Extracting prog: 1h10m51.035746507s Minimizing prog: 32m40.278077281s Simplifying prog options: 5m18.228671186s Extracting C: 3m11.982599725s Simplifying C: 1h5m34.960897606s 30 programs, timeouts [6m0s] extracting reproducer from 30 programs testing a last program of every proc single: executing 5 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-ioctl$VHOST_SET_VRING_BASE-ioctl$VHOST_SET_MEM_TABLE-ioctl$VHOST_SET_MEM_TABLE detailed listing: executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000015c0), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000004900)={0x4, 0x0, [{0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}]}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000240)) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nvme_fabrics-syz_io_uring_setup-syz_io_uring_submit-io_uring_enter detailed listing: executing program 0: openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0xa02, 0x0) r0 = syz_io_uring_setup(0x231, &(0x7f0000000080)={0x0, 0x0, 0x10100}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f00000009c0)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0xffffffffffffff31}) io_uring_enter(r0, 0x7a98, 0x0, 0x0, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_open_dev$char_usb-munmap-write$char_usb detailed listing: executing program 0: syz_usb_connect(0x5, 0x2d, &(0x7f0000000440)=ANY=[@ANYBLOB="1201000050cb5340450c10108e492940a80909021b00090000000009040002010035040009058dff86"], 0x0) r0 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) munmap(&(0x7f0000000000/0x1000)=nil, 0x1000) write$char_usb(r0, &(0x7f0000000240)='A', 0x1) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-madvise-syz_open_procfs-getdents64 detailed listing: executing program 0: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='map_files\x00') getdents64(r0, &(0x7f0000003f80)=""/4098, 0x1002) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1038, 0x12b6, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000380)={0x24, 0x0, 0x0, &(0x7f0000000140)={0x0, 0x22, 0x7, {[@main=@item_012={0x0, 0x0, 0xa}, @local=@item_4={0x3, 0x2, 0x5, 'M.9p'}, @global=@item_012={0x0, 0x1, 0x4}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r0, &(0x7f00000001c0)={0x24, 0x0, 0x0, &(0x7f0000000140)=ANY=[], 0x0}, 0x0) program did not crash single: failed to extract reproducer bisect: bisecting 30 programs with base timeout 6m0s testing program (duration=6m7s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89fb, &(0x7f0000000140)={'bond0\x00', &(0x7f0000000800)=@ethtool_sfeatures}) executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmmsg$inet6(r0, &(0x7f0000000ec0)=[{{&(0x7f0000000300)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c, &(0x7f00000002c0)=[{&(0x7f0000000100)='k', 0x1}], 0x1}}], 0x1, 0x0) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000340), &(0x7f0000000380)=0x8) executing program 0: creat(&(0x7f0000000040)='./bus\x00', 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mount(&(0x7f00000000c0), &(0x7f0000000140)='./bus\x00', 0x0, 0x18c7c80, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x0, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0xbd, 0x16, 0xf, 0x40, 0x8086, 0x110, 0xbfad, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xa0, 0x12, 0x24}}]}}]}}, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f00000047c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0xc0a85320, &(0x7f00000003c0)={{0x80}, 'port1\x00', 0x80}) r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x40505330, &(0x7f0000000040)={0x80}) executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x72, &(0x7f0000000540)={@local, @random="c4bc9cac9686", @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x3c, 0x6, 0x0, @local, @local, {[], {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0xf, 0xe2, 0x0, 0x0, 0x0, {[@generic={0x5, 0xd, "0bc428516d2cc48105612b"}, @sack={0x5, 0x2}, @exp_fastopen={0xfe, 0x5, 0xf989, '\x00'}, @exp_smc={0xfe, 0x6}, @sack={0x5, 0xe, [0x0, 0x0, 0x0]}]}}}}}}}}, 0x0) executing program 3: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_io_uring_setup(0x6d58, &(0x7f0000000380)={0x0, 0x0, 0x10100}, &(0x7f00000002c0)=0x0, &(0x7f0000000400)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000280)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r0, 0x0, 0x0}) io_uring_enter(r1, 0x291c, 0x0, 0x0, 0x0, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_STATION(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000580)={0x30, r2, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x51b}]}, 0x30}, 0x1, 0x0, 0x0, 0x4004000}, 0xc040004) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000018c0), 0xe0c81) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000002c0)={0x6, 0x0, 0x0, 'queue1\x00'}) write$sndseq(r0, &(0x7f0000000000)=[{0x1e, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}], 0x1c) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000040)={0x0, 0x8, 0x5c}) executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x5, 0x4, 0xfff, 