ret_from_fork+0x72b/0xd50 [ 51.927983][ T233] ? __pfx_ret_from_fork+0x10/0x10 [ 51.928000][ T233] ? __switch_to+0x800/0x10f0 [ 51.928011][ T233] ? __pfx_kthread+0x10/0x10 [ 51.928022][ T233] ret_from_fork_asm+0x1a/0x30 [ 51.928044][ T233] [ 52.937315][ T5745] Bluetooth: hci2: command tx timeout [ 52.937466][ T5736] Bluetooth: hci3: command tx timeout [ 52.947924][ T5736] Bluetooth: hci1: command tx timeout [ 52.948306][ T5978] NFSD: Unable to initialize client recovery tracking! (-110) [ 52.948326][ T5978] NFSD: Is nfsdcld running? If not, enable CONFIG_NFSD_LEGACY_CLIENT_TRACKING. [ 52.948333][ T5978] NFSD: starting 90-second grace period (net f0000412) [ 53.017992][ T5736] Bluetooth: hci0: command tx timeout [ 53.044535][ T42] audit: type=1400 audit(1785135588.492:250): avc: denied { create } for pid=5992 comm="syz.2.33" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rds_socket permissive=1 [ 53.102671][ T5995] netlink: 32 bytes leftover after parsing attributes in process `syz.2.34'. [ 53.102980][ T42] audit: type=1400 audit(1785135588.492:251): avc: denied { bind } for pid=5992 comm="syz.2.33" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rds_socket permissive=1 [ 53.105676][ T5995] tipc: Started in network mode [ 53.106296][ T42] audit: type=1400 audit(1785135588.502:252): avc: denied { connect } for pid=5992 comm="syz.2.33" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rds_socket permissive=1 [ 53.107909][ T5995] tipc: Node identity aaaaaaaaaa18, cluster identity 4711 [ 53.108035][ T5995] tipc: Enabled bearer , priority 10 [ 53.109899][ T42] audit: type=1400 audit(1785135588.502:253): avc: denied { write } for pid=5992 comm="syz.2.33" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rds_socket permissive=1 [ 54.127636][ T60] tipc: Node number set to 11709098 [ 55.017101][ T5736] Bluetooth: hci1: command tx timeout [ 55.020481][ T5745] Bluetooth: hci3: command tx timeout [ 55.096872][ T5736] Bluetooth: hci2: command tx timeout [ 55.107106][ T5736] Bluetooth: hci0: command tx timeout [ 55.169860][ T6000] Zero length message leads to an empty skb [ 56.056872][ T50] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 56.109932][ T6005] netlink: 20 bytes leftover after parsing attributes in process `syz.2.38'. [ 57.107884][ T5734] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 57.109547][ T6006] netlink: 8 bytes leftover after parsing attributes in process `syz.2.38'. [ 57.110151][ T5886] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 57.162693][ T6010] netlink: 72 bytes leftover after parsing attributes in process `syz.2.40'. [ 58.439682][ T50] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.491299][ T42] kauditd_printk_skb: 11 callbacks suppressed [ 58.491347][ T42] audit: type=1400 audit(1785135593.942:265): avc: denied { setopt } for pid=6019 comm="syz.2.42" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=sctp_socket permissive=1 [ 58.495026][ T6020] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.503313][ C3] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.507084][ T6020] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.509843][ C2] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.517246][ T6020] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.520969][ C0] GRED: Unable to relocate VQ 0x0 after dequeue, screwing up backlog [ 58.752988][ T6024] svc: failed to register lockdv1 RPC service (errno 111). [ 58.754213][ T6032] tipc: Started in network mode [ 58.755530][ T6024] lockd_up: makesock failed, error=-111 [ 58.757242][ T6032] tipc: Node identity 1000001, cluster identity 4711 [ 58.761508][ T6032] tipc: Node number set to 16777217 [ 58.764461][ T6032] tipc: Enabled bearer , priority 1 [ 58.767838][ T6030] tipc: Resetting bearer [ 58.774127][ T6030] tipc: Disabling bearer [ 58.813198][ T6035] netlink: 'syz.2.47': attribute type 4 has an invalid length. [ 