Extracting prog: 3h32m11.126815291s Minimizing prog: 1h10m48.656474324s Simplifying prog options: 0s Extracting C: 3m29.152501475s Simplifying C: 28m21.411007349s extracting reproducer from 58 programs testing a last program of every proc single: executing 13 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$evdev-ioctl$EVIOCGPROP detailed listing: executing program 0: r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x2002) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000040)=""/131) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000ac0)={0x0, 0x0, &(0x7f0000000a80)={&(0x7f0000000a00)=ANY=[@ANYBLOB="3c0000001200010026bd7000fedbdf2500000000", @ANYRES32=r0, @ANYBLOB="00210100bf0dcf6208001d00f8ffff"], 0x3c}}, 0x200000c0) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-read detailed listing: executing program 0: r0 = socket$inet(0x2, 0x802, 0x1) read(r0, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet_udp-ioctl$sock_inet_SIOCSIFDSTADDR detailed listing: executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={'ipvlan1\x00', {0x2, 0x4e23, @loopback=0xac141436}}) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-msync detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x2000001, 0x6031, 0xffffffffffffffff, 0x0) msync(&(0x7f0000952000/0x2000)=nil, 0x87abbe8d1cc6ad9, 0x6) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-preadv detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs-preadv detailed listing: executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) program did not crash single: failed to extract reproducer bisect: bisecting 58 programs with base timeout 6m0s testing program (duration=6m14s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 4: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/consoles\x00', 0x0, 0x0) preadv(r0, &(0x7f00000002c0)=[{&(0x7f0000000440)=""/244, 0xf4}], 0x1, 0x800, 0xfff) executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x2, 0x4, &(0x7f0000000200)=ANY=[@ANYBLOB="180000000300000000000000feffff10850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x100, 0x70, '\x00', 0x0, @fallback=0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f00000012c0)={r0, 0x0, 0x2a, 0x0, @val=@uprobe_multi={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}}, 0x40) executing program 4: r0 = socket$kcm(0x21, 0x2, 0xa) sendmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000000)=@rxrpc=@in6={0x21, 0xfffc, 0x2, 0x1c, {0xa, 0x0, 0x4, @dev}}, 0x24, 0x0, 0x0, &(0x7f00000000c0)=[{0x18, 0x110, 0x1, "dc"}], 0x18}, 0x404f444) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000002a00)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x421, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_REMOTE={0x8, 0x7, @broadcast}]}}}, @IFLA_ADDRESS={0xa, 0x1, @dev}]}, 0x48}}, 0x0) executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x51) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x8}) executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 32: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)={{0x14}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x2c, 0x3, 0xa, 0x101, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz2\x00'}]}, @NFT_MSG_NEWRULE={0x3c, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_RULE_CHAIN_ID={0x8}, @NFTA_RULE_EXPRESSIONS={0x14, 0x4, 0x0, 0x1, [{0x10, 0x1, 0x0, 0x1, @hash={{0x9}, @void}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}]}], {0x14}}, 0xb0}}, 0x0) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c0000002f00090027bd7000fddbdf250400000008001a8004"], 0x1c}, 0x1, 0x0, 0x0, 0x42804}, 0x84) executing program 5: r0 = openat$smackfs_change_rule(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$smackfs_change_rule(r0, &(0x7f0000000080)={'(', 0x20, '*,', 0x20, 'rtb', 0x20, 'rwxtl'}, 0xf) executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETMODE(r0, 0x4b3a, 0x3) executing program 5: r0 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f0000002800), 0x2, 0x0) write$smackfs_labels_list(r0, &(0x7f0000002840), 0x1) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) executing program 1: r0 = syz_open_dev$dri(&(0x7f0000000080), 0x0, 0x0) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f00000000c0)={0x1, 0x7, 0x5, 0x8}) executing program 1: mlock(&(0x7f0000ffb000/0x3000)=nil, 0x3000) move_pages(0x0, 0x2, &(0x7f00000003c0)=[&(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil], &(0x7f0000000540)=[0x1, 0x1], &(0x7f0000001680), 0x0) executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000001640)=@newtaction={0xf0, 0x30, 0x1, 0x2, 0x25dfdbfc, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x0, 0x0, 0x2, 0x0, 0x446, {}, {0x0, 0x0, 0x0, 0x0, 0x4}, 0xfffffffd}}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1, 0x0, 0x401, 0x1, 0x0, {0x0, 0x0, 0x0, 0x401}}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}, 0x1, 0x0, 0x0, 0x8010}, 0x2000000) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="5c000000020601030000000000000000000000000900020073797a3000000000050001000600000005000500000000000500040000000000140007800800114000000000050015000c0000000d000300686173683a6d6163"], 0x5c}}, 0x0) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000840)={{0x14, 0x10, 0x4}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x201, 0x0, 0x0, {0x7}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWSET={0x3c, 0x9, 0xa, 0x401, 0x0, 0x0, {0x7}, [@NFTA_SET_ID={0x8}, @NFTA_SET_NAME={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_KEY_LEN={0x8, 0x5, 0x1, 0x0, 0x21}]}, @NFT_MSG_NEWSETELEM={0x6c, 0xc, 0xa, 0x301, 0x0, 0x0, {0x7, 0x0, 0x9}, [@NFTA_SET_ELEM_LIST_SET={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x40, 0x3, 0x0, 0x1, [{0x3c, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_FLAGS={0x8, 0x3, 0x1, 0x0, 0x2}, @NFTA_SET_ELEM_EXPRESSIONS={0x30, 0xb, 0x0, 0x1, [{0x2c, 0x1, 0x0, 0x1, @quota={{0xa}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_QUOTA_BYTES={0xc}, @NFTA_QUOTA_CONSUMED={0xc, 0x4, 0x1, 0x0, 0xc707}]}}}]}]}]}]}], {0x14, 0x10, 0x1, 0x0, 0x0, {0x0, 0x84}}}, 0xf0}}, 0x0) executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 0x0) executing program 34: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) executing program 35: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 0x0) executing program 0: ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, 0x0) syz_usb_connect(0x2, 0xa1, &(0x7f00000000c0)=ANY=[@ANYBLOB="12010003546ab520b1134200e4f50102030109028f0001050300030904f6040306a40008090501010002"], &(0x7f0000000c00)={0x0, 0x0, 0x0, 0x0}) executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000780)={0x38, 0x42, 0x1, 0x0, 0x0, {0x3, 0x1}, [@generic="0f000000", @typed={0x16, 0x1, 0x0, 0x0, @binary="00112233445566778899aabb8100850d08d5"}, @nested={0x4, 0x8002}, @nested={0x4, 0x8003}]}, 0x38}, 0x1, 0x0, 0x0, 0x8c067f4a5d6b3cc2}, 0x0) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x48) executing program 7: r0 = socket$kcm(0x2, 0x3, 0x2) sendmsg$inet(r0, &(0x7f0000001640)={&(0x7f0000000a40)={0x2, 0x0, @multicast2=0xe0000001}, 0x10, 0x0, 0x0, &(0x7f0000000500)=[@ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4, 0x1}, @generic={0x44, 0x4, "9fff"}]}}}], 0x18}, 0x0) executing program 7: r0 = socket$netlink(0x10, 0x3, 0x9) ioctl$sock_netdev_private(r0, 0x8911, &(0x7f0000000180)="85a075f4353a") executing program 