0x6, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x8, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000200000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_skb, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x3, @void, @value}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) bpf$PROG_BIND_MAP(0xa, &(0x7f0000000500)={r1}, 0xc) executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @empty}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x85, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e23, 0x1000000, @loopback}}, 0x0, 0x2}, 0x90) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000c80)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000480)=@newqdisc={0x64, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x34, 0x2, {{}, [@TCA_NETEM_CORRUPT={0xc}, @TCA_NETEM_REORDER={0xc}]}}}]}, 0x64}}, 0x0) executing program 2: r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1038, 0x12b6, 0x0, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x24, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x1, 0x3, 0x0, 0x0, 0x0, {0x9, 0x21, 0x0, 0x0, 0x1, {0x22, 0x7}}}}]}}]}}, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000380)={0x24, 0x0, 0x0, &(0x7f0000000140)={0x0, 0x22, 0x7, {[@main=@item_012={0x0, 0x0, 0xa}, @local=@item_4={0x3, 0x2, 0x5, 'M.9p'}, @global=@item_012={0x0, 0x1, 0x4}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r0, &(0x7f00000001c0)={0x24, 0x0, 0x0, &(0x7f0000000140)=ANY=[], 0x0}, 0x0) executing program 4: r0 = socket(0x10, 0x3, 0x0) recvmmsg(r0, &(0x7f0000001c00)=[{{&(0x7f0000000000)=@l2tp={0x2, 0x0, @dev}, 0x80, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=""/61, 0x3d}, 0x9}], 0x1, 0x20, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000080)=0x1, 0x4) write(r0, &(0x7f0000000380)="240000001e005f0214e0ffffffffff8dd5d6d87c998ff807000000000000000000000003", 0x7e) executing program 0: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0x1a0682) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000780)={0x0, 0x0, 0x0, 'queue0\x00', 0xdfa}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r0, 0x40bc5311, &(0x7f0000000100)={0x80, 0x1, 'client1\x00', 0xffffffff80000004, "00000000ffffffe3", "e4a18560d99f00", 0x800000}) write$sndseq(r0, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @raw8={"a357b6b140cbb6215dd33459"}}], 0xfffffee4) executing program 1: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)={0xe000202b}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000100)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_TX_BITRATE_MASK(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)={0x30, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_TX_RATES={0x14, 0x5a, 0x0, 0x1, [@NL80211_BAND_5GHZ={0x10, 0x1, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x4}, @NL80211_TXRATE_HT={0x6, 0x2, [{0x0, 0x1}, {0x4, 0x3}]}]}]}]}, 0x30}}, 0x0) executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='map_files\x00') getdents64(r0, &(0x7f0000003f80)=""/4098, 0x1002) executing program 1: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c) shutdown(r0, 0x1) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000004c0), 0x4) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e22, @empty}, 0x10) sendto$inet(r0, &(0x7f0000000300)="ab", 0x1, 0x0, &(0x7f0000000380)={0x2, 0x4e22, @local}, 0x10) sendmsg$inet_sctp(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="20000000000000008400000002000000000045000002000000000000", @ANYRES32=0x0, @ANYBLOB='0'], 0x50}, 0x0) executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='pids.current\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x12, r0, 0x0) ftruncate(r0, 0xc17a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x15, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="05000000000000006111340000000000851000000200000085000000000000009500000000000000950014e735e462c0"], &(0x7f0000000080)='GPL\x00', 0x6, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) executing program 1: r0 = socket$inet6(0xa, 0x80002, 0x0) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000100)={0x200000000000001}, 0x8) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x924, 0x4) sendmmsg$inet6(r0, &(0x7f00000009c0)=[{{&(0x7f00000001c0)={0xa, 0x4e22, 0x0, @local}, 0x1c, 0x0}}], 0x1, 0x4040000) executing program 0: syz_usb_connect(0x5, 0x2d, &(0x7f0000000440)=ANY=[@ANYBLOB="1201000050cb5340450c10108e492940a80909021b00090000000009040002010035040009058dff86"], 0x0) r0 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) munmap(&(0x7f0000000000/0x1000)=nil, 0x1000) write$char_usb(r0, &(0x7f0000000240)='A', 0x1) executing program 1: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000014000000000010002300850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) r1 = dup2(r0, r0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sys_enter\x00', r1}, 0x10) nanosleep(&(0x7f0000000080), 0x0) executing program 3: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) sendto$inet6(r0, &(0x7f0000000580)='F', 0x1, 0x0, &(0x7f0000000280)={0xa, 0x0, 0x0, @private2}, 0x1c) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000600), &(0x7f0000000440)=0x8) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={{0x14}, [@NFT_MSG_NEWFLOWTABLE={0x40, 