Extracting prog: 1h12m37.756728822s Minimizing prog: 51m49.141129174s Simplifying prog options: 0s Extracting C: 3m10.246006179s Simplifying C: 24m51.018799855s 20 programs, 3 VMs, timeouts [6m0s] extracting reproducer from 20 programs 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}}): bpf$MAP_CREATE_CONST_STR-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-openat$cgroup_ro detailed listing: executing program 0: r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x11, 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r0, @ANYBLOB="0000000004000000b705000008000000850000006a00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='jbd2_handle_stats\x00', r1}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.events\x00', 0x275a, 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}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_AUTHENTICATE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000000)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)={0x5c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_AUTH_TYPE={0x8}, @key_params=[@NL80211_ATTR_KEY={0x18, 0x50, 0x0, 0x1, [@NL80211_KEY_IDX={0x5, 0x2, 0x5}, @NL80211_KEY_TYPE={0x8, 0x7, 0x1}, @NL80211_KEY_DEFAULT_MGMT={0x4}]}], @NL80211_ATTR_MAC={0xa, 0x6, @random="9203effbb1bc"}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x5c}}, 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}}): socket$inet6_sctp-openat$cgroup_ro-write$binfmt_script-mmap-getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF detailed listing: executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f00000000c0), 0x6db6e559) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x1e, 0x0, &(0x7f0000000080)) 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}}): socket$inet6_icmp_raw-socket$kcm-recvmsg-sendmsg$kcm detailed listing: executing program 0: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = socket$kcm(0x10, 0x2, 0x4) recvmsg(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$kcm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000000)="48000000140081fb7059ae08060c04000aff0f0300000400003a000000006fabca1b4e7d06a6bd7c493872f750375ed08a562ad6e74703c48f93b82a02000000461eb886a5e54e8f", 0x48}], 0x1}, 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}}): socket$nl_crypto-sendmsg$netlink detailed listing: executing program 0: r0 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$netlink(r0, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000700)=[{&(0x7f00000008c0)=ANY=[@ANYBLOB="e000000010000905000000000000000008004300ff030000a90000002b0e13e735a3184f123d6da2f1acfac0ee2dd2b184b27db1f302de337c00047948a4c53c00000000bf852c89866264aa55075f44e4ce28712d2828"], 0xe0}], 0x1}, 0x0) program did not crash single: failed to extract reproducer bisect: bisecting 20 programs with base timeout 6m0s 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}}): [10, 3, 6, 2, 3, 4, 3, 5, 6, 5, 3, 3, 14, 4, 4, 5, 2, 3, 5, 4] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000740)={0x18, 0x23, 0x713, 0x0, 0x0, {0x5}, [@nested={0x4, 0x144}]}, 0x18}}, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$inet(0xa, 0x801, 0x84) connect$inet(r2, &(0x7f0000004cc0)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) listen(r2, 0x8) r3 = accept4(r2, 0x0, 0x0, 0x0) sendmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000003740)="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", 0x4d1}], 0x1}, 0x0) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000040)={0x0, 0x1}, 0x8) sendmsg$nl_generic(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x1c, 0x41, 0x107, 0x0, 0x0, {0x1, 0x7c}, [@nested={0x5, 0x3, 0x0, 0x1, [@generic='B']}]}, 0x1c}}, 0x0) executing program 3: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000040)={0x802}, 0x10) sendmsg$nl_generic(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)={0x14, 0x4a, 0x201, 0x0, 0x0, {0xa, 0x0, 0x300}}, 0x14}}, 0x0) executing program 1: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000c80)=@base={0xb, 0x5, 0x2, 0x4, 0x5}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{0x18, 0x1, 0x1, 0x0, r0}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000007c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000880)='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$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000080)='kfree\x00', r1}, 0x10) r2 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x16, 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$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000180)={r2, 0x2000000, 0xe, 