Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:19630' (ECDSA) to the list of known hosts. 2025/09/01 12:07:44 fuzzer started 2025/09/01 12:07:44 dialing manager at localhost:35473 syzkaller login: [ 52.267551] cgroup: Unknown subsys name 'net' [ 52.345206] cgroup: Unknown subsys name 'cpuset' [ 52.359189] cgroup: Unknown subsys name 'rlimit' 2025/09/01 12:07:55 syscalls: 2214 2025/09/01 12:07:55 code coverage: enabled 2025/09/01 12:07:55 comparison tracing: enabled 2025/09/01 12:07:55 extra coverage: enabled 2025/09/01 12:07:55 setuid sandbox: enabled 2025/09/01 12:07:55 namespace sandbox: enabled 2025/09/01 12:07:55 Android sandbox: enabled 2025/09/01 12:07:55 fault injection: enabled 2025/09/01 12:07:55 leak checking: enabled 2025/09/01 12:07:55 net packet injection: enabled 2025/09/01 12:07:55 net device setup: enabled 2025/09/01 12:07:55 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/09/01 12:07:55 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/09/01 12:07:55 USB emulation: enabled 2025/09/01 12:07:55 hci packet injection: enabled 2025/09/01 12:07:55 wifi device emulation: enabled 2025/09/01 12:07:55 802.15.4 emulation: enabled 2025/09/01 12:07:55 fetching corpus: 0, signal 0/2000 (executing program) 2025/09/01 12:07:55 fetching corpus: 50, signal 13783/17503 (executing program) 2025/09/01 12:07:55 fetching corpus: 100, signal 30852/35899 (executing program) 2025/09/01 12:07:55 fetching corpus: 150, signal 37700/44117 (executing program) 2025/09/01 12:07:55 fetching corpus: 200, signal 44313/52012 (executing program) 2025/09/01 12:07:55 fetching corpus: 250, signal 53048/61744 (executing program) 2025/09/01 12:07:55 fetching corpus: 300, signal 56957/66794 (executing program) 2025/09/01 12:07:56 fetching corpus: 350, signal 61596/72458 (executing program) 2025/09/01 12:07:56 fetching corpus: 400, signal 63529/75631 (executing program) 2025/09/01 12:07:56 fetching corpus: 450, signal 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2025/09/01 12:08:11 fetching corpus: 9301, signal 193021/196213 (executing program) 2025/09/01 12:08:13 starting 8 fuzzer processes 12:08:13 executing program 0: prlimit64(0x0, 0x7, &(0x7f00000003c0), 0x0) socket$unix(0x1, 0x1, 0x0) 12:08:13 executing program 1: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x4b, 0x0, 0x46) ioctl$int_in(r0, 0x5452, &(0x7f0000000080)=0x3ff) 12:08:13 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x7a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x8, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xffffffff8120001a}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) [ 80.562252] audit: type=1400 audit(1756728493.397:7): avc: denied { execmem } for pid=281 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 12:08:13 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x79, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f0000000080)={'syz_tun\x00', {0x2, 0x0, @remote}}) 12:08:13 executing program 2: ptrace$setsig(0x4203, 0x0, 0x5, &(0x7f0000000000)={0x3f, 0x14, 0x2}) r0 = msgget(0x3, 0x0) msgsnd(r0, &(0x7f0000001000)=ANY=[@ANYRES64=r0], 0x1008, 0x800) msgctl$IPC_RMID(r0, 0x0) r1 = msgget(0x3, 0x4) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000140)={0x0, ""/4096}, 0x1008, 0x0, 0x0) msgctl$IPC_SET(r2, 0x1, &(0x7f0000001180)={{0x2, 0xee00, 0xee01, 0xffffffffffffffff, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = msgget(0x0, 0x501) msgctl$IPC_RMID(r3, 0x0) msgctl$MSG_STAT_ANY(r1, 0xd, &(0x7f0000001240)=""/238) msgsnd(r2, &(0x7f0000001200)={0x2}, 0x8, 0x0) msgctl$IPC_RMID(r2, 0x0) 12:08:13 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b", 0x55, 0x400}], 0x0, &(0x7f0000000040)) 12:08:13 executing program 5: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x2501, 0x0) ioctl$SNAPSHOT_S2RAM(r0, 0x330f) 12:08:13 executing program 6: syz_mount_image$tmpfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)={[{@nr_inodes={'nr_inodes', 0x3d, [0x31, 0x65]}}]}) [ 81.695894] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.698065] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.700066] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.705247] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.718233] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 81.832086] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 81.836239] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 81.837978] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 