3: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/vlan/config\x00') preadv(r0, &(0x7f00000006c0)=[{&(0x7f0000000040)=""/44, 0x2c}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000300)=""/228, 0xe4}], 0x3, 0x47, 0x4) executing program 7: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000480)={0x7, 0x3, &(0x7f0000000740)=@framed={{0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x1ff}}, &(0x7f0000000000)='GPL\x00', 0x4, 0xee, &(0x7f0000000340)=""/238, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffefc}, 0x94) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000040)={r0, 0xe0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x1, 0xfffffffffffffffc}}, 0x10) executing program 7: r0 = syz_io_uring_setup(0xf00, &(0x7f0000000400)={0x0, 0x0, 0x10000, 0x0, 0x40055}, &(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000080)) io_uring_register$IORING_UNREGISTER_FILES(r0, 0x3, 0x0, 0x0) executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000002780), 0x2280) fcntl$setstatus(r0, 0x4, 0x0) executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001080)={0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8923, &(0x7f0000000080)={'veth0_to_hsr\x00', @random="2e2e00640188"}) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@ipv6_delrule={0x24, 0x21, 0x1, 0x70bd28, 0x0, {}, [@FIB_RULE_POLICY=@FRA_PROTOCOL={0x5, 0x15, 0x2}]}, 0x24}}, 0x0) executing program 2: r0 = openat$iommufd(0xffffffffffffff9c, &(0x7f0000000100), 0xc00, 0x0) ioctl$IOMMU_IOAS_COPY(r0, 0x3b83, &(0x7f0000000200)={0x28, 0x8, 0x0, 0x0, 0x4, 0x0, 0x9}) executing program 8: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130700000000fcdbdf256401010000000000000000000000000020010000000000000000000000000001000000004e2100020200000033000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0x16c}, 0x1, 0x0, 0x0, 0x880}, 0x40400c4) executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000440)={0x30, 0x0, 0x8, 0x201, 0x0, 0x0, {0x3, 0x0, 0xfffd}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x8906}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x6}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000041}, 0x2008044) executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0x13, &(0x7f0000000340)=ANY=[@ANYBLOB="1800000000000000000000000000000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000ffffff858500000071000000180100002020732500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x32, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0x10, 0x10, &(0x7f00000002c0)="0000ffffffffa000", &(0x7f0000000300)=""/8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x4c) executing program 8: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) writev(r0, &(0x7f0000002200)=[{&(0x7f0000000380)="5f65af70", 0x4}], 0x1) executing program 7: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x2000001, 0x6031, 0xffffffffffffffff, 0x0) msync(&(0x7f0000952000/0x2000)=nil, 0x87abbe8d1cc6ad9, 0x6) executing program 3: r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) connect$802154_dgram(r0, &(0x7f0000000000)={0x24, @long={0x3, 0x1, {0xaaaaaaaaaaaa0102}}}, 0xb) executing program 2: r0 = syz_open_dev$sndpcmp(&(0x7f0000000b00), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_HW_REFINE(r0, 0xc2604110, &(0x7f0000000300)={0x200000, [[0x9ef8, 0xfffffffd, 0x0, 0x0, 0x0, 0x0, 0x10000d], [0x10000, 0x0, 0x20000], [0x7, 0x0, 0x0, 0x0, 0x9, 0x7ff]], '\x00', [{0x5}, {0x0, 0x5}, {}, {0x4, 0x80000000}, {0x3, 0x40000000, 0x0, 0x1, 0x1}, {0x0, 0xfffffff9, 0x1}, {0xfffffffd}, {}, {0x0, 0x200006}, {0x0, 0xfffffffe}, {}, {0xffffffff}], '\x00', 0x1000}) executing program 8: r0 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt(r0, 0x0, 0x8, 0x0, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_int(r0, 0x0, 0x6, 0x0, 0x0) executing program 3: set_mempolicy(0x4005, &(0x7f0000000040)=0x13, 0x6) lsetxattr$system_posix_acl(&(0x7f0000000100)='./cgroup\x00', &(0x7f0000000140)='system.posix_acl_default\x00', 0x0, 0xfecc, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'netdevsim0\x00', &(0x7f0000000000)=@ethtool_ringparam={0x11, 0xffff5257, 0x22e2e, 0x100, 0x7, 0x3, 0x0, 0x0, 0xffff}}) executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={'ipvlan1\x00', {0x2, 0x4e23, @loopback=0xac141436}}) executing program 8: r0 = epoll_create1(0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000000)={0xd2f0, 0x2000, 0x0, 0x400adea}) executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000780)=@newsa={0x138, 0x10, 0x1, 0xfffffffe, 0x25dfdbfd, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @in6=@private1, 0x1, 0x714, 0x4e23, 0x5, 0x0, 0x0, 0x80, 0x3c}, {@in=@dev={0xac, 0x14, 0x14, 0x17}, 0x4d4, 0x6c}, @in=@broadcast, {0x0, 0x192, 0x6, 0xffff, 0x8251a, 0x1, 0xfffffffffffffff8, 0x2}, {0xffffffffffffffff, 0x2a, 0x1f, 0x101}, {0x2, 0xfffffffc, 0xffffffbc}, 0x70bd2a, 0x0, 0x2, 0x5, 0x0, 0x60}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}}}]}, 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0) executing program 8: r0 = syz_open_dev$MSR(&(0x7f0000000040), 0x1ff, 0x0) ioctl$X86_IOC_RDMSR_REGS(r0, 0xc02063a0, &(0x7f0000000240)=[0x1, 0xfffffffd, 0xfffffff9, 0x200, 0x8, 0x5, 0x2, 0x7]) executing program 2: r0 = socket$inet(0x2, 0x802, 0x1) read(r0, 0x0, 0x0) executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000ac0)={0x0, 0x0, &(0x7f0000000a80)={&(0x7f0000000a00)=ANY=[@ANYBLOB="3c0000001200010026bd7000fedbdf2500000000", @ANYRES32=r0, @ANYBLOB="00210100bf0dcf6208001d00f8ffff"], 0x3c}}, 0x200000c0) executing program 8: r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x2002) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000040)=""/131) program crashed: INFO: task hung in nfsd_nl_listener_get_doit bisect: bisecting 58 programs bisect: split chunks (needed=false): <58> bisect: split chunk #0 of len 58 into 3 parts bisect: testing without sub-chunk 1/3 testing program (duration=6m9s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 1: r0 = syz_open_dev$dri(&(0x7f0000000080), 0x0, 0x0) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f00000000c0)={0x1, 0x7, 0x5, 0x8}) executing program 1: mlock(&(0x7f0000ffb000/0x3000)=nil, 0x3000) move_pages(0x0, 0x2, &(0x7f00000003c0)=[&(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x3000)=nil], &(0x7f0000000540)=[0x1, 0x1], &(0x7f0000001680), 0x0) executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000001640)=@newtaction={0xf0, 0x30, 0x1, 0x2, 0x25dfdbfc, {}, [{0xdc, 0x1, [@m_police={0x6c, 0x1, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x0, 0x0, 0x2, 0x0, 0x446, {}, {0x0, 0x0, 0x0, 0x0, 0x4}, 0xfffffffd}}]]}, {0x4}, {0xc}, {0xc}}}, @m_police={0x6c, 0x2, 0x0, 0x0, {{0xb}, {0x40, 0x2, 0x0, 0x1, [[@TCA_POLICE_TBF={0x3c, 0x1, {0x1, 0x0, 0x401, 0x1, 0x0, {0x0, 0x0, 0x0, 0x401}}}]]}, {0x4}, {0xc}, {0xc}}}]}]}, 0xf0}, 0x1, 0x0, 0x0, 0x8010}, 0x2000000) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="5c000000020601030000000000000000000000000900020073797a3000000000050001000600000005000500000000000500040000000000140007800800114000000000050015000c0000000d000300686173683a6d6163"], 0x5c}}, 0x0) executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000840)={{0x14, 0x10, 0x4}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x201, 0x0, 0x0, {0x7}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWSET={0x3c, 0x9, 0xa, 0x401, 0x0, 