0x0, &(0x7f0000000200)="63eced8e46dc3f0adf33c9f7b986", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) executing program 3: r0 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$netlink(r0, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000700)=[{&(0x7f00000008c0)=ANY=[@ANYBLOB="e000000010000905000000000000000008004300ff030000a90000002b0e13e735a3184f123d6da2f1acfac0ee2dd2b184b27db1f302de337c00047948a4c53c00000000bf852c89866264aa55075f44e4ce28712d2828"], 0xe0}], 0x1}, 0x0) executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000bc0)={{0x14}, [@NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @bitwise={{0xc}, @val={0x20, 0x2, 0x0, 0x1, [@NFTA_BITWISE_LEN={0x8, 0x3, 0x1, 0x0, 0x4}, @NFTA_BITWISE_SREG={0x8, 0x1, 0x1, 0x0, 0x16}, @NFTA_BITWISE_DREG={0x8, 0x2, 0x1, 0x0, 0x16}, @NFTA_BITWISE_DATA={0x4}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x88}}, 0x0) executing program 1: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r0 = socket$kcm(0x10, 0x2, 0x4) recvmsg(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$kcm(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000c00)=[{&(0x7f0000000000)="48000000140081fb7059ae08060c04000aff0f0300000400003a000000006fabca1b4e7d06a6bd7c493872f750375ed08a562ad6e74703c48f93b82a02000000461eb886a5e54e8f", 0x48}], 0x1}, 0x0) executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000b00)={&(0x7f0000000bc0)={{0x14}, [@NFT_MSG_NEWRULE={0x60, 0x6, 0xa, 0x401, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x34, 0x4, 0x0, 0x1, [{0x30, 0x1, 0x0, 0x1, @bitwise={{0xc}, @val={0x20, 0x2, 0x0, 0x1, [@NFTA_BITWISE_LEN={0x8, 0x3, 0x1, 0x0, 0x4}, @NFTA_BITWISE_SREG={0x8, 0x1, 0x1, 0x0, 0x16}, @NFTA_BITWISE_DREG={0x8, 0x2, 0x1, 0x0, 0x16}, @NFTA_BITWISE_DATA={0x4}]}}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x88}}, 0x0) executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f00000000c0), 0x6db6e559) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x1e, 0x0, &(0x7f0000000080)) executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket(0x2, 0x80805, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000080)=[@in={0x2, 0x0, @private=0xa010101}]}, &(0x7f0000000100)=0x10) r2 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@assoc_value={0x0}, &(0x7f0000000380)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000040)={r3}, 0x8) executing program 4: unshare(0x62040200) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$igmp(0x2, 0x3, 0x2) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000000)=@broute={'broute\x00', 0x70, 0x0, 0x90, [0x0, 0x0, 0x0, 0x0, 0x20001300, 0x20001330], 0x0, 0x0, &(0x7f0000001300)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0x7fffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffe}]}, 0x108) executing program 2: bpf$PROG_LOAD(0x5, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000005c40)={0x0, 0x0, &(0x7f0000005c00)={&(0x7f0000000600)=@newtaction={0x78, 0x30, 0x1, 0x0, 0x0, {}, [{0x64, 0x1, [@m_bpf={0x60, 0x1, 0x0, 0x0, {{0x8}, {0x38, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_OPS_LEN={0x6}, @TCA_ACT_BPF_OPS={0x14, 0x4, [{0x0, 0xc1}, {}]}, @TCA_ACT_BPF_PARMS={0x18, 0x2, {0x0, 0x0, 0x87030000}}]}, {0x4}, {0xc}, {0xc}}}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x0) executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x6, 0x17, &(0x7f00000006c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b702000014000000b7030000000000008500000083000000bf090000000000005509010000000000950000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b70200000000000085000000a000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7020000000000008500000017000000bf91000000000000b7020000000000008500000085000000b70000000000000095"], &(0x7f0000000400)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0xfca804a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$TUNSETOFFLOAD(r0, 0xc004743e, 0x20001400) r1 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) bpf$BPF_MAP_CONST_STR_FREEZE(0x16, &(0x7f0000000480)={r1}, 0x4) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x1c, 0x10, &(0x7f00000004c0)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r1, @ANYBLOB="0000000000000000b70500000800000085000000b600000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x1d, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) ioctl$TUNSETOFFLOAD(r0, 0x40047452, 0x40323f827c0000) socket$nl_netfilter(0x10, 0x3, 0xc) r2 = socket$tipc(0x1e, 0x2, 0x0) bind$tipc(r2, &(0x7f0000000040)=@nameseq={0x1e, 0x1, 0x0, {0x42}}, 0x10) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f0000000240)={0x42, 