81.839745] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 81.841150] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 81.844200] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 81.846456] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 81.850988] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 81.861877] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 81.869017] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 81.888777] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 81.892113] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 81.897999] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 81.900341] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 81.902088] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 81.905389] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 81.908422] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 81.911888] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 81.926471] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 81.932040] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 81.962362] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 81.965308] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 81.968693] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 81.977905] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 81.979383] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 81.981341] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 81.988912] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 81.990185] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 81.991317] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 81.998887] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 82.002743] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 82.002990] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 82.019734] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 82.020837] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 82.030063] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 83.794396] Bluetooth: hci0: command tx timeout [ 83.857889] Bluetooth: hci1: command tx timeout [ 83.921763] Bluetooth: hci2: command tx timeout [ 83.985907] Bluetooth: hci4: command tx timeout [ 83.986815] Bluetooth: hci3: command tx timeout [ 84.049844] Bluetooth: hci5: command tx timeout [ 84.115665] Bluetooth: hci7: command tx timeout [ 84.115769] Bluetooth: hci6: command tx timeout [ 85.843025] Bluetooth: hci0: command tx timeout [ 85.906676] Bluetooth: hci1: command tx timeout [ 85.972637] Bluetooth: hci2: command tx timeout [ 86.033916] Bluetooth: hci3: command tx timeout [ 86.034644] Bluetooth: hci4: command tx timeout [ 86.098865] Bluetooth: hci5: command tx timeout [ 86.161704] Bluetooth: hci6: command tx timeout [ 86.163617] Bluetooth: hci7: command tx timeout [ 87.889712] Bluetooth: hci0: command tx timeout [ 87.955699] Bluetooth: hci1: command tx timeout [ 88.017809] Bluetooth: hci2: command tx timeout [ 88.081654] Bluetooth: hci3: command tx timeout [ 88.082714] Bluetooth: hci4: command tx timeout [ 88.145661] Bluetooth: hci5: command tx timeout [ 88.210647] Bluetooth: hci7: command tx timeout [ 88.211064] Bluetooth: hci6: command tx timeout [ 89.938678] Bluetooth: hci0: command tx timeout [ 90.001656] Bluetooth: hci1: command tx timeout [ 90.065781] Bluetooth: hci2: command tx timeout [ 90.129651] Bluetooth: hci4: command tx timeout [ 90.129677] Bluetooth: hci3: command tx timeout [ 90.194759] Bluetooth: hci5: command tx timeout [ 90.258748] Bluetooth: hci6: command tx timeout [ 90.259168] Bluetooth: hci7: command tx timeout [ 121.282745] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.283426] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.463288] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.463984] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.813947] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.814561] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 121.859690] audit: type=1400 audit(1756728534.691:8): avc: denied { open } for pid=3810 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 [ 121.870710] audit: type=1400 audit(1756728534.691:9): avc: denied { kernel } for pid=3810 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 12:08:54 executing program 1: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x4b, 0x0, 0x46) ioctl$int_in(r0, 0x5452, &(0x7f0000000080)=0x3ff) [ 