0x16, 0xa, 0x203, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0x14, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x68}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000840)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000180)={{0x14}, [@NFT_MSG_DELFLOWTABLE={0x38, 0x18, 0xa, 0x5, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0xc, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x60}}, 0x0) executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_1\x00', 0x0}) r2 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001800)={0x6, 0x3, &(0x7f00000006c0)=@framed, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x40, '\x00', r1, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000400)={r2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xbbce}, 0x50) executing program 1: openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0xa02, 0x0) r0 = syz_io_uring_setup(0x231, &(0x7f0000000080)={0x0, 0x0, 0x10100}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f00000009c0)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0xffffffffffffff31}) io_uring_enter(r0, 0x7a98, 0x0, 0x0, 0x0, 0x0) executing program 3: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000015c0), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000004900)={0x4, 0x0, [{0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}]}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000240)) program crashed: INFO: rcu detected stall in corrupted bisect: bisecting 30 programs bisect: split chunks (needed=false): <30> bisect: split chunk #0 of len 30 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=@base={0x5, 0x4, 0xfff, 0x6, 0x0, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @void, @value, @void, @value}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x8, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000200000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000000000000b70400000000000085000000c300000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_skb, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x3, @void, @value}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) bpf$PROG_BIND_MAP(0xa, &(0x7f0000000500)={r1}, 0xc) executing program 3: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @empty}, 0x1c) sendto$inet6(r0, &(0x7f0000847fff)='X', 0x1, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x85, &(0x7f00000000c0)={0x0, @in6={{0xa, 0x4e23, 0x1000000, @loopback}}, 0x0, 0x2}, 0x90) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000c80)={'lo\x00', 0x0}) sendmsg$nl_route_sched(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000480)=@newqdisc={0x64, 0x24, 0x4ee4e6a52ff56541, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_netem={{0xa}, {0x34, 0x2, {{}, [@TCA_NETEM_CORRUPT={0xc}, @TCA_NETEM_REORDER={0xc}]}}}]}, 0x64}}, 0x0) executing program 2: r0 = syz_usb_connect$hid(0x5, 0x36, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0x0, 0x0, 0x0, 0x40, 0x1038, 0x12b6, 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$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000380)={0x24, 0x0, 0x0, &(0x7f0000000140)={0x0, 0x22, 0x7, {[@main=@item_012={0x0, 0x0, 0xa}, @local=@item_4={0x3, 0x2, 0x5, 'M.9p'}, @global=@item_012={0x0, 0x1, 0x4}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r0, &(0x7f00000001c0)={0x24, 0x0, 0x0, &(0x7f0000000140)=ANY=[], 0x0}, 0x0) executing program 4: r0 = socket(0x10, 0x3, 0x0) recvmmsg(r0, &(0x7f0000001c00)=[{{&(0x7f0000000000)=@l2tp={0x2, 0x0, @dev}, 0x80, &(0x7f0000000180), 0x0, &(0x7f00000001c0)=""/61, 0x3d}, 0x9}], 0x1, 0x20, 0x0) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000080)=0x1, 0x4) write(r0, &(0x7f0000000380)="240000001e005f0214e0ffffffffff8dd5d6d87c998ff807000000000000000000000003", 0x7e) executing program 0: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000000), 0x1a0682) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000000780)={0x0, 0x0, 0x0, 'queue0\x00', 0xdfa}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r0, 0x40bc5311, &(0x7f0000000100)={0x80, 0x1, 'client1\x00', 0xffffffff80000004, "00000000ffffffe3", "e4a18560d99f00", 0x800000}) write$sndseq(r0, &(0x7f00000000c0)=[{0x0, 0x0, 0x0, 0x0, @time, {}, {}, @raw8={"a357b6b140cbb6215dd33459"}}], 0xfffffee4) executing program 1: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000000)={0xe000202b}) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000100)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_TX_BITRATE_MASK(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)={0x30, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r2}, @void}}, [@NL80211_ATTR_TX_RATES={0x14, 0x5a, 0x0, 0x1, [@NL80211_BAND_5GHZ={0x10, 0x1, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x4}, @NL80211_TXRATE_HT={0x6, 0x2, [{0x0, 0x1}, {0x4, 0x3}]}]}]}]}, 0x30}}, 0x0) executing program 4: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0) madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x15) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='map_files\x00') getdents64(r0, &(0x7f0000003f80)=""/4098, 0x1002) executing program 