0x1}, 0x10) r3 = socket$tipc(0x1e, 0x5, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) bind$tipc(r4, &(0x7f00000006c0)=@name={0x1e, 0x2, 0x0, {{0x42, 0x10000001}}}, 0x10) sendmsg$tipc(r3, &(0x7f0000000380)={&(0x7f0000000140)=@nameseq={0x1e, 0x1, 0x0, {0x42, 0x3, 0x3}}, 0x10, 0x0}, 0x0) executing program 2: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) preadv(r1, &(0x7f0000001340)=[{&(0x7f00000000c0)=""/148, 0x94}], 0x1, 0x0, 0x0) executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="380000001c00130400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="95000000140001"], 0x38}}, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000000)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)={0x5c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_AUTH_TYPE={0x8}, @key_params=[@NL80211_ATTR_KEY={0x18, 0x50, 0x0, 0x1, [@NL80211_KEY_IDX={0x5, 0x2, 0x5}, @NL80211_KEY_TYPE={0x8, 0x7, 0x1}, @NL80211_KEY_DEFAULT_MGMT={0x4}]}], @NL80211_ATTR_MAC={0xa, 0x6, @random="9203effbb1bc"}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x5c}}, 0x0) executing program 4: r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x11, 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r0, @ANYBLOB="0000000004000000b705000008000000850000006a00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='jbd2_handle_stats\x00', r1}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.events\x00', 0x275a, 0x0) program crashed: INFO: task hung in addrconf_dad_work bisect: bisecting 20 programs bisect: split chunks (needed=false): <20> bisect: split chunk #0 of len 20 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m3s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [5, 6, 5, 3, 3, 14, 4, 4, 5, 2, 3, 5, 4] detailed listing: executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f00000000c0), 0x6db6e559) mmap(&(0x7f0000000000/0x400000)=nil, 0x400000, 0x1, 0x10012, r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x1e, 0x0, &(0x7f0000000080)) executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) r1 = socket(0x2, 0x80805, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000080)=[@in={0x2, 0x0, @private=0xa010101}]}, &(0x7f0000000100)=0x10) r2 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000100)=@assoc_value={0x0}, &(0x7f0000000380)=0x8) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000000040)={r3}, 0x8) executing program 4: unshare(0x62040200) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3, 0x8031, 0xffffffffffffffff, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = socket$igmp(0x2, 0x3, 0x2) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000000)=@broute={'broute\x00', 0x70, 0x0, 0x90, [0x0, 0x0, 0x0, 0x0, 0x20001300, 0x20001330], 0x0, 0x0, &(0x7f0000001300)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0x7fffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffe}]}, 0x108) executing program 2: bpf$PROG_LOAD(0x5, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000005c40)={0x0, 0x0, &(0x7f0000005c00)={&(0x7f0000000600)=@newtaction={0x78, 0x30, 0x1, 0x0, 0x0, {}, [{0x64, 0x1, [@m_bpf={0x60, 0x1, 0x0, 0x0, {{0x8}, {0x38, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_OPS_LEN={0x6}, @TCA_ACT_BPF_OPS={0x14, 0x4, [{0x0, 0xc1}, {}]}, @TCA_ACT_BPF_PARMS={0x18, 0x2, {0x0, 0x0, 0x87030000}}]}, {0x4}, {0xc}, {0xc}}}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x0) executing program 2: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000000c0)=@base={0x1b, 0x0, 0x0, 0x8000}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000000)={0x6, 0x17, &(0x7f00000006c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b702000014000000b7030000000000008500000083000000bf090000000000005509010000000000950000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b70200000000000085000000a000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7020000000000008500000017000000bf91000000000000b7020000000000008500000085000000b70000000000000095"], &(0x7f0000000400)='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$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r1, 0xfca804a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50) executing program 2: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$TUNSETOFFLOAD(r0, 0xc004743e, 0x20001400) r1 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) bpf$BPF_MAP_CONST_STR_FREEZE(0x16, &(0x7f0000000480)={r1}, 0x4) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x1c, 