Extracting prog: 25m23.647603617s Minimizing prog: 1h19m40.707193062s Simplifying prog options: 0s Extracting C: 2m34.544926215s Simplifying C: 52m41.199376478s extracting reproducer from 68 programs testing a last program of every proc single: executing 18 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}}): openat$fuse-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-dup-setsockopt$SO_BINDTODEVICE-setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS-pipe2$9p-write$9p-splice-setsockopt$SO_BINDTODEVICE-writev-write$binfmt_script-recvmsg$unix-close_range detailed listing: executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f00000000c0)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000200)={&(0x7f0000000240)={0xa, 0x4e24, 0x0, @loopback, 0x4}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000b00)="dc", 0x1}], 0x1}, 0x48043) r3 = dup(r1) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f0000000500)='ip6gretap0\x00', 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000540)={0x0, @in6={{0xa, 0xce20, 0x6, @empty, 0xad}}, 0x7, 0x1, 0x457, 0x3, 0xb4, 0x7f, 0x9}, 0x9c) pipe2$9p(&(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$9p(r5, &(0x7f0000000640)='-', 0x1) splice(r4, 0x0, r1, 0x0, 0x100000000, 0x1) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, 0x0, 0x0) writev(r2, &(0x7f0000000680)=[{&(0x7f00000006c0)="cd89", 0x2}], 0x1) write$binfmt_script(r3, 0x0, 0x0) recvmsg$unix(r3, &(0x7f0000004100)={0x0, 0x0, &(0x7f0000003f80)=[{&(0x7f0000000c00)=""/141, 0x8d}], 0x1}, 0x20) close_range(r0, 0xffffffffffffffff, 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}}): openat$fuse-socket$inet6_sctp-dup-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD-sendmsg$inet6-dup-setsockopt$SO_BINDTODEVICE-setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS-pipe2$9p-write$9p-splice-setsockopt$SO_BINDTODEVICE-writev-write$binfmt_script-recvmsg$unix-close_range detailed listing: executing program 0: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) r2 = dup(r1) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f00000000c0)=[@in6={0xa, 0x4e24, 0x6, @loopback, 0x3}], 0x1c) sendmsg$inet6(r1, &(0x7f0000000200)={&(0x7f0000000240)={0xa, 0x4e24, 0x0, @loopback, 0x4}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000b00)="dc", 0x1}], 0x1}, 0x48043) r3 = dup(r1) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f0000000500)='ip6gretap0\x00', 0x10) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000540)={0x0, @in6={{0xa, 0xce20, 0x6, @empty, 0xad}}, 0x7, 0x1, 0x457, 0x3, 0xb4, 0x7f, 0x9}, 0x9c) pipe2$9p(&(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$9p(r5, &(0x7f0000000640)='-', 0x1) splice(r4, 0x0, r1, 0x0, 0x100000000, 0x1) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, 0x0, 0x0) writev(r2, &(0x7f0000000680)=[{&(0x7f00000006c0)="cd89", 0x2}], 0x1) write$binfmt_script(r3, 0x0, 0x0) recvmsg$unix(r3, &(0x7f0000004100)={0x0, 0x0, &(0x7f0000003f80)=[{&(0x7f0000000c00)=""/141, 0x8d}], 0x1}, 0x20) close_range(r0, 0xffffffffffffffff, 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}}): openat$tun-ioctl$TUNSETIFF-socket$packet-openat$tun-ioctl$TUNSETIFF-ioctl$TUNSETQUEUE-ioctl$sock_SIOCGIFINDEX-socket$nl_route-sendmsg$nl_route-socket detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000001280), 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000012c0)={'rose0\x00', 0x112}) r1 = socket$packet(0x11, 0x3, 0x300) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000001340), 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000001380)={'rose0\x00', 0x102}) ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f00000013c0)={'geneve1\x00', 0x400}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001400)={'rose0\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001480)={&(0x7f00000014c0)=ANY=[@ANYBLOB="2000000011000100"/20, @ANYRES32=r3], 0x20}}, 0x0) socket(0x28, 0x5, 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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-openat-write$vga_arbiter-sendmmsg$unix-socket$nl_route-sendmmsg detailed listing: executing program 0: r0 = socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r2, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r3, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x4000004) socket$nl_route(0x10, 0x3, 0x0) sendmmsg(r0, &(0x7f0000000000), 0x4000000000001f2, 0x2000000) program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames single: successfully extracted reproducer found reproducer with 12 syscalls minimizing guilty program testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-openat-write$vga_arbiter-sendmmsg$unix-socket$nl_route detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r2, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x4000004) socket$nl_route(0x10, 0x3, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-openat-write$vga_arbiter-sendmmsg$unix detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r2, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x4000004) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r2, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-openat detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) program did not crash testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-mount-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) write$vga_arbiter(0xffffffffffffffff, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mkdirat-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r2, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYBLOB="7c000000100001040064ffffff00000000000000", @ANYRES32=r1, @ANYBLOB="31000000bf3f9f8008000a00", @ANYBLOB="540012801100010062"], 0x7c}, 0x1, 0x0, 0x0, 0x20040800}, 0x0) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r2, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-ioctl$sock_SIOCGIFINDEX-mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'bridge_slave_0\x00'}) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r1, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-socket$nl_route-mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) socket$nl_route(0x10, 0x3, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-sendmsg$nl_route-mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[], 0x150}, 0x1, 0x0, 0x0, 0x2000c094}, 0x4040080) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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-mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: socket(0x10, 0x3, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', 0x0, 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program did not crash testing program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted simplifying C reproducer testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {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}}): mkdirat-mount-openat-write$vga_arbiter program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: task hung in crda_timeout_work a never seen crash title: INFO: task hung in crda_timeout_work, ignore testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: task hung in synchronize_rcu a never seen crash title: INFO: task hung in synchronize_rcu, ignore testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false 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}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted testing program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000280)='./trace\x00', 0x1ff) mount(0x0, &(0x7f00000002c0)='./trace\x00', &(0x7f0000000300)='tracefs\x00', 0x2, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000340)='./trace/set_event\x00', 0x2, 0x0) write$vga_arbiter(r0, &(0x7f0000000380)=@other={'lock', ' ', 'none'}, 0xa) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 2h49m35.669986211s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P30/5:b..l P33/1:b..l rcu: (detected by 1, t=10502 jiffies, g=19685, q=2135 ncpus=2) task:kworker/u8:2 state:D stack:21696 pid:33 tgid:33 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: events_unbound cfg80211_wiphy_work Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] schedule_rtlock+0x30/0x70 kernel/sched/core.c:7440 rtlock_slowlock_locked+0x35c9/0x3c20 kernel/locking/rtmutex.c:1895 rtlock_slowlock kernel/locking/rtmutex.c:1922 [inline] rtlock_lock kernel/locking/spinlock_rt.c:43 [inline] __rt_spin_lock kernel/locking/spinlock_rt.c:49 [inline] rt_spin_lock+0x165/0x400 kernel/locking/spinlock_rt.c:57 spin_lock include/linux/spinlock_rt.h:45 [inline] tasklet_lock_callback kernel/softirq.c:900 [inline] tasklet_action_common+0xc5/0x600 kernel/softirq.c:950 handle_softirqs+0x1da/0x6d0 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] __local_bh_enable_ip+0x16f/0x2b0 kernel/softirq.c:325 local_bh_enable include/linux/bottom_half.h:33 [inline] spin_unlock_bh include/linux/spinlock_rt.h:122 [inline] cfg80211_inform_single_bss_data+0x135d/0x1bf0 net/wireless/scan.c:2462 cfg80211_inform_bss_data+0x263/0x3cc0 net/wireless/scan.c:3302 cfg80211_inform_bss_frame_data+0x3c7/0x840 net/wireless/scan.c:3394 ieee80211_bss_info_update+0x791/0xa50 net/mac80211/scan.c:230 ieee80211_rx_bss_info net/mac80211/ibss.c:1065 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1546 [inline] ieee80211_ibss_rx_queued_mgmt+0x1ce3/0x2c40 net/mac80211/ibss.c:1573 ieee80211_iface_process_skb net/mac80211/iface.c:1809 [inline] ieee80211_iface_work+0x78a/0x1010 net/mac80211/iface.c:1863 cfg80211_wiphy_work+0x29e/0x420 net/wireless/core.c:564 process_one_work kernel/workqueue.c:3396 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560 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 task:ksoftirqd/1 state:R running task stack:22168 pid:30 tgid:30 ppid:2 