last executing test programs: 14.411419404s ago: executing program 4 (id=234): syz_mount_image$f2fs(&(0x7f0000000000), &(0x7f0000000080)='./file2\x00', 0x0, &(0x7f0000007540)=ANY=[@ANYBLOB="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", @ANYRESHEX, @ANYRES32], 0x43, 0x5552, &(0x7f0000000580)="$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mkdir(&(0x7f0000000300)='./bus\x00', 0x0) r0 = open(&(0x7f00000005c0)='./bus\x00', 0x0, 0x0) ioctl$FS_IOC_ENABLE_VERITY(r0, 0x40806685, 0x0) 10.046782813s ago: executing program 3 (id=252): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=@ipv4_delroute={0x2c, 0x19, 0x1, 0x0, 0x0, {0x2, 0x18, 0x0, 0x0, 0x0, 0x0, 0xff}, [@RTA_DST={0x8, 0x1, @dev}, @RTA_METRICS={0x8, 0x8, 0x0, 0x1, "a0c841a5"}]}, 0x2c}}, 0x0) 9.881803715s ago: executing program 3 (id=253): r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000580)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x3fc, 0x0, 0x32}, 0x9c) setsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0x1, 0x20}, 0xc) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x8a}, 0x9c) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x34000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000a00)={0x0, @in6={{0xa, 0x4e23, 0x0, @loopback}}, 0x0, 0x0, 0x0, 0x0, 0x54}, 0x9c) 9.564268591s ago: executing program 3 (id=255): r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x41e, 0x2801, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000480)={0x0, 0x0, 0x7, {0x7, 0x0, "392cdaab4a"}}, 0x0, 0x0, 0x0, 0x0}, 0x0) 9.471506111s ago: executing program 4 (id=256): preadv(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000033a80)=""/102386, 0xfffffd6e}], 0x1, 0x0, 0x0) r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000400), 0x2, 0x0) write$UHID_CREATE(r0, &(0x7f00000002c0)={0x0, {'syz0\x00', 'syz0\x00', 'syz1\x00', &(0x7f0000000240)=""/11, 0xb}}, 0x120) syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) write$UHID_INPUT2(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="0c000000a9"], 0xaf) 8.443302401s ago: executing program 1 (id=259): syz_emit_vhci(0x0, 0x22) syz_emit_vhci(&(0x7f00000000c0)=@HCI_EVENT_PKT={0x4, @hci_ev_remote_features={{0xb, 0xb}, {0x5, 0x1, "baff00"}}}, 0xe) syz_emit_vhci(&(0x7f00000003c0)=ANY=[@ANYBLOB], 0xd) syz_emit_vhci(0x0, 0x0) ioctl$MON_IOCX_GET(0xffffffffffffffff, 0x40189206, &(0x7f00000002c0)={0x0, &(0x7f0000000340)=""/121, 0x79}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) sched_setaffinity(0x0, 0x8, &(0x7f0000000040)=0x10001) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) preadv(r0, &(0x7f0000000240)=[{&(0x7f0000033a80)=""/102386, 0xfffffd6e}], 0x1, 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) shutdown(0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x1c, &(0x7f0000000600)=[@in6={0xa, 0x0, 0x800, @empty, 0x1}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x85, 0x0, 0x0) sendmmsg$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = fcntl$dupfd(r2, 0x0, r2) r4 = syz_genetlink_get_family_id$tipc(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$TIPC_CMD_SET_LINK_WINDOW(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r4, 0x1, 0x0, 0x0, {{}, {0x0, 0x2}, {0x4c, 0x18, {0x0, @media='udp\x00'}}}}, 0x68}}, 0x0) syz_emit_vhci(&(0x7f0000000040)=@HCI_EVENT_PKT={0x4, @hci_ev_encrypt_change={{0x8, 0x4}, {0x0, 0xc8, 0x2}}}, 0x7) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, 0x0, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000000)='reno\x00', 0x5) connect$inet6(r5, &(0x7f0000000180)={0xa, 0x4001, 0x0, @dev={0xfe, 0x80, '\x00', 0x1b}, 0xd}, 0x1c) write$binfmt_script(r5, &(0x7f0000000200), 0xfffffd9d) syz_emit_vhci(&(0x7f00000003c0)=ANY=[@ANYBLOB="02cb0012000e00050014000a0000000700ffff00000700", @ANYRESHEX=r5, @ANYRESDEC=r5, @ANYRESOCT=r1], 0x17) syz_emit_vhci(&(0x7f0000000100)=@HCI_VENDOR_PKT={0xff, 0x80}, 0x2) syz_emit_vhci(0x0, 0x0) syz_open_dev$usbmon(&(0x7f0000000280), 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xfffffffffffffff9, 0x88b}, 0x0) 8.048406416s ago: executing program 2 (id=263): r0 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r0, 0xc0045516, &(0x7f00000000c0)=0x81) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f0000000340)={{0xfffffff7, 0x0, 0x0, 0x0, 'syz0\x00'}, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 'syz1\x00', 0x0, 0x8}) r1 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r1, 0xc0045516, &(0x7f0000000b00)=0x6) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f0000000540)={{0x1, 0x0, 0x0, 0x0, 'syz0\x00'}, 0x0, [0xfffffffffffffe00]}) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r1, 0xc4c85513, &(0x7f0000000040)={{0x1, 0x0, 0x0, 0x0, 'syz0\x00'}}) 7.956028889s ago: executing program 2 (id=264): r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000002c80)={0x3, 0x5, &(0x7f0000000080)=ANY=[@ANYBLOB="18020000000000000000000000000000850000002f00000085000000a00000009500000000000000"], &(0x7f0000000000)='syzkaller\x00', 0x4, 0xc7, &(0x7f0000000140)=""/199}, 0x80) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$inet_buf(r2, 0x0, 0x4, &(0x7f0000000040)="9f0910bc996c301c8107070400", 0x28) getsockopt$inet_opts(r2, 0x0, 0x4, 0x0, 0x0) setsockopt$inet_buf(r2, 0x0, 0x4, 0x0, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f00000000c0)={0x2, 0x4e21, @dev}, 0x10) setsockopt$IP_VS_SO_SET_STARTDAEMON(r1, 0x0, 0x48b, &(0x7f0000000000)={0x2, 'ipvlan1\x00', 0x1}, 0x18) socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_mtu(r1, 0x0, 0xa, &(0x7f0000000040), &(0x7f0000000080)=0x4) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000002c0)={r0, 0x0, 0xe, 0x0, &(0x7f00000008c0)="7a7fa22c2aff88df53ef2a2d280f", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) 7.850136218s ago: executing program 2 (id=265): bpf$PROG_LOAD_XDP(0x5, 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000480)={'wlan1\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r2, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r1}, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x24}}, 0x0) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000100)=0xffffffffffffffff, 0x4) bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000002c0)={{0x1}, &(0x7f0000000180), &(0x7f0000000280)='%-5lx \x00'}, 0x20) bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000300)={0x2, 0x4, 0x8, 0x1, 0x80, 0xffffffffffffffff, 0x8, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x4, 0x3}, 0x48) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r4, &(0x7f0000000040)={0x18, 0x0, {0x3, @multicast, 'macvtap0\x00'}}, 0x1e) sendmmsg(r4, &(0x7f0000002340)=[{{0x0, 0x0, 0x0}}], 0x3e8, 0x0) write$binfmt_script(r4, 0x0, 0x600) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x4, 0x6, &(0x7f0000000000)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x71, 0x11, 0x70}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @call, @exit], {0x95, 0x0, 0x5a5}}, &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6}, 0x70) r5 = socket$netlink(0x10, 0x3, 0x0) sendmsg$BATADV_CMD_GET_MESH(0xffffffffffffffff, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000480)={0x0, 0x32}}, 0x0) getsockname$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(0xffffffffffffffff, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r5, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000580)=ANY=[@ANYRES32=r6, @ANYBLOB="00000016010000001800120008000100736974000c00020008000300", @ANYRES32, @ANYRES32=0x0, @ANYRES32=r6, @ANYRESOCT=r6, @ANYRES32, @ANYRES8=r6, @ANYRES16], 0x38}, 0x1, 0x0, 0x0, 0x4045}, 0x0) sendmsg$nl_route(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000500)={&(0x7f0000000180)=@newlink={0x78, 0x10, 0x439, 0x70fd2c, 0xffffffea, {0x0, 0x0, 0xe403, r7, 0x3, 0x610c3}, [@IFLA_LINKINFO={0x58, 0x12, 0x0, 0x1, @sit={{0x8}, {0x4c, 0x2, 0x0, 0x1, [@IFLA_IPTUN_LINK={0x8, 0x1, r6}, @IFLA_IPTUN_REMOTE={0x8, 0x3, @dev}, @IFLA_IPTUN_ENCAP_DPORT={0x6, 0x12, 0x4e23}, @IFLA_IPTUN_ENCAP_DPORT={0x6, 0x12, 0x4e22}, @IFLA_IPTUN_PMTUDISC={0x5}, @IFLA_IPTUN_6RD_RELAY_PREFIXLEN={0x6, 0xe, 0x40}, @IFLA_IPTUN_6RD_PREFIXLEN={0x6, 0xd, 0x9}, @IFLA_IPTUN_ENCAP_DPORT={0x6, 0x12, 0x4e21}, @IFLA_IPTUN_6RD_RELAY_PREFIX={0x8, 0xc, 0x80000000}]}}}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x4000040) 7.572325675s ago: executing program 0 (id=266): r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000640)=@base={0x16, 0x0, 0x4, 0xff, 0x0, 0x1}, 0x48) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000a40)={0x3, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000005900000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x42}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xa, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000000)={r1, 0x2000000, 0xe, 0x0, &(0x7f0000000200)="63eced8e46dc3f0adf33c9f7b986", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) 7.347247686s ago: executing program 0 (id=267): r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000300)=[@text64={0x40, 0x0}], 0x1, 0x38, 0x0, 0x0) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000000)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 7.309970506s ago: executing program 2 (id=268): ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4048aecb, 0x0) ioctl$KDGETKEYCODE(0xffffffffffffffff, 0x4b4c, &(0x7f0000000000)={0x4}) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000a40)={0x3, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007"], 0x0}, 0x90) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={&(0x7f0000000040)='mm_page_alloc\x00', r0}, 0x10) syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000000)='./bus\x00', 0xa0c4cc, &(0x7f0000000dc0)=ANY=[@ANYRES8=0x0, @ANYBLOB="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", @ANYRESHEX, @ANYRES16], 0x1, 0x5a9, &(0x7f0000000540)="$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") r1 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) getdents64(r1, &(0x7f0000000540)=""/239, 0xef) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000240)={0xffffffffffffffff}) r5 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r5, 0x0, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000540)={@link_local, @remote, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, "01018f", 0x10, 0x11, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @mcast2, {[], {0x0, 0xe22, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0) splice(r4, 0x0, r3, 0x0, 0x5, 0x0) bpf$MAP_CREATE(0x0, 0x0, 0x0) syz_clone(0x0, 0x0, 0xf5ff, 0x0, 0x0, 0x0) 6.380946787s ago: executing program 2 (id=269): syz_usb_connect(0x0, 0x3b, &(0x7f0000001140)={{0x12, 0x1, 0x0, 0x93, 0x0, 0x82, 0x10, 0xd57, 0xe999, 0xa763, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x29, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x2, 0x8, 0x6, 0x62, 0x0, [], [{{0x9, 0x5, 0xb, 0x0, 0x0, 0x0, 0x0, 0x0, [@generic={0x2}, @generic={0x3, 0x0, "ca"}]}}, {{0x9, 0x5, 0x9}}]}}]}}]}}, 0x0) 6.351098288s ago: executing program 3 (id=270): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x20000008b}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r1}, 0x10) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) ioctl$CEC_RECEIVE(0xffffffffffffffff, 0xc0386106, 0x0) add_key$user(&(0x7f00000003c0), &(0x7f0000000440), &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd) timer_create(0xfffffffffffffffc, 0x0, &(0x7f0000001400)) timer_create(0xfffffffc, 0x0, &(0x7f0000000040)=0x0) timer_settime(r4, 0x0, 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000000)={{0x77359400}, {0x0, 0x989680}}, 0x0) timer_settime(0x0, 0x0, 0x0, 0x0) r5 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r5, 0x6, 0x13, &(0x7f0000000040)=0x1, 0x4) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(r5, 0x6, 0x14, &(0x7f0000000080)=0x2, 0x4) setsockopt$inet_IP_XFRM_POLICY(r5, 0x0, 0x11, &(0x7f0000000400)={{{@in6=@private0, @in6=@ipv4={'\x00', '\xff\xff', @loopback}, 0x0, 0x0, 0x0, 0x0, 0xa}, {}, {}, 0x0, 0x0, 0x1}, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x32}, 0x0, @in=@empty}}, 0xe8) connect$inet(r5, &(0x7f0000000000)={0x2, 0x0, @local}, 0x10) 6.260821026s ago: executing program 0 (id=271): r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macvlan={{0xc}, {0x4}}}, @IFLA_NUM_RX_QUEUES={0x8}]}, 0x3c}}, 0x0) 5.980309472s ago: executing program 0 (id=272): syz_emit_ethernet(0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x7, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f0000000180)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0}, 0x48) r3 = socket$can_raw(0x1d, 0x3, 0x1) bind$can_raw(r3, &(0x7f0000000000), 0x10) setsockopt$CAN_RAW_FILTER(r3, 0x65, 0x1, &(0x7f0000000140)=[{{0x0, 0x1}}, {{}, {0x2}}, {{0x0, 0x1}}, {{}, {0x0, 0x1}}, {{0x0, 0x0, 0x0, 0x1}, {0x0, 0x0, 0x1, 0x1}}, {{}, {0x0, 0x1}}, {{}, {0x0, 0x0, 0x1, 0x1}}], 0x38) setsockopt$CAN_RAW_FILTER(r3, 0x65, 0x1, &(0x7f0000000000)=[{{0x0, 0x0, 0x0, 0x1}, {0x0, 0x1}}, {{0x0, 0x0, 0x0, 0x1}, {0x0, 0x0, 0x0, 0x1}}], 0x10) 5.746005494s ago: executing program 1 (id=273): r0 = socket$kcm(0x23, 0x2, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r0, 0x89e0, 0x0) 5.536709089s ago: executing program 4 (id=274): r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) ioctl$VHOST_SET_OWNER(0xffffffffffffffff, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, 0x0) bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0) r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f00000000c0), 0x220100, 0x0) ioctl$EVIOCGPROP(r1, 0x80404509, &(0x7f0000000640)=""/141) r2 = syz_open_dev$ttys(0xc, 0x2, 0x0) ioctl$TIOCSETD(r2, 0x5423, 0x0) pwritev2(0xffffffffffffffff, &(0x7f00000012c0)=[{&(0x7f0000000740)="7270aa3f0c63ef31716980d71af481e691d156e5f7a01b83d99b83c328c690c37493c965008b713ec13349d05b8ec0e538f69f44f14d122a5b6c1d48108a83152f93366c37d352e6b5e7254f4664fae34b61442d63c885e5028fe5491628487941ec658fa2b59523850e7e14b95eb696f3981c8fbbe9bdda0b5b5e07195a397580df87a282d495b1ba16c2f8b59a72d7ffc361c4f67ea7d78ad534a73b02af7eeed50d40b95cc170e54374f35fabe5b331", 0xb1}], 0x1, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x89}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r4, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r5, &(0x7f0000000000), 0x651, 0x0) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_GROUP_JOIN(r6, 0x10f, 0x87, 0x0, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) syz_mount_image$minix(&(0x7f0000000540), &(0x7f00000002c0)='./file1\x00', 0x8040, &(0x7f0000000c00)=ANY=[@ANYRES16=0x0], 0xfd, 0x1d0, &(0x7f0000000300)="$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") r7 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) getdents64(r7, &(0x7f0000000540)=""/239, 0xef) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='attr/current\x00') writev(0xffffffffffffffff, &(0x7f0000000240), 0x0) 5.44495563s ago: executing program 1 (id=275): syz_mount_image$vfat(&(0x7f0000000140), &(0x7f0000000040)='./file0\x00', 0x0, &(0x7f0000000000)=ANY=[], 0x1, 0x357, &(0x7f0000000180)="$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") r0 = syz_open_dev$sg(&(0x7f00000060c0), 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) write$UHID_CREATE2(r1, &(0x7f0000000200)=ANY=[], 0x118) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r1, 0x0) ioctl$SG_SET_RESERVED_SIZE(r0, 0x2275, &(0x7f0000000040)) 3.864413863s ago: executing program 0 (id=276): r0 = socket$packet(0x11, 0x2, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'ip6tnl0\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000004640)={&(0x7f00000000c0)=@newqdisc={0x44, 0x24, 0xf0b, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_cake={{0x9}, {0x14, 0x2, [@TCA_CAKE_AUTORATE={0x8}, @TCA_CAKE_TARGET={0x8}]}}]}, 0x44}}, 0x0) 3.559272459s ago: executing program 1 (id=277): mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x1ff) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040), 0x200002, 0x0) r1 = openat$cgroup_devices(r0, &(0x7f0000000000)='devices.allow\x00', 0x2, 0x0) write$cgroup_devices(r1, &(0x7f0000000140)=ANY=[@ANYBLOB='b *:4\twmm'], 0xa) 3.515225463s ago: executing program 3 (id=278): prctl$PR_SET_NAME(0xf, &(0x7f0000000500)='//(\x00') openat$audio(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) 3.512758237s ago: executing program 4 (id=279): r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x5) ioctl$AUTOFS_IOC_CATATONIC(r0, 0x400443c9, 0x20000000) fcntl$setflags(r0, 0x2, 0x0) 3.434077895s ago: executing program 3 (id=280): ioctl$KVM_SET_MSRS(0xffffffffffffffff, 0x4048aecb, 0x0) ioctl$KDGETKEYCODE(0xffffffffffffffff, 0x4b4c, &(0x7f0000000000)={0x4}) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000a40)={0x3, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007"], 0x0}, 0x90) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000140)={&(0x7f0000000040)='mm_page_alloc\x00', r0}, 0x10) syz_mount_image$iso9660(&(0x7f0000000040), &(0x7f0000000000)='./bus\x00', 0xa0c4cc, &(0x7f0000000dc0)=ANY=[@ANYRES8=0x0, @ANYBLOB="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", @ANYRESHEX, @ANYRES16], 0x1, 0x5a9, &(0x7f0000000540)="$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") r1 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) getdents64(r1, &(0x7f0000000540)=""/239, 0xef) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9) r2 = getpid() sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x4) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000240)={0xffffffffffffffff}) r5 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r5, 0x0, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000540)={@link_local, @remote, @void, {@ipv6={0x86dd, @udp={0x0, 0x6, "01018f", 0x10, 0x11, 0x0, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @mcast2, {[], {0x0, 0xe22, 0x10, 0x0, @gue={{0x2}}}}}}}}, 0x0) splice(r4, 0x0, r3, 0x0, 0x5, 0x0) bpf$MAP_CREATE(0x0, 0x0, 0x0) syz_clone(0x0, 0x0, 0xf5ff, 0x0, 0x0, 0x0) 3.31759907s ago: executing program 0 (id=281): r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x41e, 0x2801, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io(r0, &(0x7f0000000040)={0x2c, &(0x7f0000000480)={0x0, 0x0, 0x7, {0x7, 0x0, "392cdaab4a"}}, 0x0, 0x0, 0x0, 0x0}, 0x0) 3.217777111s ago: executing program 4 (id=282): syz_mount_image$btrfs(&(0x7f0000005100), &(0x7f0000000000)='./file1\x00', 0x810, &(0x7f000001fb00), 0x1, 0x50f3, 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqwA8cCAAAAAML8rcPo2QAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAgEsBAAD//+erI4o=") r0 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) fallocate(r0, 0x0, 0x0, 0x1000f4) r1 = open(&(0x7f00000005c0)='./bus\x00', 0x145842, 0x0) pwritev2(r1, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x100000}], 0x2, 0x1000000, 0x0, 0xb) 3.142034573s ago: executing program 1 (id=283): prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x10, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x22, &(0x7f00000000c0)={0x0, @in={{0x2, 0x0, @local}}}, &(0x7f00000001c0)=0x100) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r4 = bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f0000000180)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0}, 0x48) r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x11, 0xf, &(0x7f0000000600)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r4, @ANYBLOB="0000000000000000b702000014000000b7030000000000008500000083000000bf0900000000000055090100000000009500000000000000bf91000000000000b7020000000000008500000084000000b70000000000000095"], &(0x7f0000001dc0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00', r5}, 0x2d) bpf$MAP_CREATE(0x0, 0x0, 0x0) socket(0xa, 0x3, 0x3a) r6 = socket$inet_tcp(0x2, 0x1, 0x0) r7 = syz_open_dev$sg(0x0, 0x0, 0x0) r8 = open(&(0x7f00009e1000)='./file0\x00', 0x8060, 0x0) fcntl$setlease(r8, 0x400, 0x0) r9 = open(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) fcntl$lock(r9, 0x0, &(0x7f00000002c0)) r10 = syz_open_procfs(0x0, &(0x7f0000000400)='fdinfo/3\x00') pread64(r10, &(0x7f0000000300)=""/246, 0xf6, 0x0) ioctl$SG_IO(r7, 0x2285, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_COALESCE(0xffffffffffffffff, 0x0, 0x0) connect$inet(r6, &(0x7f0000000180)={0x2, 0x4e21, @local}, 0x10) shutdown(0xffffffffffffffff, 0x0) 444.312355ms ago: executing program 2 (id=284): r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) r2 = socket$packet(0x11, 0x3, 0x300) r3 = socket$packet(0x11, 0x2, 0x300) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0x3c1, 0x3, 0x268, 0x2e8, 0x111, 0x4b4, 0x0, 0xd4feffff, 0x3b0, 0x20a, 0x278, 0x3b0, 0x278, 0x3, 0x0, {[{{@ipv6={@empty, @empty, [], [], 'ipvlan0\x00', 'team_slave_0\x00'}, 0x7a, 0xa8, 0xd0}, @common=@inet=@TCPMSS={0x28}}, {{@ipv6={@private1, @private1, [], [], 'veth1_to_hsr\x00', 'pim6reg1\x00'}, 0x0, 0xa8, 0xc8}, @unspec=@NOTRACK={0x20}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x2c8) setsockopt$packet_add_memb(r3, 0x107, 0x1, &(0x7f00000003c0)={r1, 0x3, 0x6, @local}, 0x10) setsockopt$packet_add_memb(r2, 0x107, 0x1, &(0x7f00000001c0)={r1, 0x3, 0x6, @remote}, 0x10) r4 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r4, &(0x7f0000000600)={0x0, 0xfffffffe, &(0x7f0000000080)=[{&(0x7f0000000000)="2e00000010008188040f80ec59acbc0413a1f848100000005e140602000000000e000a000f00000002800000121f", 0x2e}], 0x1}, 0x0) 382.901437ms ago: executing program 1 (id=285): preadv(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000033a80)=""/102386, 0xfffffd6e}], 0x1, 0x0, 0x0) r0 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000400), 0x2, 0x0) write$UHID_CREATE(r0, &(0x7f00000002c0)={0x0, {'syz0\x00', 'syz0\x00', 'syz1\x00', &(0x7f0000000240)=""/11, 0xb}}, 0x120) syz_usb_connect_ath9k(0x3, 0x5a, &(0x7f0000000100)={{0x12, 0x1, 0x200, 0xff, 0xff, 0xff, 0x40, 0xcf3, 0x9271, 0x108, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x48}}]}}, 0x0) write$UHID_INPUT2(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="0c000000a9"], 