0x0, {0x7}, [@NFTA_SET_ID={0x8}, @NFTA_SET_NAME={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_KEY_LEN={0x8, 0x5, 0x1, 0x0, 0x21}]}, @NFT_MSG_NEWSETELEM={0x6c, 0xc, 0xa, 0x301, 0x0, 0x0, {0x7, 0x0, 0x9}, [@NFTA_SET_ELEM_LIST_SET={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x40, 0x3, 0x0, 0x1, [{0x3c, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_FLAGS={0x8, 0x3, 0x1, 0x0, 0x2}, @NFTA_SET_ELEM_EXPRESSIONS={0x30, 0xb, 0x0, 0x1, [{0x2c, 0x1, 0x0, 0x1, @quota={{0xa}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_QUOTA_BYTES={0xc}, @NFTA_QUOTA_CONSUMED={0xc, 0x4, 0x1, 0x0, 0xc707}]}}}]}]}]}]}], {0x14, 0x10, 0x1, 0x0, 0x0, {0x0, 0x84}}}, 0xf0}}, 0x0) executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 0x0) executing program 34: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) executing program 35: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001080)={0x14, 0x27, 0x301, 0x270bf27, 0x25dfdbf8, {0x1}}, 0x14}}, 0x0) executing program 0: ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, 0x0) syz_usb_connect(0x2, 0xa1, &(0x7f00000000c0)=ANY=[@ANYBLOB="12010003546ab520b1134200e4f50102030109028f0001050300030904f6040306a40008090501010002"], &(0x7f0000000c00)={0x0, 0x0, 0x0, 0x0}) executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000780)={0x38, 0x42, 0x1, 0x0, 0x0, {0x3, 0x1}, [@generic="0f000000", @typed={0x16, 0x1, 0x0, 0x0, @binary="00112233445566778899aabb8100850d08d5"}, @nested={0x4, 0x8002}, @nested={0x4, 0x8003}]}, 0x38}, 0x1, 0x0, 0x0, 0x8c067f4a5d6b3cc2}, 0x0) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x48) executing program 7: r0 = socket$kcm(0x2, 0x3, 0x2) sendmsg$inet(r0, &(0x7f0000001640)={&(0x7f0000000a40)={0x2, 0x0, @multicast2=0xe0000001}, 0x10, 0x0, 0x0, &(0x7f0000000500)=[@ip_retopts={{0x18, 0x0, 0x7, {[@ra={0x94, 0x4, 0x1}, @generic={0x44, 0x4, "9fff"}]}}}], 0x18}, 0x0) executing program 7: r0 = socket$netlink(0x10, 0x3, 0x9) ioctl$sock_netdev_private(r0, 0x8911, &(0x7f0000000180)="85a075f4353a") executing program 3: r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='net/vlan/config\x00') preadv(r0, &(0x7f00000006c0)=[{&(0x7f0000000040)=""/44, 0x2c}, {&(0x7f0000000280)=""/36, 0x24}, {&(0x7f0000000300)=""/228, 0xe4}], 0x3, 0x47, 0x4) executing program 7: r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000480)={0x7, 0x3, &(0x7f0000000740)=@framed={{0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x1ff}}, &(0x7f0000000000)='GPL\x00', 0x4, 0xee, &(0x7f0000000340)=""/238, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffefc}, 0x94) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000040)={r0, 0xe0, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x1, 0xfffffffffffffffc}}, 0x10) executing program 7: r0 = syz_io_uring_setup(0xf00, &(0x7f0000000400)={0x0, 0x0, 0x10000, 0x0, 0x40055}, &(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000080)) io_uring_register$IORING_UNREGISTER_FILES(r0, 0x3, 0x0, 0x0) executing program 3: r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000002780), 0x2280) fcntl$setstatus(r0, 0x4, 0x0) executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001080)={0xffffffffffffffff}) ioctl$SIOCSIFHWADDR(r0, 0x8923, &(0x7f0000000080)={'veth0_to_hsr\x00', @random="2e2e00640188"}) executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=@ipv6_delrule={0x24, 0x21, 0x1, 0x70bd28, 0x0, {}, [@FIB_RULE_POLICY=@FRA_PROTOCOL={0x5, 0x15, 0x2}]}, 0x24}}, 0x0) executing program 2: r0 = openat$iommufd(0xffffffffffffff9c, &(0x7f0000000100), 0xc00, 0x0) ioctl$IOMMU_IOAS_COPY(r0, 0x3b83, &(0x7f0000000200)={0x28, 0x8, 0x0, 0x0, 0x4, 0x0, 0x9}) executing program 8: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130700000000fcdbdf256401010000000000000000000000000020010000000000000000000000000001000000004e2100020200000033000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0x16c}, 0x1, 0x0, 0x0, 0x880}, 0x40400c4) executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000440)={0x30, 0x0, 0x8, 0x201, 0x0, 0x0, {0x3, 0x0, 0xfffd}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x8906}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x6}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000041}, 0x2008044) executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0x13, &(0x7f0000000340)=ANY=[@ANYBLOB="1800000000000000000000000000000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000ffffff858500000071000000180100002020732500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x32, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0x10, 0x10, &(0x7f00000002c0)="0000ffffffffa000", &(0x7f0000000300)=""/8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x4c) executing program 8: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) writev(r0, &(0x7f0000002200)=[{&(0x7f0000000380)="5f65af70", 0x4}], 0x1) executing program 7: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x2000001, 0x6031, 0xffffffffffffffff, 0x0) msync(&(0x7f0000952000/0x2000)=nil, 0x87abbe8d1cc6ad9, 0x6) executing program 3: r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) connect$802154_dgram(r0, &(0x7f0000000000)={0x24, @long={0x3, 0x1, {0xaaaaaaaaaaaa0102}}}, 0xb) executing program 2: r0 = syz_open_dev$sndpcmp(&(0x7f0000000b00), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_HW_REFINE(r0, 0xc2604110, &(0x7f0000000300)={0x200000, [[0x9ef8, 0xfffffffd, 0x0, 0x0, 0x0, 0x0, 0x10000d], [0x10000, 0x0, 0x20000], [0x7, 0x0, 0x0, 0x0, 0x9, 0x7ff]], '\x00', [{0x5}, {0x0, 0x5}, {}, {0x4, 0x80000000}, {0x3, 0x40000000, 0x0, 0x1, 0x1}, {0x0, 0xfffffff9, 0x1}, {0xfffffffd}, {}, {0x0, 0x200006}, {0x0, 0xfffffffe}, {}, {0xffffffff}], '\x00', 0x1000}) executing program 8: r0 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt(r0, 0x0, 0x8, 0x0, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_int(r0, 0x0, 0x6, 0x0, 0x0) executing program 3: set_mempolicy(0x4005, &(0x7f0000000040)=0x13, 0x6) lsetxattr$system_posix_acl(&(0x7f0000000100)='./cgroup\x00', &(0x7f0000000140)='system.posix_acl_default\x00', 0x0, 0xfecc, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'netdevsim0\x00', &(0x7f0000000000)=@ethtool_ringparam={0x11, 0xffff5257, 0x22e2e, 0x100, 0x7, 0x3, 0x0, 0x0, 0xffff}}) executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={'ipvlan1\x00', {0x2, 0x4e23, @loopback=0xac141436}}) executing program 8: r0 = epoll_create1(0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000000)={0xd2f0, 0x2000, 0x0, 0x400adea}) executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000780)=@newsa={0x138, 0x10, 0x1, 0xfffffffe, 0x25dfdbfd, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @in6=@private1, 0x1, 0x714, 0x4e23, 0x5, 0x0, 0x0, 0x80, 0x3c}, {@in=@dev={0xac, 0x14, 0x14, 0x17}, 0x4d4, 0x6c}, @in=@broadcast, {0x0, 0x192, 0x6, 0xffff, 0x8251a, 0x1, 0xfffffffffffffff8, 0x2}, {0xffffffffffffffff, 0x2a, 0x1f, 0x101}, {0x2, 0xfffffffc, 0xffffffbc}, 0x70bd2a, 0x0, 0x2, 0x5, 0x0, 0x60}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}}}]}, 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0) executing program 8: r0 = syz_open_dev$MSR(&(0x7f0000000040), 0x1ff, 0x0) ioctl$X86_IOC_RDMSR_REGS(r0, 0xc02063a0, &(0x7f0000000240)=[0x1, 0xfffffffd, 0xfffffff9, 0x200, 0x8, 0x5, 0x2, 0x7]) executing program 2: r0 = socket$inet(0x2, 0x802, 0x1) read(r0, 0x0, 0x0) executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000ac0)={0x0, 