task_flags:0x4208040 flags:0x00080000 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7284 preempt_schedule_notrace+0x56/0x90 kernel/sched/core.c:7556 preempt_schedule_notrace_thunk+0x16/0x30 arch/x86/entry/thunk.S:13 class_preempt_notrace_destructor include/linux/preempt.h:497 [inline] trace_event_raw_event_lock_acquire+0x271/0x2e0 include/trace/events/lock.h:23 __do_trace_lock_acquire include/trace/events/lock.h:23 [inline] trace_lock_acquire include/trace/events/lock.h:23 [inline] lock_acquire+0x303/0x350 kernel/locking/lockdep.c:5905 rcu_lock_acquire include/linux/rcupdate.h:309 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] class_rcu_constructor include/linux/rcupdate.h:1216 [inline] unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:57 [inline] kasan_save_track+0x3e/0x80 mm/kasan/common.c:78 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:264 [inline] __kasan_slab_free+0x5c/0x80 mm/kasan/common.c:296 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2748 [inline] slab_free mm/slub.c:6509 [inline] kfree+0x1c5/0x6d0 mm/slub.c:6802 ieee80211_inform_bss+0xbda/0x10d0 net/mac80211/scan.c:164 rdev_inform_bss net/wireless/rdev-ops.h:418 [inline] cfg80211_inform_single_bss_data+0xd98/0x1bf0 net/wireless/scan.c:2446 cfg80211_inform_bss_data+0x263/0x3cc0 net/wireless/scan.c:3302 cfg80211_inform_bss_frame_data+0x3c7/0x840 net/wireless/scan.c:3394 ieee80211_bss_info_update+0x791/0xa50 net/mac80211/scan.c:230 ieee80211_scan_rx+0x552/0xa40 net/mac80211/scan.c:364 __ieee80211_rx_handle_packet net/mac80211/rx.c:5433 [inline] ieee80211_rx_list+0x2d23/0x3b40 net/mac80211/rx.c:5726 ieee80211_rx_napi+0x1ad/0x3d0 net/mac80211/rx.c:5749 ieee80211_rx include/net/mac80211.h:5449 [inline] ieee80211_handle_queued_frames+0xe4/0x1d0 net/mac80211/main.c:452 tasklet_action_common+0x31c/0x600 kernel/softirq.c:961 handle_softirqs+0x1da/0x6d0 kernel/softirq.c:645 run_ksoftirqd+0x53/0x190 kernel/softirq.c:1099 smpboot_thread_fn+0x565/0xa70 kernel/smpboot.c:160 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 report is corrupted, running repro again testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: rcu detected stall in corrupted report is corrupted, running repro again testing compiled C program (duration=5m56.230167948s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write$vga_arbiter program crashed: INFO: task hung in addrconf_dad_work final repro crashed as (corrupted=false): INFO: task kworker/u8:2:48 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/u8:2 state:D stack:20792 pid:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: ipv6_addrconf addrconf_dad_work Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7668 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:562 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:580 rtnl_net_lock include/linux/rtnetlink.h:134 [inline] addrconf_dad_work+0x123/0x16e0 net/ipv6/addrconf.c:4230 process_one_work kernel/workqueue.c:3396 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560 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 INFO: task kworker/1:2:989 blocked for more than 144 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:21464 pid:989 tgid:989 ppid:2 task_flags:0x4208060 flags:0x00080000 Workqueue: events_power_efficient crda_timeout_work Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7668 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:562 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:580 crda_timeout_work+0x16/0x80 net/wireless/reg.c:529 process_one_work kernel/workqueue.c:3396 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560 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 INFO: task syz-executor261:5605 blocked for more than 145 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor261 state:D stack:23288 pid:5605 tgid:5605 ppid:5601 task_flags:0x400140 flags:0x00080800 Call Trace: context_switch kernel/sched/core.c:5533 [inline] __schedule+0x16d9/0x5700 kernel/sched/core.c:7284 __schedule_loop kernel/sched/core.c:7361 [inline] rt_mutex_schedule+0x76/0xf0 kernel/sched/core.c:7668 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:562 [inline] mutex_lock_nested+0x168/0x1d0 kernel/locking/rtmutex_api.c:580 ieee80211_register_hw+0x3deb/0x4b00 net/mac80211/main.c:1639 mac80211_hwsim_new_radio+0x338e/0x5810 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6143 hwsim_new_radio_nl+0xd8b/0xf90 drivers/net/wireless/virtual/mac80211_hwsim_main.c:6966 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:2579 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1218 netlink_unicast_kernel net/netlink/af_netlink.c:1338 [inline] netlink_unicast+0x90c/0xac0 net/netlink/af_netlink.c:1364 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec+0x13a/0x180 net/socket.c:800 __sock_sendmsg net/socket.c:815 [inline] __sys_sendto+0x41e/0x5d0 net/socket.c:2281 __do_sys_sendto