0xaf) 0s ago: executing program 4 (id=286): syz_emit_ethernet(0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x7, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f0000000180)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0}, 0x48) r3 = socket$can_raw(0x1d, 0x3, 0x1) bind$can_raw(r3, &(0x7f0000000000), 0x10) setsockopt$CAN_RAW_FILTER(r3, 0x65, 0x1, &(0x7f0000000140)=[{{0x0, 0x1}}, {{}, {0x2}}, {{0x0, 0x1}}, {{}, {0x0, 0x1}}, {{0x0, 0x0, 0x0, 0x1}, {0x0, 0x0, 0x1, 0x1}}, {{}, {0x0, 0x1}}, {{}, {0x0, 0x0, 0x1, 0x1}}], 0x38) setsockopt$CAN_RAW_FILTER(r3, 0x65, 0x1, &(0x7f0000000000)=[{{0x0, 0x0, 0x0, 0x1}, {0x0, 0x1}}, {{0x0, 0x0, 0x0, 0x1}, {0x0, 0x0, 0x0, 0x1}}], 0x10) kernel console output (not intermixed with test programs): 0x3a0 [ 220.876632][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 220.887305][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 220.904537][ C0] ? do_syscall_64+0x100/0x230 [ 220.915275][ C0] ? do_syscall_64+0xb6/0x230 [ 220.925472][ C0] do_syscall_64+0xf3/0x230 [ 220.935530][ C0] ? clear_bhb_loop+0x35/0x90 [ 220.945726][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 220.957224][ C0] RIP: 0033:0x7fb366577299 [ 220.967305][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 220.987224][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 221.000774][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 221.014322][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 221.027892][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 221.041420][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 221.055000][ C0] [ 221.063505][ C0] DEBUG: waiting rtnl_mutex for 6387 jiffies. [ 221.074966][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 221.096031][ C0] Call Trace: [ 221.104811][ C0] [ 221.113240][ C0] __schedule+0x1800/0x4a60 [ 221.123253][ C0] ? __pfx___schedule+0x10/0x10 [ 221.139068][ C0] ? __pfx_lock_release+0x10/0x10 [ 221.149657][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 221.160621][ C0] ? schedule+0x90/0x320 [ 221.170387][ C0] schedule+0x14b/0x320 [ 221.180076][ C0] schedule_preempt_disabled+0x13/0x30 [ 221.191056][ C0] __mutex_lock+0x6a4/0xd70 [ 221.201234][ C0] ? __mutex_lock+0x527/0xd70 [ 221.211434][ C0] ? packet_release+0x47e/0xcd0 [ 221.221771][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 221.232305][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 221.242997][ C0] ? get_rtnl_holder+0x144/0x190 [ 221.253479][ C0] packet_release+0x47e/0xcd0 [ 221.263670][ C0] ? __pfx_packet_release+0x10/0x10 [ 221.274393][ C0] ? down_write+0x18c/0x220 [ 221.284402][ C0] ? __pfx_down_write+0x10/0x10 [ 221.294772][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 221.305653][ C0] sock_close+0xbc/0x240 [ 221.315412][ C0] ? __pfx_sock_close+0x10/0x10 [ 221.325772][ C0] __fput+0x24a/0x8a0 [ 221.335279][ C0] task_work_run+0x24f/0x310 [ 221.345359][ C0] ? __pfx_task_work_run+0x10/0x10 [ 221.355994][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 221.367212][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 221.378356][ C0] do_syscall_64+0x100/0x230 [ 221.388468][ C0] ? clear_bhb_loop+0x35/0x90 [ 221.398645][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 221.410029][ C0] RIP: 0033:0x7fb366577299 [ 221.420080][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 221.434062][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 221.447654][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 221.461172][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 221.474735][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 221.488311][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 221.501881][ C0] [ 221.510414][ C0] [ 221.510414][ C0] Showing all locks held in the system: [ 221.523569][ C0] 6 locks held by kworker/0:0/8: [ 221.534001][ C0] 3 locks held by kworker/u8:6/1208: [ 221.544931][ C0] 3 locks held by kworker/u8:10/4610: [ 221.555792][ C0] 3 locks held by klogd/4669: [ 221.565987][ C0] #0: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 221.592596][ C0] #1: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 221.613949][ C0] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 221.634839][ C0] 2 locks held by udevd/4680: [ 221.645030][ C0] 2 locks held by dhcpcd/4893: [ 221.655270][ C0] 2 locks held by getty/4977: [ 221.665635][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 221.692002][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 221.713225][ C0] 3 locks held by syz-executor/5210: [ 221.724016][ C0] 2 locks held by udevd/5224: [ 221.734314][ C0] 2 locks held by udevd/5231: [ 221.744733][ C0] 1 lock held by udevd/5240: [ 221.754832][ C0] 2 locks held by udevd/5245: [ 221.765001][ C0] 2 locks held by udevd/5246: [ 221.775161][ C0] 2 locks held by kworker/0:8/5283: [ 221.785890][ C0] 1 lock held by udevd/5458: [ 221.795995][ C0] 4 locks held by syz-executor/5582: [ 221.806860][ C0] 2 locks held by udevd/5666: [ 221.817061][ C0] 1 lock held by syz.3.280/6389: [ 221.827529][ C0] 2 locks held by syz.2.284/6399: [ 221.838029][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 221.859554][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 221.879763][ C0] 2 locks held by syz.2.284/6400: [ 221.890338][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 221.911036][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 221.933339][ C0] 2 locks held by syz.1.285/6401: [ 221.943950][ C0] [ 221.951738][ C0] ============================================= [ 221.951738][ C0] [ 223.047385][ C0] DEBUG: holding rtnl_mutex for 6659 jiffies. [ 223.062345][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 223.081846][ C0] Call Trace: [ 223.089703][ C0] [ 223.097176][ C0] __schedule+0x1800/0x4a60 [ 223.106303][ C0] ? __pfx___schedule+0x10/0x10 [ 223.120834][ C0] ? __pfx_lock_release+0x10/0x10 [ 223.134975][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 223.145484][ C0] ? schedule+0x90/0x320 [ 223.158938][ C0] schedule+0x14b/0x320 [ 223.167879][ C0] synchronize_rcu_expedited+0x684/0x830 [ 223.182974][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 223.193827][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 223.203691][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 223.213667][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 223.224343][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 223.234661][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 223.244442][ C0] dev_deactivate_many+0x4a7/0xb10 [ 223.254163][ C0] ? dev_deactivate_many+0x250/0xb10 [ 223.264030][ C0] __dev_close_many+0x1a4/0x300 [ 223.273492][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 223.283448][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 223.292981][ C0] __dev_change_flags+0x30e/0x6f0 [ 223.302574][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 223.312704][ C0] ? vprintk_emit+0x7ce/0x900 [ 223.322032][ C0] dev_change_flags+0x8b/0x1a0 [ 223.331413][ C0] do_setlink+0xcd0/0x41f0 [ 223.340412][ C0] ? _printk+0xd5/0x120 [ 223.349240][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 223.359274][ C0] ? __pfx__printk+0x10/0x10 [ 223.368550][ C0] ? __pfx_do_setlink+0x10/0x10 [ 223.377980][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 223.388123][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 223.398319][ C0] ? rtnl_newlink+0xe9/0x2070 [ 223.407578][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 223.417891][ C0] ? validate_linkmsg+0x71e/0x900 [ 223.431939][ C0] rtnl_newlink+0x17a9/0x2070 [ 223.441242][ C0] ? rtnl_newlink+0x531/0x2070 [ 223.455021][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 223.464611][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 223.475207][ C0] ? rcu_is_watching+0x15/0xb0 [ 223.484532][ C0] ? trace_contention_end+0x3c/0x120 [ 223.494421][ C0] ? __mutex_lock+0x2ef/0xd70 [ 223.503680][ C0] ? __pfx_lock_release+0x10/0x10 [ 223.513317][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 223.522898][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 223.532454][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 223.542147][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 223.552202][ C0] ? ref_tracker_free+0x643/0x7e0 [ 223.561996][ C0] netlink_rcv_skb+0x1e3/0x430 [ 223.575790][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 223.585866][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 223.595762][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 223.610019][ C0] netlink_unicast+0x7f6/0x990 [ 223.619457][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 223.629322][ C0] ? __virt_addr_valid+0x183/0x530 [ 223.639042][ C0] ? __check_object_size+0x49c/0x900 [ 223.649036][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 223.663921][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 223.673345][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 223.683361][ C0] ? __import_iovec+0x536/0x820 [ 223.692828][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 223.702429][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 223.712485][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 223.722648][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 223.737773][ C0] __sock_sendmsg+0x221/0x270 [ 223.751818][ C0] ____sys_sendmsg+0x525/0x7d0 [ 223.761426][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 223.775871][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 223.789581][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 223.799331][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 223.814683][ C0] ? do_syscall_64+0x100/0x230 [ 223.824059][ C0] ? do_syscall_64+0xb6/0x230 [ 223.833320][ C0] do_syscall_64+0xf3/0x230 [ 223.842443][ C0] ? clear_bhb_loop+0x35/0x90 [ 223.851727][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 223.862304][ C0] RIP: 0033:0x7fb366577299 [ 223.871457][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 223.884557][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 223.897180][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 223.909845][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 223.922474][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 223.935111][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 223.947816][ C0] [ 223.960273][ C0] DEBUG: waiting rtnl_mutex for 6677 jiffies. [ 223.970782][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 223.990367][ C0] Call Trace: [ 223.998210][ C0] [ 224.005804][ C0] __schedule+0x1800/0x4a60 [ 224.019841][ C0] ? __pfx___schedule+0x10/0x10 [ 224.033712][ C0] ? __pfx_lock_release+0x10/0x10 [ 224.043361][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 224.053436][ C0] ? schedule+0x90/0x320 [ 224.062243][ C0] schedule+0x14b/0x320 [ 224.071182][ C0] schedule_preempt_disabled+0x13/0x30 [ 224.085877][ C0] __mutex_lock+0x6a4/0xd70 [ 224.094966][ C0] ? __mutex_lock+0x527/0xd70 [ 224.104246][ C0] ? packet_release+0x47e/0xcd0 [ 224.113680][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 224.123340][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 224.133116][ C0] ? get_rtnl_holder+0x144/0x190 [ 224.142651][ C0] packet_release+0x47e/0xcd0 [ 224.151944][ C0] ? __pfx_packet_release+0x10/0x10 [ 224.161738][ C0] ? down_write+0x18c/0x220 [ 224.170904][ C0] ? __pfx_down_write+0x10/0x10 [ 224.180378][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 224.190331][ C0] sock_close+0xbc/0x240 [ 224.199165][ C0] ? __pfx_sock_close+0x10/0x10 [ 224.208600][ C0] __fput+0x24a/0x8a0 [ 224.217167][ C0] task_work_run+0x24f/0x310 [ 224.226349][ C0] ? __pfx_task_work_run+0x10/0x10 [ 224.236502][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 224.246857][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 224.257104][ C0] do_syscall_64+0x100/0x230 [ 224.266275][ C0] ? clear_bhb_loop+0x35/0x90 [ 224.275580][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 224.286064][ C0] RIP: 0033:0x7fb366577299 [ 224.295216][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 224.308304][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 224.320938][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 224.333553][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 224.346290][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 224.358914][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 224.371565][ C0] [ 224.379140][ C0] [ 224.379140][ C0] Showing all locks held in the system: [ 224.391359][ C0] 6 locks held by kworker/0:0/8: [ 224.400874][ C0] 3 locks held by kworker/u8:6/1208: [ 224.410849][ C0] 3 locks held by kworker/u8:10/4610: [ 224.420960][ C0] 3 locks held by klogd/4669: [ 224.430226][ C0] #0: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 224.449057][ C0] #1: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 224.468496][ C0] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 224.487892][ C0] 2 locks held by udevd/4680: [ 224.497085][ C0] 2 locks held by dhcpcd/4893: [ 224.506415][ C0] 2 locks held by getty/4977: [ 224.515630][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 224.534614][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 224.554030][ C0] 3 locks held by syz-executor/5210: [ 224.563973][ C0] 2 locks held by udevd/5224: [ 224.573240][ C0] 2 locks held by udevd/5231: [ 224.582496][ C0] 1 lock held by udevd/5240: [ 224.591634][ C0] 2 locks held by udevd/5245: [ 224.600879][ C0] 2 locks held by udevd/5246: [ 224.610125][ C0] 2 locks held by kworker/0:8/5283: [ 224.619912][ C0] 1 lock held by udevd/5458: [ 224.629070][ C0] 4 locks held by syz-executor/5582: [ 224.639024][ C0] 2 locks held by udevd/5666: [ 224.648270][ C0] 1 lock held by syz.3.280/6389: [ 224.657828][ C0] 2 locks held by syz.2.284/6399: [ 224.667397][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 224.691801][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 224.710090][ C0] 2 locks held by syz.2.284/6400: [ 224.719683][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 224.738340][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 224.758559][ C0] 2 locks held by syz.1.285/6401: [ 224.768197][ C0] [ 224.775004][ C0] ============================================= [ 224.775004][ C0] [ 225.861907][ C0] DEBUG: holding rtnl_mutex for 6941 jiffies. [ 225.877465][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 225.897517][ C0] Call Trace: [ 225.905731][ C0] [ 225.913571][ C0] __schedule+0x1800/0x4a60 [ 225.923017][ C0] ? __pfx___schedule+0x10/0x10 [ 225.938018][ C0] ? __pfx_lock_release+0x10/0x10 [ 225.947976][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 225.964171][ C0] ? schedule+0x90/0x320 [ 225.978329][ C0] schedule+0x14b/0x320 [ 225.987401][ C0] synchronize_rcu_expedited+0x684/0x830 [ 225.997954][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 226.009038][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 226.019316][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 226.029774][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 226.040757][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 226.051465][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 226.061575][ C0] dev_deactivate_many+0x4a7/0xb10 [ 226.071598][ C0] ? dev_deactivate_many+0x250/0xb10 [ 226.081798][ C0] __dev_close_many+0x1a4/0x300 [ 226.091569][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 226.101840][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 226.111781][ C0] __dev_change_flags+0x30e/0x6f0 [ 226.126803][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 226.142280][ C0] ? vprintk_emit+0x7ce/0x900 [ 226.151891][ C0] dev_change_flags+0x8b/0x1a0 [ 226.161580][ C0] do_setlink+0xcd0/0x41f0 [ 226.170928][ C0] ? _printk+0xd5/0x120 [ 226.179999][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 226.190413][ C0] ? __pfx__printk+0x10/0x10 [ 226.199967][ C0] ? __pfx_do_setlink+0x10/0x10 [ 226.209827][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 226.220310][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 226.230764][ C0] ? rtnl_newlink+0xe9/0x2070 [ 226.240373][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 226.251124][ C0] ? validate_linkmsg+0x71e/0x900 [ 226.265917][ C0] rtnl_newlink+0x17a9/0x2070 [ 226.275554][ C0] ? rtnl_newlink+0x531/0x2070 [ 226.285252][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 226.295207][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 226.306065][ C0] ? rcu_is_watching+0x15/0xb0 [ 226.315785][ C0] ? trace_contention_end+0x3c/0x120 [ 226.326008][ C0] ? __mutex_lock+0x2ef/0xd70 [ 226.335692][ C0] ? __pfx_lock_release+0x10/0x10 [ 226.345745][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 226.355710][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 226.365574][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 226.375602][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 226.386010][ C0] ? ref_tracker_free+0x643/0x7e0 [ 226.395969][ C0] netlink_rcv_skb+0x1e3/0x430 [ 226.410949][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 226.421380][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 226.431599][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 226.446532][ C0] netlink_unicast+0x7f6/0x990 [ 226.461123][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 226.476511][ C0] ? __virt_addr_valid+0x183/0x530 [ 226.486556][ C0] ? __check_object_size+0x49c/0x900 [ 226.496764][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 226.506832][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 226.516606][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 226.526933][ C0] ? __import_iovec+0x536/0x820 [ 226.536796][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 226.552102][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 226.562317][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 226.572703][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 226.582912][ C0] __sock_sendmsg+0x221/0x270 [ 226.592514][ C0] ____sys_sendmsg+0x525/0x7d0 [ 226.602236][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 226.617796][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 226.632529][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 226.642596][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 226.658677][ C0] ? do_syscall_64+0x100/0x230 [ 226.668375][ C0] ? do_syscall_64+0xb6/0x230 [ 226.677966][ C0] do_syscall_64+0xf3/0x230 [ 226.687365][ C0] ? clear_bhb_loop+0x35/0x90 [ 226.696975][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 226.707821][ C0] RIP: 0033:0x7fb366577299 [ 226.717261][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 226.730783][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 226.743785][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 226.756887][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 226.770027][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 226.783032][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 226.796102][ C0] [ 226.804261][ C0] DEBUG: waiting rtnl_mutex for 6961 jiffies. [ 226.815104][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 226.835399][ C0] Call Trace: [ 226.843635][ C0] [ 226.851470][ C0] __schedule+0x1800/0x4a60 [ 226.860917][ C0] ? __pfx___schedule+0x10/0x10 [ 226.875473][ C0] ? __pfx_lock_release+0x10/0x10 [ 226.885441][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 226.895822][ C0] ? schedule+0x90/0x320 [ 226.904962][ C0] schedule+0x14b/0x320 [ 226.914089][ C0] schedule_preempt_disabled+0x13/0x30 [ 226.924594][ C0] __mutex_lock+0x6a4/0xd70 [ 226.934026][ C0] ? __mutex_lock+0x527/0xd70 [ 226.943637][ C0] ? packet_release+0x47e/0xcd0 [ 226.953415][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 226.963340][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 226.973451][ C0] ? get_rtnl_holder+0x144/0x190 [ 226.983331][ C0] packet_release+0x47e/0xcd0 [ 226.992935][ C0] ? __pfx_packet_release+0x10/0x10 [ 227.003038][ C0] ? down_write+0x18c/0x220 [ 227.012465][ C0] ? __pfx_down_write+0x10/0x10 [ 227.022226][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 227.032504][ C0] sock_close+0xbc/0x240 [ 227.041669][ C0] ? __pfx_sock_close+0x10/0x10 [ 227.051436][ C0] __fput+0x24a/0x8a0 [ 227.060404][ C0] task_work_run+0x24f/0x310 [ 227.069921][ C0] ? __pfx_task_work_run+0x10/0x10 [ 227.079966][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 227.090585][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 227.101137][ C0] do_syscall_64+0x100/0x230 [ 227.110646][ C0] ? clear_bhb_loop+0x35/0x90 [ 227.120410][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 227.131205][ C0] RIP: 0033:0x7fb366577299 [ 227.140665][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 227.154098][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 227.167072][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 227.180026][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 227.192992][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 227.205959][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 227.219026][ C0] [ 227.226951][ C0] [ 227.226951][ C0] Showing all locks held in the system: [ 227.239470][ C0] 6 locks held by kworker/0:0/8: [ 227.249344][ C0] 3 locks held by kworker/u8:6/1208: [ 227.259532][ C0] 3 locks held by kworker/u8:10/4610: [ 227.269820][ C0] 4 locks held by klogd/4669: [ 227.279367][ C0] #0: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 227.298833][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: page_ext_get+0x20/0x2a0 [ 227.317925][ C0] #2: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 227.338337][ C0] #3: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 227.358044][ C0] 2 locks held by udevd/4680: [ 227.368075][ C0] 2 locks held by dhcpcd/4893: [ 227.377721][ C0] 2 locks held by getty/4977: [ 227.387275][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 227.406794][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 227.427022][ C0] 3 locks held by syz-executor/5210: [ 227.437219][ C0] 2 locks held by udevd/5224: [ 227.446831][ C0] 2 locks held by udevd/5231: [ 227.456400][ C0] 1 lock held by udevd/5240: [ 227.465892][ C0] 2 locks held by udevd/5245: [ 227.475452][ C0] 2 locks held by udevd/5246: [ 227.485009][ C0] 2 locks held by kworker/0:8/5283: [ 227.495077][ C0] 1 lock held by udevd/5458: [ 227.504571][ C0] 4 locks held by syz-executor/5582: [ 227.514742][ C0] 2 locks held by udevd/5666: [ 227.524336][ C0] 2 locks held by syz.2.284/6399: [ 227.534342][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 227.554864][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 227.578938][ C0] 2 locks held by syz.2.284/6400: [ 227.588871][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 227.608173][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 227.628967][ C0] 2 locks held by syz.1.285/6401: [ 227.639094][ C0] [ 227.646310][ C0] ============================================= [ 227.646310][ C0] [ 228.698980][ C0] DEBUG: holding rtnl_mutex for 7225 jiffies. [ 228.713322][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 228.731862][ C0] Call Trace: [ 228.739435][ C0] [ 228.746607][ C0] __schedule+0x1800/0x4a60 [ 228.755461][ C0] ? __pfx___schedule+0x10/0x10 [ 228.768787][ C0] ? __pfx_lock_release+0x10/0x10 [ 228.778163][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 228.788554][ C0] ? schedule+0x90/0x320 [ 228.797066][ C0] schedule+0x14b/0x320 [ 228.805616][ C0] synchronize_rcu_expedited+0x684/0x830 [ 228.815736][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 228.830411][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 228.844096][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 228.853782][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 228.864124][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 228.874363][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 228.888211][ C0] dev_deactivate_many+0x4a7/0xb10 [ 228.902514][ C0] ? dev_deactivate_many+0x250/0xb10 [ 228.916668][ C0] __dev_close_many+0x1a4/0x300 [ 228.930228][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 228.939879][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 228.949134][ C0] __dev_change_flags+0x30e/0x6f0 [ 228.962580][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 228.972383][ C0] ? vprintk_emit+0x7ce/0x900 [ 228.981338][ C0] dev_change_flags+0x8b/0x1a0 [ 228.990338][ C0] do_setlink+0xcd0/0x41f0 [ 228.999126][ C0] ? _printk+0xd5/0x120 [ 229.007530][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 229.017264][ C0] ? __pfx__printk+0x10/0x10 [ 229.026152][ C0] ? __pfx_do_setlink+0x10/0x10 [ 229.035313][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 229.045116][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 229.054959][ C0] ? rtnl_newlink+0xe9/0x2070 [ 229.063948][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 229.073990][ C0] ? validate_linkmsg+0x71e/0x900 [ 229.087429][ C0] rtnl_newlink+0x17a9/0x2070 [ 229.096382][ C0] ? rtnl_newlink+0x531/0x2070 [ 229.109872][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 229.119189][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 229.129346][ C0] ? rcu_is_watching+0x15/0xb0 [ 229.138815][ C0] ? trace_contention_end+0x3c/0x120 [ 229.148384][ C0] ? __mutex_lock+0x2ef/0xd70 [ 229.157324][ C0] ? __pfx_lock_release+0x10/0x10 [ 229.166670][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 229.175979][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 229.185187][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 229.194612][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 229.204341][ C0] ? ref_tracker_free+0x643/0x7e0 [ 229.213682][ C0] netlink_rcv_skb+0x1e3/0x430 [ 229.222793][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 229.232538][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 229.242192][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 229.256421][ C0] netlink_unicast+0x7f6/0x990 [ 229.265551][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 229.279741][ C0] ? __virt_addr_valid+0x183/0x530 [ 229.289119][ C0] ? __check_object_size+0x49c/0x900 [ 229.298674][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 229.308071][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 229.317105][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 229.326677][ C0] ? __import_iovec+0x536/0x820 [ 229.335827][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 229.345025][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 229.354609][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 229.364324][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 229.373913][ C0] __sock_sendmsg+0x221/0x270 [ 229.382894][ C0] ____sys_sendmsg+0x525/0x7d0 [ 229.391951][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 229.401536][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 229.414932][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 229.424375][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 229.439138][ C0] ? do_syscall_64+0x100/0x230 [ 229.448201][ C0] ? do_syscall_64+0xb6/0x230 [ 229.461707][ C0] do_syscall_64+0xf3/0x230 [ 229.470517][ C0] ? clear_bhb_loop+0x35/0x90 [ 229.479460][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 229.489636][ C0] RIP: 0033:0x7fb366577299 [ 229.498453][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 229.511227][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 229.523536][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 229.535858][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 229.548381][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 229.560842][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 229.573231][ C0] [ 229.580529][ C0] DEBUG: waiting rtnl_mutex for 7239 jiffies. [ 229.590718][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 229.609572][ C0] Call Trace: [ 229.617095][ C0] [ 229.624298][ C0] __schedule+0x1800/0x4a60 [ 229.633119][ C0] ? __pfx___schedule+0x10/0x10 [ 229.646528][ C0] ? __pfx_lock_release+0x10/0x10 [ 229.655903][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 229.665906][ C0] ? schedule+0x90/0x320 [ 229.678746][ C0] schedule+0x14b/0x320 [ 229.691851][ C0] schedule_preempt_disabled+0x13/0x30 [ 229.706209][ C0] __mutex_lock+0x6a4/0xd70 [ 229.714990][ C0] ? __mutex_lock+0x527/0xd70 [ 229.724056][ C0] ? packet_release+0x47e/0xcd0 [ 229.733400][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 229.746996][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 229.756592][ C0] ? get_rtnl_holder+0x144/0x190 [ 229.765813][ C0] packet_release+0x47e/0xcd0 [ 229.774813][ C0] ? __pfx_packet_release+0x10/0x10 [ 229.784289][ C0] ? down_write+0x18c/0x220 [ 229.793073][ C0] ? __pfx_down_write+0x10/0x10 [ 229.802194][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 229.811852][ C0] sock_close+0xbc/0x240 [ 229.820355][ C0] ? __pfx_sock_close+0x10/0x10 [ 229.829515][ C0] __fput+0x24a/0x8a0 [ 229.837788][ C0] task_work_run+0x24f/0x310 [ 229.846652][ C0] ? __pfx_task_work_run+0x10/0x10 [ 229.856022][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 229.866046][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 229.875947][ C0] do_syscall_64+0x100/0x230 [ 229.889198][ C0] ? clear_bhb_loop+0x35/0x90 [ 229.898203][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 229.908389][ C0] RIP: 0033:0x7fb366577299 [ 229.917209][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 229.929994][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 229.942311][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 229.954659][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 229.967004][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 229.979282][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 229.991675][ C0] [ 229.998932][ C0] [ 229.998932][ C0] Showing all locks held in the system: [ 230.010851][ C0] 6 locks held by kworker/0:0/8: [ 230.020042][ C0] 3 locks held by kworker/u8:6/1208: [ 230.029618][ C0] 3 locks held by kworker/u8:10/4610: [ 230.039226][ C0] 2 locks held by klogd/4669: [ 230.048441][ C0] 2 locks held by udevd/4680: [ 230.057342][ C0] 2 locks held by dhcpcd/4893: [ 230.066395][ C0] 2 locks held by getty/4977: [ 230.075304][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 230.094143][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 230.112895][ C0] 3 locks held by syz-executor/5210: [ 230.122445][ C0] 2 locks held by udevd/5224: [ 230.131367][ C0] 2 locks held by udevd/5231: [ 230.140301][ C0] 1 lock held by udevd/5240: [ 230.149146][ C0] 2 locks held by udevd/5245: [ 230.158933][ C0] 6 locks held by udevd/5246: [ 230.167859][ C0] #0: ffff88802cd54418 (&mm->mmap_lock){++++}-{3:3}, at: do_vmi_align_munmap+0x104f/0x18c0 [ 230.186664][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 230.205293][ C0] #2: ffff88802449b8b8 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 230.229237][ C0] #3: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: page_ext_get+0x20/0x2a0 [ 230.247362][ C0] #4: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 230.266166][ C0] #5: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 230.285000][ C0] 2 locks held by kworker/0:8/5283: [ 230.294472][ C0] 1 lock held by udevd/5458: [ 230.303332][ C0] 4 locks held by syz-executor/5582: [ 230.313034][ C0] 2 locks held by udevd/5666: [ 230.321964][ C0] 2 locks held by syz.3.280/6389: [ 230.331233][ C0] 2 locks held by syz.2.284/6399: [ 230.340519][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 230.359480][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 230.377284][ C0] 2 locks held by syz.2.284/6400: [ 230.386588][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 230.404792][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 230.424320][ C0] 2 locks held by syz.1.285/6401: [ 230.433639][ C0] [ 230.440239][ C0] ============================================= [ 230.440239][ C0] [ 231.547719][ C0] DEBUG: holding rtnl_mutex for 7510 jiffies. [ 231.563154][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 231.582837][ C0] Call Trace: [ 231.590976][ C0] [ 231.598773][ C0] __schedule+0x1800/0x4a60 [ 231.608173][ C0] ? __pfx___schedule+0x10/0x10 [ 231.622809][ C0] ? __pfx_lock_release+0x10/0x10 [ 231.632714][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 231.643496][ C0] ? schedule+0x90/0x320 [ 231.652625][ C0] schedule+0x14b/0x320 [ 231.661716][ C0] synchronize_rcu_expedited+0x684/0x830 [ 231.672239][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 231.683283][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 231.693458][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 231.703789][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 231.714985][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 231.730896][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 231.746264][ C0] dev_deactivate_many+0x4a7/0xb10 [ 231.761733][ C0] ? dev_deactivate_many+0x250/0xb10 [ 231.771883][ C0] __dev_close_many+0x1a4/0x300 [ 231.781618][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 231.791864][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 231.801675][ C0] __dev_change_flags+0x30e/0x6f0 [ 231.811570][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 231.821986][ C0] ? vprintk_emit+0x7ce/0x900 [ 231.831559][ C0] dev_change_flags+0x8b/0x1a0 [ 231.841223][ C0] do_setlink+0xcd0/0x41f0 [ 231.850502][ C0] ? _printk+0xd5/0x120 [ 231.859548][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 231.869878][ C0] ? __pfx__printk+0x10/0x10 [ 231.879348][ C0] ? __pfx_do_setlink+0x10/0x10 [ 231.889083][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 231.899491][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 231.909906][ C0] ? rtnl_newlink+0xe9/0x2070 [ 231.919487][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 231.935353][ C0] ? validate_linkmsg+0x71e/0x900 [ 231.950021][ C0] rtnl_newlink+0x17a9/0x2070 [ 231.964300][ C0] ? rtnl_newlink+0x531/0x2070 [ 231.973933][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 231.983851][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 231.994587][ C0] ? rcu_is_watching+0x15/0xb0 [ 232.004231][ C0] ? trace_contention_end+0x3c/0x120 [ 232.014385][ C0] ? __mutex_lock+0x2ef/0xd70 [ 232.023938][ C0] ? __pfx_lock_release+0x10/0x10 [ 232.033868][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 232.049034][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 232.058935][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 232.068927][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 232.079265][ C0] ? ref_tracker_free+0x643/0x7e0 [ 232.089155][ C0] netlink_rcv_skb+0x1e3/0x430 [ 232.098797][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 232.109122][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 232.119300][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 232.134187][ C0] netlink_unicast+0x7f6/0x990 [ 232.143831][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 232.154018][ C0] ? __virt_addr_valid+0x183/0x530 [ 232.163981][ C0] ? __check_object_size+0x49c/0x900 [ 232.174141][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 232.184115][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 232.193736][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 232.203890][ C0] ? __import_iovec+0x536/0x820 [ 232.213613][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 232.223411][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 232.233594][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 232.243925][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 232.254081][ C0] __sock_sendmsg+0x221/0x270 [ 232.263616][ C0] ____sys_sendmsg+0x525/0x7d0 [ 232.273259][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 232.283413][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 232.293347][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 232.303363][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 232.319414][ C0] ? do_syscall_64+0x100/0x230 [ 232.333889][ C0] ? do_syscall_64+0xb6/0x230 [ 232.348255][ C0] do_syscall_64+0xf3/0x230 [ 232.357627][ C0] ? clear_bhb_loop+0x35/0x90 [ 232.367158][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 232.377926][ C0] RIP: 0033:0x7fb366577299 [ 232.387368][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 232.400769][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 232.413711][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 232.426666][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 232.439619][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 232.452661][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 232.465652][ C0] [ 232.473569][ C0] DEBUG: waiting rtnl_mutex for 7528 jiffies. [ 232.484365][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 232.499427][ C0] Call Trace: [ 232.507553][ C0] [ 232.515368][ C0] __schedule+0x1800/0x4a60 [ 232.524760][ C0] ? __pfx___schedule+0x10/0x10 [ 232.539343][ C0] ? __pfx_lock_release+0x10/0x10 [ 232.549512][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 232.565151][ C0] ? schedule+0x90/0x320 [ 232.579032][ C0] schedule+0x14b/0x320 [ 232.588075][ C0] schedule_preempt_disabled+0x13/0x30 [ 232.598413][ C0] __mutex_lock+0x6a4/0xd70 [ 232.607799][ C0] ? __mutex_lock+0x527/0xd70 [ 232.617318][ C0] ? packet_release+0x47e/0xcd0 [ 232.627060][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 232.636982][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 232.647095][ C0] ? get_rtnl_holder+0x144/0x190 [ 232.656938][ C0] packet_release+0x47e/0xcd0 [ 232.667196][ C0] ? __pfx_packet_release+0x10/0x10 [ 232.684301][ C0] ? down_write+0x18c/0x220 [ 232.693774][ C0] ? __pfx_down_write+0x10/0x10 [ 232.703520][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 232.713817][ C0] sock_close+0xbc/0x240 [ 232.722961][ C0] ? __pfx_sock_close+0x10/0x10 [ 232.732725][ C0] __fput+0x24a/0x8a0 [ 232.741770][ C0] task_work_run+0x24f/0x310 [ 232.756327][ C0] ? __pfx_task_work_run+0x10/0x10 [ 232.771250][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 232.787237][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 232.802579][ C0] do_syscall_64+0x100/0x230 [ 232.812074][ C0] ? clear_bhb_loop+0x35/0x90 [ 232.821616][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 232.832397][ C0] RIP: 0033:0x7fb366577299 [ 232.841820][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 232.859971][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 232.872933][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 232.885859][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 232.898771][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 232.911768][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 232.924724][ C0] [ 232.932597][ C0] [ 232.932597][ C0] Showing all locks held in the system: [ 232.945268][ C0] 6 locks held by kworker/0:0/8: [ 232.978660][ C0] 3 locks held by kworker/u8:6/1208: [ 233.016059][ C0] 3 locks held by kworker/u8:10/4610: [ 233.026358][ C0] 2 locks held by klogd/4669: [ 233.035889][ C0] 2 locks held by udevd/4680: [ 233.049951][ C0] 2 locks held by dhcpcd/4893: [ 233.069200][ C0] 2 locks held by getty/4977: [ 233.078798][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 233.098653][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 233.118572][ C0] 5 locks held by syz-executor/5210: [ 233.128743][ C0] #0: ffff88802ec14c40 (&vma->vm_lock->lock){++++}-{3:3}, at: lock_vma_under_rcu+0x2f9/0x6e0 [ 233.148837][ C0] #1: ffff88802aad8518 (sb_pagefaults){++++}-{0:0}, at: ext4_page_mkwrite+0x1f0/0xdf0 [ 233.168365][ C0] #2: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 233.188417][ C0] #3: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 233.208432][ C0] #4: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 233.237207][ C0] 2 locks held by udevd/5224: [ 233.251294][ C0] 2 locks held by udevd/5231: [ 233.265454][ C0] 1 lock held by udevd/5240: [ 233.274960][ C0] 2 locks held by udevd/5245: [ 233.290114][ C0] 2 locks held by udevd/5246: [ 233.308789][ C0] 2 locks held by kworker/0:8/5283: [ 233.323604][ C0] 1 lock held by udevd/5458: [ 233.333048][ C0] 4 locks held by syz-executor/5582: [ 233.343190][ C0] 2 locks held by udevd/5666: [ 233.357272][ C0] 2 locks held by syz.2.284/6399: [ 233.367198][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 233.387755][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 233.406728][ C0] 2 locks held by syz.2.284/6400: [ 233.416632][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 233.435955][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 233.456732][ C0] 2 locks held by syz.1.285/6401: [ 233.466650][ C0] [ 233.473777][ C0] ============================================= [ 233.473777][ C0] [ 234.578670][ C0] DEBUG: holding rtnl_mutex for 7813 jiffies. [ 234.588774][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 234.606753][ C0] Call Trace: [ 234.614096][ C0] [ 234.621036][ C0] __schedule+0x1800/0x4a60 [ 234.633922][ C0] ? __pfx___schedule+0x10/0x10 [ 234.646672][ C0] ? __pfx_lock_release+0x10/0x10 [ 234.655906][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 234.669927][ C0] ? schedule+0x90/0x320 [ 234.682074][ C0] schedule+0x14b/0x320 [ 234.690257][ C0] synchronize_rcu_expedited+0x684/0x830 [ 234.704303][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 234.714611][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 234.724160][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 234.737503][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 234.747658][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 234.761355][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 234.770586][ C0] dev_deactivate_many+0x4a7/0xb10 [ 234.779722][ C0] ? dev_deactivate_many+0x250/0xb10 [ 234.789024][ C0] __dev_close_many+0x1a4/0x300 [ 234.801815][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 234.811232][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 234.820195][ C0] __dev_change_flags+0x30e/0x6f0 [ 234.829260][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 234.838802][ C0] ? vprintk_emit+0x7ce/0x900 [ 234.847524][ C0] dev_change_flags+0x8b/0x1a0 [ 234.856363][ C0] do_setlink+0xcd0/0x41f0 [ 234.864903][ C0] ? _printk+0xd5/0x120 [ 234.877320][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 234.886982][ C0] ? __pfx__printk+0x10/0x10 [ 234.899614][ C0] ? __pfx_do_setlink+0x10/0x10 [ 234.912613][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 234.926327][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 234.939877][ C0] ? rtnl_newlink+0xe9/0x2070 [ 234.948628][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 234.962380][ C0] ? validate_linkmsg+0x71e/0x900 [ 234.975552][ C0] rtnl_newlink+0x17a9/0x2070 [ 234.988207][ C0] ? rtnl_newlink+0x531/0x2070 [ 235.001069][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 235.014006][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 235.024019][ C0] ? rcu_is_watching+0x15/0xb0 [ 235.032811][ C0] ? trace_contention_end+0x3c/0x120 [ 235.042117][ C0] ? __mutex_lock+0x2ef/0xd70 [ 235.050832][ C0] ? __pfx_lock_release+0x10/0x10 [ 235.064300][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 235.077207][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 235.086169][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 235.095320][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 235.104816][ C0] ? ref_tracker_free+0x643/0x7e0 [ 235.113890][ C0] netlink_rcv_skb+0x1e3/0x430 [ 235.122656][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 235.132146][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 235.141451][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 235.154601][ C0] netlink_unicast+0x7f6/0x990 [ 235.163409][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 235.172700][ C0] ? __virt_addr_valid+0x183/0x530 [ 235.181854][ C0] ? __check_object_size+0x49c/0x900 [ 