1: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c) shutdown(r0, 0x1) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f00000004c0), 0x4) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e22, @empty}, 0x10) sendto$inet(r0, &(0x7f0000000300)="ab", 0x1, 0x0, &(0x7f0000000380)={0x2, 0x4e22, @local}, 0x10) sendmsg$inet_sctp(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="20000000000000008400000002000000000045000002000000000000", @ANYRES32=0x0, @ANYBLOB='0'], 0x50}, 0x0) executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='pids.current\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x12, r0, 0x0) ftruncate(r0, 0xc17a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x15, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="05000000000000006111340000000000851000000200000085000000000000009500000000000000950014e735e462c0"], &(0x7f0000000080)='GPL\x00', 0x6, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) executing program 1: r0 = socket$inet6(0xa, 0x80002, 0x0) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000100)={0x200000000000001}, 0x8) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x924, 0x4) sendmmsg$inet6(r0, &(0x7f00000009c0)=[{{&(0x7f00000001c0)={0xa, 0x4e22, 0x0, @local}, 0x1c, 0x0}}], 0x1, 0x4040000) executing program 0: syz_usb_connect(0x5, 0x2d, &(0x7f0000000440)=ANY=[@ANYBLOB="1201000050cb5340450c10108e492940a80909021b00090000000009040002010035040009058dff86"], 0x0) r0 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) munmap(&(0x7f0000000000/0x1000)=nil, 0x1000) write$char_usb(r0, &(0x7f0000000240)='A', 0x1) executing program 1: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000014000000000010002300850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) r1 = dup2(r0, r0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sys_enter\x00', r1}, 0x10) nanosleep(&(0x7f0000000080), 0x0) executing program 3: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) sendto$inet6(r0, &(0x7f0000000580)='F', 0x1, 0x0, &(0x7f0000000280)={0xa, 0x0, 0x0, @private2}, 0x1c) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000600), &(0x7f0000000440)=0x8) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={{0x14}, [@NFT_MSG_NEWFLOWTABLE={0x40, 0x16, 0xa, 0x203, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0x14, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x68}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000840)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000180)={{0x14}, [@NFT_MSG_DELFLOWTABLE={0x38, 0x18, 0xa, 0x5, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0xc, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x60}}, 0x0) executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_1\x00', 0x0}) r2 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001800)={0x6, 0x3, &(0x7f00000006c0)=@framed, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x40, '\x00', r1, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000400)={r2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xbbce}, 0x50) executing program 1: openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0xa02, 0x0) r0 = syz_io_uring_setup(0x231, &(0x7f0000000080)={0x0, 0x0, 0x10100}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f00000009c0)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0xffffffffffffff31}) io_uring_enter(r0, 0x7a98, 0x0, 0x0, 0x0, 0x0) executing program 3: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000015c0), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000004900)={0x4, 0x0, [{0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}]}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000240)) program did not crash bisect: testing without sub-chunk 2/3 testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89fb, &(0x7f0000000140)={'bond0\x00', &(0x7f0000000800)=@ethtool_sfeatures}) executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmmsg$inet6(r0, &(0x7f0000000ec0)=[{{&(0x7f0000000300)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c, &(0x7f00000002c0)=[{&(0x7f0000000100)='k', 0x1}], 0x1}}], 0x1, 0x0) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000340), &(0x7f0000000380)=0x8) executing program 0: creat(&(0x7f0000000040)='./bus\x00', 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mount(&(0x7f00000000c0), &(0x7f0000000140)='./bus\x00', 0x0, 0x18c7c80, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x0, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0xbd, 0x16, 0xf, 0x40, 0x8086, 0x110, 0xbfad, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xa0, 0x12, 0x24}}]}}]}}, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f00000047c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0xc0a85320, &(0x7f00000003c0)={{0x80}, 'port1\x00', 0x80}) r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x40505330, &(0x7f0000000040)={0x80}) executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x72, &(0x7f0000000540)={@local, @random="c4bc9cac9686", @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x3c, 0x6, 0x0, @local, @local, {[], {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0xf, 0xe2, 0x0, 0x0, 0x0, {[@generic={0x5, 