net/socket.c:2288 [inline] __se_sys_sendto net/socket.c:2284 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2284 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: 0033:0x7f1579e9c767 RSP: 002b:00007ffc7d4f6780 EFLAGS: 00000202 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 000055558c784400 RCX: 00007f1579e9c767 RDX: 0000000000000024 RSI: 00007f1579f0eb30 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007ffc7d4f67d4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 00007f1579f0eb30 Showing all locks held in the system: locks held by kworker/u8:0/12: 8, 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: ffffc90000117c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90000117c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90000117c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90000117c40 ((work_completion)(&(&kfence_timer)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff8f051f30 (cpu_hotplug_lock){++++}-{0:0}, at: static_key_enable+0x12/0x20 kernel/jump_label.c:222 #3: ffffffff8f2a1b38 (jump_label_mutex){+.+.}-{4:4}, at: jump_label_lock kernel/jump_label.c:27 [inline] #3: ffffffff8f2a1b38 (jump_label_mutex){+.+.}-{4:4}, at: static_key_enable_cpuslocked+0xcb/0x240 kernel/jump_label.c:207 #4: ffffffff8f068858 (text_mutex){+.+.}-{4:4}, at: arch_jump_label_transform_apply+0x17/0x30 arch/x86/kernel/jump_label.c:145 #5: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #5: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #5: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x29/0x200 mm/pgtable-generic.c:290 #6: ffff88813ff5ec58 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #6: ffff88813ff5ec58 (ptlock_ptr(ptdesc)#2){+.+.}-{3:3}, at: pte_offset_map_lock+0x13d/0x210 mm/pgtable-generic.c:404 #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 locks held by rcuc/0/20: 3, last CPU#0: #0: ffffffff8f059580 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #1: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: local_bh_disable include/linux/bottom_half.h:20 [inline] #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: rcu_cpu_kthread+0x217/0x1740 kernel/rcu/tree.c:3000 locks held by rcuc/1/28: 2, on CPU#1: #0: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #1: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #1: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: tasklet_lock_callback kernel/softirq.c:900 [inline] #1: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: tasklet_action_common+0xc5/0x600 kernel/softirq.c:950 locks held by ktimers/1/29: 6, last CPU#1: #0: ffffffff8f059580 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #1: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #2: ffff8880b85285f8 (&base->softirq_expiry_lock){+...}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #2: ffff8880b85285f8 (&base->softirq_expiry_lock){+...}-{3:3}, at: hrtimer_cpu_base_lock_expiry kernel/time/hrtimer.c:1684 [inline] #2: ffff8880b85285f8 (&base->softirq_expiry_lock){+...}-{3:3}, at: hrtimer_run_softirq+0x7d/0x2e0 kernel/time/hrtimer.c:2144 #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #5: ffff888044838818 (&data->tsf_offset_lock){+...}-{3:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #5: ffff888044838818 (&data->tsf_offset_lock){+...}-{3:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #5: ffff888044838818 (&data->tsf_offset_lock){+...}-{3:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #5: ffff888044838818 (&data->tsf_offset_lock){+...}-{3:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 locks held by ksoftirqd/1/30: 9, last CPU#1: #0: ffffffff8f059580 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #1: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #2: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #2: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: tasklet_lock_callback kernel/softirq.c:900 [inline] #2: ffff8880b85241a0 (tasklet_sync_callback.cb_lock){+...}-{3:3}, at: tasklet_action_common+0xc5/0x600 kernel/softirq.c:950 #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: ieee80211_rx_napi+0xd1/0x3d0 net/mac80211/rx.c:5748 #5: ffffffff8f059580 (local_bh){.+.+}-{1:3}, at: __local_bh_disable_ip+0x3d/0x420 kernel/softirq.c:186 #6: ffff888044891d78 (&local->rx_path_lock){+...}-{3:3}, at: spin_lock_bh include/linux/spinlock_rt.h:90 [inline] #6: ffff888044891d78 (&local->rx_path_lock){+...}-{3:3}, at: ieee80211_rx_handlers+0x120/0xca10 net/mac80211/rx.c:4254 #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: __rt_spin_lock kernel/locking/spinlock_rt.c:50 [inline] #7: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e2/0x400 kernel/locking/spinlock_rt.c:57 #8: ffff8880448908a0 (&rdev->wiphy_work_lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #8: ffff8880448908a0 (&rdev->wiphy_work_lock){+.+.