0x0, &(0x7f0000000a80)={&(0x7f0000000a00)=ANY=[@ANYBLOB="3c0000001200010026bd7000fedbdf2500000000", @ANYRES32=r0, @ANYBLOB="00210100bf0dcf6208001d00f8ffff"], 0x3c}}, 0x200000c0) executing program 8: r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x2002) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000040)=""/131) program did not crash bisect: testing without sub-chunk 2/3 testing program (duration=6m9s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 4: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/consoles\x00', 0x0, 0x0) preadv(r0, &(0x7f00000002c0)=[{&(0x7f0000000440)=""/244, 0xf4}], 0x1, 0x800, 0xfff) executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x2, 0x4, &(0x7f0000000200)=ANY=[@ANYBLOB="180000000300000000000000feffff10850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x100, 0x70, '\x00', 0x0, @fallback=0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f00000012c0)={r0, 0x0, 0x2a, 0x0, @val=@uprobe_multi={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}}, 0x40) executing program 4: r0 = socket$kcm(0x21, 0x2, 0xa) sendmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000000)=@rxrpc=@in6={0x21, 0xfffc, 0x2, 0x1c, {0xa, 0x0, 0x4, @dev}}, 0x24, 0x0, 0x0, &(0x7f00000000c0)=[{0x18, 0x110, 0x1, "dc"}], 0x18}, 0x404f444) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000002a00)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x421, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_REMOTE={0x8, 0x7, @broadcast}]}}}, @IFLA_ADDRESS={0xa, 0x1, @dev}]}, 0x48}}, 0x0) executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x51) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x8}) executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 32: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)={{0x14}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x2c, 0x3, 0xa, 0x101, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz2\x00'}]}, @NFT_MSG_NEWRULE={0x3c, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_RULE_CHAIN_ID={0x8}, @NFTA_RULE_EXPRESSIONS={0x14, 0x4, 0x0, 0x1, [{0x10, 0x1, 0x0, 0x1, @hash={{0x9}, @void}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}]}], {0x14}}, 0xb0}}, 0x0) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c0000002f00090027bd7000fddbdf250400000008001a8004"], 0x1c}, 0x1, 0x0, 0x0, 0x42804}, 0x84) executing program 5: r0 = openat$smackfs_change_rule(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$smackfs_change_rule(r0, &(0x7f0000000080)={'(', 0x20, '*,', 0x20, 'rtb', 0x20, 'rwxtl'}, 0xf) executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETMODE(r0, 0x4b3a, 0x3) executing program 5: r0 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f0000002800), 0x2, 0x0) write$smackfs_labels_list(r0, &(0x7f0000002840), 0x1) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) executing program 8: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130700000000fcdbdf256401010000000000000000000000000020010000000000000000000000000001000000004e2100020200000033000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="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"], 0x16c}, 0x1, 0x0, 0x0, 0x880}, 0x40400c4) executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000440)={0x30, 0x0, 0x8, 0x201, 0x0, 0x0, {0x3, 0x0, 0xfffd}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz1\x00'}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x8906}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x6}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000041}, 0x2008044) executing program 0: r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0x13, &(0x7f0000000340)=ANY=[@ANYBLOB="1800000000000000000000000000000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b7030000ffffff858500000071000000180100002020732500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x32, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0x10, 0x10, &(0x7f00000002c0)="0000ffffffffa000", &(0x7f0000000300)=""/8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x4c) executing program 8: pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) writev(r0, &(0x7f0000002200)=[{&(0x7f0000000380)="5f65af70", 0x4}], 0x1) executing program 7: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x2000001, 0x6031, 0xffffffffffffffff, 0x0) msync(&(0x7f0000952000/0x2000)=nil, 0x87abbe8d1cc6ad9, 0x6) executing program 3: r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) connect$802154_dgram(r0, &(0x7f0000000000)={0x24, @long={0x3, 0x1, {0xaaaaaaaaaaaa0102}}}, 0xb) executing program 2: r0 = syz_open_dev$sndpcmp(&(0x7f0000000b00), 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_HW_REFINE(r0, 0xc2604110, &(0x7f0000000300)={0x200000, [[0x9ef8, 0xfffffffd, 0x0, 0x0, 0x0, 0x0, 0x10000d], [0x10000, 0x0, 0x20000], [0x7, 0x0, 0x0, 0x0, 0x9, 0x7ff]], '\x00', [{0x5}, {0x0, 0x5}, {}, {0x4, 0x80000000}, {0x3, 0x40000000, 0x0, 0x1, 0x1}, {0x0, 0xfffffff9, 0x1}, {0xfffffffd}, {}, {0x0, 0x200006}, {0x0, 0xfffffffe}, {}, {0xffffffff}], '\x00', 0x1000}) executing program 8: r0 = socket$can_raw(0x1d, 0x3, 0x1) setsockopt(r0, 0x0, 0x8, 0x0, 0x0) executing program 0: r0 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_int(r0, 0x0, 0x6, 0x0, 0x0) executing program 3: set_mempolicy(0x4005, &(0x7f0000000040)=0x13, 0x6) lsetxattr$system_posix_acl(&(0x7f0000000100)='./cgroup\x00', &(0x7f0000000140)='system.posix_acl_default\x00', 0x0, 0xfecc, 0x0) executing program 2: r0 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'netdevsim0\x00', &(0x7f0000000000)=@ethtool_ringparam={0x11, 0xffff5257, 0x22e2e, 0x100, 0x7, 0x3, 0x0, 0x0, 0xffff}}) executing program 3: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000040)={'ipvlan1\x00', {0x2, 0x4e23, @loopback=0xac141436}}) executing program 8: r0 = epoll_create1(0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000000)={0xd2f0, 0x2000, 0x0, 0x400adea}) executing program 0: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000780)=@newsa={0x138, 0x10, 0x1, 0xfffffffe, 0x25dfdbfd, {{@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @in6=@private1, 0x1, 0x714, 0x4e23, 0x5, 0x0, 0x0, 0x80, 0x3c}, {@in=@dev={0xac, 0x14, 0x14, 0x17}, 0x4d4, 0x6c}, @in=@broadcast, {0x0, 0x192, 0x6, 0xffff, 0x8251a, 0x1, 0xfffffffffffffff8, 0x2}, {0xffffffffffffffff, 0x2a, 0x1f, 0x101}, {0x2, 0xfffffffc, 0xffffffbc}, 0x70bd2a, 0x0, 0x2, 0x5, 0x0, 0x60}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}}}]}, 0x138}, 0x1, 0x0, 0x0, 0x8801}, 0x0) executing program 8: r0 = syz_open_dev$MSR(&(0x7f0000000040), 0x1ff, 0x0) ioctl$X86_IOC_RDMSR_REGS(r0, 0xc02063a0, &(0x7f0000000240)=[0x1, 0xfffffffd, 0xfffffff9, 0x200, 0x8, 0x5, 0x2, 0x7]) executing program 2: r0 = socket$inet(0x2, 0x802, 0x1) read(r0, 0x0, 0x0) executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000ac0)={0x0, 0x0, &(0x7f0000000a80)={&(0x7f0000000a00)=ANY=[@ANYBLOB="3c0000001200010026bd7000fedbdf2500000000", @ANYRES32=r0, @ANYBLOB="00210100bf0dcf6208001d00f8ffff"], 0x3c}}, 0x200000c0) executing program 8: r0 = syz_open_dev$evdev(&(0x7f0000000000), 0x0, 0x2002) ioctl$EVIOCGPROP(r0, 0x80404509, &(0x7f0000000040)=""/131) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: testing without sub-chunk 3/3 testing program (duration=6m5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 4: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000006c0)='/proc/consoles\x00', 0x0, 