Extracting prog: 1h14m1.038974864s Minimizing prog: 3h4m44.467798174s Simplifying prog options: 14m49.148751468s Extracting C: 5m13.703234434s Simplifying C: 0s extracting reproducer from 82 programs testing a last program of every proc single: executing 32 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$vimc1-ioctl$VIDIOC_CROPCAP detailed listing: executing program 0: r0 = openat$vimc1(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_CROPCAP(r0, 0xc02c563a, &(0x7f0000000040)={0xe, {0x400, 0x7fffffff, 0x4, 0xd}, {0x8210, 0x10, 0x80, 0x2}, {0x80000000, 0x8}}) 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$vimc1-ioctl$VIDIOC_CROPCAP detailed listing: executing program 0: r0 = openat$vimc1(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_CROPCAP(r0, 0xc02c563a, &(0x7f0000000040)={0xe, {0x400, 0x7fffffff, 0x4, 0xd}, {0x8210, 0x10, 0x80, 0x2}, {0x80000000, 0x8}}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x3f, &(0x7f0000000540)=ANY=[@ANYBLOB], 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}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x0, 0x3f, &(0x7f0000000540)=ANY=[@ANYBLOB], 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_TEST detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0xb, 0x6, 0x801, 0x0, 0x0, {0x6, 0x0, 0x2}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010101}}, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010100}}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x44}, 0x1, 0x0, 0x0, 0x840}, 0x4800) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-sendmsg$IPSET_CMD_TEST detailed listing: executing program 0: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0xb, 0x6, 0x801, 0x0, 0x0, {0x6, 0x0, 0x2}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0xc, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010101}}, @IPSET_ATTR_IP={0xc, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV4={0x8, 0x1, 0x1, 0x0, @rand_addr=0x64010100}}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x44}, 0x1, 0x0, 0x0, 0x840}, 0x4800) 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}}): sendmsg$OSF_MSG_REMOVE-socket$can_j1939-ioctl$ifreq_SIOCGIFINDEX_vcan-bind$can_j1939-setsockopt$sock_int-sendmmsg detailed listing: executing program 0: sendmsg$OSF_MSG_REMOVE(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0, 0x268}, 0x1, 0x0, 0x0, 0x20044080}, 0x44) r0 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) bind$can_j1939(r0, &(0x7f0000000340)={0x1d, r1, 0x0, {0x2, 0xff, 0x6}, 0xfe}, 0x18) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000040)=0x1, 0x4) sendmmsg(r0, &(0x7f00000002c0)=[{{0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000540)="050000eb3a49a8d1", 0x8}], 0x1}}], 0x1, 0x4000041) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine 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}}): sendmsg$OSF_MSG_REMOVE-socket$can_j1939-ioctl$ifreq_SIOCGIFINDEX_vcan-bind$can_j1939-setsockopt$sock_int-sendmmsg detailed listing: executing program 0: sendmsg$OSF_MSG_REMOVE(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={0x0, 0x268}, 0x1, 0x0, 0x0, 0x20044080}, 0x44) r0 = socket$can_j1939(0x1d, 0x2, 0x7) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000080)={'vcan0\x00', 0x0}) bind$can_j1939(r0, &(0x7f0000000340)={0x1d, r1, 0x0, {0x2, 0xff, 0x6}, 0xfe}, 0x18) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000040)=0x1, 0x4) sendmmsg(r0, &(0x7f00000002c0)=[{{0x0, 0x0, &(0x7f0000000700)=[{&(0x7f0000000540)="050000eb3a49a8d1", 0x8}], 0x1}}], 0x1, 0x4000041) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$btrfs-syz_usb_connect-syz_usb_ep_write$ath9k_ep2-syz_mount_image$ext4-ioctl$sock_SIOCETHTOOL detailed listing: executing program 0: syz_mount_image$btrfs(&(0x7f0000005100), &(0x7f0000005140)='./file0\x00', 0x0, &(0x7f0000005180), 0x1, 0x50ed, 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqCjtwLAAAAAAgzN86jJ4NAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALgUAAD//wNUIwc=") r0 = syz_usb_connect(0x3, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000014da2108ab12a390eb1e000000010902240001b30000040904410017ff5d810009050f1f01040000000905830300b3"], 0x0) syz_usb_ep_write$ath9k_ep2(r0, 0x83, 0x8, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./bus\x00', 0x2008042, &(0x7f0000000280)={[{@resgid}, {@journal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x1}}, {@noinit_itable}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x7b1}}]}, 