235.191152][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 235.200460][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 235.209265][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 235.218669][ C0] ? __import_iovec+0x536/0x820 [ 235.227511][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 235.236498][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 235.245806][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 235.255311][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 235.264789][ C0] __sock_sendmsg+0x221/0x270 [ 235.277460][ C0] ____sys_sendmsg+0x525/0x7d0 [ 235.286294][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 235.299918][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 235.312931][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 235.322106][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 235.336361][ C0] ? do_syscall_64+0x100/0x230 [ 235.345184][ C0] ? do_syscall_64+0xb6/0x230 [ 235.353887][ C0] do_syscall_64+0xf3/0x230 [ 235.362417][ C0] ? clear_bhb_loop+0x35/0x90 [ 235.371092][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.381090][ C0] RIP: 0033:0x7fb366577299 [ 235.389663][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 235.402284][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 235.414363][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 235.426445][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 235.438484][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 235.450663][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 235.462766][ C0] [ 235.469804][ C0] DEBUG: waiting rtnl_mutex for 7828 jiffies. [ 235.479703][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 235.498217][ C0] Call Trace: [ 235.505697][ C0] [ 235.512726][ C0] __schedule+0x1800/0x4a60 [ 235.525786][ C0] ? __pfx___schedule+0x10/0x10 [ 235.538648][ C0] ? __pfx_lock_release+0x10/0x10 [ 235.547721][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 235.557164][ C0] ? schedule+0x90/0x320 [ 235.565473][ C0] schedule+0x14b/0x320 [ 235.578149][ C0] schedule_preempt_disabled+0x13/0x30 [ 235.587625][ C0] __mutex_lock+0x6a4/0xd70 [ 235.596155][ C0] ? __mutex_lock+0x527/0xd70 [ 235.604834][ C0] ? packet_release+0x47e/0xcd0 [ 235.613768][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 235.622815][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 235.632069][ C0] ? get_rtnl_holder+0x144/0x190 [ 235.641022][ C0] packet_release+0x47e/0xcd0 [ 235.649738][ C0] ? __pfx_packet_release+0x10/0x10 [ 235.658948][ C0] ? down_write+0x18c/0x220 [ 235.668002][ C0] ? __pfx_down_write+0x10/0x10 [ 235.676852][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 235.686395][ C0] sock_close+0xbc/0x240 [ 235.698601][ C0] ? __pfx_sock_close+0x10/0x10 [ 235.707487][ C0] __fput+0x24a/0x8a0 [ 235.715578][ C0] task_work_run+0x24f/0x310 [ 235.728202][ C0] ? __pfx_task_work_run+0x10/0x10 [ 235.737317][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 235.747433][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 235.761094][ C0] do_syscall_64+0x100/0x230 [ 235.774047][ C0] ? clear_bhb_loop+0x35/0x90 [ 235.782746][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 235.792687][ C0] RIP: 0033:0x7fb366577299 [ 235.801278][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 235.814003][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 235.826101][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 235.838253][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 235.850296][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 235.862474][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 235.874610][ C0] [ 235.881657][ C0] [ 235.881657][ C0] Showing all locks held in the system: [ 235.893321][ C0] 6 locks held by kworker/0:0/8: [ 235.902292][ C0] 5 locks held by kworker/u8:6/1208: [ 235.911562][ C0] #0: ffff888015889148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 235.931363][ C0] #1: ffffc900044d7d00 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 235.951807][ C0] #2: ffff88807afa0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_wiphy_work+0xd9/0x490 [ 235.970120][ C0] #3: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 235.988343][ C0] #4: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 236.006432][ C0] 3 locks held by kworker/u8:10/4610: [ 236.016021][ C0] 2 locks held by klogd/4669: [ 236.024743][ C0] 2 locks held by udevd/4680: [ 236.033457][ C0] 2 locks held by dhcpcd/4893: [ 236.042214][ C0] 2 locks held by getty/4977: [ 236.051257][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 236.069207][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 236.087586][ C0] 3 locks held by syz-executor/5210: [ 236.096863][ C0] 2 locks held by udevd/5224: [ 236.105667][ C0] 2 locks held by udevd/5231: [ 236.114335][ C0] 1 lock held by udevd/5240: [ 236.122921][ C0] 2 locks held by udevd/5245: [ 236.131603][ C0] 2 locks held by udevd/5246: [ 236.140314][ C0] 2 locks held by kworker/0:8/5283: [ 236.149630][ C0] 1 lock held by udevd/5458: [ 236.158322][ C0] 4 locks held by syz-executor/5582: [ 236.167666][ C0] 2 locks held by udevd/5666: [ 236.176349][ C0] 1 lock held by syz.3.280/6389: [ 236.185314][ C0] 2 locks held by syz.2.284/6399: [ 236.194353][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 236.212742][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 236.229980][ C0] 2 locks held by syz.2.284/6400: [ 236.238991][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 236.256482][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 236.275463][ C0] 2 locks held by syz.1.285/6401: [ 236.284499][ C0] [ 236.290738][ C0] ============================================= [ 236.290738][ C0] [ 237.367677][ C0] DEBUG: holding rtnl_mutex for 8091 jiffies. [ 237.382400][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 237.401489][ C0] Call Trace: [ 237.409091][ C0] [ 237.416314][ C0] __schedule+0x1800/0x4a60 [ 237.425182][ C0] ? __pfx___schedule+0x10/0x10 [ 237.438563][ C0] ? __pfx_lock_release+0x10/0x10 [ 237.448021][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 237.458278][ C0] ? schedule+0x90/0x320 [ 237.471053][ C0] schedule+0x14b/0x320 [ 237.483768][ C0] synchronize_rcu_expedited+0x684/0x830 [ 237.493771][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 237.504276][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 237.514017][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 237.523727][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 237.534323][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 237.544589][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 237.558550][ C0] dev_deactivate_many+0x4a7/0xb10 [ 237.572202][ C0] ? dev_deactivate_many+0x250/0xb10 [ 237.581839][ C0] __dev_close_many+0x1a4/0x300 [ 237.591028][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 237.600760][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 237.610012][ C0] __dev_change_flags+0x30e/0x6f0 [ 237.619381][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 237.629239][ C0] ? vprintk_emit+0x7ce/0x900 [ 237.638256][ C0] dev_change_flags+0x8b/0x1a0 [ 237.647499][ C0] do_setlink+0xcd0/0x41f0 [ 237.656266][ C0] ? _printk+0xd5/0x120 [ 237.664932][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 237.679242][ C0] ? __pfx__printk+0x10/0x10 [ 237.688218][ C0] ? __pfx_do_setlink+0x10/0x10 [ 237.697600][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 237.707525][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 237.717419][ C0] ? rtnl_newlink+0xe9/0x2070 [ 237.726486][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 237.741609][ C0] ? validate_linkmsg+0x71e/0x900 [ 237.755315][ C0] rtnl_newlink+0x17a9/0x2070 [ 237.768774][ C0] ? rtnl_newlink+0x531/0x2070 [ 237.782100][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 237.791461][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 237.801696][ C0] ? rcu_is_watching+0x15/0xb0 [ 237.810771][ C0] ? trace_contention_end+0x3c/0x120 [ 237.820388][ C0] ? __mutex_lock+0x2ef/0xd70 [ 237.829377][ C0] ? __pfx_lock_release+0x10/0x10 [ 237.838847][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 237.852881][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 237.862143][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 237.871617][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 237.881413][ C0] ? ref_tracker_free+0x643/0x7e0 [ 237.890786][ C0] netlink_rcv_skb+0x1e3/0x430 [ 237.899883][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 237.909680][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 237.919303][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 237.933019][ C0] netlink_unicast+0x7f6/0x990 [ 237.942130][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 237.951724][ C0] ? __virt_addr_valid+0x183/0x530 [ 237.961195][ C0] ? __check_object_size+0x49c/0x900 [ 237.975514][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 237.984981][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 237.994131][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 238.003969][ C0] ? __import_iovec+0x536/0x820 [ 238.017505][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 238.026802][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 238.036406][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 238.046238][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 238.055841][ C0] __sock_sendmsg+0x221/0x270 [ 238.064879][ C0] ____sys_sendmsg+0x525/0x7d0 [ 238.074012][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 238.088231][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 238.101751][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 238.115734][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 238.126460][ C0] ? do_syscall_64+0x100/0x230 [ 238.135582][ C0] ? do_syscall_64+0xb6/0x230 [ 238.144627][ C0] do_syscall_64+0xf3/0x230 [ 238.153576][ C0] ? clear_bhb_loop+0x35/0x90 [ 238.162609][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.172959][ C0] RIP: 0033:0x7fb366577299 [ 238.181870][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 238.194718][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 238.207143][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 238.219510][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 238.231918][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 238.244288][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 238.256710][ C0] [ 238.264061][ C0] DEBUG: waiting rtnl_mutex for 8107 jiffies. [ 238.274327][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 238.292940][ C0] Call Trace: [ 238.300518][ C0] [ 238.307784][ C0] __schedule+0x1800/0x4a60 [ 238.316628][ C0] ? __pfx___schedule+0x10/0x10 [ 238.325871][ C0] ? __pfx_lock_release+0x10/0x10 [ 238.335245][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 238.345061][ C0] ? schedule+0x90/0x320 [ 238.353879][ C0] schedule+0x14b/0x320 [ 238.362398][ C0] schedule_preempt_disabled+0x13/0x30 [ 238.372187][ C0] __mutex_lock+0x6a4/0xd70 [ 238.381040][ C0] ? __mutex_lock+0x527/0xd70 [ 238.390043][ C0] ? packet_release+0x47e/0xcd0 [ 238.399238][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 238.408594][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 238.418134][ C0] ? get_rtnl_holder+0x144/0x190 [ 238.427370][ C0] packet_release+0x47e/0xcd0 [ 238.436393][ C0] ? __pfx_packet_release+0x10/0x10 [ 238.445928][ C0] ? down_write+0x18c/0x220 [ 238.454788][ C0] ? __pfx_down_write+0x10/0x10 [ 238.463955][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 238.473690][ C0] sock_close+0xbc/0x240 [ 238.482298][ C0] ? __pfx_sock_close+0x10/0x10 [ 238.491509][ C0] __fput+0x24a/0x8a0 [ 238.499834][ C0] task_work_run+0x24f/0x310 [ 238.513633][ C0] ? __pfx_task_work_run+0x10/0x10 [ 238.523097][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 238.533318][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 238.543302][ C0] do_syscall_64+0x100/0x230 [ 238.552303][ C0] ? clear_bhb_loop+0x35/0x90 [ 238.561638][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 238.576193][ C0] RIP: 0033:0x7fb366577299 [ 238.585320][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 238.598160][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 238.610536][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 238.623652][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 238.636149][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 238.648575][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 238.660983][ C0] [ 238.668435][ C0] [ 238.668435][ C0] Showing all locks held in the system: [ 238.680369][ C0] 6 locks held by kworker/0:0/8: [ 238.689901][ C0] 3 locks held by kworker/u8:6/1208: [ 238.703796][ C0] 3 locks held by kworker/u8:10/4610: [ 238.713495][ C0] 2 locks held by klogd/4669: [ 238.722494][ C0] 2 locks held by udevd/4680: [ 238.731470][ C0] 2 locks held by dhcpcd/4893: [ 238.740547][ C0] 2 locks held by getty/4977: [ 238.749514][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 238.768158][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 238.787012][ C0] 3 locks held by syz-executor/5210: [ 238.796646][ C0] 2 locks held by udevd/5224: [ 238.805645][ C0] 2 locks held by udevd/5231: [ 238.814640][ C0] 1 lock held by udevd/5240: [ 238.823538][ C0] 2 locks held by udevd/5245: [ 238.832536][ C0] 2 locks held by udevd/5246: [ 238.841521][ C0] 2 locks held by kworker/0:8/5283: [ 238.851053][ C0] 1 lock held by udevd/5458: [ 238.860025][ C0] 4 locks held by syz-executor/5582: [ 238.869624][ C0] 6 locks held by udevd/5666: [ 238.878579][ C0] #0: ffff88807cd66a18 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x159/0xc80 [ 238.896399][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 238.914822][ C0] #2: ffff8880624ed738 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 238.934357][ C0] #3: ffffffff8e9379e0 (rcu_read_lock_sched){....}-{1:2}, at: pfn_valid+0xf6/0x450 [ 238.952600][ C0] #4: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 238.971660][ C0] #5: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 238.990376][ C0] 2 locks held by syz.3.280/6389: [ 238.999745][ C0] 2 locks held by syz.2.284/6399: [ 239.009094][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 239.028120][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 239.046158][ C0] 2 locks held by syz.2.284/6400: [ 239.055509][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 239.073669][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 239.093329][ C0] 2 locks held by syz.1.285/6401: [ 239.102692][ C0] [ 239.109279][ C0] ============================================= [ 239.109279][ C0] [ 240.190027][ C0] DEBUG: holding rtnl_mutex for 8374 jiffies. [ 240.204513][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 240.223290][ C0] Call Trace: [ 240.230983][ C0] [ 240.238346][ C0] __schedule+0x1800/0x4a60 [ 240.247264][ C0] ? __pfx___schedule+0x10/0x10 [ 240.256503][ C0] ? __pfx_lock_release+0x10/0x10 [ 240.265958][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 240.276261][ C0] ? schedule+0x90/0x320 [ 240.284935][ C0] schedule+0x14b/0x320 [ 240.293493][ C0] synchronize_rcu_expedited+0x684/0x830 [ 240.303561][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 240.314142][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 240.323869][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 240.333640][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 240.344143][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 240.354511][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 240.364140][ C0] dev_deactivate_many+0x4a7/0xb10 [ 240.373635][ C0] ? dev_deactivate_many+0x250/0xb10 [ 240.383329][ C0] __dev_close_many+0x1a4/0x300 [ 240.392575][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 240.402360][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 240.411771][ C0] __dev_change_flags+0x30e/0x6f0 [ 240.421191][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 240.431145][ C0] ? vprintk_emit+0x7ce/0x900 [ 240.440253][ C0] dev_change_flags+0x8b/0x1a0 [ 240.449402][ C0] do_setlink+0xcd0/0x41f0 [ 240.458406][ C0] ? _printk+0xd5/0x120 [ 240.471217][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 240.481063][ C0] ? __pfx__printk+0x10/0x10 [ 240.490152][ C0] ? __pfx_do_setlink+0x10/0x10 [ 240.499392][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 240.509337][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 240.519269][ C0] ? rtnl_newlink+0xe9/0x2070 [ 240.528401][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 240.543181][ C0] ? validate_linkmsg+0x71e/0x900 [ 240.556862][ C0] rtnl_newlink+0x17a9/0x2070 [ 240.565988][ C0] ? rtnl_newlink+0x531/0x2070 [ 240.579425][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 240.588886][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 240.599162][ C0] ? rcu_is_watching+0x15/0xb0 [ 240.608347][ C0] ? trace_contention_end+0x3c/0x120 [ 240.618014][ C0] ? __mutex_lock+0x2ef/0xd70 [ 240.627100][ C0] ? __pfx_lock_release+0x10/0x10 [ 240.636536][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 240.645992][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 240.655310][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 240.664862][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 240.674725][ C0] ? ref_tracker_free+0x643/0x7e0 [ 240.684174][ C0] netlink_rcv_skb+0x1e3/0x430 [ 240.693329][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 240.703191][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 240.712894][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 240.726813][ C0] netlink_unicast+0x7f6/0x990 [ 240.736286][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 240.750398][ C0] ? __virt_addr_valid+0x183/0x530 [ 240.759924][ C0] ? __check_object_size+0x49c/0x900 [ 240.769622][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 240.779129][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 240.788313][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 240.797982][ C0] ? __import_iovec+0x536/0x820 [ 240.807228][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 240.816669][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 240.826481][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 240.836439][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 240.850832][ C0] __sock_sendmsg+0x221/0x270 [ 240.859966][ C0] ____sys_sendmsg+0x525/0x7d0 [ 240.869138][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 240.878904][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 240.892391][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 240.902052][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 240.917215][ C0] ? do_syscall_64+0x100/0x230 [ 240.927031][ C0] ? do_syscall_64+0xb6/0x230 [ 240.940516][ C0] do_syscall_64+0xf3/0x230 [ 240.953733][ C0] ? clear_bhb_loop+0x35/0x90 [ 240.962830][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 240.977544][ C0] RIP: 0033:0x7fb366577299 [ 240.986531][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 240.999400][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 241.011851][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 241.024297][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 241.036753][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 241.049231][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 241.061712][ C0] [ 241.069116][ C0] DEBUG: waiting rtnl_mutex for 8388 jiffies. [ 241.079416][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 241.098283][ C0] Call Trace: [ 241.105981][ C0] [ 241.113314][ C0] __schedule+0x1800/0x4a60 [ 241.122224][ C0] ? __pfx___schedule+0x10/0x10 [ 241.136283][ C0] ? __pfx_lock_release+0x10/0x10 [ 241.145764][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 241.155669][ C0] ? schedule+0x90/0x320 [ 241.164338][ C0] schedule+0x14b/0x320 [ 241.172911][ C0] schedule_preempt_disabled+0x13/0x30 [ 241.182864][ C0] __mutex_lock+0x6a4/0xd70 [ 241.196551][ C0] ? __mutex_lock+0x527/0xd70 [ 241.205631][ C0] ? packet_release+0x47e/0xcd0 [ 241.214899][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 241.224305][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 241.233925][ C0] ? get_rtnl_holder+0x144/0x190 [ 241.243246][ C0] packet_release+0x47e/0xcd0 [ 241.252461][ C0] ? __pfx_packet_release+0x10/0x10 [ 241.262055][ C0] ? down_write+0x18c/0x220 [ 241.270960][ C0] ? __pfx_down_write+0x10/0x10 [ 241.280186][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 241.289983][ C0] sock_close+0xbc/0x240 [ 241.298596][ C0] ? __pfx_sock_close+0x10/0x10 [ 241.307860][ C0] __fput+0x24a/0x8a0 [ 241.316196][ C0] task_work_run+0x24f/0x310 [ 241.325208][ C0] ? __pfx_task_work_run+0x10/0x10 [ 241.334698][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 241.344890][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 241.359717][ C0] do_syscall_64+0x100/0x230 [ 241.368712][ C0] ? clear_bhb_loop+0x35/0x90 [ 241.377785][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 241.388077][ C0] RIP: 0033:0x7fb366577299 [ 241.397029][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 241.409892][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 241.422436][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 241.434871][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 241.447352][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 241.459894][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 241.472446][ C0] [ 241.479837][ C0] [ 241.479837][ C0] Showing all locks held in the system: [ 241.491882][ C0] 6 locks held by kworker/0:0/8: [ 241.501198][ C0] 3 locks held by kworker/u8:6/1208: [ 241.510907][ C0] 3 locks held by kworker/u8:10/4610: [ 241.520650][ C0] 2 locks held by klogd/4669: [ 241.529697][ C0] 2 locks held by udevd/4680: [ 241.538727][ C0] 2 locks held by dhcpcd/4893: [ 241.547867][ C0] 2 locks held by getty/4977: [ 241.556900][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 