0x0) preadv(r0, &(0x7f00000002c0)=[{&(0x7f0000000440)=""/244, 0xf4}], 0x1, 0x800, 0xfff) executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x2, 0x4, &(0x7f0000000200)=ANY=[@ANYBLOB="180000000300000000000000feffff10850000000700000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x100, 0x70, '\x00', 0x0, @fallback=0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f00000012c0)={r0, 0x0, 0x2a, 0x0, @val=@uprobe_multi={0x0, 0x0, 0x0, 0x0, 0x0, 0x1}}, 0x40) executing program 4: r0 = socket$kcm(0x21, 0x2, 0xa) sendmsg$kcm(r0, &(0x7f0000000080)={&(0x7f0000000000)=@rxrpc=@in6={0x21, 0xfffc, 0x2, 0x1c, {0xa, 0x0, 0x4, @dev}}, 0x24, 0x0, 0x0, &(0x7f00000000c0)=[{0x18, 0x110, 0x1, "dc"}], 0x18}, 0x404f444) executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000002a00)={&(0x7f00000003c0)=@newlink={0x48, 0x10, 0x421, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @gretap={{0xb}, {0xc, 0x2, 0x0, 0x1, [@IFLA_GRE_REMOTE={0x8, 0x7, @broadcast}]}}}, @IFLA_ADDRESS={0xa, 0x1, @dev}]}, 0x48}}, 0x0) executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x51) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000080)={0x8}) executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 32: r0 = syz_open_procfs(0x0, &(0x7f0000000300)='uid_map\x00') preadv(r0, &(0x7f0000000540)=[{&(0x7f0000000140)=""/39, 0x27}], 0x1, 0x21, 0x4) executing program 5: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000400)={{0x14}, [@NFT_MSG_NEWTABLE={0x20, 0x0, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}]}, @NFT_MSG_NEWCHAIN={0x2c, 0x3, 0xa, 0x101, 0x0, 0x0, {0x1}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_NAME={0x9, 0x3, 'syz2\x00'}]}, @NFT_MSG_NEWRULE={0x3c, 0x6, 0xa, 0x401, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NFTA_RULE_CHAIN_ID={0x8}, @NFTA_RULE_EXPRESSIONS={0x14, 0x4, 0x0, 0x1, [{0x10, 0x1, 0x0, 0x1, @hash={{0x9}, @void}}]}, @NFTA_RULE_TABLE={0x9, 0x1, 'syz0\x00'}]}], {0x14}}, 0xb0}}, 0x0) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)=ANY=[@ANYBLOB="1c0000002f00090027bd7000fddbdf250400000008001a8004"], 0x1c}, 0x1, 0x0, 0x0, 0x42804}, 0x84) executing program 5: r0 = openat$smackfs_change_rule(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$smackfs_change_rule(r0, &(0x7f0000000080)={'(', 0x20, '*,', 0x20, 'rtb', 0x20, 'rwxtl'}, 0xf) executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETMODE(r0, 0x4b3a, 0x3) executing program 5: r0 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f0000002800), 0x2, 0x0) write$smackfs_labels_list(r0, &(0x7f0000002840), 0x1) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) program crashed: INFO: task hung in nfsd_nl_listener_get_doit bisect: the chunk can be dropped bisect: split chunks (needed=true): <20> bisect: split chunk #0 of len 20 into 2 parts bisect: testing without sub-chunk 1/2 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETMODE(r0, 0x4b3a, 0x3) executing program 5: r0 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f0000002800), 0x2, 0x0) write$smackfs_labels_list(r0, &(0x7f0000002840), 0x1) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunks (needed=true): <10> bisect: split chunk #0 of len 10 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2] detailed listing: executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2] detailed listing: executing program 5: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$KDSETMODE(r0, 0x4b3a, 0x3) executing program 5: r0 = openat$smackfs_relabel_self(0xffffffffffffff9c, &(0x7f0000002800), 0x2, 0x0) write$smackfs_labels_list(r0, &(0x7f0000002840), 0x1) executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) program did not crash bisect: split chunks (needed=true): <5>, <5> bisect: split chunk #0 of len 5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2, 2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) program crashed: INFO: task hung in nfsd_nl_listener_get_doit bisect: the chunk can be dropped bisect: testing without sub-chunk 2/2 bisect: no need to test this chunk, it's definitely needed bisect: split chunk #1 of len 5 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_audit(0x10, 0x3, 0x9) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000000100)={'wlan1\x00', &(0x7f0000000000)=@ethtool_cmd={0xa, 0x0, 0x1, 0xd, 0x5, 0xf5, 0x8, 0x0, 0xdc, 0x8, 0xff, 0x7fffffff, 0x9, 0xd, 0x8, 0xaed, [0x81, 0x107]}}) executing program 6: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, 0x27, 0x1, 0x70bd2b, 0x25dfdbfd, {0x7}}, 0x14}, 0x1, 0x0, 0x0, 0x4040010}, 0x4) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: split chunks (needed=true): <2>, <3> bisect: split chunk #0 of len 2 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2] detailed listing: executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SNDCTL_SEQ_OUTOFBAND(r0, 0x40085112, &(0x7f00000001c0)=@v={0x93, 0x4, 0x90, 0x24, @generic=0xd, 0x6, 0x7}) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) program did not crash bisect: testing without sub-chunk 2/2 testing program (duration=6m1s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: split chunk #1 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="6c0100001000130426bd700003000000ac1414aa000000000000000000000000e0ac3fca690000000000000000000000002000074e2400000a0000a01d000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="ac1414aa0000000000000000000000000000000032000000200100000000000000000000000000000400000000000000060000000000000004000000000000000500000000004000feffffffffffffff06000000000000007f0000000000000000000000000000000000000000000000ffffffffffffffff07000000000000000000000000000000f6000000040000000800000029bd7000ff3400000200"], 0x16c}}, 0x20004800) 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 0x0) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: split chunks (needed=true): <1>, <2> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: split chunk #1 of len 2 into 2 parts bisect: testing without sub-chunk 1/2 testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x2, 0x7fff7ffc}]}) rt_sigprocmask(0x0, 0x0, 0x0, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 2] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: the chunk can be dropped bisect: split chunks (needed=true): <1, final>, <1> bisect: split chunk #1 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 2 programs left: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) bisect: trying to concatenate bisect: concatenate 2 entries minimizing program #0 before concatenation 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [1, 2] detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [1, 2] detailed listing: executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 6: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash minimized 2 calls -> 2 calls minimizing program #1 before concatenation 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 1] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 0: socket$nl_route(0x10, 0x3, 0x0) program did not crash testing program (duration=9m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 1] detailed listing: executing program 33: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) executing program 0: sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash minimized 2 calls -> 2 calls 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: INFO: task hung in nfsd_nl_listener_set_doit