Extracting prog: 3m3.380737213s Minimizing prog: 37m38.625370369s Simplifying prog options: 0s Extracting C: 1m1.970032295s Simplifying C: 26m31.985163842s 1 programs, 3 VMs, timeouts [15s 1m40s 6m0s] extracting reproducer from 1 programs single: executing 1 programs separately with timeout 15s testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-setsockopt$inet6_tcp_int-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, 0x0, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 1m40s testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-setsockopt$inet6_tcp_int-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, 0x0, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program crashed: unregister_netdevice: waiting for DEV to become free single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-setsockopt$inet6_tcp_int detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x13, 0x0, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program crashed: BUG: soft lockup in addrconf_dad_work testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r2}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, 0x0, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r2}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r0, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r2}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, 0x0) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, 0x0, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000040)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={0x0}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0xffffffffffffff8c, &(0x7f0000000b00)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {{0x2}, {@val={0x8, 0x3, r3}, @void}}}, 0x28}, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, 0x0, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x6c00}, 0x0) program did not crash testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000040)={'wlan0\x00'}) sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)={0x24, 0x0, 0x4, 0x0, 0x0, {}, [@NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x1}, @NL80211_ATTR_TXQ_QUANTUM={0x8, 0x10c, 0xfffffffc}]}, 0x24}}, 0x0) sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000b00)={0x0}, 0x1, 0x6c00}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work simplifying C reproducer testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program did not crash testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program did not crash testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in mld_ifc_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-syz_genetlink_get_family_id$nl80211-socket$nl_generic-ioctl$sock_SIOCGIFINDEX_80211-sendmsg$NL80211_CMD_SET_WIPHY-sendmsg$NL80211_CMD_SET_COALESCE program crashed: BUG: soft lockup in addrconf_dad_work reproducing took 1h8m15.96132027s repro crashed as (corrupted=false): watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [kworker/u8:6:584] Modules linked in: irq event stamp: 625073 hardirqs last enabled at (625072): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (625072): [] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (625073): [] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline] hardirqs last disabled at (625073): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551 softirqs last enabled at (620822): [] neigh_hh_init net/core/neighbour.c:1538 [inline] softirqs last enabled at (620822): [] neigh_resolve_output+0x268/0x658 net/core/neighbour.c:1553 softirqs last disabled at (620826): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 CPU: 0 PID: 584 Comm: kworker/u8:6 Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: ipv6_addrconf addrconf_dad_work pstate: a0400005 (NzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fq_tin_dequeue include/net/fq_impl.h:111 [inline] pc : ieee80211_tx_dequeue+0x654/0x3b4c net/mac80211/tx.c:3854 lr : fq_tin_dequeue include/net/fq_impl.h:110 [inline] lr : ieee80211_tx_dequeue+0x51c/0x3b4c net/mac80211/tx.c:3854 sp : ffff800098c966a0 x29: ffff800098c96a00 x28: ffff800098c96900 x27: dfff800000000000 x26: ffff0000cfe32d50 x25: ffff0000cfe32be0 x24: ffff0000cfe32bf0 x23: ffff0000e0005288 x22: ffff0000e00052f4 x21: ffff0000cfe32bf8 x20: 1fffe0001c000a5e x19: 00000000853ae838 x18: ffff800098c97a20 x17: 0000000000000000 x16: ffff800080551d6c x15: ffff700013192cbc x14: 1ffff00013192cbc x13: 0000000000000004 x12: ffffffffffffffff x11: ffff700013192cbc x10: ffff0000dd018f70 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff80008a752da0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008034c7fc x2 : ffff0000cfe32bf0 x1 : 00000000853ae838 x0 : 0000000000000001 Call trace: fq_tin_dequeue include/net/fq_impl.h:111 [inline] ieee80211_tx_dequeue+0x654/0x3b4c net/mac80211/tx.c:3854 wake_tx_push_queue net/mac80211/util.c:294 [inline] ieee80211_handle_wake_tx_queue+0x118/0x274 net/mac80211/util.c:315 drv_wake_tx_queue net/mac80211/driver-ops.h:1350 [inline] schedule_and_wake_txq net/mac80211/driver-ops.h:1357 [inline] ieee80211_queue_skb+0x18e8/0x2244 net/mac80211/tx.c:1664 ieee80211_tx+0x260/0x400 net/mac80211/tx.c:1966 ieee80211_xmit+0x278/0x354 net/mac80211/tx.c:2062 __ieee80211_subif_start_xmit+0xab8/0x122c net/mac80211/tx.c:4338 ieee80211_subif_start_xmit+0xe0/0x438 net/mac80211/tx.c:4532 __netdev_start_xmit include/linux/netdevice.h:4903 [inline] netdev_start_xmit include/linux/netdevice.h:4917 [inline] xmit_one net/core/dev.c:3531 [inline] dev_hard_start_xmit+0x27c/0x938 net/core/dev.c:3547 __dev_queue_xmit+0x1678/0x33fc net/core/dev.c:4341 dev_queue_xmit include/linux/netdevice.h:3091 [inline] neigh_resolve_output+0x558/0x658 net/core/neighbour.c:1563 neigh_output include/net/neighbour.h:542 [inline] ip6_finish_output2+0x104c/0x1ee8 net/ipv6/ip6_output.c:137 ip6_finish_output+0x428/0x7a0 net/ipv6/ip6_output.c:222 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip6_output+0x270/0x594 net/ipv6/ip6_output.c:243 dst_output include/net/dst.h:450 [inline] NF_HOOK include/linux/netfilter.h:314 [inline] ndisc_send_skb+0xaa8/0x14f0 net/ipv6/ndisc.c:509 ndisc_send_ns+0xd4/0x164 net/ipv6/ndisc.c:667 addrconf_dad_work+0x988/0x1350 net/ipv6/addrconf.c:4280 process_one_work+0x7b8/0x15d4 kernel/workqueue.c:3267 process_scheduled_works kernel/workqueue.c:3348 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:3429 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 final repro crashed as (corrupted=false): watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [kworker/u8:6:584] Modules linked in: irq event stamp: 625073 hardirqs last enabled at (625072): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:85 [inline] hardirqs last enabled at (625072): [] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:95 hardirqs last disabled at (625073): [] __el1_irq arch/arm64/kernel/entry-common.c:533 [inline] hardirqs last disabled at (625073): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:551 softirqs last enabled at (620822): [] neigh_hh_init net/core/neighbour.c:1538 [inline] softirqs last enabled at (620822): [] neigh_resolve_output+0x268/0x658 net/core/neighbour.c:1553 softirqs last disabled at (620826): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 CPU: 0 PID: 584 Comm: kworker/u8:6 Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 Workqueue: ipv6_addrconf addrconf_dad_work pstate: a0400005 (NzCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : fq_tin_dequeue include/net/fq_impl.h:111 [inline] pc : ieee80211_tx_dequeue+0x654/0x3b4c net/mac80211/tx.c:3854 lr : fq_tin_dequeue include/net/fq_impl.h:110 [inline] lr : ieee80211_tx_dequeue+0x51c/0x3b4c net/mac80211/tx.c:3854 sp : ffff800098c966a0 x29: ffff800098c96a00 x28: ffff800098c96900 x27: dfff800000000000 x26: ffff0000cfe32d50 x25: ffff0000cfe32be0 x24: ffff0000cfe32bf0 x23: ffff0000e0005288 x22: ffff0000e00052f4 x21: ffff0000cfe32bf8 x20: 1fffe0001c000a5e x19: 00000000853ae838 x18: ffff800098c97a20 x17: 0000000000000000 x16: ffff800080551d6c x15: ffff700013192cbc x14: 1ffff00013192cbc x13: 0000000000000004 x12: ffffffffffffffff x11: ffff700013192cbc x10: ffff0000dd018f70 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff80008a752da0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008034c7fc x2 : ffff0000cfe32bf0 x1 : 00000000853ae838 x0 : 0000000000000001 Call trace: fq_tin_dequeue include/net/fq_impl.h:111 [inline] ieee80211_tx_dequeue+0x654/0x3b4c net/mac80211/tx.c:3854 wake_tx_push_queue net/mac80211/util.c:294 [inline] ieee80211_handle_wake_tx_queue+0x118/0x274 net/mac80211/util.c:315 drv_wake_tx_queue net/mac80211/driver-ops.h:1350 [inline] schedule_and_wake_txq net/mac80211/driver-ops.h:1357 [inline] ieee80211_queue_skb+0x18e8/0x2244 net/mac80211/tx.c:1664 ieee80211_tx+0x260/0x400 net/mac80211/tx.c:1966 ieee80211_xmit+0x278/0x354 net/mac80211/tx.c:2062 __ieee80211_subif_start_xmit+0xab8/0x122c net/mac80211/tx.c:4338 ieee80211_subif_start_xmit+0xe0/0x438 net/mac80211/tx.c:4532 __netdev_start_xmit include/linux/netdevice.h:4903 [inline] netdev_start_xmit include/linux/netdevice.h:4917 [inline] xmit_one net/core/dev.c:3531 [inline] dev_hard_start_xmit+0x27c/0x938 net/core/dev.c:3547 __dev_queue_xmit+0x1678/0x33fc net/core/dev.c:4341 dev_queue_xmit include/linux/netdevice.h:3091 [inline] neigh_resolve_output+0x558/0x658 net/core/neighbour.c:1563 neigh_output include/net/neighbour.h:542 [inline] ip6_finish_output2+0x104c/0x1ee8 net/ipv6/ip6_output.c:137 ip6_finish_output+0x428/0x7a0 net/ipv6/ip6_output.c:222 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip6_output+0x270/0x594 net/ipv6/ip6_output.c:243 dst_output include/net/dst.h:450 [inline] NF_HOOK include/linux/netfilter.h:314 [inline] ndisc_send_skb+0xaa8/0x14f0 net/ipv6/ndisc.c:509 ndisc_send_ns+0xd4/0x164 net/ipv6/ndisc.c:667 addrconf_dad_work+0x988/0x1350 net/ipv6/addrconf.c:4280 process_one_work+0x7b8/0x15d4 kernel/workqueue.c:3267 process_scheduled_works kernel/workqueue.c:3348 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:3429 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860