}-{3:3}, at: wiphy_work_queue+0xbc/0x380 net/wireless/core.c:1913 locks held by kworker/1:0/31: 4, on CPU#1: #0: ffff88813ff2b938 ((wq_completion)events){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff2b938 ((wq_completion)events){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff2b938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff2b938 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90000a5fc40 (reg_work){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90000a5fc40 (reg_work){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90000a5fc40 (reg_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90000a5fc40 (reg_work){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: reg_todo+0x1c/0xa70 net/wireless/reg.c:3239 #3: ffff8880448f0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #3: ffff8880448f0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: reg_process_self_managed_hints+0x8d/0x160 net/wireless/reg.c:3229 locks held by khungtaskd/37: 1, last CPU#0: #0: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180 kernel/locking/lockdep.c:6871 locks held by kworker/u8:2/48: 3, on CPU#0: #0: ffff888033d45138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff888033d45138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff888033d45138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff888033d45138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90000ba7c40 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90000ba7c40 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90000ba7c40 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90000ba7c40 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline] #2: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x123/0x16e0 net/ipv6/addrconf.c:4230 locks held by kworker/u8:3/57: 5, 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: ffffc9000123fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000123fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000123fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000123fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888045550938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888045550938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff88804178d380 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #3: ffff88804178d380 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: __simple_recursive_removal+0x19a/0x520 fs/libfs.c:619 #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #4: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: fast_dput+0x1e/0x690 fs/dcache.c:938 locks held by kworker/u8:4/69: 3, 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: ffffc9000154fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000154fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000154fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000154fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff8880448b0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff8880448b0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 locks held by kworker/u8:5/107: 4, last CPU#1: #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc900037e7c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc900037e7c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc900037e7c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc900037e7c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: kvfree_rcu_bulk+0x6d/0x190 mm/slab_common.c:1568 #3: ffff8880b853c320 (&rq->__lock){-...}-{2:2}, at: raw_spin_rq_lock_nested+0x2d/0x160 kernel/sched/core.c:677 locks held by kworker/u8:6/153: 4, 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: ffffc900041a7c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc900041a7c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc900041a7c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc900041a7c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff8880448f0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff8880448f0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff8880417d79c8 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #3: ffff8880417d79c8 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: __simple_recursive_removal+0x19a/0x520 fs/libfs.c:619 locks held by kworker/1:2/989: 3, on CPU#1: #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc9000647fc40 ((crda_timeout).work){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000647fc40 ((crda_timeout).work){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000647fc40 ((crda_timeout).