241.575476][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 241.594448][ C0] 3 locks held by syz-executor/5210: [ 241.604140][ C0] 2 locks held by udevd/5224: [ 241.613372][ C0] 2 locks held by udevd/5231: [ 241.622422][ C0] 1 lock held by udevd/5240: [ 241.631366][ C0] 2 locks held by udevd/5245: [ 241.640527][ C0] 2 locks held by udevd/5246: [ 241.649550][ C0] 2 locks held by kworker/0:8/5283: [ 241.659160][ C0] 1 lock held by udevd/5458: [ 241.668145][ C0] 4 locks held by syz-executor/5582: [ 241.677828][ C0] 2 locks held by udevd/5666: [ 241.686957][ C0] 2 locks held by syz.2.284/6399: [ 241.696540][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 241.720001][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 241.738154][ C0] 2 locks held by syz.2.284/6400: [ 241.747561][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 241.765972][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 241.790229][ C0] 2 locks held by syz.1.285/6401: [ 241.799653][ C0] [ 241.806258][ C0] ============================================= [ 241.806258][ C0] [ 242.908462][ C0] DEBUG: holding rtnl_mutex for 8646 jiffies. [ 242.918236][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 242.936150][ C0] Call Trace: [ 242.943248][ C0] [ 242.949967][ C0] __schedule+0x1800/0x4a60 [ 242.958344][ C0] ? __pfx___schedule+0x10/0x10 [ 242.970693][ C0] ? __pfx_lock_release+0x10/0x10 [ 242.979516][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 242.989288][ C0] ? schedule+0x90/0x320 [ 243.001017][ C0] schedule+0x14b/0x320 [ 243.009011][ C0] synchronize_rcu_expedited+0x684/0x830 [ 243.018538][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 243.028510][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 243.037577][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 243.046763][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 243.056659][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 243.066211][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 243.075249][ C0] dev_deactivate_many+0x4a7/0xb10 [ 243.084167][ C0] ? dev_deactivate_many+0x250/0xb10 [ 243.093342][ C0] __dev_close_many+0x1a4/0x300 [ 243.102271][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 243.111503][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 243.120279][ C0] __dev_change_flags+0x30e/0x6f0 [ 243.129138][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 243.138482][ C0] ? vprintk_emit+0x7ce/0x900 [ 243.146957][ C0] dev_change_flags+0x8b/0x1a0 [ 243.155548][ C0] do_setlink+0xcd0/0x41f0 [ 243.163810][ C0] ? _printk+0xd5/0x120 [ 243.171769][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 243.181066][ C0] ? __pfx__printk+0x10/0x10 [ 243.189495][ C0] ? __pfx_do_setlink+0x10/0x10 [ 243.202443][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 243.211811][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 243.221156][ C0] ? rtnl_newlink+0xe9/0x2070 [ 243.229670][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 243.243274][ C0] ? validate_linkmsg+0x71e/0x900 [ 243.255791][ C0] rtnl_newlink+0x17a9/0x2070 [ 243.264286][ C0] ? rtnl_newlink+0x531/0x2070 [ 243.276532][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 243.285405][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 243.295179][ C0] ? rcu_is_watching+0x15/0xb0 [ 243.303776][ C0] ? trace_contention_end+0x3c/0x120 [ 243.312869][ C0] ? __mutex_lock+0x2ef/0xd70 [ 243.321375][ C0] ? __pfx_lock_release+0x10/0x10 [ 243.330230][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 243.343196][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 243.352408][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 243.361322][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 243.370623][ C0] ? ref_tracker_free+0x643/0x7e0 [ 243.379462][ C0] netlink_rcv_skb+0x1e3/0x430 [ 243.388084][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 243.397345][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 243.406522][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 243.419231][ C0] netlink_unicast+0x7f6/0x990 [ 243.427829][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 243.436911][ C0] ? __virt_addr_valid+0x183/0x530 [ 243.445894][ C0] ? __check_object_size+0x49c/0x900 [ 243.455011][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 243.463949][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 243.472566][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 243.481661][ C0] ? __import_iovec+0x536/0x820 [ 243.490344][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 243.499111][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 243.508219][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 243.517451][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 243.526574][ C0] __sock_sendmsg+0x221/0x270 [ 243.535076][ C0] ____sys_sendmsg+0x525/0x7d0 [ 243.543708][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 243.552917][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 243.565567][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 243.578604][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 243.592437][ C0] ? do_syscall_64+0x100/0x230 [ 243.601058][ C0] ? do_syscall_64+0xb6/0x230 [ 243.613700][ C0] do_syscall_64+0xf3/0x230 [ 243.622011][ C0] ? clear_bhb_loop+0x35/0x90 [ 243.630509][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 243.640230][ C0] RIP: 0033:0x7fb366577299 [ 243.648611][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 243.660986][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 243.672853][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 243.684855][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 243.696770][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 243.708672][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 243.720567][ C0] [ 243.727384][ C0] DEBUG: waiting rtnl_mutex for 8653 jiffies. [ 243.737128][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 243.751143][ C0] Call Trace: [ 243.758224][ C0] [ 243.764930][ C0] __schedule+0x1800/0x4a60 [ 243.773330][ C0] ? __pfx___schedule+0x10/0x10 [ 243.785730][ C0] ? __pfx_lock_release+0x10/0x10 [ 243.794639][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 243.803976][ C0] ? schedule+0x90/0x320 [ 243.816164][ C0] schedule+0x14b/0x320 [ 243.824130][ C0] schedule_preempt_disabled+0x13/0x30 [ 243.833452][ C0] __mutex_lock+0x6a4/0xd70 [ 243.841775][ C0] ? __mutex_lock+0x527/0xd70 [ 243.850280][ C0] ? packet_release+0x47e/0xcd0 [ 243.858937][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 243.867809][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 243.876790][ C0] ? get_rtnl_holder+0x144/0x190 [ 243.885550][ C0] packet_release+0x47e/0xcd0 [ 243.894052][ C0] ? __pfx_packet_release+0x10/0x10 [ 243.903089][ C0] ? down_write+0x18c/0x220 [ 243.911629][ C0] ? __pfx_down_write+0x10/0x10 [ 243.920763][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 243.929958][ C0] sock_close+0xbc/0x240 [ 243.938076][ C0] ? __pfx_sock_close+0x10/0x10 [ 243.946733][ C0] __fput+0x24a/0x8a0 [ 243.954576][ C0] task_work_run+0x24f/0x310 [ 243.966911][ C0] ? __pfx_task_work_run+0x10/0x10 [ 243.975840][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 243.985431][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 243.994893][ C0] do_syscall_64+0x100/0x230 [ 244.003319][ C0] ? clear_bhb_loop+0x35/0x90 [ 244.011835][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 244.021552][ C0] RIP: 0033:0x7fb366577299 [ 244.029927][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 244.042249][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 244.054098][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 244.065976][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 244.077811][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 244.089682][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 244.101563][ C0] [ 244.108400][ C0] [ 244.108400][ C0] Showing all locks held in the system: [ 244.119859][ C0] 6 locks held by kworker/0:0/8: [ 244.128619][ C0] 3 locks held by kworker/u8:6/1208: [ 244.137797][ C0] 3 locks held by kworker/u8:10/4610: [ 244.147066][ C0] 2 locks held by klogd/4669: [ 244.155518][ C0] 2 locks held by udevd/4680: [ 244.164009][ C0] 2 locks held by dhcpcd/4893: [ 244.172641][ C0] 2 locks held by getty/4977: [ 244.181127][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 244.198565][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 244.216340][ C0] 3 locks held by syz-executor/5210: [ 244.225420][ C0] 2 locks held by syz-executor/5222: [ 244.234527][ C0] #0: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 244.252573][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 244.270775][ C0] 2 locks held by udevd/5224: [ 244.279239][ C0] 2 locks held by udevd/5231: [ 244.287728][ C0] 1 lock held by udevd/5240: [ 244.296076][ C0] 2 locks held by udevd/5245: [ 244.304568][ C0] 2 locks held by udevd/5246: [ 244.313028][ C0] 2 locks held by kworker/0:8/5283: [ 244.322052][ C0] 1 lock held by udevd/5458: [ 244.330407][ C0] 4 locks held by syz-executor/5582: [ 244.339476][ C0] 2 locks held by udevd/5666: [ 244.347934][ C0] 2 locks held by syz.3.280/6389: [ 244.356727][ C0] 2 locks held by syz.2.284/6399: [ 244.365550][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 244.383520][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 244.400353][ C0] 2 locks held by syz.2.284/6400: [ 244.409175][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 244.426320][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 244.445085][ C0] 2 locks held by syz.1.285/6401: [ 244.453897][ C0] [ 244.459944][ C0] ============================================= [ 244.459944][ C0] [ 245.505655][ C0] DEBUG: holding rtnl_mutex for 8905 jiffies. [ 245.520156][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 245.538805][ C0] Call Trace: [ 245.546241][ C0] [ 245.553356][ C0] __schedule+0x1800/0x4a60 [ 245.562240][ C0] ? __pfx___schedule+0x10/0x10 [ 245.575241][ C0] ? __pfx_lock_release+0x10/0x10 [ 245.584467][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 245.594641][ C0] ? schedule+0x90/0x320 [ 245.603096][ C0] schedule+0x14b/0x320 [ 245.611350][ C0] synchronize_rcu_expedited+0x684/0x830 [ 245.621091][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 245.631372][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 245.640836][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 245.650340][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 245.660546][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 245.670389][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 245.684066][ C0] dev_deactivate_many+0x4a7/0xb10 [ 245.695210][ C0] ? dev_deactivate_many+0x250/0xb10 [ 245.704627][ C0] __dev_close_many+0x1a4/0x300 [ 245.713619][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 245.723088][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 245.732163][ C0] __dev_change_flags+0x30e/0x6f0 [ 245.741303][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 245.750983][ C0] ? vprintk_emit+0x7ce/0x900 [ 245.759759][ C0] dev_change_flags+0x8b/0x1a0 [ 245.768651][ C0] do_setlink+0xcd0/0x41f0 [ 245.777158][ C0] ? _printk+0xd5/0x120 [ 245.785487][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 245.795062][ C0] ? __pfx__printk+0x10/0x10 [ 245.803881][ C0] ? __pfx_do_setlink+0x10/0x10 [ 245.812864][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 245.822540][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 245.832187][ C0] ? rtnl_newlink+0xe9/0x2070 [ 245.841005][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 245.855327][ C0] ? validate_linkmsg+0x71e/0x900 [ 245.868521][ C0] rtnl_newlink+0x17a9/0x2070 [ 245.877275][ C0] ? rtnl_newlink+0x531/0x2070 [ 245.886180][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 245.895350][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 245.905539][ C0] ? rcu_is_watching+0x15/0xb0 [ 245.914439][ C0] ? trace_contention_end+0x3c/0x120 [ 245.923860][ C0] ? __mutex_lock+0x2ef/0xd70 [ 245.932641][ C0] ? __pfx_lock_release+0x10/0x10 [ 245.941808][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 245.950921][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 245.960060][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 245.969295][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 245.982878][ C0] ? ref_tracker_free+0x643/0x7e0 [ 245.992005][ C0] netlink_rcv_skb+0x1e3/0x430 [ 246.000863][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 246.010448][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 246.019835][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 246.033615][ C0] netlink_unicast+0x7f6/0x990 [ 246.042516][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 246.051916][ C0] ? __virt_addr_valid+0x183/0x530 [ 246.061229][ C0] ? __check_object_size+0x49c/0x900 [ 246.070607][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 246.079830][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 246.088701][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 246.098091][ C0] ? __import_iovec+0x536/0x820 [ 246.107187][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 246.116363][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 246.125791][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 246.135418][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 246.144842][ C0] __sock_sendmsg+0x221/0x270 [ 246.153783][ C0] ____sys_sendmsg+0x525/0x7d0 [ 246.162682][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 246.176641][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 246.185445][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 246.194706][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 246.209128][ C0] ? do_syscall_64+0x100/0x230 [ 246.218019][ C0] ? do_syscall_64+0xb6/0x230 [ 246.226955][ C0] do_syscall_64+0xf3/0x230 [ 246.235588][ C0] ? clear_bhb_loop+0x35/0x90 [ 246.244391][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.254486][ C0] RIP: 0033:0x7fb366577299 [ 246.263172][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 246.275790][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 246.287944][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 246.300083][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 246.312669][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 246.324927][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 246.337122][ C0] [ 246.344277][ C0] DEBUG: waiting rtnl_mutex for 8915 jiffies. [ 246.354304][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 246.368642][ C0] Call Trace: [ 246.376318][ C0] [ 246.383370][ C0] __schedule+0x1800/0x4a60 [ 246.392011][ C0] ? __pfx___schedule+0x10/0x10 [ 246.405489][ C0] ? __pfx_lock_release+0x10/0x10 [ 246.414646][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 246.424220][ C0] ? schedule+0x90/0x320 [ 246.432581][ C0] schedule+0x14b/0x320 [ 246.440833][ C0] schedule_preempt_disabled+0x13/0x30 [ 246.450423][ C0] __mutex_lock+0x6a4/0xd70 [ 246.459062][ C0] ? __mutex_lock+0x527/0xd70 [ 246.468057][ C0] ? packet_release+0x47e/0xcd0 [ 246.476979][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 246.486133][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 246.495683][ C0] ? get_rtnl_holder+0x144/0x190 [ 246.509361][ C0] packet_release+0x47e/0xcd0 [ 246.522635][ C0] ? __pfx_packet_release+0x10/0x10 [ 246.531972][ C0] ? down_write+0x18c/0x220 [ 246.540565][ C0] ? __pfx_down_write+0x10/0x10 [ 246.549525][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 246.558996][ C0] sock_close+0xbc/0x240 [ 246.571344][ C0] ? __pfx_sock_close+0x10/0x10 [ 246.580316][ C0] __fput+0x24a/0x8a0 [ 246.588451][ C0] task_work_run+0x24f/0x310 [ 246.597242][ C0] ? __pfx_task_work_run+0x10/0x10 [ 246.606459][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 246.616326][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 246.626073][ C0] do_syscall_64+0x100/0x230 [ 246.634785][ C0] ? clear_bhb_loop+0x35/0x90 [ 246.643540][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 246.653544][ C0] RIP: 0033:0x7fb366577299 [ 246.662211][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 246.674826][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 246.687067][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 246.699293][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 246.711446][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 246.723679][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 246.735923][ C0] [ 246.743031][ C0] [ 246.743031][ C0] Showing all locks held in the system: [ 246.754755][ C0] 6 locks held by kworker/0:0/8: [ 246.763794][ C0] 3 locks held by kworker/u8:6/1208: [ 246.773180][ C0] 3 locks held by kworker/u8:10/4610: [ 246.782668][ C0] 2 locks held by klogd/4669: [ 246.791409][ C0] 2 locks held by udevd/4680: [ 246.800164][ C0] 2 locks held by dhcpcd/4893: [ 246.808982][ C0] 2 locks held by getty/4977: [ 246.817810][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 246.835830][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 246.854224][ C0] 3 locks held by syz-executor/5210: [ 246.863575][ C0] 2 locks held by udevd/5224: [ 246.872341][ C0] 2 locks held by udevd/5231: [ 246.881093][ C0] 5 locks held by udevd/5240: [ 246.889862][ C0] #0: ffff888025506a18 (&mm->mmap_lock){++++}-{3:3}, at: do_vmi_align_munmap+0x104f/0x18c0 [ 246.908210][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 246.925960][ C0] #2: ffff88807a11a3d8 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 246.944962][ C0] #3: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 246.963351][ C0] #4: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 246.981572][ C0] 2 locks held by udevd/5245: [ 246.990322][ C0] 2 locks held by udevd/5246: [ 246.999080][ C0] 2 locks held by kworker/0:8/5283: [ 247.008353][ C0] 1 lock held by udevd/5458: [ 247.017005][ C0] 4 locks held by syz-executor/5582: [ 247.026371][ C0] 2 locks held by udevd/5666: [ 247.035141][ C0] 2 locks held by syz.2.284/6399: [ 247.044236][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 247.062917][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 247.080528][ C0] 2 locks held by syz.2.284/6400: [ 247.089649][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 247.107327][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 247.126489][ C0] 2 locks held by syz.1.285/6401: [ 247.135666][ C0] [ 247.142007][ C0] ============================================= [ 247.142007][ C0] [ 248.279848][ C0] DEBUG: holding rtnl_mutex for 9183 jiffies. [ 248.290312][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 248.309299][ C0] Call Trace: [ 248.317087][ C0] [ 248.324529][ C0] __schedule+0x1800/0x4a60 [ 248.333597][ C0] ? __pfx___schedule+0x10/0x10 [ 248.347334][ C0] ? __pfx_lock_release+0x10/0x10 [ 248.356849][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 248.367292][ C0] ? schedule+0x90/0x320 [ 248.376025][ C0] schedule+0x14b/0x320 [ 248.384698][ C0] synchronize_rcu_expedited+0x684/0x830 [ 248.394820][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 248.405548][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 248.415558][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 248.430070][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 248.445085][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 248.455330][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 248.465073][ C0] dev_deactivate_many+0x4a7/0xb10 [ 248.483884][ C0] ? dev_deactivate_many+0x250/0xb10 [ 248.493732][ C0] __dev_close_many+0x1a4/0x300 [ 248.508016][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 248.522473][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 248.531931][ C0] __dev_change_flags+0x30e/0x6f0 [ 248.541442][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 248.551664][ C0] ? vprintk_emit+0x7ce/0x900 [ 248.560830][ C0] dev_change_flags+0x8b/0x1a0 [ 248.574983][ C0] do_setlink+0xcd0/0x41f0 [ 248.588698][ C0] ? _printk+0xd5/0x120 [ 248.597342][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 248.607308][ C0] ? __pfx__printk+0x10/0x10 [ 248.616415][ C0] ? __pfx_do_setlink+0x10/0x10 [ 248.625797][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 248.636208][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 248.646270][ C0] ? rtnl_newlink+0xe9/0x2070 [ 248.655491][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 248.675002][ C0] ? validate_linkmsg+0x71e/0x900 [ 248.684631][ C0] rtnl_newlink+0x17a9/0x2070 [ 248.698407][ C0] ? rtnl_newlink+0x531/0x2070 [ 248.712574][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 248.722127][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 248.732541][ C0] ? rcu_is_watching+0x15/0xb0 [ 248.741968][ C0] ? trace_contention_end+0x3c/0x120 [ 248.751842][ C0] ? __mutex_lock+0x2ef/0xd70 [ 248.761002][ C0] ? __pfx_lock_release+0x10/0x10 [ 248.775420][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 248.784987][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 248.794534][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 248.804195][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 248.814153][ C0] ? ref_tracker_free+0x643/0x7e0 [ 248.823724][ C0] netlink_rcv_skb+0x1e3/0x430 [ 248.837892][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 248.847854][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 248.857660][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 248.871967][ C0] netlink_unicast+0x7f6/0x990 [ 248.885642][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 248.900310][ C0] ? __virt_addr_valid+0x183/0x530 [ 248.909907][ C0] ? __check_object_size+0x49c/0x900 [ 248.919689][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 248.929338][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 248.938617][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 248.948401][ C0] ? __import_iovec+0x536/0x820 [ 