bisect: concatenation succeeded found reproducer with 4 syscalls minimizing guilty program testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) socket$nl_route(0x10, 0x3, 0x0) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, 0x0, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={0x0}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, 0x0, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program did not crash testing program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine extracting C reproducer testing compiled C program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit simplifying C reproducer testing compiled C program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing compiled C program (duration=6m55.426642966s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing compiled C program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing compiled C program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing compiled C program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing compiled C program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route program crashed: INFO: task hung in nfsd_nl_listener_set_doit testing program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: INFO: task hung in nfsd_nl_listener_set_doit validation run: crashed=true testing program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: INFO: task hung in nfsd_nl_listener_set_doit validation run: crashed=true testing program (duration=6m55.426642966s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic-socket$nl_route-sendmsg$nl_route detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x14, 0x27, 0x1, 0x7fff9, 0x25dfdbfc, {0x6}}, 0x14}, 0x1, 0x0, 0x0, 0x400c801}, 0x4008084) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@newlink={0x28, 0x10, 0x1, 0x70bd25, 0x25dfdbfd, {0x0, 0x0, 0x0, 0x0, 0x40810, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x24000011}, 0x40) program crashed: INFO: task hung in nfsd_nl_listener_set_doit validation run: crashed=true reproducing took 5h26m50.124699465s repro crashed as (corrupted=false): INFO: task syz.3.20:6034 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.20 state:D stack:26104 pid:6034 tgid:6034 ppid:5763 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd1e396e159 RSP: 002b:00007fffc4873418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fd1e3bf5fa0 RCX: 00007fd1e396e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007fd1e3a05024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd1e3bf5fac R14: 00007fd1e3bf5fa0 R15: 00007fd1e3bf5fa0 INFO: task syz.0.17:6035 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:27128 pid:6035 tgid:6035 ppid:5758 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0f06b0e159 RSP: 002b:00007ffcd851c4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0f06d95fa0 RCX: 00007f0f06b0e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f0f06ba5024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0f06d95fac R14: 00007f0f06d95fa0 R15: 00007f0f06d95fa0 INFO: task syz.1.18:6036 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:27128 pid:6036 tgid:6036 ppid:5760 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6d7db6e159 RSP: 002b:00007ffdf8554088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f6d7ddf5fa0 RCX: 00007f6d7db6e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f6d7dc05024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6d7ddf5fac R14: 00007f6d7ddf5fa0 R15: 00007f6d7ddf5fa0 INFO: task syz.4.21:6037 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.4.21 state:D stack:26984 pid:6037 tgid:6037 ppid:5775 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2dd00ce159 RSP: 002b:00007ffef27d10a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f2dd0355fa0 RCX: 00007f2dd00ce159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f2dd0165024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2dd0355fac R14: 00007f2dd0355fa0 R15: 00007f2dd0355fa0 Showing all locks held in the system: locks held by pr/ttyS0/17: 3, last CPU#0: #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: rcu_try_lock_acquire include/linux/rcupdate.h:314 [inline] #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: srcu_read_lock_nmisafe include/linux/srcu.h:439 [inline] #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: console_srcu_read_lock+0x30/0x60 kernel/printk/printk.c:291 #1: ffffffff99e991f8 (&port_lock_key){+.+.}-{3:3}, at: nbcon_emit_one kernel/printk/nbcon.c:1137 [inline] #1: ffffffff99e991f8 (&port_lock_key){+.+.}-{3:3}, at: nbcon_kthread_func+0x64c/0x880 kernel/printk/nbcon.c:1271 #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 locks held by khungtaskd/38: 1, last CPU#1: #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6837 locks held by kworker/u8:2/41: 4, last CPU#0: #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff8880254d91c0 (&hard_iface->bat_iv.ogm_buff_mutex){+.+.}-{4:4}, at: batadv_iv_ogm_schedule+0xcf/0xf90 net/batman-adv/bat_iv_ogm.c:1010 #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_slide_own_bcast_window net/batman-adv/bat_iv_ogm.c:870 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_schedule_buff net/batman-adv/bat_iv_ogm.c:949 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_schedule+0x3f4/0xf90 net/batman-adv/bat_iv_ogm.c:1011 locks held by kworker/u8:26/3425: 6, last CPU#0: #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff88804d8c8310 (&devlink->lock_key#26){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xcb0 drivers/net/netdevsim/dev.c:834 #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report drivers/net/netdevsim/dev.c:787 [inline] #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1e0/0xcb0 drivers/net/netdevsim/dev.c:847 #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 locks held by udevd/4962: 2, last CPU#0: #0: ffff88806157a358 (sk_lock-AF_NETLINK){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1713 [inline] #0: ffff88806157a358 (sk_lock-AF_NETLINK){+.+.}-{0:0}, at: netlink_insert+0xcb/0x1370 net/netlink/af_netlink.c:558 #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rhashtable_insert_fast include/linux/rhashtable.h:773 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rhashtable_lookup_insert_key include/linux/rhashtable.h:1019 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __netlink_insert net/netlink/af_netlink.c:508 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: netlink_insert+0x2b3/0x1370 net/netlink/af_netlink.c:569 locks held by getty/5350: 2, on CPU#0: #0: ffff8880365d10a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900044cb2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360 drivers/tty/n_tty.c:2211 locks held by