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000647fc40 ((crda_timeout).work){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: crda_timeout_work+0x16/0x80 net/wireless/reg.c:529 locks held by kworker/u8:9/1020: 4, 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: ffffc9000654fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000654fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000654fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000654fc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888045640938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888045640938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff8880417e3828 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #3: ffff8880417e3828 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: __simple_recursive_removal+0x19a/0x520 fs/libfs.c:619 locks held by kworker/0:3/1239: 3, last CPU#0: #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff2a538 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90006d6fc40 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90006d6fc40 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90006d6fc40 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90006d6fc40 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #2: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: gc_worker+0x274/0x18b0 net/netfilter/nf_conntrack_core.c:1532 locks held by kworker/u8:10/2242: 4, 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: ffffc90008927c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90008927c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90008927c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90008927c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888044800938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888044800938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff8880468e91e0 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #3: ffff8880468e91e0 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: __simple_recursive_removal+0x19a/0x520 fs/libfs.c:619 locks held by kworker/u8:11/3184: 4, 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: ffffc9000f8cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000f8cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000f8cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000f8cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888041140938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888041140938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff88804178bda0 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #3: ffff88804178bda0 (&sb->s_type->i_mutex_key#8/2){+.+.}-{4:4}, at: __simple_recursive_removal+0x19a/0x520 fs/libfs.c:619 locks held by kworker/u8:12/3193: 4, on 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: ffffc9000f6cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc9000f6cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc9000f6cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc9000f6cfc40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888043fe0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888043fe0938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #3: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: rmqueue_buddy mm/page_alloc.c:3234 [inline] #3: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3427 [inline] #3: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: get_page_from_freelist+0xc5f/0x2600 mm/page_alloc.c:3940 locks held by klogd/4938: 2, on CPU#0: #0: ffffffff8f311970 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f311970 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x27/0x60 include/linux/srcu.h:305 #1: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: spin_lock include/linux/spinlock_rt.h:45 [inline] #1: ffff88813fffc2d8 (&zone->lock){+.+.}-{3:3}, at: free_one_page+0x44/0x2a0 mm/page_alloc.c:1567 locks held by getty/5339: 2, on CPU#0: #0: ffff888037f740a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc900044eb2e0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x460/0x1360 drivers/tty/n_tty.c:2211 locks held by syz-executor261/5602: 4, on CPU#0: #0: ffff88803a736510 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 fs/namespace.c:531 #1: ffff888041666830 (&type->i_mutex_dir_key#7/1){+.+.}-{4:4}, at: inode_lock_nested include/linux/fs.h:1069 [inline] #1: ffff888041666830 (&type->i_mutex_dir_key#7/1){+.+.}-{4:4}, at: __start_dirop fs/namei.c:2918 [inline] #1: ffff888041666830 (&type->i_mutex_dir_key#7/1){+.+.}-{4:4}, at: start_dirop fs/namei.c:2942 [inline] #1: ffff888041666830 (&type->i_mutex_dir_key#7/1){+.+.}-{4:4}, at: filename_create+0x200/0x370 fs/namei.c:5091 #2: ffffffff8f204158 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_lock include/linux/cgroup.h:482 [inline] #2: ffffffff8f204158 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_kn_lock_live+0x13c/0x230 kernel/cgroup/cgroup.c:1719 #3: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: cgrp_css_online+0x91/0x300 net/core/netprio_cgroup.c:157 locks held by syz-executor261/5603: 3, last CPU#0: #0: ffffffff8f9521b8 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #0: ffffffff8f9521b8 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:305 [inline] #0: ffffffff8f9521b8 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline] #0: ffffffff8f9521b8 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_perm+0x251/0x560 security/tomoyo/file.c:826 #1: ffffffff8f311970 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:198 [inline] #1: ffffffff8f311970 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x27/0x60 include/linux/srcu.h:305 #2: ffff8880b843c320 (&rq->__lock){-...