58.816017][ T6035] netlink: 'syz.2.47': attribute type 2 has an invalid length. [ 58.864290][ T6038] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 58.947574][ T6038] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.026069][ T6038] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.040807][ T6024] svc: failed to register nfsdv3 RPC service (errno 111). [ 59.044092][ T6024] svc: failed to register nfsaclv3 RPC service (errno 111). [ 59.047024][ T6024] failed to unregister udp with rpcbind [ 59.048952][ T6024] svc: failed to register nfsdv3 RPC service (errno 97). [ 59.051155][ T6024] svc: failed to register nfsaclv3 RPC service (errno 97). [ 59.053567][ T6024] failed to unregister udp with rpcbind [ 59.112630][ T6038] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.115784][ T42] audit: type=1400 audit(1785135594.562:266): avc: denied { read } for pid=6050 comm="syz.1.51" name="portlist" dev="nfsd" ino=13 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nfsd_fs_t tclass=file permissive=1 [ 59.145772][ T5990] ------------[ cut here ]------------ [ 59.147750][ T5990] !iov_iter_count(&con->v2.in_iter) [ 59.147759][ T5990] WARNING: net/ceph/messenger_v2.c:3129 at ceph_con_v2_try_read+0x1727/0x4780, CPU#1: kworker/1:3/5990 [ 59.153476][ T5990] Modules linked in: [ 59.154801][ T5990] CPU: 1 UID: 0 PID: 5990 Comm: kworker/1:3 Not tainted syzkaller #0 PREEMPT(full) [ 59.158092][ T5990] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 59.161710][ T5990] Workqueue: ceph-msgr ceph_con_workfn [ 59.163395][ T5990] RIP: 0010:ceph_con_v2_try_read+0x1727/0x4780 [ 59.165280][ T5990] Code: 08 0f 85 4d 2d 00 00 48 81 c4 38 02 00 00 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 c4 c7 3c 00 4c 8b 64 24 28 e8 9a d6 88 f6 90 <0f> 0b 90 bb c3 ff ff ff e8 8c d6 88 f6 49 8d 7f 30 48 b8 00 00 00 [ 59.174114][ T5990] RSP: 0018:ffffc90002f7f978 EFLAGS: 00010293 [ 59.175927][ T5990] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8b818191 [ 59.178607][ T5990] RDX: ffff888033a80000 RSI: ffffffff8b8189a6 RDI: ffff888033a80000 [ 59.180935][ T5990] RBP: 0000000000000010 R08: 0000000000000007 R09: 0000000000000000 [ 59.183251][ T5990] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff920005eff3e [ 59.185992][ T5990] R13: ffffc90002f7fab0 R14: ffff888033a8c698 R15: ffff888033a8c418 [ 59.188713][ T5990] FS: 0000000000000000(0000) GS:ffff8880d5edc000(0000) knlGS:0000000000000000 [ 59.191822][ T5990] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.193764][ T5990] CR2: 000000110c321b8a CR3: 000000003ae12000 CR4: 0000000000352ef0 [ 59.196082][ T5990] Call Trace: [ 59.197516][ T5990] [ 59.198420][ T5990] ? lock_acquire+0x1b9/0x370 [ 59.199811][ T5990] ? __pfx_ceph_con_v2_try_read+0x10/0x10 [ 59.201492][ T5990] ? rcu_is_watching+0x12/0xc0 [ 59.202903][ T5990] ? trace_contention_end+0x126/0x160 [ 59.204474][ T5990] ? __mutex_lock+0x26d/0x1bd0 [ 59.205890][ T5990] ? ceph_con_workfn+0x48/0x13e0 [ 59.207615][ T5990] ? register_lock_class+0x40/0x560 [ 59.209159][ T5990] ? do_raw_spin_lock+0x128/0x260 [ 59.210681][ T5990] ? do_raw_spin_unlock+0x145/0x1e0 [ 59.212198][ T5990] ? debug_object_deactivate+0x2e4/0x3b0 [ 59.213858][ T5990] ceph_con_workfn+0x360/0x13e0 [ 59.215277][ T5990] process_one_work+0xa23/0x1940 [ 59.216853][ T5990] ? __pfx_process_one_work+0x10/0x10 [ 59.218434][ T5990] ? __pfx_ceph_con_workfn+0x10/0x10 [ 59.220111][ T5990] worker_thread+0x5ef/0xe50 [ 59.221503][ T5990] ? __pfx_worker_thread+0x10/0x10 [ 59.223031][ T5990] ? kthread+0x13a/0x450 [ 59.224286][ T5990] ? __pfx_worker_thread+0x10/0x10 [ 59.225841][ T5990] kthread+0x370/0x450 [ 59.227165][ T5990] ? __pfx_kthread+0x10/0x10 [ 59.228561][ T5990] ret_from_fork+0x72b/0xd50 [ 59.229955][ T5990] ? __pfx_ret_from_fork+0x10/0x10 [ 59.231465][ T5990] ? __switch_to+0x800/0x10f0 [ 59.232887][ T5990] ? __pfx_kthread+0x10/0x10 [ 59.234252][ T5990] ret_from_fork_asm+0x1a/0x30 [ 59.235682][ T5990] [ 59.236741][ T5990] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 59.238874][ T5990] CPU: 1 UID: 0 PID: 5990 Comm: kworker/1:3 Not tainted syzkaller #0 PREEMPT(full) [ 59.241589][ T5990] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 59.244536][ T5990] Workqueue: ceph-msgr ceph_con_workfn [ 59.246207][ T5990] Call Trace: [ 59.247239][ T5990] [ 59.248151][ T5990] dump_stack_lvl+0x100/0x190 [ 59.249573][ T5990] vpanic+0x552/0x970 [ 59.250760][ T5990] ? __pfx_vpanic+0x10/0x10 [ 59.252126][ T5990] panic+0xd1/0xe0 [ 59.253280][ T5990] ? __pfx_panic+0x10/0x10 [ 59.254607][ T5990] ? check_panic_on_warn+0x1f/0x90 [ 59.256115][ T5990] check_panic_on_warn.cold+0x19/0x34 [ 59.257751][ T5990] ? ceph_con_v2_try_read+0x1727/0x4780 [ 59.259450][ T5990] __warn.cold+0x191/0x318 [ 59.260813][ T5990] __report_bug+0x30f/0x440 [ 59.262156][ T5990] ? ceph_con_v2_try_read+0x1727/0x4780 [ 59.263809][ T5990] ? __pfx___report_bug+0x10/0x10 [ 59.265296][ T5990] ? __local_bh_enable_ip+0x9e/0x120 [ 59.266911][ T5990] ? lockdep_hardirqs_on+0x78/0x100 [ 59.268460][ T5990] ? tcp_recvmsg+0x14c/0x630 [ 59.269852][ T5990] ? __local_bh_enable_ip+0x9e/0x120 [ 59.271404][ T5990] ? tcp_recvmsg+0x1f8/0x630 [ 59.272800][ T5990] ? ceph_con_v2_try_read+0x1727/0x4780 [ 59.274434][ T5990] report_bug+0xb2/0x220 [ 59.275685][ T5990] ? ceph_con_v2_try_read+0x1727/0x4780 [ 59.277354][ T5990] handle_bug+0x16a/0x2a0 [ 59.278646][ T5990] exc_invalid_op+0x17/0x50 [ 59.279989][ T5990] asm_exc_invalid_op+0x1a/0x20 [ 59.281433][ T5990] RIP: 0010:ceph_con_v2_try_read+0x1727/0x4780 [ 59.283324][ T5990] Code: 08 0f 85 4d 2d 00 00 48 81 c4 38 02 00 00 89 d8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 c4 c7 3c 00 4c 8b 64 24 28 e8 9a d6 88 f6 90 <0f> 0b 90 bb c3 ff ff ff e8 8c d6 88 f6 49 8d 7f 30 48 b8 00 00 00 [ 59.288999][ T5990] RSP: 0018:ffffc90002f7f978 EFLAGS: 00010293 [ 59.290851][ T5990] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8b818191 [ 59.293230][ T5990] RDX: ffff888033a80000 RSI: ffffffff8b8189a6 RDI: ffff888033a80000 [ 59.295498][ T5990] RBP: 0000000000000010 R08: 0000000000000007 R09: 0000000000000000 [ 59.297812][ T5990] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff920005eff3e [ 59.300081][ T5990] R13: ffffc90002f7fab0 R14: ffff888033a8c698 R15: ffff888033a8c418 [ 59.302390][ T5990] ? ceph_con_v2_try_read+0xf11/0x4780 [ 59.303981][ T5990] ? ceph_con_v2_try_read+0x1726/0x4780 [ 59.305618][ T5990] ? ceph_con_v2_try_read+0x1726/0x4780 [ 59.307234][ T5990] ? lock_acquire+0x1b9/0x370 [ 59.308680][ T5990] ? __pfx_ceph_con_v2_try_read+0x10/0x10 [ 59.310326][ T5990] ? rcu_is_watching+0x12/0xc0 [ 59.311736][ T5990] ? trace_contention_end+0x126/0x160 [ 59.313340][ T5990] ? __mutex_lock+0x26d/0x1bd0 [ 59.314731][ T5990] ? ceph_con_workfn+0x48/0x13e0 [ 59.316183][ T5990] ? register_lock_class+0x40/0x560 [ 59.317726][ T5990] ? do_raw_spin_lock+0x128/0x260 [ 59.319206][ T5990] ? do_raw_spin_unlock+0x145/0x1e0 [ 59.320740][ T5990] ? debug_object_deactivate+0x2e4/0x3b0 [ 59.322375][ T5990] ceph_con_workfn+0x360/0x13e0 [ 59.323797][ T5990] process_one_work+0xa23/0x1940 [ 59.325263][ T5990] ? __pfx_process_one_work+0x10/0x10 [ 59.326837][ T5990] ? __pfx_ceph_con_workfn+0x10/0x10 [ 59.328397][ T5990] worker_thread+0x5ef/0xe50 [ 59.329769][ T5990] ? __pfx_worker_thread+0x10/0x10 [ 59.331267][ T5990] ? kthread+0x13a/0x450 [ 59.332508][ T5990] ? __pfx_worker_thread+0x10/0x10 [ 59.333996][ T5990] kthread+0x370/0x450 [ 59.335182][ T5990] ? __pfx_kthread+0x10/0x10 [ 59.336525][ T5990] ret_from_fork+0x72b/0xd50 [ 59.337916][ T5990] ? __pfx_ret_from_fork+0x10/0x10 [ 59.339408][ T5990] ? __switch_to+0x800/0x10f0 [ 59.340795][ T5990] ? __pfx_kthread+0x10/0x10 [ 59.342151][ T5990] ret_from_fork_asm+0x1a/0x30 [ 59.343573][ T5990] [ 59.345033][ T5990] Kernel Offset: disabled [ 59.346299][ T5990] Rebooting in 86400 seconds..