syz.2.22/6026: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.20/6034: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.17/6035: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.18/6036: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.21/6037: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.23/6182: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.24/6240: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.7.25/6243: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.8.26/6244: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.9.27/6246: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.2.28/6308: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.29/6378: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.30/6436: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.31/6449: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.32/6455: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.33/6482: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.34/6523: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.7.35/6632: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.8.36/6698: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.9.37/6699: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.2.38/6700: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.39/6717: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.41/6965: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.40/7050: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.42/7051: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.44/7052: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.43/7053: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz-executor/7055: 2, last CPU#0: #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: namespace_lock fs/namespace.c:1734 [inline] #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: class_namespace_excl_constructor fs/namespace.c:90 [inline] #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: copy_mnt_ns+0x331/0xcc0 fs/namespace.c:4263 #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 nmi_cpu_backtrace+0x274/0x2d0 lib/nmi_backtrace.c:123 nmi_trigger_cpumask_backtrace+0x17d/0x390 lib/nmi_backtrace.c:66 trigger_all_cpu_backtrace include/linux/nmi.h:164 [inline] __sys_info lib/sys_info.c:157 [inline] sys_info+0x135/0x170 lib/sys_info.c:165 check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline] watchdog+0xfd7/0x1030 kernel/hung_task.c:561 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 17 Comm: pr/ttyS0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:io_serial_in+0x77/0xc0 drivers/tty/serial/8250/8250_port.c:409 Code: e8 7e b1 65 fc 44 89 f9 d3 e3 49 83 ee 80 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 6f 6e d1 fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 cc cc cc cc cc 44 89 f9 80 e1 07 RSP: 0018:ffffc900001678b8 EFLAGS: 00000202 RAX: 1ffffffff33d3200 RBX: 00000000000003fd RCX: 0000000000000000 RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffffff8560c7f0 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffffff99e99220 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125bd4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd7c5d5560 CR3: 0000000038ad4000 CR4: 00000000003526f0 Call Trace: serial_in drivers/tty/serial/8250/8250.h:128 [inline] serial_lsr_in drivers/tty/serial/8250/8250.h:150 [inline] wait_for_lsr+0x190/0x300 drivers/tty/serial/8250/8250_port.c:2013 serial8250_fifo_wait_for_lsr_thre drivers/tty/serial/8250/8250_port.c:3270 [inline] __serial8250_console_fifo_write+0xd0/0x3f0 drivers/tty/serial/8250/8250_port.c:3345 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3378 [inline] __serial8250_console_write drivers/tty/serial/8250/8250_port.c:3429 [inline] serial8250_console_write+0xac5/0x1230 drivers/tty/serial/8250/8250_port.c:3493 nbcon_emit_next_record+0xef5/0x1a90 kernel/printk/nbcon.c:-1 nbcon_emit_one kernel/printk/nbcon.c:1157 [inline] nbcon_kthread_func+0x679/0x880 kernel/printk/nbcon.c:1271 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 final repro crashed as (corrupted=false): INFO: task syz.3.20:6034 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.20 state:D stack:26104 pid:6034 tgid:6034 ppid:5763 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd1e396e159 RSP: 002b:00007fffc4873418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fd1e3bf5fa0 RCX: 00007fd1e396e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007fd1e3a05024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd1e3bf5fac R14: 00007fd1e3bf5fa0 R15: 00007fd1e3bf5fa0 INFO: task syz.0.17:6035 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:27128 pid:6035 tgid:6035 ppid:5758 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0f06b0e159 RSP: 002b:00007ffcd851c4a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0f06d95fa0 RCX: 00007f0f06b0e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f0f06ba5024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0f06d95fac R14: 00007f0f06d95fa0 R15: 00007f0f06d95fa0 INFO: task syz.1.18:6036 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:27128 pid:6036 tgid:6036 ppid:5760 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6d7db6e159 RSP: 002b:00007ffdf8554088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f6d7ddf5fa0 RCX: 00007f6d7db6e159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f6d7dc05024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6d7ddf5fac R14: 00007f6d7ddf5fa0 R15: 00007f6d7ddf5fa0 INFO: task syz.4.21:6037 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.4.21 state:D stack:26984 pid:6037 tgid:6037 ppid:5775 task_flags:0x400140 flags:0x00080002 Call Trace: context_switch kernel/sched/core.c:5520 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7270 __schedule_loop kernel/sched/core.c:7347 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7643 rt_mutex_slowlock_block+0x55e/0x690 kernel/locking/rtmutex.c:1670 __rt_mutex_slowlock kernel/locking/rtmutex.c:1747 [inline] __rt_mutex_slowlock_locked kernel/locking/rtmutex.c:1787 [inline] rt_mutex_slowlock+0x2d4/0x780 kernel/locking/rtmutex.c:1827 __rt_mutex_lock kernel/locking/rtmutex.c:1842 [inline] __mutex_lock_common kernel/locking/rtmutex_api.c:560 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:578 nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 genl_family_rcv_msg_doit+0x233/0x340 net/netlink/genetlink.c:1114 genl_family_rcv_msg net/netlink/genetlink.c:1194 [inline] genl_rcv_msg+0x614/0x7a0 net/netlink/genetlink.c:1209 netlink_rcv_skb+0x226/0x4a0 net/netlink/af_netlink.c:2556 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x7f5/0x990 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1900 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] ____sys_sendmsg+0x565/0x870 net/socket.c:2713 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2767 __sys_sendmsg net/socket.c:2799 [inline] __do_sys_sendmsg net/socket.c:2804 [inline] __se_sys_sendmsg net/socket.c:2802 [inline] __x64_sys_sendmsg+0x1b7/0x290 net/socket.c:2802 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x166/0x520 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2dd00ce159 RSP: 002b:00007ffef27d10a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f2dd0355fa0 RCX: 00007f2dd00ce159 RDX: 0000000004008084 RSI: 0000200000000140 RDI: 0000000000000003 RBP: 00007f2dd0165024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f2dd0355fac R14: 00007f2dd0355fa0 R15: 00007f2dd0355fa0 Showing all locks held in the system: locks held by pr/ttyS0/17: 3, last CPU#0: #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: rcu_try_lock_acquire include/linux/rcupdate.h:314 [inline] #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: srcu_read_lock_nmisafe include/linux/srcu.h:439 [inline] #0: ffffffff8e09d578 (console_srcu){....}-{0:0}, at: console_srcu_read_lock+0x30/0x60 kernel/printk/printk.c:291 #1: ffffffff99e991f8 (&port_lock_key){+.+.