}-{2:2}, at: raw_spin_rq_lock_nested+0x2d/0x160 kernel/sched/core.c:677 locks held by syz-executor261/5604: 3, on CPU#0: #0: ffff88803923a510 (sb_writers#9){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2756 [inline] #0: ffff88803923a510 (sb_writers#9){.+.+}-{0:0}, at: vfs_write+0x231/0xbb0 fs/read_write.c:683 #1: ffff8880384ad478 (&of->mutex){+.+.}-{4:4}, at: kernfs_fop_write_iter+0x1d9/0x540 fs/kernfs/file.c:336 #2: ffffffff8f204158 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_lock include/linux/cgroup.h:482 [inline] #2: ffffffff8f204158 (cgroup_mutex){+.+.}-{4:4}, at: cgroup_kn_lock_live+0x13c/0x230 kernel/cgroup/cgroup.c:1719 locks held by syz-executor261/5605: 3, on CPU#0: #0: ffffffff90647ec0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1217 #1: ffffffff90647cd8 (genl_mutex){+.+.}-{4:4}, at: genl_lock net/netlink/genetlink.c:35 [inline] #1: ffffffff90647cd8 (genl_mutex){+.+.}-{4:4}, at: genl_op_lock net/netlink/genetlink.c:60 [inline] #1: ffffffff90647cd8 (genl_mutex){+.+.}-{4:4}, at: genl_rcv_msg+0x10b/0x7a0 net/netlink/genetlink.c:1208 #2: ffffffff905d69b8 (rtnl_mutex){+.+.}-{4:4}, at: ieee80211_register_hw+0x3deb/0x4b00 net/mac80211/main.c:1639 locks held by kworker/u8:13/5612: 8, 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: ffffc90004e47c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90004e47c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90004e47c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90004e47c40 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffff888044890938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6906 [inline] #2: ffff888044890938 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: cfg80211_wiphy_work+0xb4/0x420 net/wireless/core.c:550 #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 #4: ffff8880b843c320 (&rq->__lock){-...}-{2:2}, at: psi_task_switch+0x57/0x790 kernel/sched/psi.c:933 #5: ffff8880b8428558 (hrtimer_bases.lock){-...}-{2:2}, at: lock_hrtimer_base kernel/time/hrtimer.c:192 [inline] #5: ffff8880b8428558 (hrtimer_bases.lock){-...}-{2:2}, at: hrtimer_start_range_ns+0x8c/0x3f0 kernel/time/hrtimer.c:1535 #6: ffff8880b8428558 (hrtimer_bases.lock){-...}-{2:2}, at: lock_hrtimer_base kernel/time/hrtimer.c:192 [inline] #6: ffff8880b8428558 (hrtimer_bases.lock){-...}-{2:2}, at: hrtimer_start_range_ns+0x8c/0x3f0 kernel/time/hrtimer.c:1535 #7: ffffffff9ab3d748 (&____s->seqcount#2){--..}-{0:0}, at: lock_hrtimer_base kernel/time/hrtimer.c:192 [inline] #7: ffffffff9ab3d748 (&____s->seqcount#2){--..}-{0:0}, at: hrtimer_start_range_ns+0x8c/0x3f0 kernel/time/hrtimer.c:1535 locks held by kworker/u8:14/5615: 4, last CPU#0: #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #0: ffff88813ff62938 ((wq_completion)kvfree_rcu_reclaim){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #1: ffffc90004e77c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #1: ffffc90004e77c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #1: ffffc90004e77c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3361 [inline] #1: ffffc90004e77c40 ((work_completion)(&(&krcp->monitor_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x97a/0x1630 kernel/workqueue.c:3479 #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #2: ffffffff8f1c3e20 (rcu_callback){....}-{0:0}, at: kvfree_rcu_bulk+0x6d/0x190 mm/slab_common.c:1568 #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline] #3: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x8f/0x2550 arch/x86/kernel/unwind_orc.c:495 locks held by dhcpcd/5618: 1, last CPU#1: #0: ffff888041ed90b8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff888041ed90b8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 locks held by dhcpcd/5619: 1, last CPU#0: #0: ffff888041ed83b8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff888041ed83b8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 locks held by dhcpcd/5620: 2, last CPU#0: #0: ffff88802d2f90b8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff88802d2f90b8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 #1: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: anon_vma_lock_write mm/internal.h:295 [inline] #1: ffffffff8f1c3d00 (rcu_read_lock){....