121.961921] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 121.962498] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 12:08:54 executing program 1: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x4b, 0x0, 0x46) ioctl$int_in(r0, 0x5452, &(0x7f0000000080)=0x3ff) [ 122.134326] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.134978] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 12:08:55 executing program 1: perf_event_open(&(0x7f0000000000)={0x2, 0x80, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x100}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x4b, 0x0, 0x46) ioctl$int_in(r0, 0x5452, &(0x7f0000000080)=0x3ff) [ 122.218841] random: crng reseeded on system resumption [ 122.228262] random: crng reseeded on system resumption [ 122.247520] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.248157] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 12:08:55 executing program 5: syz_mount_image$tmpfs(&(0x7f00000005c0), &(0x7f0000000600)='./file1\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000003c00)=ANY=[@ANYBLOB='mpol=interle=']) [ 122.366403] tmpfs: Bad value for 'mpol' [ 122.377638] tmpfs: Bad value for 'mpol' 12:08:55 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff}) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) mq_getsetattr(r0, 0x0, 0x0) 12:08:55 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='setgroups\x00') write$tcp_congestion(r0, 0x0, 0x0) 12:08:55 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)="b2", 0x7ffff000}, {&(0x7f0000000080)="03", 0x1}], 0x2}, 0x0) 12:08:55 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)="b2", 0x7ffff000}, {&(0x7f0000000080)="03", 0x1}], 0x2}, 0x0) [ 122.542545] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.543883] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.644023] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.644644] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.718146] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.719272] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.789359] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.789965] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.863658] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.864250] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.924498] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.925122] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 122.975652] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 122.976245] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.011764] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.012341] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.012370] tmpfs: Bad value for 'nr_inodes' [ 123.017872] tmpfs: Bad value for 'nr_inodes' [ 123.064868] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.065447] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.136915] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.137529] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.181571] loop4: detected capacity change from 0 to 4 [ 123.188927] EXT4-fs (loop4): unsupported inode size: 0 [ 123.189356] EXT4-fs (loop4): blocksize: 2048 [ 123.198818] loop4: detected capacity change from 0 to 4 [ 123.200933] EXT4-fs (loop4): unsupported inode size: 0 [ 123.201351] EXT4-fs (loop4): blocksize: 2048 12:08:56 executing program 0: prlimit64(0x0, 0x7, &(0x7f00000003c0), 0x0) socket$unix(0x1, 0x1, 0x0) 12:08:56 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x7a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x8, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xffffffff8120001a}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 12:08:56 executing program 6: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) getsockopt$inet6_buf(r0, 0x29, 0x30, 0x0, &(0x7f0000000100)) 12:08:56 executing program 2: ptrace$setsig(0x4203, 0x0, 0x5, &(0x7f0000000000)={0x3f, 0x14, 0x2}) r0 = msgget(0x3, 0x0) msgsnd(r0, &(0x7f0000001000)=ANY=[@ANYRES64=r0], 0x1008, 0x800) msgctl$IPC_RMID(r0, 0x0) r1 = msgget(0x3, 0x4) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000140)={0x0, ""/4096}, 0x1008, 0x0, 0x0) msgctl$IPC_SET(r2, 0x1, &(0x7f0000001180)={{0x2, 0xee00, 0xee01, 0xffffffffffffffff, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = msgget(0x0, 0x501) msgctl$IPC_RMID(r3, 0x0) msgctl$MSG_STAT_ANY(r1, 0xd, &(0x7f0000001240)=""/238) msgsnd(r2, &(0x7f0000001200)={0x2}, 0x8, 