0x1, 0x571, &(0x7f0000000780)="$eJzs3c+PG1cdAPDvzP5yk7SbQA9QAQlQCCiKnXXaqOql5QJCVSVExQFxSJddZ7XEjkPsLd0lUrd/A0ggcYI/gQMSB6SeOHDjiMQBEOWAVCACJUgcBs3Yu+ts7MSNvXaz/nykybyZN+Pve/bOvOdnxy+AmXUuInYjYjEi3oyI5e7+pLvEq50lP+7undtr9+7cXksiy974Z1Lk5/ui55zcye5jliLim1+L+G7yYNzW9s711Xq9dqu7XWk3blZa2zsXNxurG7WN2o1q9crKlUsvXX6xOra6nm388oOvbr72rd/8+tPv/373yz/Mi3Wqm9dbj3HqVH1hP05uPiJeO4pgUzDXXS9OuRw8njQiPhYRnyuu/+WYK/46AYDjLMuWI1vu3QYAjru0GANL0nJEpGm3E1DujOE9GyfSerPVvnCtuXVjvTNWdjoW0mub9dqlM0t//H5x8EKSb68UeUV+sV09tH05Is5ExI+Xniq2y2vN+vp0ujwAMPNO9rb/EfGfpTQtl4c6tc+negDAE6M07QIAABOn/QeA2aP9B4DZM0T73/2wf/fIywIATIb3/wAwe7T/ADB7tP8AMFO+8frr+ZLd6/7+9fpb21vXm29dXK+1rpcbW2vlteatm+WNZnOj+M2exqMer95s3lx5IbberrRrrXaltb1ztdHcutG+Wvyu99XawkRqBQA8zJmz7/0hiYjdl58qluiZy0FbDcdbOsajgCfL3Cgn6yDAE81sXzC7hmrCi07C7468LMB09P0x71Lf5P1++iGC+J4RfKSc/+Tw4//meIbjxcg+zK7HG/9/ZezlACbvscf//zzecgCTl2XJ4Tn/F/ezAIBjaYSv8GXvjKsTAkzVoybzHsvn/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHDMnIqI70WSlou5wNP837Rcjng6Ik7HQnJts167FBHPxNmIWFjKt1emXWgAYETp35Pu/F/nl58/dTh3MfnvUrGOiB/87I2fvL3abt9ayff/a3//0t70YdWD80aYVxAAGN5fhzmoaL+r3XXPG/m7d26v7S1HWMYHfPCV/clH1+7duV0snZz5yLIsiygVfYkT/05ivntOKSKei4i5McTffTciPtGv/kkxNnK6O/Npb/zoxn56ovHT++KnRV5nnT99Hx9DWWDWvJfff149fP3NFVfWueKI/td/qbhDja64/5Ui9u59B/e/veu9VJTmcPz8mj83bIwXfvv1B3Zmy528dyOem+8XP9mPnwyI//yQ8f/0qc/86JUBednPI85H//i9sSrtxs1Ka3vn4mZjdaO2UbtRrV5ZuXLppcsvVivFGHVlb6T6Qf94+cIzg8qW1//EgPidV/7kofov7p/7hSHr/4v/vfmdzx5sLh2O/6XP93/9ny3W/Z//vE384pDxV0/8auD03Xn89QH1f9Trf2HI+O//bWd9yEMBgAlobe9cX63Xa7dGSuTvQj/8WVmWvZOX4SHH5NnDPeBed3G06vwlisTB05JEEqM/P/cn8s7YMAcvjFyd+xJ7wyXjrk6fxPx+X3G8j/zth/+1DEosjhI0HXstHicRp7uJu5MKOpXbETBBBxf9tEsCAAAAAAAAAAAAAAAMMon/wzTtOgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHB8/T8AAP//Z1e+LQ==") ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000000)={'wlan1\x00', 0x0}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$btrfs-syz_usb_connect-syz_usb_ep_write$ath9k_ep2-syz_mount_image$ext4-ioctl$sock_SIOCETHTOOL detailed listing: executing program 0: syz_mount_image$btrfs(&(0x7f0000005100), &(0x7f0000005140)='./file0\x00', 0x0, &(0x7f0000005180), 0x1, 0x50ed, 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqCjtwLAAAAAAgzN86jJ4NAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALgUAAD//wNUIwc=") r0 = syz_usb_connect(0x3, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="1201000014da2108ab12a390eb1e000000010902240001b30000040904410017ff5d810009050f1f01040000000905830300b3"], 0x0) syz_usb_ep_write$ath9k_ep2(r0, 0x83, 0x8, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000040)='./bus\x00', 0x2008042, &(0x7f0000000280)={[{@resgid}, {@journal_checksum}, {@journal_dev={'journal_dev', 0x3d, 0x1}}, {@noinit_itable}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x7b1}}]}, 0x1, 0x571, &(0x7f0000000780)="$eJzs3c+PG1cdAPDvzP5yk7SbQA9QAQlQCCiKnXXaqOql5QJCVSVExQFxSJddZ7XEjkPsLd0lUrd/A0ggcYI/gQMSB6SeOHDjiMQBEOWAVCACJUgcBs3Yu+ts7MSNvXaz/nykybyZN+Pve/bOvOdnxy+AmXUuInYjYjEi3oyI5e7+pLvEq50lP+7undtr9+7cXksiy974Z1Lk5/ui55zcye5jliLim1+L+G7yYNzW9s711Xq9dqu7XWk3blZa2zsXNxurG7WN2o1q9crKlUsvXX6xOra6nm388oOvbr72rd/8+tPv/373yz/Mi3Wqm9dbj3HqVH1hP05uPiJeO4pgUzDXXS9OuRw8njQiPhYRnyuu/+WYK/46AYDjLMuWI1vu3QYAjru0GANL0nJEpGm3E1DujOE9GyfSerPVvnCtuXVjvTNWdjoW0mub9dqlM0t//H5x8EKSb68UeUV+sV09tH05Is5ExI+Xniq2y2vN+vp0ujwAMPNO9rb/EfGfpTQtl4c6tc+negDAE6M07QIAABOn/QeA2aP9B4DZM0T73/2wf/fIywIATIb3/wAwe7T/ADB7tP8AMFO+8frr+ZLd6/7+9fpb21vXm29dXK+1rpcbW2vlteatm+WNZnOj+M2exqMer95s3lx5IbberrRrrXaltb1ztdHcutG+Wvyu99XawkRqBQA8zJmz7/0hiYjdl58qluiZy0FbDcdbOsajgCfL3Cgn6yDAE81sXzC7hmrCi07C7468LMB09P0x71Lf5P1++iGC+J4RfKSc/+Tw4//meIbjxcg+zK7HG/9/ZezlACbvscf//zzecgCTl2XJ4Tn/F/ezAIBjaYSv8GXvjKsTAkzVoybzHsvn/wAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHDMnIqI70WSlou5wNP837Rcjng6Ik7HQnJts167FBHPxNmIWFjKt1emXWgAYETp35Pu/F/nl58/dTh3MfnvUrGOiB/87I2fvL3abt9ayff/a3//0t70YdWD80aYVxAAGN5fhzmoaL+r3XXPG/m7d26v7S1HWMYHfPCV/clH1+7duV0snZz5yLIsiygVfYkT/05ivntOKSKei4i5McTffTciPtGv/kkxNnK6O/Npb/zoxn56ovHT++KnRV5nnT99Hx9DWWDWvJfff149fP3NFVfWueKI/td/qbhDja64/5Ui9u59B/e/veu9VJTmcPz8mj83bIwXfvv1B3Zmy528dyOem+8XP9mPnwyI//yQ8f/0qc/86JUBednPI85H//i9sSrtxs1Ka3vn4mZjdaO2UbtRrV5ZuXLppcsvVivFGHVlb6T6Qf94+cIzg8qW1//EgPidV/7kofov7p/7hSHr/4v/vfmdzx5sLh2O/6XP93/9ny3W/Z//vE384pDxV0/8auD03Xn89QH1f9Trf2HI+O//bWd9yEMBgAlobe9cX63Xa7dGSuTvQj/8WVmWvZOX4SHH5NnDPeBed3G06vwlisTB05JEEqM/P/cn8s7YMAcvjFyd+xJ7wyXjrk6fxPx+X3G8j/zth/+1DEosjhI0HXstHicRp7uJu5MKOpXbETBBBxf9tEsCAAAAAAAAAAAAAAAMMon/wzTtOgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHB8/T8AAP//Z1e+LQ==") ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000000)={'wlan1\x00', 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}}): mkdirat-mkdirat-rmdir detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) rmdir(&(0x7f0000000040)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00') 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}}): mkdirat-mkdirat-rmdir detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) rmdir(&(0x7f0000000040)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00') 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-socket$inet_tcp-unshare-mkdirat-openat-ioctl$KVM_CREATE_VCPU detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r2 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r2, &(0x7f0000000380)='100000', 0x6) r3 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r3, &(0x7f0000000200)='1', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r4, &(0x7f0000000280)='0', 0x1) r5 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r5, r5) socket$nl_route(0x10, 0x3, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) program crashed: INFO: task hung in show_traces_open single: successfully extracted reproducer found reproducer with 19 syscalls minimizing guilty program 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$nl_route(0x10, 0x3, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-socket$inet_tcp-unshare-mkdirat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$nl_route(0x10, 0x3, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-socket$inet_tcp-unshare-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$nl_route(0x10, 0x3, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-socket$inet_tcp-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$nl_route(0x10, 0x3, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$nl_route-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$nl_route(0x10, 0x3, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-keyctl$link-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) r4 = add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) keyctl$link(0x8, r4, r4) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-add_key$fscrypt_v1-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) add_key$fscrypt_v1(&(0x7f0000000100), &(0x7f0000000380)={'fscrypt:', @desc3}, &(0x7f00000003c0)={0x0, "98bcb94a4fdb3c8d33f986d2b6572f61fda1b1a60174e5015d5352217a274cd410ea0c76b32ac45e65b92df28b6f297396c8569e175ad27f118f7a96f5f9264a", 0x2c}, 0x48, 0xfffffffffffffffe) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r3, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in instance_mkdir 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-openat-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) write(r2, &(0x7f0000000200)='1', 0x1) write(0xffffffffffffffff, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) openat(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.cpu/test/memory.oom_control\x00', 0x2, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-openat-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-mkdirat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) write(0xffffffffffffffff, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mount-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mkdirat-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-ioctl$KVM_CREATE_VM-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r1, &(0x7f0000000380)='100000', 0x6) r2 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r2, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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$kvm-mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, 0x0, &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, 0x0, 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380), 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, 0x0, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280), 0x0) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1b, 0x0) program did not crash extracting C reproducer testing compiled C 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}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=6m0s, {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-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program