248.957756][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 248.967179][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 248.976949][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 248.986922][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 248.996722][ C0] __sock_sendmsg+0x221/0x270 [ 249.005906][ C0] ____sys_sendmsg+0x525/0x7d0 [ 249.015207][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 249.025021][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 249.038695][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 249.048366][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 249.063515][ C0] ? do_syscall_64+0x100/0x230 [ 249.072756][ C0] ? do_syscall_64+0xb6/0x230 [ 249.081928][ C0] do_syscall_64+0xf3/0x230 [ 249.090991][ C0] ? clear_bhb_loop+0x35/0x90 [ 249.100159][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.110530][ C0] RIP: 0033:0x7fb366577299 [ 249.119586][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 249.132560][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 249.145119][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 249.157654][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 249.170564][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 249.183174][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 249.195734][ C0] [ 249.203320][ C0] DEBUG: waiting rtnl_mutex for 9201 jiffies. [ 249.213727][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 249.228309][ C0] Call Trace: [ 249.236075][ C0] [ 249.243501][ C0] __schedule+0x1800/0x4a60 [ 249.252526][ C0] ? __pfx___schedule+0x10/0x10 [ 249.266758][ C0] ? __pfx_lock_release+0x10/0x10 [ 249.276280][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 249.286265][ C0] ? schedule+0x90/0x320 [ 249.294986][ C0] schedule+0x14b/0x320 [ 249.303652][ C0] schedule_preempt_disabled+0x13/0x30 [ 249.313594][ C0] __mutex_lock+0x6a4/0xd70 [ 249.322582][ C0] ? __mutex_lock+0x527/0xd70 [ 249.331737][ C0] ? packet_release+0x47e/0xcd0 [ 249.341099][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 249.350597][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 249.360296][ C0] ? get_rtnl_holder+0x144/0x190 [ 249.369718][ C0] packet_release+0x47e/0xcd0 [ 249.378920][ C0] ? __pfx_packet_release+0x10/0x10 [ 249.388607][ C0] ? down_write+0x18c/0x220 [ 249.397581][ C0] ? __pfx_down_write+0x10/0x10 [ 249.406949][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 249.416831][ C0] sock_close+0xbc/0x240 [ 249.425579][ C0] ? __pfx_sock_close+0x10/0x10 [ 249.434943][ C0] __fput+0x24a/0x8a0 [ 249.443428][ C0] task_work_run+0x24f/0x310 [ 249.452514][ C0] ? __pfx_task_work_run+0x10/0x10 [ 249.462115][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 249.472368][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 249.482490][ C0] do_syscall_64+0x100/0x230 [ 249.491588][ C0] ? clear_bhb_loop+0x35/0x90 [ 249.500749][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 249.511160][ C0] RIP: 0033:0x7fb366577299 [ 249.520193][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 249.533187][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 249.545749][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 249.558407][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 249.570947][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 249.583503][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 249.596490][ C0] [ 249.604029][ C0] [ 249.604029][ C0] Showing all locks held in the system: [ 249.616234][ C0] 6 locks held by kworker/0:0/8: [ 249.625679][ C0] 3 locks held by kworker/u8:6/1208: [ 249.635451][ C0] 3 locks held by kworker/u8:10/4610: [ 249.645360][ C0] 2 locks held by klogd/4669: [ 249.654483][ C0] 2 locks held by udevd/4680: [ 249.663636][ C0] 3 locks held by dhcpcd/4893: [ 249.672854][ C0] #0: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 249.691465][ C0] #1: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 249.710602][ C0] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 249.729773][ C0] 2 locks held by getty/4977: [ 249.738931][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 249.757805][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 249.776929][ C0] 3 locks held by syz-executor/5210: [ 249.786704][ C0] 2 locks held by udevd/5224: [ 249.795865][ C0] 2 locks held by udevd/5231: [ 249.805030][ C0] 2 locks held by udevd/5240: [ 249.814265][ C0] 2 locks held by udevd/5245: [ 249.823389][ C0] 2 locks held by udevd/5246: [ 249.832543][ C0] 2 locks held by kworker/0:8/5283: [ 249.842192][ C0] 1 lock held by udevd/5458: [ 249.851283][ C0] 4 locks held by syz-executor/5582: [ 249.861025][ C0] 2 locks held by udevd/5666: [ 249.870194][ C0] 1 lock held by syz.3.280/6389: [ 249.879588][ C0] 2 locks held by syz.2.284/6399: [ 249.889094][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 249.908454][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 249.927060][ C0] 2 locks held by syz.2.284/6400: [ 249.936550][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 249.955048][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 249.975170][ C0] 2 locks held by syz.1.285/6401: [ 249.984791][ C0] [ 249.991502][ C0] ============================================= [ 249.991502][ C0] [ 251.020275][ C0] DEBUG: holding rtnl_mutex for 9457 jiffies. [ 251.035907][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 251.055739][ C0] Call Trace: [ 251.063999][ C0] [ 251.071886][ C0] __schedule+0x1800/0x4a60 [ 251.081380][ C0] ? __pfx___schedule+0x10/0x10 [ 251.096046][ C0] ? __pfx_lock_release+0x10/0x10 [ 251.106097][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 251.116983][ C0] ? schedule+0x90/0x320 [ 251.126244][ C0] schedule+0x14b/0x320 [ 251.135358][ C0] synchronize_rcu_expedited+0x684/0x830 [ 251.145987][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 251.157281][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 251.172672][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 251.188376][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 251.204613][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 251.215311][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 251.225604][ C0] dev_deactivate_many+0x4a7/0xb10 [ 251.240572][ C0] ? dev_deactivate_many+0x250/0xb10 [ 251.250872][ C0] __dev_close_many+0x1a4/0x300 [ 251.260767][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 251.276403][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 251.286363][ C0] __dev_change_flags+0x30e/0x6f0 [ 251.296527][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 251.307318][ C0] ? vprintk_emit+0x7ce/0x900 [ 251.316954][ C0] dev_change_flags+0x8b/0x1a0 [ 251.326697][ C0] do_setlink+0xcd0/0x41f0 [ 251.336089][ C0] ? _printk+0xd5/0x120 [ 251.345320][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 251.360731][ C0] ? __pfx__printk+0x10/0x10 [ 251.370283][ C0] ? __pfx_do_setlink+0x10/0x10 [ 251.380122][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 251.395913][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 251.406440][ C0] ? rtnl_newlink+0xe9/0x2070 [ 251.416108][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 251.426823][ C0] ? validate_linkmsg+0x71e/0x900 [ 251.441652][ C0] rtnl_newlink+0x17a9/0x2070 [ 251.451405][ C0] ? rtnl_newlink+0x531/0x2070 [ 251.466325][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 251.481163][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 251.492325][ C0] ? rcu_is_watching+0x15/0xb0 [ 251.507075][ C0] ? trace_contention_end+0x3c/0x120 [ 251.517381][ C0] ? __mutex_lock+0x2ef/0xd70 [ 251.527074][ C0] ? __pfx_lock_release+0x10/0x10 [ 251.542786][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 251.557909][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 251.573146][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 251.583245][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 251.599000][ C0] ? ref_tracker_free+0x643/0x7e0 [ 251.609096][ C0] netlink_rcv_skb+0x1e3/0x430 [ 251.623872][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 251.634331][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 251.644629][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 251.659671][ C0] netlink_unicast+0x7f6/0x990 [ 251.669514][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 251.679886][ C0] ? __virt_addr_valid+0x183/0x530 [ 251.695467][ C0] ? __check_object_size+0x49c/0x900 [ 251.711145][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 251.721245][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 251.730979][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 251.741266][ C0] ? __import_iovec+0x536/0x820 [ 251.751084][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 251.761223][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 251.771497][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 251.781931][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 251.792193][ C0] __sock_sendmsg+0x221/0x270 [ 251.801940][ C0] ____sys_sendmsg+0x525/0x7d0 [ 251.811691][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 251.822032][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 251.836905][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 251.847031][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 251.863158][ C0] ? do_syscall_64+0x100/0x230 [ 251.872907][ C0] ? do_syscall_64+0xb6/0x230 [ 251.882529][ C0] do_syscall_64+0xf3/0x230 [ 251.892001][ C0] ? clear_bhb_loop+0x35/0x90 [ 251.901657][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 251.912529][ C0] RIP: 0033:0x7fb366577299 [ 251.922042][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 251.935544][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 251.948554][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 251.961792][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 251.974899][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 251.987939][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 252.000997][ C0] [ 252.008985][ C0] DEBUG: waiting rtnl_mutex for 9482 jiffies. [ 252.019863][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 252.040451][ C0] Call Trace: [ 252.048670][ C0] [ 252.056509][ C0] __schedule+0x1800/0x4a60 [ 252.066120][ C0] ? __pfx___schedule+0x10/0x10 [ 252.080754][ C0] ? __pfx_lock_release+0x10/0x10 [ 252.096039][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 252.106501][ C0] ? schedule+0x90/0x320 [ 252.115720][ C0] schedule+0x14b/0x320 [ 252.124851][ C0] schedule_preempt_disabled+0x13/0x30 [ 252.135292][ C0] __mutex_lock+0x6a4/0xd70 [ 252.144756][ C0] ? __mutex_lock+0x527/0xd70 [ 252.154411][ C0] ? packet_release+0x47e/0xcd0 [ 252.164225][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 252.174204][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 252.184352][ C0] ? get_rtnl_holder+0x144/0x190 [ 252.194250][ C0] packet_release+0x47e/0xcd0 [ 252.203984][ C0] ? __pfx_packet_release+0x10/0x10 [ 252.214234][ C0] ? down_write+0x18c/0x220 [ 252.223679][ C0] ? __pfx_down_write+0x10/0x10 [ 252.233724][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 252.244164][ C0] sock_close+0xbc/0x240 [ 252.253373][ C0] ? __pfx_sock_close+0x10/0x10 [ 252.263265][ C0] __fput+0x24a/0x8a0 [ 252.272252][ C0] task_work_run+0x24f/0x310 [ 252.287221][ C0] ? __pfx_task_work_run+0x10/0x10 [ 252.297290][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 252.308055][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 252.324242][ C0] do_syscall_64+0x100/0x230 [ 252.338820][ C0] ? clear_bhb_loop+0x35/0x90 [ 252.348471][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 252.359326][ C0] RIP: 0033:0x7fb366577299 [ 252.368841][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 252.382299][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 252.395288][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 252.408339][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 252.421341][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 252.434363][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 252.447393][ C0] [ 252.455559][ C0] [ 252.455559][ C0] Showing all locks held in the system: [ 252.468174][ C0] 6 locks held by kworker/0:0/8: [ 252.478076][ C0] 3 locks held by kworker/u8:6/1208: [ 252.488327][ C0] 3 locks held by kworker/u8:10/4610: [ 252.498824][ C0] 2 locks held by klogd/4669: [ 252.508455][ C0] 2 locks held by udevd/4680: [ 252.518215][ C0] 3 locks held by dhcpcd/4893: [ 252.528058][ C0] #0: ffffffff8ea4a328 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 [ 252.547877][ C0] #1: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 252.568066][ C0] #2: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 252.588165][ C0] 2 locks held by getty/4977: [ 252.597795][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 252.617743][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 252.637987][ C0] 3 locks held by syz-executor/5210: [ 252.648252][ C0] 2 locks held by udevd/5224: [ 252.657887][ C0] 2 locks held by udevd/5231: [ 252.667518][ C0] 2 locks held by udevd/5240: [ 252.677169][ C0] 2 locks held by udevd/5245: [ 252.686798][ C0] 2 locks held by udevd/5246: [ 252.696445][ C0] 2 locks held by kworker/0:8/5283: [ 252.706833][ C0] 1 lock held by udevd/5458: [ 252.716448][ C0] 4 locks held by syz-executor/5582: [ 252.726710][ C0] 2 locks held by udevd/5666: [ 252.736366][ C0] 2 locks held by syz.2.284/6399: [ 252.746343][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 252.771931][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 252.791596][ C0] 2 locks held by syz.2.284/6400: [ 252.801575][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 252.821255][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 252.842277][ C0] 2 locks held by syz.1.285/6401: [ 252.852353][ C0] [ 252.859548][ C0] ============================================= [ 252.859548][ C0] [ 253.927031][ C0] DEBUG: holding rtnl_mutex for 9747 jiffies. [ 253.937420][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 253.956185][ C0] Call Trace: [ 253.963870][ C0] [ 253.971217][ C0] __schedule+0x1800/0x4a60 [ 253.980140][ C0] ? __pfx___schedule+0x10/0x10 [ 253.994082][ C0] ? __pfx_lock_release+0x10/0x10 [ 254.008110][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 254.022733][ C0] ? schedule+0x90/0x320 [ 254.036123][ C0] schedule+0x14b/0x320 [ 254.044761][ C0] synchronize_rcu_expedited+0x684/0x830 [ 254.059471][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 254.070094][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 254.079808][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 254.089593][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 254.100096][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 254.110230][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 254.119850][ C0] dev_deactivate_many+0x4a7/0xb10 [ 254.129361][ C0] ? dev_deactivate_many+0x250/0xb10 [ 254.139376][ C0] __dev_close_many+0x1a4/0x300 [ 254.148732][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 254.163572][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 254.177786][ C0] __dev_change_flags+0x30e/0x6f0 [ 254.187617][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 254.197543][ C0] ? vprintk_emit+0x7ce/0x900 [ 254.206658][ C0] dev_change_flags+0x8b/0x1a0 [ 254.215810][ C0] do_setlink+0xcd0/0x41f0 [ 254.224672][ C0] ? _printk+0xd5/0x120 [ 254.233229][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 254.243114][ C0] ? __pfx__printk+0x10/0x10 [ 254.252181][ C0] ? __pfx_do_setlink+0x10/0x10 [ 254.266270][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 254.276244][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 254.286212][ C0] ? rtnl_newlink+0xe9/0x2070 [ 254.295404][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 254.305580][ C0] ? validate_linkmsg+0x71e/0x900 [ 254.319303][ C0] rtnl_newlink+0x17a9/0x2070 [ 254.328487][ C0] ? rtnl_newlink+0x531/0x2070 [ 254.337742][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 254.347188][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 254.357519][ C0] ? rcu_is_watching+0x15/0xb0 [ 254.366729][ C0] ? trace_contention_end+0x3c/0x120 [ 254.376441][ C0] ? __mutex_lock+0x2ef/0xd70 [ 254.385569][ C0] ? __pfx_lock_release+0x10/0x10 [ 254.395024][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 254.404542][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 254.413918][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 254.423669][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 254.433537][ C0] ? ref_tracker_free+0x643/0x7e0 [ 254.443109][ C0] netlink_rcv_skb+0x1e3/0x430 [ 254.452286][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 254.462181][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 254.476478][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 254.486237][ C0] netlink_unicast+0x7f6/0x990 [ 254.495451][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 254.505186][ C0] ? __virt_addr_valid+0x183/0x530 [ 254.514714][ C0] ? __check_object_size+0x49c/0x900 [ 254.524505][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 254.534082][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 254.543241][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 254.553123][ C0] ? __import_iovec+0x536/0x820 [ 254.563086][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 254.576819][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 254.586552][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 254.596495][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 254.606218][ C0] __sock_sendmsg+0x221/0x270 [ 254.615303][ C0] ____sys_sendmsg+0x525/0x7d0 [ 254.624506][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 254.634229][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 254.643238][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 254.652778][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 254.667803][ C0] ? do_syscall_64+0x100/0x230 [ 254.676975][ C0] ? do_syscall_64+0xb6/0x230 [ 254.686057][ C0] do_syscall_64+0xf3/0x230 [ 254.694984][ C0] ? clear_bhb_loop+0x35/0x90 [ 254.704077][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 254.714465][ C0] RIP: 0033:0x7fb366577299 [ 254.723510][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 254.736399][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 254.748817][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 254.761317][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 254.773904][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 254.786402][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 254.798859][ C0] [ 254.806277][ C0] DEBUG: waiting rtnl_mutex for 9761 jiffies. [ 254.816579][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 254.831197][ C0] Call Trace: [ 254.838888][ C0] [ 254.846231][ C0] __schedule+0x1800/0x4a60 [ 254.855160][ C0] ? __pfx___schedule+0x10/0x10 [ 254.870896][ C0] ? __pfx_lock_release+0x10/0x10 [ 254.885235][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 254.895202][ C0] ? schedule+0x90/0x320 [ 254.903864][ C0] schedule+0x14b/0x320 [ 254.912447][ C0] schedule_preempt_disabled+0x13/0x30 [ 254.922307][ C0] __mutex_lock+0x6a4/0xd70 [ 254.931226][ C0] ? __mutex_lock+0x527/0xd70 [ 254.940331][ C0] ? packet_release+0x47e/0xcd0 [ 254.949607][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 254.959015][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 254.968661][ C0] ? get_rtnl_holder+0x144/0x190 [ 254.978019][ C0] packet_release+0x47e/0xcd0 [ 254.991978][ C0] ? __pfx_packet_release+0x10/0x10 [ 255.001606][ C0] ? down_write+0x18c/0x220 [ 255.010501][ C0] ? __pfx_down_write+0x10/0x10 [ 255.019760][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 255.029528][ C0] sock_close+0xbc/0x240 [ 255.038177][ C0] ? __pfx_sock_close+0x10/0x10 [ 255.047496][ C0] __fput+0x24a/0x8a0 [ 255.055885][ C0] task_work_run+0x24f/0x310 [ 255.064887][ C0] ? __pfx_task_work_run+0x10/0x10 [ 255.074601][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 255.084737][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 255.094899][ C0] do_syscall_64+0x100/0x230 [ 255.103905][ C0] ? clear_bhb_loop+0x35/0x90 [ 255.113017][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 255.123303][ C0] RIP: 0033:0x7fb366577299 [ 255.132270][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 255.145264][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 255.157752][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 255.170176][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 255.182646][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 255.195092][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 255.207708][ C0] [ 255.219731][ C0] [ 255.219731][ C0] Showing all locks held in the system: [ 255.231763][ C0] 6 locks held by kworker/0:0/8: [ 255.241138][ C0] 3 locks held by kworker/u8:6/1208: [ 255.255113][ C0] 3 locks held by kworker/u8:10/4610: [ 255.264886][ C0] 2 locks held by klogd/4669: [ 255.273984][ C0] 2 locks held by udevd/4680: [ 255.283066][ C0] 1 lock held by dhcpcd/4893: [ 255.292142][ C0] 2 locks held by getty/4977: [ 255.301185][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 255.319836][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 255.338899][ C0] 3 locks held by syz-executor/5210: [ 255.348597][ C0] 2 locks held by udevd/5224: [ 255.357627][ C0] 2 locks held by udevd/5231: [ 255.366707][ C0] 2 locks held by udevd/5240: [ 255.375799][ C0] 2 locks held by udevd/5245: [ 255.384902][ C0] 2 locks held by udevd/5246: [ 255.394053][ C0] 2 locks held by kworker/0:8/5283: [ 255.403674][ C0] 6 locks held by udevd/5458: [ 255.412728][ C0] #0: ffff88807b25ba98 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x159/0xc80 [ 255.430642][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 255.448999][ C0] #2: ffff88807a11a438 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 255.468578][ C0] #3: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: page_ext_get+0x20/0x2a0 [ 255.486628][ C0] #4: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 255.506013][ C0] #5: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 255.524779][ C0] 4 locks held by syz-executor/5582: [ 255.534477][ C0] 2 locks held by udevd/5666: [ 255.543560][ C0] 2 locks held by syz.2.284/6399: [ 255.553064][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 255.572338][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 255.590437][ C0] 2 locks held by syz.2.284/6400: [ 255.599911][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 255.618215][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 255.638046][ C0] 2 locks held by syz.1.285/6401: [ 255.647643][ C0] [ 255.654359][ C0] ============================================= [ 255.654359][ C0] [ 256.728240][ C0] DEBUG: holding rtnl_mutex for 10028 jiffies. [ 256.742960][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 256.761977][ C0] Call Trace: [ 256.769764][ C0] [ 256.777123][ C0] __schedule+0x1800/0x4a60 [ 256.786067][ C0] ? __pfx___schedule+0x10/0x10 [ 256.799682][ C0] ? __pfx_lock_release+0x10/0x10 [ 256.809163][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 256.819497][ C0] ? schedule+0x90/0x320 [ 256.832606][ C0] schedule+0x14b/0x320 [ 256.841174][ C0] synchronize_rcu_expedited+0x684/0x830 [ 256.851212][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 256.861793][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 256.871474][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 256.881257][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 256.891737][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 256.901866][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 256.911474][ C0] dev_deactivate_many+0x4a7/0xb10 [ 256.921016][ C0] ? dev_deactivate_many+0x250/0xb10 [ 256.930740][ C0] __dev_close_many+0x1a4/0x300 [ 256.940026][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 256.949792][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 256.959214][ C0] __dev_change_flags+0x30e/0x6f0 [ 256.968638][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 256.978627][ C0] ? vprintk_emit+0x7ce/0x900 [ 256.992659][ C0] dev_change_flags+0x8b/0x1a0 [ 257.001990][ C0] do_setlink+0xcd0/0x41f0 [ 257.010823][ C0] ? _printk+0xd5/0x120 [ 257.019377][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 257.029257][ C0] ? __pfx__printk+0x10/0x10 [ 257.038235][ C0] ? __pfx_do_setlink+0x10/0x10 [ 257.047507][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 257.057442][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 257.067421][ C0] ? rtnl_newlink+0xe9/0x2070 [ 257.076510][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 257.091453][ C0] ? validate_linkmsg+0x71e/0x900 [ 257.105166][ C0] rtnl_newlink+0x17a9/0x2070 [ 257.114267][ C0] ? rtnl_newlink+0x531/0x2070 [ 257.128168][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 257.142356][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 257.152833][ C0] ? rcu_is_watching+0x15/0xb0 [ 257.161999][ C0] ? trace_contention_end+0x3c/0x120 [ 257.171682][ C0] ? __mutex_lock+0x2ef/0xd70 [ 257.180765][ C0] ? __pfx_lock_release+0x10/0x10 [ 257.190196][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 257.199805][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 257.209168][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 257.218700][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 257.228589][ C0] ? ref_tracker_free+0x643/0x7e0 [ 257.238126][ C0] netlink_rcv_skb+0x1e3/0x430 [ 257.251633][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 257.266148][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 257.275945][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 257.289856][ C0] netlink_unicast+0x7f6/0x990 [ 257.299058][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 257.308741][ C0] ? __virt_addr_valid+0x183/0x530 [ 257.318253][ C0] ? __check_object_size+0x49c/0x900 [ 257.327940][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 257.337639][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 257.346823][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 257.356574][ C0] ? __import_iovec+0x536/0x820 [ 257.365847][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 257.375216][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 257.384907][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 257.394783][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 257.404492][ C0] __sock_sendmsg+0x221/0x270 [ 257.413601][ C0] ____sys_sendmsg+0x525/0x7d0 [ 257.422764][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 257.432506][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 257.445968][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 257.455528][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 257.470546][ C0] ? do_syscall_64+0x100/0x230 [ 257.479740][ C0] ? do_syscall_64+0xb6/0x230 [ 257.488813][ C0] do_syscall_64+0xf3/0x230 [ 257.497733][ C0] ? clear_bhb_loop+0x35/0x90 [ 257.506963][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.517497][ C0] RIP: 0033:0x7fb366577299 [ 257.531457][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 257.544386][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 257.556850][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 257.569310][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 257.581788][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 257.594239][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 257.606745][ C0] [ 257.614252][ C0] DEBUG: waiting rtnl_mutex for 10042 jiffies. [ 257.624677][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 257.643475][ C0] Call Trace: [ 257.651144][ C0] [ 257.658566][ C0] __schedule+0x1800/0x4a60 [ 257.667480][ C0] ? __pfx___schedule+0x10/0x10 [ 257.676877][ C0] ? __pfx_lock_release+0x10/0x10 [ 257.686327][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 257.696220][ C0] ? schedule+0x90/0x320 [ 257.704900][ C0] schedule+0x14b/0x320 [ 257.713515][ C0] schedule_preempt_disabled+0x13/0x30 [ 257.723393][ C0] __mutex_lock+0x6a4/0xd70 [ 257.732367][ C0] ? __mutex_lock+0x527/0xd70 [ 257.745846][ C0] ? packet_release+0x47e/0xcd0 [ 257.755113][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 257.764692][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 257.774301][ C0] ? get_rtnl_holder+0x144/0x190 [ 257.783690][ C0] packet_release+0x47e/0xcd0 [ 257.792769][ C0] ? __pfx_packet_release+0x10/0x10 [ 257.802393][ C0] ? down_write+0x18c/0x220 [ 257.811294][ C0] ? __pfx_down_write+0x10/0x10 [ 257.820562][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 257.830339][ C0] sock_close+0xbc/0x240 [ 257.843710][ C0] ? __pfx_sock_close+0x10/0x10 [ 257.852985][ C0] __fput+0x24a/0x8a0 [ 257.861369][ C0] task_work_run+0x24f/0x310 [ 257.876660][ C0] ? __pfx_task_work_run+0x10/0x10 [ 257.886219][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 257.896354][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 257.906424][ C0] do_syscall_64+0x100/0x230 [ 257.915412][ C0] ? clear_bhb_loop+0x35/0x90 [ 257.924521][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 257.934816][ C0] RIP: 0033:0x7fb366577299 [ 257.943832][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 257.956729][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 257.969194][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 257.981643][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 257.994118][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 258.006621][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 258.019107][ C0] [ 258.026541][ C0] [ 258.026541][ C0] Showing all locks held in the system: [ 258.038611][ C0] 6 locks held by kworker/0:0/8: [ 258.047956][ C0] 3 locks held by kworker/u8:6/1208: [ 258.057637][ C0] 3 locks held by kworker/u8:10/4610: [ 258.067398][ C0] 2 locks held by klogd/4669: [ 258.076475][ C0] 2 locks held by udevd/4680: [ 258.085544][ C0] 1 lock held by dhcpcd/4893: [ 258.094618][ C0] 2 locks held by getty/4977: [ 258.103688][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 258.122560][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 258.141712][ C0] 3 locks held by syz-executor/5210: [ 258.151423][ C0] 2 locks held by udevd/5224: [ 258.160489][ C0] 2 locks held by udevd/5231: [ 258.169575][ C0] 2 locks held by udevd/5240: [ 258.178881][ C0] 2 locks held by udevd/5245: [ 258.187954][ C0] 2 locks held by udevd/5246: [ 258.196977][ C0] 2 locks held by kworker/0:8/5283: [ 258.206611][ C0] 6 locks held by udevd/5458: [ 258.215666][ C0] #0: ffff88807b25ba98 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x159/0xc80 [ 258.233761][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 258.252168][ C0] #2: ffff88807a11a438 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 258.271740][ C0] #3: ffffffff8e9379e0 (rcu_read_lock_sched){....}-{1:2}, at: pfn_valid+0xf6/0x450 [ 258.290124][ C0] #4: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 258.309170][ C0] #5: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 258.327950][ C0] 4 locks held by syz-executor/5582: [ 258.337619][ C0] 2 locks held by udevd/5666: [ 258.346706][ C0] 1 lock held by syz.3.280/6389: [ 258.356047][ C0] 2 locks held by syz.2.284/6399: [ 258.365473][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 258.384644][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 258.402698][ C0] 2 locks held by syz.2.284/6400: [ 258.407710][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 258.407724][ C1] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5582/1:b..l [ 258.407757][ C1] rcu: (detected by 1, t=10502 jiffies, g=15853, q=882 ncpus=2) [ 258.407778][ C1] task:syz-executor state:R running task stack:20624 pid:5582 tgid:5582 ppid:5561 flags:0x00004000 [ 258.407887][ C1] Call Trace: [ 258.407894][ C1] [ 258.407907][ C1] __schedule+0x1800/0x4a60 [ 258.407960][ C1] ? __pfx___schedule+0x10/0x10 [ 258.407989][ C1] ? mark_lock+0x9a/0x360 [ 258.408022][ C1] ? copy_pmd_range+0x7a7a/0x8500 [ 258.408050][ C1] ? preempt_schedule+0xe1/0xf0 [ 258.408074][ C1] preempt_schedule_common+0x84/0xd0 [ 258.408101][ C1] preempt_schedule+0xe1/0xf0 [ 258.408126][ C1] ? __pfx_preempt_schedule+0x10/0x10 [ 258.408150][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 258.408176][ C1] ? __page_table_check_ptes_set+0x30f/0x410 [ 258.408203][ C1] ? copy_pmd_range+0x7a7a/0x8500 [ 258.408224][ C1] preempt_schedule_thunk+0x1a/0x30 [ 258.408252][ C1] _raw_spin_unlock+0x3e/0x50 [ 258.408274][ C1] copy_pmd_range+0x7ad5/0x8500 [ 258.408328][ C1] ? __pfx_copy_pmd_range+0x10/0x10 [ 258.408352][ C1] ? look_up_lock_class+0x77/0x170 [ 258.408381][ C1] ? register_lock_class+0x102/0x980 [ 258.408413][ C1] ? __pfx_register_lock_class+0x10/0x10 [ 258.408444][ C1] ? mark_lock+0x9a/0x360 [ 258.408475][ C1] ? __lock_acquire+0x1384/0x2050 [ 258.408537][ C1] copy_page_range+0x99f/0xe90 [ 258.408581][ C1] ? __pfx_copy_page_range+0x10/0x10 [ 258.408610][ C1] ? __pfx_up_write+0x10/0x10 [ 258.408629][ C1] ? __asan_memset+0x23/0x50 [ 258.408654][ C1] ? __pfx_vma_interval_tree_augment_rotate+0x10/0x10 [ 258.408680][ C1] ? vma_interval_tree_insert_after+0x259/0x2b0 [ 258.408711][ C1] copy_mm+0x11ea/0x1f30 [ 258.408755][ C1] ? __pfx_copy_mm+0x10/0x10 [ 258.408790][ C1] ? __init_rwsem+0x122/0x160 [ 258.408812][ C1] ? copy_signal+0x549/0x670 [ 258.408839][ C1] copy_process+0x186b/0x3d90 [ 258.408880][ C1] ? copy_process+0x9fa/0x3d90 [ 258.408907][ C1] ? __lock_acquire+0x1384/0x2050 [ 258.408937][ C1] ? __pfx_copy_process+0x10/0x10 [ 258.408979][ C1] kernel_clone+0x226/0x8f0 [ 258.409011][ C1] ? __pfx_kernel_clone+0x10/0x10 [ 258.409058][ C1] __x64_sys_clone+0x258/0x2a0 [ 258.409088][ C1] ? __pfx___x64_sys_clone+0x10/0x10 [ 258.409114][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 258.409152][ C1] ? exc_page_fault+0x590/0x8c0 [ 258.409180][ C1] ? do_syscall_64+0xb6/0x230 [ 258.409210][ C1] do_syscall_64+0xf3/0x230 [ 258.409236][ C1] ? clear_bhb_loop+0x35/0x90 [ 258.409259][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.409280][ C1] RIP: 0033:0x7feed356db93 [ 258.409296][ C1] RSP: 002b:00007ffdd5de22a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 258.409315][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feed356db93 [ 258.409330][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 258.409342][ C1] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 258.409354][ C1] R10: 000055558f6547d0 R11: 0000000000000246 R12: 0000000000000000 [ 258.409367][ C1] R13: 00000000000256a0 R14: 000000000002562e R15: 00007ffdd5de2430 [ 258.409398][ C1] [ 258.409973][ C1] rcu: rcu_preempt kthread starved for 8694 jiffies! g15853 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 258.409997][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 258.410007][ C1] rcu: RCU grace-period kthread stack dump: [ 258.410014][ C1] task:rcu_preempt state:R running task stack:25704 pid:17 tgid:17 ppid:2 flags:0x00004000 [ 258.410052][ C1] Call Trace: [ 258.410059][ C1] [ 258.410071][ C1] __schedule+0x1800/0x4a60 [ 258.410115][ C1] ? __pfx___schedule+0x10/0x10 [ 258.410149][ C1] ? __pfx_lock_release+0x10/0x10 [ 258.410173][ C1] ? __asan_memset+0x23/0x50 [ 258.410205][ C1] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 258.410231][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 258.410258][ C1] ? schedule+0x90/0x320 [ 258.410281][ C1] schedule+0x14b/0x320 [ 258.410308][ C1] schedule_timeout+0x1be/0x310 [ 258.410332][ C1] ? __pfx_schedule_timeout+0x10/0x10 [ 258.410356][ C1] ? __pfx_process_timeout+0x10/0x10 [ 258.410390][ C1] ? prepare_to_swait_event+0x32e/0x350 [ 258.410421][ C1] rcu_gp_fqs_loop+0x2df/0x1330 [ 258.410447][ C1] ? lockdep_hardirqs_on+0x99/0x150 [ 258.410475][ C1] ? rcu_gp_init+0x1256/0x1630 [ 258.410511][ C1] ? __pfx_rcu_gp_init+0x10/0x10 [ 258.410535][ C1] ? __pfx_rcu_implicit_dynticks_qs+0x10/0x10 [ 258.410562][ C1] ? __pfx_rcu_gp_fqs_loop+0x10/0x10 [ 258.410585][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 258.410616][ C1] ? finish_swait+0xd4/0x1e0 [ 258.410643][ C1] rcu_gp_kthread+0xa7/0x3b0 [ 258.410672][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 258.410696][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 258.410725][ C1] ? __kthread_parkme+0x169/0x1d0 [ 258.410755][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 258.410780][ C1] kthread+0x2f0/0x390 [ 258.410798][ C1] ? __pfx_rcu_gp_kthread+0x10/0x10 [ 258.410823][ C1] ? __pfx_kthread+0x10/0x10 [ 258.410842][ C1] ret_from_fork+0x4b/0x80 [ 258.410868][ C1] ? __pfx_kthread+0x10/0x10 [ 258.410886][ C1] ret_from_fork_asm+0x1a/0x30 [ 258.410926][ C1] [ 258.410933][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 258.410955][ C1] Sending NMI from CPU 1 to CPUs 0: [ 258.410991][ C0] NMI backtrace for cpu 0 [ 258.411071][ C0] CPU: 0 UID: 0 PID: 5458 Comm: udevd Not tainted 6.10.0-next-20240726-syzkaller #0 [ 258.411092][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 [ 258.411103][ C0] RIP: 0010:unwind_next_frame+0x10d8/0x2a00 [ 258.411137][ C0] Code: 87 a9 01 00 00 4d 39 e5 0f 86 a0 01 00 00 49 8d 44 24 08 48 39 c8 0f 86 ad 01 00 00 4c 39 e8 0f 87 a4 01 00 00 e8 f8 b2 52 00 <4d> 89 fd 4c 8b 7c 24 08 e9 69 02 00 00 48 89 ac 24 80 00 00 00 4c [ 258.411152][ C0] RSP: 0018:ffffc90000006a48 EFLAGS: 00000046 [ 258.411167][ C0] RAX: ffffffff81411828 RBX: 0000000000000002 RCX: ffff888030901e00 [ 258.411181][ C0] RDX: 0000000000010105 RSI: 0000000000000002 RDI: 0000000000000000 [ 258.411192][ C0] RBP: 1ffff92000000d66 R08: ffffffff814117ed R09: ffffffff81411746 [ 258.411206][ C0] R10: 0000000000000003 R11: ffff888030901e00 R12: ffffc90000007530 [ 258.411219][ C0] R13: ffffc90000008000 R14: 1ffff92000000d65 R15: dffffc0000000000 [ 258.411233][ C0] FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 [ 258.411248][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 258.411266][ C0] CR2: 000055f91dce0040 CR3: 000000001abf0000 CR4: 00000000003506f0 [ 258.411281][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 258.411292][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 258.411303][ C0] Call Trace: [ 258.411310][ C0] [ 258.411317][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0 [ 258.411337][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 258.411362][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10 [ 258.411381][ C0] ? nmi_handle+0x2a/0x5a0 [ 258.411406][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 258.411426][ C0] ? nmi_handle+0x14f/0x5a0 [ 258.411443][ C0] ? nmi_handle+0x2a/0x5a0 [ 258.411460][ C0] ? unwind_next_frame+0x10d8/0x2a00 [ 258.411485][ C0] ? default_do_nmi+0x63/0x160 [ 258.411504][ C0] ? exc_nmi+0x123/0x1f0 [ 258.411523][ C0] ? end_repeat_nmi+0xf/0x53 [ 258.411545][ C0] ? unwind_next_frame+0xff6/0x2a00 [ 258.411568][ C0] ? unwind_next_frame+0x109d/0x2a00 [ 258.411592][ C0] ? unwind_next_frame+0x10d8/0x2a00 [ 258.411617][ C0] ? unwind_next_frame+0x10d8/0x2a00 [ 258.411642][ C0] ? unwind_next_frame+0x10d8/0x2a00 [ 258.411668][ C0] ? unwind_next_frame+0x10d8/0x2a00 [ 258.411693][ C0] [ 258.411700][ C0] [ 258.411711][ C0] ? sysvec_apic_timer_interrupt+0x52/0xc0 [ 258.411735][ C0] ? sysvec_apic_timer_interrupt+0x52/0xc0 [ 258.411757][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 258.411779][ C0] arch_stack_walk+0x151/0x1b0 [ 258.411800][ C0] ? sysvec_apic_timer_interrupt+0x52/0xc0 [ 258.411825][ C0] stack_trace_save+0x118/0x1d0 [ 258.411849][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 258.411875][ C0] ? debug_check_no_obj_freed+0x561/0x580 [ 258.411894][ C0] ? do_raw_spin_lock+0x14f/0x370 [ 258.411914][ C0] ? __pfx_lock_release+0x10/0x10 [ 258.411938][ C0] kasan_save_track+0x3f/0x80 [ 258.411954][ C0] ? kasan_save_track+0x3f/0x80 [ 258.411968][ C0] ? kasan_save_free_info+0x40/0x50 [ 258.411990][ C0] ? poison_slab_object+0xe0/0x150 [ 258.412006][ C0] ? __kasan_slab_free+0x37/0x60 [ 258.412022][ C0] ? kfree+0x149/0x360 [ 258.412040][ C0] ? dummy_timer+0x7ce/0x45a0 [ 258.412060][ C0] ? __hrtimer_run_queues+0x59b/0xd50 [ 258.412079][ C0] ? hrtimer_interrupt+0x396/0x990 [ 258.412098][ C0] ? __sysvec_apic_timer_interrupt+0x110/0x3f0 [ 258.412123][ C0] ? sysvec_apic_timer_interrupt+0x52/0xc0 [ 258.412169][ C0] ? dummy_timer+0x7ce/0x45a0 [ 258.412187][ C0] kasan_save_free_info+0x40/0x50 [ 258.412210][ C0] poison_slab_object+0xe0/0x150 [ 258.412228][ C0] __kasan_slab_free+0x37/0x60 [ 258.412244][ C0] ? dummy_timer+0x7ce/0x45a0 [ 258.412268][ C0] kfree+0x149/0x360 [ 258.412290][ C0] dummy_timer+0x7ce/0x45a0 [ 258.412315][ C0] ? __pfx_lock_release+0x10/0x10 [ 258.412347][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 258.412371][ C0] ? __hrtimer_run_queues+0x477/0xd50 [ 258.412391][ C0] ? __pfx_lock_release+0x10/0x10 [ 258.412417][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 258.412442][ C0] ? __pfx_dummy_timer+0x10/0x10 [ 258.412466][ C0] ? __pfx_dummy_timer+0x10/0x10 [ 258.412485][ C0] __hrtimer_run_queues+0x59b/0xd50 [ 258.412506][ C0] ? ktime_get_update_offsets_now+0x3c/0x250 [ 258.412541][ C0] ? __pfx___hrtimer_run_queues+0x10/0x10 [ 258.412567][ C0] hrtimer_interrupt+0x396/0x990 [ 258.412600][ C0] __sysvec_apic_timer_interrupt+0x110/0x3f0 [ 258.412627][ C0] sysvec_apic_timer_interrupt+0x52/0xc0 [ 258.412650][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 258.412670][ C0] RIP: 0010:console_flush_all+0x9f7/0xf50 [ 258.412691][ C0] Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 83 1c 20 00 e8 8e c7 45 0a 4d 85 f6 74 c0 e8 74 1c 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 e5 a0 87 00 4c 8b [ 258.412705][ C0] RSP: 0018:ffffc900000075e0 EFLAGS: 00000246 [ 258.412720][ C0] RAX: ffffffff8173aeac RBX: 0000000000000000 RCX: ffff888030901e00 [ 258.412733][ C0] RDX: 0000000000000103 RSI: 0000000000000000 RDI: 0000000000000000 [ 258.412743][ C0] RBP: ffffc90000007770 R08: ffffffff8173ae53 R09: 1ffffffff26e6f00 [ 258.412756][ C0] R10: dffffc0000000000 R11: fffffbfff26e6f01 R12: ffffffff8f1328a0 [ 258.412770][ C0] R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1e2651f [ 258.412786][ C0] ? console_flush_all+0x993/0xf50 [ 258.412804][ C0] ? console_flush_all+0x9ec/0xf50 [ 258.412831][ C0] ? console_flush_all+0x147/0xf50 [ 258.412854][ C0] ? __pfx_console_flush_all+0x10/0x10 [ 258.412875][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 258.412900][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 258.412926][ C0] console_unlock+0x13b/0x4d0 [ 258.412947][ C0] ? __pfx_console_unlock+0x10/0x10 [ 258.412964][ C0] ? _printk+0xd5/0x120 [ 258.412986][ C0] ? _printk+0xd5/0x120 [ 258.413007][ C0] ? __pfx___down_trylock_console_sem+0x10/0x10 [ 258.413035][ C0] vprintk_emit+0x7a1/0x900 [ 258.413056][ C0] ? __pfx_vprintk_emit+0x10/0x10 [ 258.413074][ C0] ? __wake_up_klogd+0x109/0x140 [ 258.413095][ C0] ? __pfx__printk+0x10/0x10 [ 258.413122][ C0] _printk+0xd5/0x120 [ 258.413147][ C0] ? __pfx__printk+0x10/0x10 [ 258.413171][ C0] ? __pfx__printk+0x10/0x10 [ 258.413191][ C0] ? sched_show_task+0x50e/0x6d0 [ 258.413212][ C0] ? wq_watchdog_touch+0xef/0x180 [ 258.413234][ C0] lockdep_print_held_locks+0xf7/0x210 [ 258.413264][ C0] debug_show_all_locks+0x197/0x2a0 [ 258.413288][ C0] ? debug_show_all_locks+0x55/0x2a0 [ 258.413313][ C0] report_rtnl_holders+0x3b4/0x400 [ 258.413340][ C0] call_timer_fn+0x18e/0x650 [ 258.413358][ C0] ? call_timer_fn+0xc0/0x650 [ 258.413375][ C0] ? __pfx_report_rtnl_holders+0x10/0x10 [ 258.413397][ C0] ? __pfx_call_timer_fn+0x10/0x10 [ 258.413416][ C0] ? __pfx_report_rtnl_holders+0x10/0x10 [ 258.413439][ C0] ? __pfx_report_rtnl_holders+0x10/0x10 [ 258.413461][ C0] ? __pfx_report_rtnl_holders+0x10/0x10 [ 258.413482][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 258.413504][ C0] ? lockdep_hardirqs_on+0x99/0x150 [ 258.413526][ C0] ? __pfx_report_rtnl_holders+0x10/0x10 [ 258.413549][ C0] __run_timer_base+0x66a/0x8e0 [ 