0xd, "0bc428516d2cc48105612b"}, @sack={0x5, 0x2}, @exp_fastopen={0xfe, 0x5, 0xf989, '\x00'}, @exp_smc={0xfe, 0x6}, @sack={0x5, 0xe, [0x0, 0x0, 0x0]}]}}}}}}}}, 0x0) executing program 3: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_io_uring_setup(0x6d58, &(0x7f0000000380)={0x0, 0x0, 0x10100}, &(0x7f00000002c0)=0x0, &(0x7f0000000400)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000280)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r0, 0x0, 0x0}) io_uring_enter(r1, 0x291c, 0x0, 0x0, 0x0, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_STATION(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000580)={0x30, r2, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x51b}]}, 0x30}, 0x1, 0x0, 0x0, 0x4004000}, 0xc040004) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000018c0), 0xe0c81) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000002c0)={0x6, 0x0, 0x0, 'queue1\x00'}) write$sndseq(r0, &(0x7f0000000000)=[{0x1e, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}], 0x1c) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000040)={0x0, 0x8, 0x5c}) executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e22, @empty}, 0x10) sendto$inet(r0, &(0x7f0000000300)="ab", 0x1, 0x0, &(0x7f0000000380)={0x2, 0x4e22, @local}, 0x10) sendmsg$inet_sctp(r0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="20000000000000008400000002000000000045000002000000000000", @ANYRES32=0x0, @ANYBLOB='0'], 0x50}, 0x0) executing program 3: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='pids.current\x00', 0x275a, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x12, r0, 0x0) ftruncate(r0, 0xc17a) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x15, 0x6, &(0x7f0000000000)=ANY=[@ANYBLOB="05000000000000006111340000000000851000000200000085000000000000009500000000000000950014e735e462c0"], &(0x7f0000000080)='GPL\x00', 0x6, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, @sk_reuseport, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) executing program 1: r0 = socket$inet6(0xa, 0x80002, 0x0) setsockopt$sock_linger(r0, 0x1, 0x3c, &(0x7f0000000100)={0x200000000000001}, 0x8) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x924, 0x4) sendmmsg$inet6(r0, &(0x7f00000009c0)=[{{&(0x7f00000001c0)={0xa, 0x4e22, 0x0, @local}, 0x1c, 0x0}}], 0x1, 0x4040000) executing program 0: syz_usb_connect(0x5, 0x2d, &(0x7f0000000440)=ANY=[@ANYBLOB="1201000050cb5340450c10108e492940a80909021b00090000000009040002010035040009058dff86"], 0x0) r0 = syz_open_dev$char_usb(0xc, 0xb4, 0x0) munmap(&(0x7f0000000000/0x1000)=nil, 0x1000) write$char_usb(r0, &(0x7f0000000240)='A', 0x1) executing program 1: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000014000000000010002300850000000700000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) r1 = dup2(r0, r0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sys_enter\x00', r1}, 0x10) nanosleep(&(0x7f0000000080), 0x0) executing program 3: r0 = socket$inet6_sctp(0xa, 0x801, 0x84) sendto$inet6(r0, &(0x7f0000000580)='F', 0x1, 0x0, &(0x7f0000000280)={0xa, 0x0, 0x0, @private2}, 0x1c) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000000600), &(0x7f0000000440)=0x8) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={{0x14}, [@NFT_MSG_NEWFLOWTABLE={0x40, 0x16, 0xa, 0x203, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0x14, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_NUM={0x8}, @NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x68}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000840)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000180)={{0x14}, [@NFT_MSG_DELFLOWTABLE={0x38, 0x18, 0xa, 0x5, 0x0, 0x0, {0x2}, [@NFTA_FLOWTABLE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_FLOWTABLE_NAME={0x9, 0x2, 'syz0\x00'}, @NFTA_FLOWTABLE_HOOK={0xc, 0x3, 0x0, 0x1, [@NFTA_FLOWTABLE_HOOK_PRIORITY={0x8}]}]}], {0x14}}, 0x60}}, 0x0) executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000000)={'batadv_slave_1\x00', 0x0}) r2 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000001800)={0x6, 0x3, &(0x7f00000006c0)=@framed, &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x40, '\x00', r1, 0x25, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x90) bpf$BPF_PROG_TEST_RUN_LIVE(0xa, &(0x7f0000000400)={r2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xbbce}, 0x50) executing program 1: openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040), 0xa02, 0x0) r0 = syz_io_uring_setup(0x231, &(0x7f0000000080)={0x0, 0x0, 0x10100}, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) syz_io_uring_submit(r1, r2, &(0x7f00000009c0)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd_index=0x3, 0x0, 0x0, 0xffffffffffffff31}) io_uring_enter(r0, 0x7a98, 0x0, 0x0, 0x0, 0x0) executing program 3: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000015c0), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0xaf01, 0x0) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000004900)={0x4, 0x0, [{0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}]}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, &(0x7f0000000240)) program crashed: INFO: rcu detected stall in corrupted bisect: the chunk can be dropped bisect: testing without sub-chunk 3/3 testing program (duration=6m2s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4, 4, 4, 4, 4, 4] detailed listing: executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89fb, &(0x7f0000000140)={'bond0\x00', &(0x7f0000000800)=@ethtool_sfeatures}) executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmmsg$inet6(r0, &(0x7f0000000ec0)=[{{&(0x7f0000000300)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c, &(0x7f00000002c0)=[{&(0x7f0000000100)='k', 0x1}], 0x1}}], 0x1, 0x0) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000340), &(0x7f0000000380)=0x8) executing program 0: creat(&(0x7f0000000040)='./bus\x00', 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mount(&(0x7f00000000c0), &(0x7f0000000140)='./bus\x00', 0x0, 0x18c7c80, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x0, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0xbd, 0x16, 0xf, 0x40, 0x8086, 0x110, 0xbfad, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xa0, 0x12, 0x24}}]}}]}}, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f00000047c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0xc0a85320, &(0x7f00000003c0)={{0x80}, 'port1\x00', 0x80}) r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x40505330, &(0x7f0000000040)={0x80}) executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x72, &(0x7f0000000540)={@local, @random="c4bc9cac9686", @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x3c, 0x6, 0x0, @local, @local, {[], {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0xf, 0xe2, 0x0, 0x0, 0x0, {[@generic={0x5, 0xd, "0bc428516d2cc48105612b"}, @sack={0x5, 0x2}, @exp_fastopen={0xfe, 0x5, 0xf989, '\x00'}, @exp_smc={0xfe, 0x6}, @sack={0x5, 0xe, [0x0, 0x0, 0x0]}]}}}}}}}}, 0x0) executing program 3: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_io_uring_setup(0x6d58, &(0x7f0000000380)={0x0, 0x0, 0x10100}, &(0x7f00000002c0)=0x0, &(0x7f0000000400)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000280)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r0, 0x0, 0x0}) io_uring_enter(r1, 0x291c, 0x0, 0x0, 0x0, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_STATION(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000580)={0x30, r2, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x51b}]}, 0x30}, 0x1, 0x0, 0x0, 0x4004000}, 0xc040004) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000018c0), 0xe0c81) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000002c0)={0x6, 0x0, 0x0, 'queue1\x00'}) write$sndseq(r0, &(0x7f0000000000)=[{0x1e, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}], 0x1c) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000040)={0x0, 0x8, 0x5c}) program crashed: INFO: rcu detected stall in corrupted bisect: the chunk can be dropped bisect: split chunks (needed=true): <10> bisect: split chunk #0 of len 10 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4] detailed listing: executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000100), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0xc0a85320, &(0x7f00000003c0)={{0x80}, 'port1\x00', 0x80}) r1 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000000c0), 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_POOL(r1, 0x40505330, &(0x7f0000000040)={0x80}) executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) syz_emit_ethernet(0x72, &(0x7f0000000540)={@local, @random="c4bc9cac9686", @void, {@ipv6={0x86dd, @tcp={0x0, 0x6, '\x00', 0x3c, 0x6, 0x0, @local, @local, {[], {{0x0, 0x4e22, 0x41424344, 0x41424344, 0x0, 0x0, 0xf, 0xe2, 0x0, 0x0, 0x0, {[@generic={0x5, 0xd, "0bc428516d2cc48105612b"}, @sack={0x5, 0x2}, @exp_fastopen={0xfe, 0x5, 0xf989, '\x00'}, @exp_smc={0xfe, 0x6}, @sack={0x5, 0xe, [0x0, 0x0, 0x0]}]}}}}}}}}, 0x0) executing program 3: r0 = socket$inet_smc(0x2b, 0x1, 0x0) r1 = syz_io_uring_setup(0x6d58, &(0x7f0000000380)={0x0, 0x0, 0x10100}, &(0x7f00000002c0)=0x0, &(0x7f0000000400)=0x0) syz_io_uring_submit(r2, r3, &(0x7f0000000280)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r0, 0x0, 0x0}) io_uring_enter(r1, 0x291c, 0x0, 0x0, 0x0, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_STATION(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000580)={0x30, r2, 0x1, 0x70bd2c, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r1}, @void}}, [@NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_STA_AID={0x6, 0x10, 0x51b}]}, 0x30}, 0x1, 0x0, 0x0, 0x4004000}, 0xc040004) executing program 4: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f00000018c0), 0xe0c81) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f00000002c0)={0x6, 0x0, 0x0, 'queue1\x00'}) write$sndseq(r0, &(0x7f0000000000)=[{0x1e, 0x0, 0x0, 0x0, @tick, {}, {}, @raw32}], 0x1c) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r0, 0x402c5342, &(0x7f0000000040)={0x0, 0x8, 0x5c}) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4, 4, 4, 4] detailed listing: executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'poly1305\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x89fb, &(0x7f0000000140)={'bond0\x00', &(0x7f0000000800)=@ethtool_sfeatures}) executing program 2: r0 = socket$inet6_sctp(0xa, 0x1, 0x84) sendmmsg$inet6(r0, &(0x7f0000000ec0)=[{{&(0x7f0000000300)={0xa, 0x0, 0x0, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, 0x1c, &(0x7f00000002c0)=[{&(0x7f0000000100)='k', 0x1}], 0x1}}], 0x1, 0x0) shutdown(r0, 0x1) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000340), &(0x7f0000000380)=0x8) executing program 0: creat(&(0x7f0000000040)='./bus\x00', 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) mount(&(0x7f00000000c0), &(0x7f0000000140)='./bus\x00', 0x0, 0x18c7c80, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x0, 0x0) executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0xbd, 0x16, 0xf, 0x40, 0x8086, 0x110, 0xbfad, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xa0, 0x12, 0x24}}]}}]}}, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f00000047c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: INFO: task hung in corrupted bisect: the chunk can be dropped bisect: split chunks (needed=true): <5> bisect: split chunk #0 of len 5 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4] detailed listing: executing program 0: r0 = syz_usb_connect(0x0, 0x24, &(0x7f0000000040)={{0x12, 0x1, 0x0, 0xbd, 0x16, 0xf, 0x40, 0x8086, 0x110, 0xbfad, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xa0, 0x12, 0x24}}]}}]}}, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000400)={0x44, &(0x7f00000047c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: WARNING in __cfg80211_ibss_joined bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <2> bisect: split chunk #0 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-sendmsg$NFT_BATCH-mmap detailed listing: executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in corrupted bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <1> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 1 programs left: executing program 2: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) bisect: trying to concatenate bisect: concatenate 1 entries testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-sendmsg$NFT_BATCH-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in corrupted bisect: concatenation succeeded found reproducer with 4 syscalls minimizing guilty program testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-sendmsg$NFT_BATCH detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: INFO: task hung in corrupted testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-mmap detailed listing: executing program 0: socket$unix(0x1, 0x5, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', 0x0}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=5m6.48482191s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in br_handle_frame a never seen crash title: INFO: rcu detected stall in br_handle_frame, ignore simplifying guilty program options testing program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap detailed listing: executing program 0: r0 = socket$unix(0x1, 0x5, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x89f0, &(0x7f0000000080)={'bridge0\x00', &(0x7f00000000c0)=@ethtool_regs={0x4, 0x0, 0x1c, "f42a97b96d025891dd3f75fdda624457ad3d5c36389c308570204262"}}) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x200000d, 0x4008031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in corrupted extracting C reproducer testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: task hung in corrupted simplifying C reproducer testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in sys_unlink a never seen crash title: INFO: rcu detected stall in sys_unlink, ignore testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: task hung in corrupted testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in sys_sendto a never seen crash title: INFO: rcu detected stall in sys_sendto, ignore reproducing took 2h58m37.704009159s repro crashed as (corrupted=true): INFO: task kworker/0:1:9 blocked for more than 146 seconds. Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. report is corrupted, running repro again testing compiled C program (duration=5m6.48482191s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$unix-ioctl$sock_SIOCETHTOOL-mmap program crashed: INFO: rcu detected stall in sys_newfstatat final repro crashed as (corrupted=false): ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5238/2:b..l rcu: (detected by 0, t=10503 jiffies, g=5737, q=1932 ncpus=2) task:syz-executor286 state:R running task stack:19408 pid:5238 tgid:5238 ppid:5236 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x185a/0x4b70 kernel/sched/core.c:6690 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7012 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:trace_lock_release include/trace/events/lock.h:69 [inline] RIP: 0010:lock_release+0xb8/0xa30 kernel/locking/lockdep.c:5836 Code: 08 0f 83 fe 05 00 00 89 c3 48 89 d8 48 c1 e8 06 48 8d 3c c5 a8 d2 1b 90 be 08 00 00 00 e8 b0 0e 8b 00 48 0f a3 1d 90 65 ab 0e <73> 16 e8 41 58 0a 00 84 c0 75 0d 80 3d 16 28 95 0e 00 0f 84 fc 05 RSP: 0018:ffffc90003c2f540 EFLAGS: 00000257 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81706d10 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff901bd2a8 