did not crash testing program (duration=6m0s, {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-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open validation run: crashed=true testing program (duration=6m0s, {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-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open validation run: crashed=true testing program (duration=6m0s, {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-mkdirat-openat-write-openat-write-socket$inet_tcp-unshare-mkdirat-openat detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./tracefs\x00', 0x1ef) mount(0x0, &(0x7f0000000000)='./tracefs\x00', &(0x7f0000000040)='tracefs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/test\x00', 0x777) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/test/memory.limit_in_bytes\x00', 0x2, 0x0) write(r0, &(0x7f0000000380)='100000', 0x6) r1 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./cgroup.cpu/test/cgroup.procs\x00', 0x2, 0x0) write(r1, &(0x7f0000000280)='0', 0x1) socket$inet_tcp(0x2, 0x1, 0x0) unshare(0xc000000) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./tracefs/instances/foo\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000080)='./tracefs/available_tracers\x00', 0x1b, 0x0) program crashed: INFO: task hung in show_traces_open validation run: crashed=true reproducing took 4h49m6.915618982s repro crashed as (corrupted=false): INFO: task syz.1.18:4483 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:26736 pid:4483 ppid:4410 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5246 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6563 schedule+0xb9/0x180 kernel/sched/core.c:6639 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6698 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x548/0xae0 kernel/locking/mutex.c:747 trace_array_get kernel/trace/trace.c:461 [inline] tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 do_dentry_open+0x7dd/0x10b0 fs/open.c:882 do_open fs/namei.c:3677 [inline] path_openat+0x2674/0x2f10 fs/namei.c:3834 do_filp_open+0x1ee/0x420 fs/namei.c:3861 do_sys_openat2+0x14b/0x4f0 fs/open.c:1320 do_sys_open fs/open.c:1336 [inline] __do_sys_openat fs/open.c:1352 [inline] __se_sys_openat fs/open.c:1347 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1347 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7feb80b9e159 RSP: 002b:00007ffe22a8cd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007feb80e25fa0 RCX: 00007feb80b9e159 RDX: 000000000000001b RSI: 0000200000000080 RDI: ffffffffffffff9c RBP: 00007feb80c3506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007feb80e25fac R14: 00007feb80e25fa0 R15: 00007feb80e25fa0 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffffffff8cb2e170 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffffffff8cb2e990 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/27: #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6529 2 locks held by getty/4032: #0: ffff88814daa2098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41e/0x1360 drivers/tty/n_tty.c:2198 3 locks held by kworker/1:4/4395: #0: ffff88814d2b2138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #1: ffffc90003267d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #2: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xc4/0x1500 net/ipv6/addrconf.c:4138 2 locks held by kworker/u4:6/4433: 3 locks held by kworker/0:13/4460: #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #1: ffffc90003567d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #2: ffff888053b23240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x283/0x3320 drivers/net/netdevsim/fib.c:1491 5 locks held by syz.0.17/4476: 1 lock held by syz.1.18/4483: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.19/4516: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.4.21/4517: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.3.20/4518: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.5.22/4557: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.6.23/4559: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.7.24/4602: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3} , at: trace_array_get kernel/trace/trace.c:461 [inline] , at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] , at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.8.25/4615: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.9.26/4616: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz-executor/4618: #0: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline] #0: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3c0/0x890 kernel/rcu/tree_exp.h:962 1 lock held by syz.1.28/4648: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.31/4688: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.3.36/4725: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.4.37/4730: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.5.49/4754: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.6.64/4783: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.7.74/4837: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.8.78/4845: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.9.84/4870: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.1.94/4880: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.109/4912: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3} , at: trace_array_get kernel/trace/trace.c:461 [inline] , at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] , at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 3 locks held by syz-executor/4915: #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163 #1: ffff88807b25d3e8 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_open+0x223/0x420 drivers/net/wireguard/device.c:49 #2: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:291 [inline] #2: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2ec/0x890 kernel/rcu/tree_exp.h:962 1 lock held by syz-executor/4929: #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163 1 lock held by syz.3.112/4938: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 2 locks held by syz-executor/4965: #0: ffffffff8dd48210 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x324/0x5b0 net/core/net_namespace.c:504 #1: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0xf/0x50 net/core/dev.c:10369 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106 nmi_cpu_backtrace+0x3e6/0x460 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xf0e/0xf50 kernel/hung_task.c:377 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4476 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:208 Code: 2e 0f 1f 84 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d c0 83 9e 0c 48 89 de 5b e9 77 7a 50 00 00 00 cc cc 00 00 cc <48> 8b 04 24 65 48 8b 0d 54 3c 80 7e 65 8b 15 55 3c 80 7e 81 e2 00 RSP: 0018:ffffc900035173e8 EFLAGS: 00000206 RAX: 0000000000000000 RBX: ffff0a0000000509 RCX: ffff88801a321e00 RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 00000000ffffffff RBP: ffffffff8a8cdf85 R08: ffffc90003517357 R09: ffffc90003517340 R10: dffffc0000000000 R11: fffff520006a2e6b R12: ffffc900835176bf R13: ffffc900035176c6 R14: 0000000000000004 R15: dffffc0000000000 FS: 0000555578984500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4efb63ae9c CR3: 0000000028111000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vsnprintf+0x12f9/0x1c20 lib/vsprintf.c:2755 sprintf+0xe4/0x140 lib/vsprintf.c:3009 print_time kernel/printk/printk.c:1274 [inline] info_print_prefix+0x168/0x360 kernel/printk/printk.c:1300 record_print_text+0x17e/0x4a0 kernel/printk/printk.c:1349 console_emit_next_record+0x5a4/0xb50 kernel/printk/printk.c:2760 console_flush_all kernel/printk/printk.c:-1 [inline] console_unlock+0x223/0x630 kernel/printk/printk.c:2906 vprintk_emit+0x4b3/0x6a0 kernel/printk/printk.c:2303 _printk+0xda/0x130 kernel/printk/printk.c:2328 event_subsystem_dir kernel/trace/trace_events.c:2490 [inline] event_create_dir+0xbfe/0xe50 kernel/trace/trace_events.c:2582 __trace_add_new_event kernel/trace/trace_events.c:3078 [inline] __trace_add_event_dirs kernel/trace/trace_events.c:3292 [inline] event_trace_add_tracer+0x19b/0x3a0 kernel/trace/trace_events.c:3891 trace_array_create_dir+0x77/0x120 kernel/trace/trace.c:9441 trace_array_create+0x724/0xcb0 kernel/trace/trace.c:9499 instance_mkdir+0xc8/0x120 kernel/trace/trace.c:9534 tracefs_syscall_mkdir+0xb7/0x110 fs/tracefs/inode.c:87 vfs_mkdir+0x386/0x570 fs/namei.c:4157 do_mkdirat+0x1d8/0x440 fs/namei.c:4182 __do_sys_mkdirat fs/namei.c:4197 [inline] __se_sys_mkdirat fs/namei.c:4195 [inline] __x64_sys_mkdirat+0x85/0x90 fs/namei.c:4195 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fd496d9e159 