}-{3:3}, at: nbcon_emit_one kernel/printk/nbcon.c:1137 [inline] #1: ffffffff99e991f8 (&port_lock_key){+.+.}-{3:3}, at: nbcon_kthread_func+0x64c/0x880 kernel/printk/nbcon.c:1271 #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #2: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 locks held by khungtaskd/38: 1, last CPU#1: #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6837 locks held by kworker/u8:2/41: 4, last CPU#0: #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff8880333af138 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90000b27c40 ((work_completion)(&(&forw_packet_aggr->delayed_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff8880254d91c0 (&hard_iface->bat_iv.ogm_buff_mutex){+.+.}-{4:4}, at: batadv_iv_ogm_schedule+0xcf/0xf90 net/batman-adv/bat_iv_ogm.c:1010 #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_slide_own_bcast_window net/batman-adv/bat_iv_ogm.c:870 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_schedule_buff net/batman-adv/bat_iv_ogm.c:949 [inline] #3: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: batadv_iv_ogm_schedule+0x3f4/0xf90 net/batman-adv/bat_iv_ogm.c:1011 locks held by kworker/u8:26/3425: 6, last CPU#0: #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff64138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000ec4fc40 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff88804d8c8310 (&devlink->lock_key#26){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x57/0xcb0 drivers/net/netdevsim/dev.c:834 #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report drivers/net/netdevsim/dev.c:787 [inline] #3: ffff888041af7120 (&nsim_trap_data->trap_lock){+.+.}-{3:3}, at: nsim_dev_trap_report_work+0x1e0/0xcb0 drivers/net/netdevsim/dev.c:847 #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #4: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #5: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 locks held by udevd/4962: 2, last CPU#0: #0: ffff88806157a358 (sk_lock-AF_NETLINK){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1713 [inline] #0: ffff88806157a358 (sk_lock-AF_NETLINK){+.+.}-{0:0}, at: netlink_insert+0xcb/0x1370 net/netlink/af_netlink.c:558 #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __rhashtable_insert_fast include/linux/rhashtable.h:773 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rhashtable_lookup_insert_key include/linux/rhashtable.h:1019 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: __netlink_insert net/netlink/af_netlink.c:508 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: netlink_insert+0x2b3/0x1370 net/netlink/af_netlink.c:569 locks held by getty/5350: 2, on CPU#0: #0: ffff8880365d10a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900044cb2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360 drivers/tty/n_tty.c:2211 locks held by syz.2.22/6026: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.20/6034: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.17/6035: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.18/6036: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.21/6037: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.23/6182: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.24/6240: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.7.25/6243: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.8.26/6244: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.9.27/6246: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.2.28/6308: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.29/6378: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.30/6436: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.31/6449: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.32/6455: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.33/6482: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.34/6523: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.7.35/6632: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.8.36/6698: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.9.37/6699: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.2.38/6700: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.3.39/6717: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.1.41/6965: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.0.40/7050: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.4.42/7051: 2, on CPU#1: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.6.44/7052: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz.5.43/7053: 2, on CPU#0: #0: ffffffff8f643260 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff8e4f7358 (nfsd_mutex){+.+.}-{4:4}, at: nfsd_nl_listener_set_doit+0x53b/0x1a90 fs/nfsd/nfsctl.c:2057 locks held by syz-executor/7055: 2, last CPU#0: #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: namespace_lock fs/namespace.c:1734 [inline] #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: class_namespace_excl_constructor fs/namespace.c:90 [inline] #0: ffffffff8e340240 (namespace_sem){++++}-{4:4}, at: copy_mnt_ns+0x331/0xcc0 fs/namespace.c:4263 #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #1: ffffffff8e1c3ac0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 ============================================= NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 38 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 nmi_cpu_backtrace+0x274/0x2d0 lib/nmi_backtrace.c:123 nmi_trigger_cpumask_backtrace+0x17d/0x390 lib/nmi_backtrace.c:66 trigger_all_cpu_backtrace include/linux/nmi.h:164 [inline] __sys_info lib/sys_info.c:157 [inline] sys_info+0x135/0x170 lib/sys_info.c:165 check_hung_uninterruptible_tasks kernel/hung_task.c:353 [inline] watchdog+0xfd7/0x1030 kernel/hung_task.c:561 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 17 Comm: pr/ttyS0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:io_serial_in+0x77/0xc0 drivers/tty/serial/8250/8250_port.c:409 Code: e8 7e b1 65 fc 44 89 f9 d3 e3 49 83 ee 80 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 6f 6e d1 fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f c3 cc cc cc cc cc 44 89 f9 80 e1 07 RSP: 0018:ffffc900001678b8 EFLAGS: 00000202 RAX: 1ffffffff33d3200 RBX: 00000000000003fd RCX: 0000000000000000 RDX: 00000000000003fd RSI: 0000000000000000 RDI: 0000000000000000 RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffffff8560c7f0 R12: dffffc0000000000 R13: 0000000000000000 R14: ffffffff99e99220 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125bd4000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd7c5d5560 CR3: 0000000038ad4000 CR4: 00000000003526f0 Call Trace: serial_in drivers/tty/serial/8250/8250.h:128 [inline] serial_lsr_in drivers/tty/serial/8250/8250.h:150 [inline] wait_for_lsr+0x190/0x300 drivers/tty/serial/8250/8250_port.c:2013 serial8250_fifo_wait_for_lsr_thre drivers/tty/serial/8250/8250_port.c:3270 [inline] __serial8250_console_fifo_write+0xd0/0x3f0 drivers/tty/serial/8250/8250_port.c:3345 serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3378 [inline] __serial8250_console_write drivers/tty/serial/8250/8250_port.c:3429 [inline] serial8250_console_write+0xac5/0x1230 drivers/tty/serial/8250/8250_port.c:3493 nbcon_emit_next_record+0xef5/0x1a90 kernel/printk/nbcon.c:-1 nbcon_emit_one kernel/printk/nbcon.c:1157 [inline] nbcon_kthread_func+0x679/0x880 kernel/printk/nbcon.c:1271 kthread+0x38b/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245