0x10, &(0x7f00000004c0)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r1, @ANYBLOB="0000000000000000b70500000800000085000000b600000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x1d, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) ioctl$TUNSETOFFLOAD(r0, 0x40047452, 0x40323f827c0000) socket$nl_netfilter(0x10, 0x3, 0xc) r2 = socket$tipc(0x1e, 0x2, 0x0) bind$tipc(r2, &(0x7f0000000040)=@nameseq={0x1e, 0x1, 0x0, {0x42}}, 0x10) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f0000000240)={0x42, 0x1}, 0x10) r3 = socket$tipc(0x1e, 0x5, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) bind$tipc(r4, &(0x7f00000006c0)=@name={0x1e, 0x2, 0x0, {{0x42, 0x10000001}}}, 0x10) sendmsg$tipc(r3, &(0x7f0000000380)={&(0x7f0000000140)=@nameseq={0x1e, 0x1, 0x0, {0x42, 0x3, 0x3}}, 0x10, 0x0}, 0x0) executing program 2: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = openat$cgroup_subtree(r0, &(0x7f0000000080), 0x2, 0x0) preadv(r1, &(0x7f0000001340)=[{&(0x7f00000000c0)=""/148, 0x94}], 0x1, 0x0, 0x0) executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="380000001c00130400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="95000000140001"], 0x38}}, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000000)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)={0x5c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_AUTH_TYPE={0x8}, @key_params=[@NL80211_ATTR_KEY={0x18, 0x50, 0x0, 0x1, [@NL80211_KEY_IDX={0x5, 0x2, 0x5}, @NL80211_KEY_TYPE={0x8, 0x7, 0x1}, @NL80211_KEY_DEFAULT_MGMT={0x4}]}], @NL80211_ATTR_MAC={0xa, 0x6, @random="9203effbb1bc"}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x5c}}, 0x0) executing program 4: r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x11, 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r0, @ANYBLOB="0000000004000000b705000008000000850000006a00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='jbd2_handle_stats\x00', r1}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.events\x00', 0x275a, 0x0) program crashed: INFO: task hung in linkwatch_event bisect: the chunk can be dropped bisect: testing without sub-chunk 2/3 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, 5, 2, 3, 5, 4] detailed listing: executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="380000001c00130400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="95000000140001"], 0x38}}, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000000)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)={0x5c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_AUTH_TYPE={0x8}, @key_params=[@NL80211_ATTR_KEY={0x18, 0x50, 0x0, 0x1, [@NL80211_KEY_IDX={0x5, 0x2, 0x5}, @NL80211_KEY_TYPE={0x8, 0x7, 0x1}, @NL80211_KEY_DEFAULT_MGMT={0x4}]}], @NL80211_ATTR_MAC={0xa, 0x6, @random="9203effbb1bc"}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x5c}}, 0x0) executing program 4: r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x11, 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r0, @ANYBLOB="0000000004000000b705000008000000850000006a00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='jbd2_handle_stats\x00', r1}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.events\x00', 0x275a, 0x0) program crashed: INFO: task hung in addrconf_dad_work bisect: the chunk can be dropped bisect: testing without sub-chunk 3/3 bisect: split chunks (needed=true): <6> bisect: split chunk #0 of len 6 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}}): [3, 5, 4] detailed listing: executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000000)={'team0\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB="380000001c00130400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="95000000140001"], 0x38}}, 0x0) executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000000)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_AUTHENTICATE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)={0x5c, r1, 0x1, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_AUTH_TYPE={0x8}, @key_params=[@NL80211_ATTR_KEY={0x18, 0x50, 0x0, 0x1, [@NL80211_KEY_IDX={0x5, 0x2, 0x5}, @NL80211_KEY_TYPE={0x8, 0x7, 0x1}, @NL80211_KEY_DEFAULT_MGMT={0x4}]}], @NL80211_ATTR_MAC={0xa, 0x6, @random="9203effbb1bc"}, @NL80211_ATTR_SSID={0xa, 0x34, @default_ap_ssid}, @chandef_params=[@NL80211_ATTR_WIPHY_FREQ={0x8}]]}, 0x5c}}, 0x0) executing program 4: r0 = bpf$MAP_CREATE_CONST_STR(0x0, &(0x7f0000000340)={0x2, 0x4, 0x8, 0x1, 0x80, 0x0, 0x0, '\x00', 0x0, 0x0}, 0x48) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x11, 