Code: Unable to access opcode bytes at 0x7fd496d9e12f. RSP: 002b:00007ffc61851a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fd497025fa0 RCX: 00007fd496d9e159 RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c RBP: 00007fd496e3506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd497025fac R14: 00007fd497025fa0 R15: 00007fd497025fa0 final repro crashed as (corrupted=false): INFO: task syz.1.18:4483 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.18 state:D stack:26736 pid:4483 ppid:4410 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5246 [inline] __schedule+0x107f/0x4030 kernel/sched/core.c:6563 schedule+0xb9/0x180 kernel/sched/core.c:6639 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6698 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x548/0xae0 kernel/locking/mutex.c:747 trace_array_get kernel/trace/trace.c:461 [inline] tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 do_dentry_open+0x7dd/0x10b0 fs/open.c:882 do_open fs/namei.c:3677 [inline] path_openat+0x2674/0x2f10 fs/namei.c:3834 do_filp_open+0x1ee/0x420 fs/namei.c:3861 do_sys_openat2+0x14b/0x4f0 fs/open.c:1320 do_sys_open fs/open.c:1336 [inline] __do_sys_openat fs/open.c:1352 [inline] __se_sys_openat fs/open.c:1347 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1347 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7feb80b9e159 RSP: 002b:00007ffe22a8cd08 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007feb80e25fa0 RCX: 00007feb80b9e159 RDX: 000000000000001b RSI: 0000200000000080 RDI: ffffffffffffff9c RBP: 00007feb80c3506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007feb80e25fac R14: 00007feb80e25fa0 R15: 00007feb80e25fa0 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffffffff8cb2e170 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffffffff8cb2e990 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xef0 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/27: #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #0: ffffffff8cb2d7e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6529 2 locks held by getty/4032: #0: ffff88814daa2098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41e/0x1360 drivers/tty/n_tty.c:2198 3 locks held by kworker/1:4/4395: #0: ffff88814d2b2138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #1: ffffc90003267d00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #2: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xc4/0x1500 net/ipv6/addrconf.c:4138 2 locks held by kworker/u4:6/4433: 3 locks held by kworker/0:13/4460: #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #1: ffffc90003567d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x7b4/0x1160 kernel/workqueue.c:2267 #2: ffff888053b23240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x283/0x3320 drivers/net/netdevsim/fib.c:1491 5 locks held by syz.0.17/4476: 1 lock held by syz.1.18/4483: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.19/4516: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.4.21/4517: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.3.20/4518: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.5.22/4557: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.6.23/4559: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.7.24/4602: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3} , at: trace_array_get kernel/trace/trace.c:461 [inline] , at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] , at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.8.25/4615: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.9.26/4616: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz-executor/4618: #0: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:323 [inline] #0: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3c0/0x890 kernel/rcu/tree_exp.h:962 1 lock held by syz.1.28/4648: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.31/4688: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.3.36/4725: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.4.37/4730: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.5.49/4754: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.6.64/4783: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.7.74/4837: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.8.78/4845: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.9.84/4870: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.1.94/4880: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 1 lock held by syz.2.109/4912: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3} , at: trace_array_get kernel/trace/trace.c:461 [inline] , at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] , at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 3 locks held by syz-executor/4915: #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163 #1: ffff88807b25d3e8 (&wg->device_update_lock){+.