Extracting prog: 3m11.344419308s Minimizing prog: 31m51.624906188s Simplifying prog options: 0s Extracting C: 57.767341827s Simplifying C: 9m45.858258477s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program crashed: BUG: MAX_LOCKDEP_KEYS too low! single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route detailed listing: executing program 0: socket$netlink(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) write$binfmt_script(r1, 0x0, 0xfffffe5d) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r2, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) write$binfmt_script(r1, 0x0, 0xfffffe5d) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r2, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, 0x0, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) write$binfmt_script(0xffffffffffffffff, 0x0, 0xfffffe5d) getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r2, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r2, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) write$binfmt_script(r1, 0x0, 0xfffffe5d) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r2, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r2, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) write$binfmt_script(r1, 0x0, 0xfffffe5d) getsockname$packet(r1, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r2, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r2, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, 0x0, &(0x7f00000002c0)) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, 0x0, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, 0x0, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB, @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, 0x0, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={0x0}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! simplifying C reproducer testing compiled C program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {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$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$netlink-socket$netlink-socket-write$binfmt_script-getsockname$packet-sendmsg$nl_route-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) write$binfmt_script(r2, 0x0, 0xfffffe5d) getsockname$packet(r2, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000880)=ANY=[@ANYBLOB="3c00000010008506000000ff0100000000000000", @ANYRES32=r3, @ANYBLOB="01ff00e1c2ed00001c0012000c000100626f6e64000000000c0002000800010006"], 0x3c}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f00000000c0)=@newqdisc={0x24, 0x10, 0x1, 0x0, 0x0, {0x10, 0x0, 0x4c, r3, {0xffff}}}, 0x24}}, 0x0) program crashed: BUG: MAX_LOCKDEP_KEYS too low! validation run: crashed=true reproducing took 49m29.776831981s repro crashed as (corrupted=false): BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 3548 Comm: kworker/u8:11 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_unbound linkwatch_event Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 register_lock_class+0x413/0x4b0 kernel/locking/lockdep.c:1332 __lock_acquire+0xa4/0x2890 kernel/locking/lockdep.c:5112 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x179/0x330 kernel/locking/lockdep.c:5825 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x33/0x40 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] dev_reset_queue+0xa9/0x1d0 net/sched/sch_generic.c:1308 netdev_for_each_tx_queue include/linux/netdevice.h:2680 [inline] dev_deactivate_many+0x40e/0xc40 net/sched/sch_generic.c:1374 dev_deactivate+0xf8/0x1c0 net/sched/sch_generic.c:1397 linkwatch_do_dev+0x11e/0x160 net/core/link_watch.c:184 __linkwatch_run_queue+0x2a7/0x8a0 net/core/link_watch.c:244 linkwatch_event+0x8f/0xc0 net/core/link_watch.c:304 process_one_work+0x9ba/0x1b20 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3421 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 final repro crashed as (corrupted=false): BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 3548 Comm: kworker/u8:11 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_unbound linkwatch_event Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 register_lock_class+0x413/0x4b0 kernel/locking/lockdep.c:1332 __lock_acquire+0xa4/0x2890 kernel/locking/lockdep.c:5112 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x179/0x330 kernel/locking/lockdep.c:5825 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x33/0x40 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] dev_reset_queue+0xa9/0x1d0 net/sched/sch_generic.c:1308 netdev_for_each_tx_queue include/linux/netdevice.h:2680 [inline] dev_deactivate_many+0x40e/0xc40 net/sched/sch_generic.c:1374 dev_deactivate+0xf8/0x1c0 net/sched/sch_generic.c:1397 linkwatch_do_dev+0x11e/0x160 net/core/link_watch.c:184 __linkwatch_run_queue+0x2a7/0x8a0 net/core/link_watch.c:244 linkwatch_event+0x8f/0xc0 net/core/link_watch.c:304 process_one_work+0x9ba/0x1b20 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3421 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246