258.413580][ C0] ? __pfx___run_timer_base+0x10/0x10 [ 258.413613][ C0] run_timer_softirq+0xb7/0x170 [ 258.413630][ C0] handle_softirqs+0x2c4/0x970 [ 258.413655][ C0] ? __irq_exit_rcu+0xf4/0x1c0 [ 258.413678][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 258.413702][ C0] ? irqtime_account_irq+0xd4/0x1e0 [ 258.413728][ C0] __irq_exit_rcu+0xf4/0x1c0 [ 258.413748][ C0] ? __pfx___irq_exit_rcu+0x10/0x10 [ 258.413775][ C0] irq_exit_rcu+0x9/0x30 [ 258.413794][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 258.413817][ C0] [ 258.413823][ C0] [ 258.413830][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 258.413849][ C0] RIP: 0010:lock_acquire+0x264/0x550 [ 258.413872][ C0] Code: 2b 00 74 08 4c 89 f7 e8 aa 9e 8b 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25 [ 258.413887][ C0] RSP: 0018:ffffc900042e73c0 EFLAGS: 00000206 [ 258.413900][ C0] RAX: 0000000000000001 RBX: 1ffff9200085ce84 RCX: 59a3ea2298522000 [ 258.413913][ C0] RDX: dffffc0000000000 RSI: ffffffff8c0ae6c0 RDI: ffffffff8c607c40 [ 258.413927][ C0] RBP: ffffc900042e7510 R08: ffffffff93737807 R09: 1ffffffff26e6f00 [ 258.413940][ C0] R10: dffffc0000000000 R11: fffffbfff26e6f01 R12: 1ffff9200085ce80 [ 258.413954][ C0] R13: dffffc0000000000 R14: ffffc900042e7420 R15: 0000000000000246 [ 258.413979][ C0] ? __pfx_lock_acquire+0x10/0x10 [ 258.414007][ C0] ? page_ext_put+0x97/0xc0 [ 258.414026][ C0] ? __pfx_lock_release+0x10/0x10 [ 258.414052][ C0] ? pfn_valid+0xf6/0x450 [ 258.414070][ C0] pfn_valid+0x113/0x450 [ 258.414088][ C0] ? pfn_valid+0xf6/0x450 [ 258.414108][ C0] page_table_check_clear+0x1e/0x550 [ 258.414130][ C0] unmap_page_range+0x2b66/0x42c0 [ 258.414172][ C0] ? __pfx_unmap_page_range+0x10/0x10 [ 258.414201][ C0] ? mas_next_slot+0xeab/0xf90 [ 258.414231][ C0] ? unmap_single_vma+0x1bd/0x2b0 [ 258.414260][ C0] unmap_vmas+0x3cc/0x5f0 [ 258.414286][ C0] ? __pfx_unmap_vmas+0x10/0x10 [ 258.414318][ C0] ? tlb_gather_mmu_fullmm+0x160/0x210 [ 258.414343][ C0] exit_mmap+0x264/0xc80 [ 258.414367][ C0] ? __pfx_exit_mmap+0x10/0x10 [ 258.414386][ C0] ? __asan_memset+0x23/0x50 [ 258.414422][ C0] ? uprobe_clear_state+0x277/0x290 [ 258.414442][ C0] ? mm_update_next_owner+0xa4/0x810 [ 258.414458][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 258.414480][ C0] __mmput+0x115/0x390 [ 258.414502][ C0] exit_mm+0x220/0x310 [ 258.414520][ C0] ? __pfx_exit_mm+0x10/0x10 [ 258.414535][ C0] ? taskstats_exit+0x326/0xa60 [ 258.414564][ C0] do_exit+0x9b2/0x27f0 [ 258.414585][ C0] ? __pfx_do_exit+0x10/0x10 [ 258.414600][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 258.414624][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 258.414652][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 258.414673][ C0] ? lockdep_hardirqs_on+0x99/0x150 [ 258.414698][ C0] do_group_exit+0x207/0x2c0 [ 258.414718][ C0] __x64_sys_exit_group+0x3f/0x40 [ 258.414735][ C0] x64_sys_call+0x26c3/0x26d0 [ 258.414758][ C0] do_syscall_64+0xf3/0x230 [ 258.414783][ C0] ? clear_bhb_loop+0x35/0x90 [ 258.414804][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 258.414821][ C0] RIP: 0033:0x7fdb256fca90 [ 258.414835][ C0] Code: Unable to access opcode bytes at 0x7fdb256fca66. [ 258.414844][ C0] RSP: 002b:00007fffae97a5a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e7 [ 258.414861][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb256fca90 [ 258.414873][ C0] RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000000 [ 258.414884][ C0] RBP: 0000000000000000 R08: 0000000000000007 R09: b5faa1a001ae9440 [ 258.414896][ C0] R10: 00000000000001e0 R11: 0000000000000202 R12: 000055f91dd39550 [ 258.414907][ C0] R13: 00007fffae97a5e8 R14: 0000000000000001 R15: 000055f91dcd3910 [ 258.414928][ C0] [ 261.273866][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 261.292464][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 261.312219][ C0] 2 locks held by syz.1.285/6401: [ 261.321644][ C0] [ 261.328300][ C0] ============================================= [ 261.328300][ C0] [ 262.901805][ C0] DEBUG: holding rtnl_mutex for 10645 jiffies. [ 262.912294][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 262.931135][ C0] Call Trace: [ 262.938814][ C0] [ 262.946155][ C0] __schedule+0x1800/0x4a60 [ 262.955183][ C0] ? __pfx___schedule+0x10/0x10 [ 262.968892][ C0] ? __pfx_lock_release+0x10/0x10 [ 262.983097][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 262.993442][ C0] ? schedule+0x90/0x320 [ 263.006896][ C0] schedule+0x14b/0x320 [ 263.015489][ C0] synchronize_rcu_expedited+0x684/0x830 [ 263.025564][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 263.036217][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 263.045972][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 263.060075][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 263.075378][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 263.085532][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 263.095165][ C0] dev_deactivate_many+0x4a7/0xb10 [ 263.104706][ C0] ? dev_deactivate_many+0x250/0xb10 [ 263.114434][ C0] __dev_close_many+0x1a4/0x300 [ 263.123719][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 263.133516][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 263.142890][ C0] __dev_change_flags+0x30e/0x6f0 [ 263.157036][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 263.167125][ C0] ? vprintk_emit+0x7ce/0x900 [ 263.176247][ C0] dev_change_flags+0x8b/0x1a0 [ 263.185448][ C0] do_setlink+0xcd0/0x41f0 [ 263.194278][ C0] ? _printk+0xd5/0x120 [ 263.202871][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 263.217402][ C0] ? __pfx__printk+0x10/0x10 [ 263.226427][ C0] ? __pfx_do_setlink+0x10/0x10 [ 263.235727][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 263.245686][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 263.255643][ C0] ? rtnl_newlink+0xe9/0x2070 [ 263.264767][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 263.279249][ C0] ? validate_linkmsg+0x71e/0x900 [ 263.292978][ C0] rtnl_newlink+0x17a9/0x2070 [ 263.302088][ C0] ? rtnl_newlink+0x531/0x2070 [ 263.311270][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 263.320709][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 263.331036][ C0] ? rcu_is_watching+0x15/0xb0 [ 263.340223][ C0] ? trace_contention_end+0x3c/0x120 [ 263.349921][ C0] ? __mutex_lock+0x2ef/0xd70 [ 263.359027][ C0] ? __pfx_lock_release+0x10/0x10 [ 263.373311][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 263.387457][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 263.396820][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 263.406383][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 263.416285][ C0] ? ref_tracker_free+0x643/0x7e0 [ 263.426277][ C0] netlink_rcv_skb+0x1e3/0x430 [ 263.435454][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 263.445444][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 263.455166][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 263.469178][ C0] netlink_unicast+0x7f6/0x990 [ 263.483156][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 263.492908][ C0] ? __virt_addr_valid+0x183/0x530 [ 263.502425][ C0] ? __check_object_size+0x49c/0x900 [ 263.512147][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 263.521855][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 263.535393][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 263.549908][ C0] ? __import_iovec+0x536/0x820 [ 263.563885][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 263.577931][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 263.587808][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 263.597631][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 263.607324][ C0] __sock_sendmsg+0x221/0x270 [ 263.616413][ C0] ____sys_sendmsg+0x525/0x7d0 [ 263.625618][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 263.635321][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 263.644342][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 263.653897][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 263.668929][ C0] ? do_syscall_64+0x100/0x230 [ 263.682876][ C0] ? do_syscall_64+0xb6/0x230 [ 263.696331][ C0] do_syscall_64+0xf3/0x230 [ 263.705275][ C0] ? clear_bhb_loop+0x35/0x90 [ 263.714734][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 263.729435][ C0] RIP: 0033:0x7fb366577299 [ 263.738513][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 263.751410][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 263.763973][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 263.776463][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 263.788918][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 263.801364][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 263.813857][ C0] [ 263.821255][ C0] DEBUG: waiting rtnl_mutex for 10663 jiffies. [ 263.831673][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 263.850836][ C0] Call Trace: [ 263.858492][ C0] [ 263.865838][ C0] __schedule+0x1800/0x4a60 [ 263.874979][ C0] ? __pfx___schedule+0x10/0x10 [ 263.888551][ C0] ? __pfx_lock_release+0x10/0x10 [ 263.898030][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 263.907900][ C0] ? schedule+0x90/0x320 [ 263.916561][ C0] schedule+0x14b/0x320 [ 263.925161][ C0] schedule_preempt_disabled+0x13/0x30 [ 263.939687][ C0] __mutex_lock+0x6a4/0xd70 [ 263.948619][ C0] ? __mutex_lock+0x527/0xd70 [ 263.957713][ C0] ? packet_release+0x47e/0xcd0 [ 263.966979][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 263.976413][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 263.990768][ C0] ? get_rtnl_holder+0x144/0x190 [ 264.000134][ C0] packet_release+0x47e/0xcd0 [ 264.009231][ C0] ? __pfx_packet_release+0x10/0x10 [ 264.019043][ C0] ? down_write+0x18c/0x220 [ 264.032442][ C0] ? __pfx_down_write+0x10/0x10 [ 264.041749][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 264.051573][ C0] sock_close+0xbc/0x240 [ 264.060234][ C0] ? __pfx_sock_close+0x10/0x10 [ 264.069524][ C0] __fput+0x24a/0x8a0 [ 264.077939][ C0] task_work_run+0x24f/0x310 [ 264.091552][ C0] ? __pfx_task_work_run+0x10/0x10 [ 264.101098][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 264.116063][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 264.130970][ C0] do_syscall_64+0x100/0x230 [ 264.139972][ C0] ? clear_bhb_loop+0x35/0x90 [ 264.149089][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 264.159434][ C0] RIP: 0033:0x7fb366577299 [ 264.168438][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 264.181327][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 264.193920][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 264.206455][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 264.219157][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 264.231912][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 264.244538][ C0] [ 264.251975][ C0] [ 264.251975][ C0] Showing all locks held in the system: [ 264.264074][ C0] 6 locks held by kworker/0:0/8: [ 264.273470][ C0] 3 locks held by kworker/u8:6/1208: [ 264.283225][ C0] 5 locks held by kworker/u8:10/4610: [ 264.293050][ C0] #0: ffff888015889148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 [ 264.313859][ C0] #1: ffffc9000d247d00 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 [ 264.335364][ C0] #2: ffff88807e378768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_wiphy_work+0xd9/0x490 [ 264.354314][ C0] #3: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 264.373360][ C0] #4: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 264.392183][ C0] 2 locks held by klogd/4669: [ 264.401281][ C0] 2 locks held by udevd/4680: [ 264.410449][ C0] 1 lock held by dhcpcd/4893: [ 264.419529][ C0] 2 locks held by getty/4977: [ 264.428600][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 264.447249][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 264.466320][ C0] 3 locks held by syz-executor/5210: [ 264.476042][ C0] 2 locks held by udevd/5224: [ 264.485371][ C0] 2 locks held by udevd/5231: [ 264.499286][ C0] 2 locks held by udevd/5240: [ 264.508508][ C0] 2 locks held by udevd/5245: [ 264.517599][ C0] 2 locks held by udevd/5246: [ 264.526787][ C0] 2 locks held by kworker/0:8/5283: [ 264.536492][ C0] 2 locks held by udevd/5458: [ 264.545856][ C0] 4 locks held by syz-executor/5582: [ 264.560383][ C0] 2 locks held by udevd/5666: [ 264.571208][ C0] 2 locks held by syz.2.284/6399: [ 264.580660][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 264.600020][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 264.618196][ C0] 2 locks held by syz.2.284/6400: [ 264.627583][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 264.645788][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 264.665849][ C0] 2 locks held by syz.1.285/6401: [ 264.675446][ C0] [ 264.682130][ C0] ============================================= [ 264.682130][ C0] [ 265.787857][ C0] DEBUG: holding rtnl_mutex for 10934 jiffies. [ 265.802047][ C0] task:syz.2.284 state:D stack:24912 pid:6400 tgid:6399 ppid:5230 flags:0x00004006 [ 265.820858][ C0] Call Trace: [ 265.828324][ C0] [ 265.835444][ C0] __schedule+0x1800/0x4a60 [ 265.844156][ C0] ? __pfx___schedule+0x10/0x10 [ 265.857212][ C0] ? __pfx_lock_release+0x10/0x10 [ 265.866424][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 265.876510][ C0] ? schedule+0x90/0x320 [ 265.884940][ C0] schedule+0x14b/0x320 [ 265.893269][ C0] synchronize_rcu_expedited+0x684/0x830 [ 265.903072][ C0] ? __pfx_synchronize_rcu_expedited+0x10/0x10 [ 265.913423][ C0] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 265.923037][ C0] ? __local_bh_enable_ip+0x168/0x200 [ 265.937063][ C0] ? __pfx_autoremove_wake_function+0x10/0x10 [ 265.947336][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 265.957223][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 265.966630][ C0] dev_deactivate_many+0x4a7/0xb10 [ 265.975899][ C0] ? dev_deactivate_many+0x250/0xb10 [ 265.985384][ C0] __dev_close_many+0x1a4/0x300 [ 265.994404][ C0] ? __pfx___dev_close_many+0x10/0x10 [ 266.003998][ C0] ? dev_set_rx_mode+0x233/0x2e0 [ 266.013108][ C0] __dev_change_flags+0x30e/0x6f0 [ 266.022410][ C0] ? __pfx___dev_change_flags+0x10/0x10 [ 266.032231][ C0] ? vprintk_emit+0x7ce/0x900 [ 266.045620][ C0] dev_change_flags+0x8b/0x1a0 [ 266.054569][ C0] do_setlink+0xcd0/0x41f0 [ 266.063180][ C0] ? _printk+0xd5/0x120 [ 266.071523][ C0] ? __nla_validate_parse+0x4f4/0x3090 [ 266.081138][ C0] ? __pfx__printk+0x10/0x10 [ 266.089929][ C0] ? __pfx_do_setlink+0x10/0x10 [ 266.098986][ C0] ? __nla_validate_parse+0x26ce/0x3090 [ 266.113179][ C0] ? __kmalloc_cache_noprof+0x19c/0x2c0 [ 266.122930][ C0] ? rtnl_newlink+0xe9/0x2070 [ 266.131809][ C0] ? __pfx___nla_validate_parse+0x10/0x10 [ 266.145781][ C0] ? validate_linkmsg+0x71e/0x900 [ 266.159016][ C0] rtnl_newlink+0x17a9/0x2070 [ 266.167885][ C0] ? rtnl_newlink+0x531/0x2070 [ 266.180976][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 266.190321][ C0] ? __pfx___mutex_trylock_common+0x10/0x10 [ 266.200399][ C0] ? rcu_is_watching+0x15/0xb0 [ 266.209334][ C0] ? trace_contention_end+0x3c/0x120 [ 266.218786][ C0] ? __mutex_lock+0x2ef/0xd70 [ 266.227601][ C0] ? __pfx_lock_release+0x10/0x10 [ 266.236818][ C0] ? __pfx_rtnl_newlink+0x10/0x10 [ 266.246031][ C0] rtnetlink_rcv_msg+0x744/0xd00 [ 266.255151][ C0] ? rtnetlink_rcv_msg+0x1a7/0xd00 [ 266.264446][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 266.274203][ C0] ? ref_tracker_free+0x643/0x7e0 [ 266.283423][ C0] netlink_rcv_skb+0x1e3/0x430 [ 266.292630][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 266.302305][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 266.311805][ C0] ? netlink_deliver_tap+0x2e/0x1b0 [ 266.325213][ C0] netlink_unicast+0x7f6/0x990 [ 266.334188][ C0] ? __pfx_netlink_unicast+0x10/0x10 [ 266.347849][ C0] ? __virt_addr_valid+0x183/0x530 [ 266.357139][ C0] ? __check_object_size+0x49c/0x900 [ 266.366598][ C0] ? bpf_lsm_netlink_send+0x9/0x10 [ 266.375911][ C0] netlink_sendmsg+0x8e4/0xcb0 [ 266.384863][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 266.394330][ C0] ? __import_iovec+0x536/0x820 [ 266.403373][ C0] ? aa_sock_msg_perm+0x91/0x160 [ 266.412509][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 266.421952][ C0] ? security_socket_sendmsg+0x87/0xb0 [ 266.431585][ C0] ? __pfx_netlink_sendmsg+0x10/0x10 [ 266.441053][ C0] __sock_sendmsg+0x221/0x270 [ 266.449922][ C0] ____sys_sendmsg+0x525/0x7d0 [ 266.458846][ C0] ? __pfx_____sys_sendmsg+0x10/0x10 [ 266.468450][ C0] __sys_sendmsg+0x2b0/0x3a0 [ 266.481875][ C0] ? __pfx___sys_sendmsg+0x10/0x10 [ 266.491205][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 266.505744][ C0] ? do_syscall_64+0x100/0x230 [ 266.514696][ C0] ? do_syscall_64+0xb6/0x230 [ 266.523645][ C0] do_syscall_64+0xf3/0x230 [ 266.532335][ C0] ? clear_bhb_loop+0x35/0x90 [ 266.541304][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.551381][ C0] RIP: 0033:0x7fb366577299 [ 266.560147][ C0] RSP: 002b:00007fb36733c048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 266.577314][ C0] RAX: ffffffffffffffda RBX: 00007fb366705f80 RCX: 00007fb366577299 [ 266.589553][ C0] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000006 [ 266.601742][ C0] RBP: 00007fb3665e48e6 R08: 0000000000000000 R09: 0000000000000000 [ 266.613979][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 266.626191][ C0] R13: 000000000000000b R14: 00007fb366705f80 R15: 00007fffcd4ff618 [ 266.638440][ C0] [ 266.645607][ C0] DEBUG: waiting rtnl_mutex for 10945 jiffies. [ 266.655889][ C0] task:syz.2.284 state:D stack:24672 pid:6399 tgid:6399 ppid:5230 flags:0x00000004 [ 266.674532][ C0] Call Trace: [ 266.681964][ C0] [ 266.689068][ C0] __schedule+0x1800/0x4a60 [ 266.697750][ C0] ? __pfx___schedule+0x10/0x10 [ 266.711265][ C0] ? __pfx_lock_release+0x10/0x10 [ 266.720791][ C0] ? __mutex_trylock_common+0x92/0x2e0 [ 266.734554][ C0] ? schedule+0x90/0x320 [ 266.747130][ C0] schedule+0x14b/0x320 [ 266.755456][ C0] schedule_preempt_disabled+0x13/0x30 [ 266.765137][ C0] __mutex_lock+0x6a4/0xd70 [ 266.773821][ C0] ? __mutex_lock+0x527/0xd70 [ 266.782743][ C0] ? packet_release+0x47e/0xcd0 [ 266.791779][ C0] ? __pfx___mutex_lock+0x10/0x10 [ 266.800993][ C0] ? do_raw_spin_unlock+0x13c/0x8b0 [ 266.810371][ C0] ? get_rtnl_holder+0x144/0x190 [ 266.819486][ C0] packet_release+0x47e/0xcd0 [ 266.828353][ C0] ? __pfx_packet_release+0x10/0x10 [ 266.837737][ C0] ? down_write+0x18c/0x220 [ 266.846410][ C0] ? __pfx_down_write+0x10/0x10 [ 266.855469][ C0] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 266.865124][ C0] sock_close+0xbc/0x240 [ 266.873583][ C0] ? __pfx_sock_close+0x10/0x10 [ 266.882620][ C0] __fput+0x24a/0x8a0 [ 266.890788][ C0] task_work_run+0x24f/0x310 [ 266.899543][ C0] ? __pfx_task_work_run+0x10/0x10 [ 266.908842][ C0] ? syscall_exit_to_user_mode+0xa3/0x370 [ 266.923501][ C0] syscall_exit_to_user_mode+0x168/0x370 [ 266.937433][ C0] do_syscall_64+0x100/0x230 [ 266.946228][ C0] ? clear_bhb_loop+0x35/0x90 [ 266.959665][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 266.969732][ C0] RIP: 0033:0x7fb366577299 [ 266.978434][ C0] RSP: 002b:00007fffcd4ff778 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 266.991124][ C0] RAX: 0000000000000000 RBX: 00007fb366707a80 RCX: 00007fb366577299 [ 267.003337][ C0] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 267.015571][ C0] RBP: 00007fb366707a80 R08: 0000000000000006 R09: 00007fffcd4ffa5f [ 267.027782][ C0] R10: 00000000005f6a90 R11: 0000000000000246 R12: 00000000000265d9 [ 267.039978][ C0] R13: 00007fffcd4ff870 R14: 00007fffcd4ff890 R15: ffffffffffffffff [ 267.052211][ C0] [ 267.059393][ C0] [ 267.059393][ C0] Showing all locks held in the system: [ 267.071193][ C0] 6 locks held by kworker/0:0/8: [ 267.080305][ C0] 3 locks held by kworker/u8:6/1208: [ 267.089744][ C0] 3 locks held by kworker/u8:10/4610: [ 267.099260][ C0] 2 locks held by klogd/4669: [ 267.108065][ C0] 2 locks held by udevd/4680: [ 267.116868][ C0] 1 lock held by dhcpcd/4893: [ 267.125711][ C0] 2 locks held by getty/4977: [ 267.134542][ C0] #0: ffff8880309380a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 [ 267.152711][ C0] #1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 [ 267.171282][ C0] 3 locks held by syz-executor/5210: [ 267.180693][ C0] 2 locks held by udevd/5224: [ 267.189528][ C0] 5 locks held by udevd/5231: [ 267.198348][ C0] #0: ffff888025502798 (&mm->mmap_lock){++++}-{3:3}, at: exit_mmap+0x159/0xc80 [ 267.215812][ C0] #1: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: __pte_offset_map+0x82/0x380 [ 267.234168][ C0] #2: ffff888065b3fbb8 (ptlock_ptr(ptdesc)#2){+.+.}-{2:2}, at: __pte_offset_map_lock+0x1ba/0x300 [ 267.253273][ C0] #3: ffffc90000007c00 (net/core/rtnetlink.c:83){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 [ 267.271821][ C0] #4: ffffffff8e937a60 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 [ 267.289899][ C0] 2 locks held by udevd/5240: [ 267.298722][ C0] 2 locks held by udevd/5245: [ 267.307503][ C0] 2 locks held by udevd/5246: [ 267.316326][ C0] 2 locks held by kworker/0:8/5283: [ 267.325709][ C0] 2 locks held by udevd/5458: [ 267.334553][ C0] 4 locks held by syz-executor/5582: [ 267.343985][ C0] 2 locks held by udevd/5666: [ 267.352820][ C0] 2 locks held by syz.2.284/6399: [ 267.362013][ C0] #0: ffff88807db2e208 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x90/0x240 [ 267.380709][ C0] #1: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: packet_release+0x47e/0xcd0 [ 267.398261][ C0] 2 locks held by syz.2.284/6400: [ 267.407422][ C0] #0: ffffffff8fc82ac8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6eb/0xd00 [ 267.425167][ C0] #1: ffffffff8e93ce38 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 [ 267.444987][ C0] 2 locks held by syz.1.285/6401: [ 267.454163][ C0] [ 267.460595][ C0] ============================================= [ 267.460595][ C0] [ 267.965661][ T5283] ath9k_htc 2-1:1.0: ath9k_htc: Target is unresponsive