+.}-{3:3}, at: wg_open+0x223/0x420 drivers/net/wireguard/device.c:49 #2: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:291 [inline] #2: ffffffff8cb334b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2ec/0x890 kernel/rcu/tree_exp.h:962 1 lock held by syz-executor/4929: #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline] #0: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x80d/0xfb0 net/core/rtnetlink.c:6163 1 lock held by syz.3.112/4938: #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: trace_array_get kernel/trace/trace.c:461 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: tracing_check_open_get_tr kernel/trace/trace.c:511 [inline] #0: ffffffff8cb77408 (trace_types_lock){+.+.}-{3:3}, at: show_traces_open+0x7c/0x270 kernel/trace/trace.c:5121 2 locks held by syz-executor/4965: #0: ffffffff8dd48210 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x324/0x5b0 net/core/net_namespace.c:504 #1: ffffffff8dd550a8 (rtnl_mutex){+.+.}-{3:3}, at: register_netdev+0xf/0x50 net/core/dev.c:10369 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 27 Comm: khungtaskd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0x188/0x24e lib/dump_stack.c:106 nmi_cpu_backtrace+0x3e6/0x460 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xf0e/0xf50 kernel/hung_task.c:377 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4476 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:208 Code: 2e 0f 1f 84 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d c0 83 9e 0c 48 89 de 5b e9 77 7a 50 00 00 00 cc cc 00 00 cc <48> 8b 04 24 65 48 8b 0d 54 3c 80 7e 65 8b 15 55 3c 80 7e 81 e2 00 RSP: 0018:ffffc900035173e8 EFLAGS: 00000206 RAX: 0000000000000000 RBX: ffff0a0000000509 RCX: ffff88801a321e00 RDX: 0000000000000000 RSI: 00000000fffffffd RDI: 00000000ffffffff RBP: ffffffff8a8cdf85 R08: ffffc90003517357 R09: ffffc90003517340 R10: dffffc0000000000 R11: fffff520006a2e6b R12: ffffc900835176bf R13: ffffc900035176c6 R14: 0000000000000004 R15: dffffc0000000000 FS: 0000555578984500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f4efb63ae9c CR3: 0000000028111000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vsnprintf+0x12f9/0x1c20 lib/vsprintf.c:2755 sprintf+0xe4/0x140 lib/vsprintf.c:3009 print_time kernel/printk/printk.c:1274 [inline] info_print_prefix+0x168/0x360 kernel/printk/printk.c:1300 record_print_text+0x17e/0x4a0 kernel/printk/printk.c:1349 console_emit_next_record+0x5a4/0xb50 kernel/printk/printk.c:2760 console_flush_all kernel/printk/printk.c:-1 [inline] console_unlock+0x223/0x630 kernel/printk/printk.c:2906 vprintk_emit+0x4b3/0x6a0 kernel/printk/printk.c:2303 _printk+0xda/0x130 kernel/printk/printk.c:2328 event_subsystem_dir kernel/trace/trace_events.c:2490 [inline] event_create_dir+0xbfe/0xe50 kernel/trace/trace_events.c:2582 __trace_add_new_event kernel/trace/trace_events.c:3078 [inline] __trace_add_event_dirs kernel/trace/trace_events.c:3292 [inline] event_trace_add_tracer+0x19b/0x3a0 kernel/trace/trace_events.c:3891 trace_array_create_dir+0x77/0x120 kernel/trace/trace.c:9441 trace_array_create+0x724/0xcb0 kernel/trace/trace.c:9499 instance_mkdir+0xc8/0x120 kernel/trace/trace.c:9534 tracefs_syscall_mkdir+0xb7/0x110 fs/tracefs/inode.c:87 vfs_mkdir+0x386/0x570 fs/namei.c:4157 do_mkdirat+0x1d8/0x440 fs/namei.c:4182 __do_sys_mkdirat fs/namei.c:4197 [inline] __se_sys_mkdirat fs/namei.c:4195 [inline] __x64_sys_mkdirat+0x85/0x90 fs/namei.c:4195 do_syscall_x64 arch/x86/entry/common.c:46 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fd496d9e159 Code: Unable to access opcode bytes at 0x7fd496d9e12f. RSP: 002b:00007ffc61851a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fd497025fa0 RCX: 00007fd496d9e159 RDX: 00000000000001ff RSI: 0000200000000140 RDI: ffffffffffffff9c RBP: 00007fd496e3506b R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fd497025fac R14: 00007fd497025fa0 R15: 00007fd497025fa0