RBP: ffffc90003c2f678 R08: ffffffff901bd2af R09: 1ffffffff2037a55 R10: dffffc0000000000 R11: fffffbfff2037a56 R12: 1ffff92000785eb4 R13: ffffffff81a3e356 R14: 0000000000000000 R15: dffffc0000000000 rcu_lock_release include/linux/rcupdate.h:347 [inline] rcu_read_unlock include/linux/rcupdate.h:880 [inline] is_bpf_text_address+0x280/0x2a0 kernel/bpf/core.c:769 kernel_text_address+0xa7/0xe0 kernel/extable.c:125 __kernel_text_address+0xd/0x40 kernel/extable.c:79 unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 save_stack+0xfb/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x76/0x430 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1108 [inline] free_unref_page+0xcd0/0xf00 mm/page_alloc.c:2638 discard_slab mm/slub.c:2677 [inline] __put_partials+0xeb/0x130 mm/slub.c:3145 put_cpu_partial+0x17c/0x250 mm/slub.c:3220 __slab_free+0x2ea/0x3d0 mm/slub.c:4449 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329 kasan_slab_alloc include/linux/kasan.h:247 [inline] slab_post_alloc_hook mm/slub.c:4085 [inline] slab_alloc_node mm/slub.c:4134 [inline] kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4141 getname_flags+0xb7/0x540 fs/namei.c:139 vfs_fstatat+0x12c/0x190 fs/stat.c:340 __do_sys_newfstatat fs/stat.c:505 [inline] __se_sys_newfstatat fs/stat.c:499 [inline] __x64_sys_newfstatat+0x11d/0x1a0 fs/stat.c:499 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff2706794ba RSP: 002b:00007ffe6eb78c28 EFLAGS: 00000286 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff2706794ba RDX: 00007ffe6eb78c50 RSI: 00007ffe6eb78ce0 RDI: 00000000ffffff9c RBP: 00007ffe6eb78ce0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000286 R12: 00007ffe6eb79d50 R13: 00005555758ec7c0 R14: 00007ffe6eb79d90 R15: 0000000000000001 rcu: rcu_preempt kthread starved for 2216 jiffies! g5737 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:24432 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x185a/0x4b70 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6782 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2615 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 24 Comm: ksoftirqd/1 Not tainted 6.12.0-rc4-syzkaller-00047-gc2ee9f594da8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__kernel_text_address+0x29/0x40 kernel/extable.c:79 Code: 90 66 0f 1f 00 53 48 89 fb e8 43 00 00 00 85 c0 0f 95 c0 48 c7 c1 00 d0 79 91 48 39 cb 0f 93 c1 48 c7 c2 4f 8f 94 91 48 39 d3 <0f> 92 c2 20 ca 08 c2 0f b6 c2 5b c3 cc cc cc cc 0f 1f 80 00 00 00 RSP: 0018:ffffc900001e6130 EFLAGS: 00000293 RAX: 0000000000000001 RBX: ffffffff81607df0 RCX: ffffffff9179d000 RDX: ffffffff91948f4f RSI: ffffc900001e0000 RDI: ffffffff81607df0 RBP: ffffc900001e61f0 R08: ffffc900001e7ed0 R09: 0000000000000000 R10: ffffc900001e61b0 R11: fffff5200003cc38 R12: ffff88801d2f8000 R13: ffffffff81809070 R14: dffffc0000000000 R15: 1ffff9200003cc35 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555758ebda8 CR3: 000000002617a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:369 arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:2342 [inline] slab_free mm/slub.c:4579 [inline] kmem_cache_free+0x1a2/0x420 mm/slub.c:4681 icmpv6_rcv+0x11e9/0x1980 ip6_protocol_deliver_rcu+0x105b/0x1580 net/ipv6/ip6_input.c:436 ip6_input_finish+0x187/0x2d0 net/ipv6/ip6_input.c:481 NF_HOOK+0x3a4/0x450 include/linux/netfilter.h:314 ip6_input net/ipv6/ip6_input.c:490 [inline] ip6_mc_input+0x9c5/0xc30 net/ipv6/ip6_input.c:584 ip_sabotage_in+0x203/0x290 net/bridge/br_netfilter_hooks.c:1018 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626 nf_hook include/linux/netfilter.h:269 [inline] NF_HOOK+0x29e/0x450 include/linux/netfilter.h:312 __netif_receive_skb_one_core net/core/dev.c:5666 [inline] __netif_receive_skb+0x1ea/0x650 net/core/dev.c:5779 netif_receive_skb_internal net/core/dev.c:5865 [inline] netif_receive_skb+0x1e8/0x890 net/core/dev.c:5924 NF_HOOK+0x9e/0x400 include/linux/netfilter.h:314 br_handle_frame_finish+0x18ed/0x1fe0 br_nf_hook_thresh+0x472/0x590 br_nf_pre_routing_finish_ipv6+0xaa0/0xdd0 NF_HOOK include/linux/netfilter.h:314 [inline] br_nf_pre_routing_ipv6+0x379/0x770 net/bridge/br_netfilter_ipv6.c:184 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_bridge_pre net/bridge/br_input.c:277 [inline] br_handle_frame+0x9fd/0x1530 net/bridge/br_input.c:424 __netif_receive_skb_core+0x13e8/0x4570 net/core/dev.c:5560 __netif_receive_skb_one_core net/core/dev.c:5664 [inline] __netif_receive_skb+0x12f/0x650 net/core/dev.c:5779 process_backlog+0x662/0x15b0 net/core/dev.c:6111 __napi_poll+0xcb/0x490 net/core/dev.c:6775 napi_poll net/core/dev.c:6844 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:6966 handle_softirqs+0x2c5/0x980 kernel/softirq.c:554 run_ksoftirqd+0xca/0x130 kernel/softirq.c:927 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 3.176 msecs net_ratelimit: 33711 callbacks suppressed ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! net_ratelimit: 32747 callbacks suppressed ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::a8aa:aaff:feaa:aa1c on veth1_to_bridge! ICMPv6: NA: aa:aa:aa:aa:aa:1c advertised our address fe80::1c on veth1_to_bridge!