}-{1:3}, at: unlink_anon_vmas+0x119/0x720 mm/rmap.c:497 locks held by dhcpcd/5621: 2, last CPU#0: #0: ffff88802d2f83b8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff88802d2f83b8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 #1: ffff888040b08c68 (&anon_vma->rwsem){++++}-{4:4}, at: anon_vma_lock_write mm/internal.h:295 [inline] #1: ffff888040b08c68 (&anon_vma->rwsem){++++}-{4:4}, at: unlink_anon_vmas+0x119/0x720 mm/rmap.c:497 locks held by dhcpcd/5622: 1, last CPU#0: #0: ffff88803b16ebb8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff88803b16ebb8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 locks held by dhcpcd/5623: 1, last CPU#0: #0: ffff88803b16deb8 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock include/linux/mmap_lock.h:544 [inline] #0: ffff88803b16deb8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2d8/0x9f0 mm/mmap.c:1323 ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 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 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 29 Comm: ktimers/1 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 RIP: 0010:in_softirq_really kernel/kcov.c:167 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:179 [inline] RIP: 0010:write_comp_data kernel/kcov.c:242 [inline] RIP: 0010:__sanitizer_cov_trace_switch+0x96/0x120 kernel/kcov.c:347 Code: 98 00 00 00 4e 8b 5c ce 10 65 48 8b 1d 03 6f df 11 41 89 de 41 81 e6 00 00 00 ff 41 8b a8 fc 0b 00 00 44 21 d5 41 09 ee 74 1e <85> ed 74 ca 81 fb ff ff ff 0f 77 c2 81 e3 00 00 00 0f 75 ba 41 83 RSP: 0018:ffffc90000a3e988 EFLAGS: 00000206 RAX: 0000000000000020 RBX: 8000000000000002 RCX: 0000000000000005 RDX: ffffffff81cb1d8a RSI: ffffffff8f227a50 RDI: 000000000000000b RBP: 0000000000000100 R08: ffff88801e2c3e80 R09: 000000000000000d R10: 0000000000000100 R11: 000000000000000d R12: 00000045c2288ed2 R13: 000000000000000b R14: 0000000000000100 R15: ffff8880412e4010 FS: 0000000000000000(0000) GS:ffff888124abb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055dbcddc1030 CR3: 00000000125e2000 CR4: 00000000003526f0 Call Trace: rb_read_data_buffer+0x14a/0x5b0 kernel/trace/ring_buffer.c:1941 check_buffer+0x288/0x860 kernel/trace/ring_buffer.c:4772 __rb_reserve_next+0x549/0xdd0 kernel/trace/ring_buffer.c:4873 rb_reserve_next_event kernel/trace/ring_buffer.c:5010 [inline] ring_buffer_lock_reserve+0xc0d/0x10c0 kernel/trace/ring_buffer.c:5069 __trace_buffer_lock_reserve kernel/trace/trace.h:1677 [inline] trace_event_buffer_lock_reserve+0x1d4/0x700 kernel/trace/trace.c:1924 trace_event_buffer_reserve+0x1ef/0x2d0 kernel/trace/trace_events.c:715 do_trace_event_raw_event_lock_acquire include/trace/events/lock.h:23 [inline] trace_event_raw_event_lock_acquire+0x12c/0x2e0 include/trace/events/lock.h:23 __do_trace_lock_acquire include/trace/events/lock.h:23 [inline] trace_lock_acquire include/trace/events/lock.h:23 [inline] lock_acquire+0x303/0x350 kernel/locking/lockdep.c:5905 rcu_lock_acquire include/linux/rcupdate.h:309 [inline] rcu_read_lock include/linux/rcupdate.h:849 [inline] class_rcu_constructor include/linux/rcupdate.h:1216 [inline] unwind_next_frame+0xac/0x2550 arch/x86/kernel/unwind_orc.c:495 arch_stack_walk+0x11b/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122 save_stack+0x124/0x230 mm/page_owner.c:183 __set_page_owner+0x8d/0x4b0 mm/page_owner.c:359 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x1f9/0x250 mm/page_alloc.c:1871 prep_new_page mm/page_alloc.c:1879 [inline] get_page_from_freelist+0x2591/0x2600 mm/page_alloc.c:3943 __alloc_frozen_pages_noprof+0x230/0x5c0 mm/page_alloc.c:5436 alloc_slab_page mm/slub.c:3347 [inline] allocate_slab+0x7d/0x620 mm/slub.c:3462 new_slab mm/slub.c:3513 [inline] refill_objects+0x2d8/0x350 mm/slub.c:7418 refill_sheaf mm/slub.c:2885 [inline] __pcs_replace_empty_main+0x339/0x690 mm/slub.c:4774 alloc_from_pcs mm/slub.c:4850 [inline] slab_alloc_node mm/slub.c:4984 [inline] kmem_cache_alloc_node_noprof+0x4f1/0x660 mm/slub.c:5068 kmalloc_reserve net/core/skbuff.c:615 [inline] __alloc_skb+0x27a/0x7a0 net/core/skbuff.c:715 skb_copy+0x19d/0x870 net/core/skbuff.c:2194 mac80211_hwsim_tx_frame_no_nl+0xfab/0x1760 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2020 mac80211_hwsim_tx_frame+0x199/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2433 mac80211_hwsim_beacon_tx+0x396/0x820 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2509 __iterate_interfaces+0x2af/0x5a0 net/mac80211/util.c:775 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180 net/mac80211/util.c:811 mac80211_hwsim_beacon+0xb2/0x2b0 drivers/net/wireless/virtual/mac80211_hwsim_main.c:2541 __run_hrtimer kernel/time/hrtimer.c:2074 [inline] __hrtimer_run_queues+0x3eb/0xaf0 kernel/time/hrtimer.c:2131 hrtimer_run_softirq+0x1e1/0x2e0 kernel/time/hrtimer.c:2148 handle_softirqs+0x1da/0x6d0 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] run_ktimerd+0x6a/0x100 kernel/softirq.c:1174 smpboot_thread_fn+0x565/0xa70 kernel/smpboot.c:160 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 INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 7.321 msecs