0x10, &(0x7f0000000580)=ANY=[@ANYBLOB="18000000000000000000000000000000b7080000000000007b8af8ff00000000b7080000000000007b8af0ff00000000bfa100000000000007010000f8ffffffbfa400000000000007040000f0ffffffb70200000800000018230000", @ANYRES32=r0, @ANYBLOB="0000000004000000b705000008000000850000006a00000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000180)={&(0x7f0000000080)='jbd2_handle_stats\x00', r1}, 0x10) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='memory.events\x00', 0x275a, 0x0) program did not crash bisect: testing without sub-chunk 2/2 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, 5, 2] detailed listing: executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) program crashed: INFO: task hung in addrconf_dad_work bisect: the chunk can be dropped bisect: split chunks (needed=true): <3> bisect: split chunk #0 of len 3 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}}): syz_open_procfs$namespace-mmap detailed listing: executing program 4: r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) program did not crash bisect: testing without sub-chunk 2/2 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, 5] detailed listing: executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) program crashed: INFO: task hung in linkwatch_event bisect: the chunk can be dropped bisect: split chunks (needed=true): <2> bisect: split chunk #0 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-bind$inet-socket$inet-setsockopt$sock_int-bind$inet detailed listing: executing program 4: r0 = socket$inet(0x2, 0x2, 0x1) bind$inet(r0, &(0x7f00000004c0)={0x2, 0x6e24, @empty}, 0x10) r1 = socket$inet(0x2, 0x2, 0x1) setsockopt$sock_int(r1, 0x1, 0xf, &(0x7f00000000c0)=0xffffffff, 0x4) bind$inet(r1, &(0x7f0000000000)={0x2, 0x6e24, @empty}, 0x10) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_CREATE-socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) program crashed: INFO: task hung in linkwatch_event bisect: the chunk can be dropped bisect: split chunks (needed=true): <1> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 1 programs left: executing program 2: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) bisect: trying to concatenate bisect: concatenate 1 entries testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_CREATE-socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) program crashed: INFO: task hung in addrconf_dad_work bisect: concatenation succeeded found reproducer with 4 syscalls minimizing guilty program testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_CREATE-socket$nl_route detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) socket$nl_route(0x10, 0x3, 0x0) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_CREATE-sendmsg$nl_route_sched detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) program crashed: INFO: task hung in addrconf_dad_work testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x9, &(0x7f00000002c0)={&(0x7f0000001c40)=@newtaction={0xf0, 0x30, 0x1, 0x0, 0x0, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}}, 0x0) program crashed: INFO: task hung in linkwatch_event testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, 0x0, 0x0) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in linkwatch_event simplifying C reproducer testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in addrconf_dad_work testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in netlink_dump testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in corrupted testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in addrconf_verify_work testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in addrconf_verify_work testing compiled C program (duration=9m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route_sched program crashed: INFO: task hung in addrconf_verify_work reproducing took 2h32m28.162686361s repro crashed as (corrupted=false): INFO: task kworker/u8:8:2414 blocked for more than 143 seconds. Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:8 state:D stack:21776 pid:2414 tgid:2414 ppid:2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_verify_work Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 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 Showing all locks held in the system: 3 locks held by kworker/0:1/9: 1 lock held by khungtaskd/30: #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 3 locks held by kworker/u8:8/2414: #0: ffff888029d2d148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888029d2d148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000951fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000951fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5e7448 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 2 locks held by getty/4852: #0: ffff88802a6fa0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900031332f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201 1 lock held by syz-executor709/5114: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xfde/0x1020 kernel/hung_task.c:379 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 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: events_power_efficient gc_worker RIP: 0010:match_held_lock+0x2/0xb0 kernel/locking/lockdep.c:5199 Code: 11 48 89 d8 48 83 c4 10 5b 41 5e 41 5f c3 cc cc cc cc e8 11 f9 ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 53 01 00 00 00 48 39 77 10 74 67 48 89 fb 81 7f 20 00 00 20 00 72 RSP: 0018:ffffc900000e78e0 EFLAGS: 00000097 RAX: 0000000000000000 RBX: ffff8880172c0ae0 RCX: ffff8880172c0000 RDX: 0000000000000000 RSI: ffffffff8e333f20 RDI: ffff8880172c0ae0 RBP: 0000000000000000 R08: ffffffff8fad50af R09: 1ffffffff1f5aa15 R10: dffffc0000000000 R11: fffffbfff1f5aa16 R12: 0000000000000246 R13: ffff8880172c0000 R14: 00000000ffffffff R15: ffffffff8e333f20 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8e090c6bd0 CR3: 000000000e132000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __lock_is_held kernel/locking/lockdep.c:5495 [inline] lock_is_held_type+0xa9/0x190 kernel/locking/lockdep.c:5825 lock_is_held include/linux/lockdep.h:231 [inline] __might_resched+0xf4/0x780 kernel/sched/core.c:10158 gc_worker+0xdda/0x1530 net/netfilter/nf_conntrack_core.c:1564 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 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: 1.150 msecs final repro crashed as (corrupted=false): INFO: task kworker/u8:8:2414 blocked for more than 143 seconds. Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:8 state:D stack:21776 pid:2414 tgid:2414 ppid:2 flags:0x00004000 Workqueue: ipv6_addrconf addrconf_verify_work Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x17e8/0x4a20 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752 addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 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 Showing all locks held in the system: 3 locks held by kworker/0:1/9: 1 lock held by khungtaskd/30: #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614 3 locks held by kworker/u8:8/2414: #0: ffff888029d2d148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3206 [inline] #0: ffff888029d2d148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830 kernel/workqueue.c:3312 #1: ffffc9000951fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3207 [inline] #1: ffffc9000951fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830 kernel/workqueue.c:3312 #2: ffffffff8f5e7448 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4733 2 locks held by getty/4852: #0: ffff88802a6fa0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900031332f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201 1 lock held by syz-executor709/5114: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114 nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline] watchdog+0xfde/0x1020 kernel/hung_task.c:379 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 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 9 Comm: kworker/0:1 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: events_power_efficient gc_worker RIP: 0010:match_held_lock+0x2/0xb0 kernel/locking/lockdep.c:5199 Code: 11 48 89 d8 48 83 c4 10 5b 41 5e 41 5f c3 cc cc cc cc e8 11 f9 ff ff 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 53 01 00 00 00 48 39 77 10 74 67 48 89 fb 81 7f 20 00 00 20 00 72 RSP: 0018:ffffc900000e78e0 EFLAGS: 00000097 RAX: 0000000000000000 RBX: ffff8880172c0ae0 RCX: ffff8880172c0000 RDX: 0000000000000000 RSI: ffffffff8e333f20 RDI: ffff8880172c0ae0 RBP: 0000000000000000 R08: ffffffff8fad50af R09: 1ffffffff1f5aa15 R10: dffffc0000000000 R11: fffffbfff1f5aa16 R12: 0000000000000246 R13: ffff8880172c0000 R14: 00000000ffffffff R15: ffffffff8e333f20 FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8e090c6bd0 CR3: 000000000e132000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __lock_is_held kernel/locking/lockdep.c:5495 [inline] lock_is_held_type+0xa9/0x190 kernel/locking/lockdep.c:5825 lock_is_held include/linux/lockdep.h:231 [inline] __might_resched+0xf4/0x780 kernel/sched/core.c:10158 gc_worker+0xdda/0x1530 net/netfilter/nf_conntrack_core.c:1564 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd70 kernel/workqueue.c:3393 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: 1.150 msecs