0x0) msgctl$IPC_RMID(r2, 0x0) 12:08:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b", 0x55, 0x400}], 0x0, &(0x7f0000000040)) 12:08:56 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)="b2", 0x7ffff000}, {&(0x7f0000000080)="03", 0x1}], 0x2}, 0x0) 12:08:56 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='setgroups\x00') write$tcp_congestion(r0, 0x0, 0x0) 12:08:56 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x79, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f0000000080)={'syz_tun\x00', {0x2, 0x0, @remote}}) [ 123.367797] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 123.383259] loop4: detected capacity change from 0 to 4 [ 123.404657] EXT4-fs (loop4): unsupported inode size: 0 [ 123.405122] EXT4-fs (loop4): blocksize: 2048 12:08:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b", 0x55, 0x400}], 0x0, &(0x7f0000000040)) 12:08:56 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x7a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x8, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xffffffff8120001a}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 12:08:56 executing program 0: prlimit64(0x0, 0x7, &(0x7f00000003c0), 0x0) socket$unix(0x1, 0x1, 0x0) 12:08:56 executing program 6: ptrace$setsig(0x4203, 0x0, 0x5, &(0x7f0000000000)={0x3f, 0x14, 0x2}) r0 = msgget(0x3, 0x0) msgsnd(r0, &(0x7f0000001000)=ANY=[@ANYRES64=r0], 0x1008, 0x800) msgctl$IPC_RMID(r0, 0x0) r1 = msgget(0x3, 0x4) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000140)={0x0, ""/4096}, 0x1008, 0x0, 0x0) msgctl$IPC_SET(r2, 0x1, &(0x7f0000001180)={{0x2, 0xee00, 0xee01, 0xffffffffffffffff, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = msgget(0x0, 0x501) msgctl$IPC_RMID(r3, 0x0) msgctl$MSG_STAT_ANY(r1, 0xd, &(0x7f0000001240)=""/238) msgsnd(r2, &(0x7f0000001200)={0x2}, 0x8, 0x0) msgctl$IPC_RMID(r2, 0x0) 12:08:56 executing program 7: perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0x79, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, &(0x7f0000000080)={'syz_tun\x00', {0x2, 0x0, @remote}}) 12:08:56 executing program 2: ptrace$setsig(0x4203, 0x0, 0x5, &(0x7f0000000000)={0x3f, 0x14, 0x2}) r0 = msgget(0x3, 0x0) msgsnd(r0, &(0x7f0000001000)=ANY=[@ANYRES64=r0], 0x1008, 0x800) msgctl$IPC_RMID(r0, 0x0) r1 = msgget(0x3, 0x4) r2 = msgget$private(0x0, 0x0) msgrcv(r2, &(0x7f0000000140)={0x0, ""/4096}, 0x1008, 0x0, 0x0) msgctl$IPC_SET(r2, 0x1, &(0x7f0000001180)={{0x2, 0xee00, 0xee01, 0xffffffffffffffff, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffffffffffff, 0xffffffffffffffff}) r3 = msgget(0x0, 0x501) msgctl$IPC_RMID(r3, 0x0) msgctl$MSG_STAT_ANY(r1, 0xd, &(0x7f0000001240)=""/238) msgsnd(r2, &(0x7f0000001200)={0x2}, 0x8, 0x0) msgctl$IPC_RMID(r2, 0x0) 12:08:56 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000040)="b2", 0x7ffff000}, {&(0x7f0000000080)="03", 0x1}], 0x2}, 0x0) 12:08:56 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='setgroups\x00') write$tcp_congestion(r0, 0x0, 0x0) [ 123.499360] BUG: unable to handle page fault for address: ffffed10212c91ce [ 123.499970] #PF: supervisor read access in kernel mode [ 123.500389] #PF: error_code(0x0000) - not-present page [ 123.500806] PGD 7ffd4067 P4D 7ffd4067 PUD 7ffd3067 PMD 0 [ 123.501255] Oops: Oops: 0000 [#1] SMP KASAN NOPTI [ 123.501648] CPU: 0 UID: 0 PID: 3947 Comm: syz-executor.3 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) [ 123.504664] Tainted: [W]=WARN [ 123.505452] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 123.507862] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.509000] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.512187] RSP: 0018:ffff8880159e7800 EFLAGS: 00010212 [ 123.512610] RAX: 1ffff110212c91ce RBX: ffff888109648c80 RCX: ffffc90002ca0000 [ 123.513184] RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648e70 [ 123.513744] RBP: ffff8880159e7a70 R08: ffff88806ce31340 R09: ffffe8ffffc15ae8 [ 123.514311] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 [ 123.514873] R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000 [ 123.515447] FS: 00007fc4fb985700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 [ 123.516082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.516541] CR2: ffffed10212c91ce CR3: 0000000016239000 CR4: 0000000000350ef0 [ 123.517106] Call Trace: [ 123.517314] [ 123.517497] ? perf_swevent_event+0x63/0x3f0 [ 123.517864] ? __pfx_perf_tp_event+0x10/0x10 [ 123.518223] ? tracing_gen_ctx_irq_test+0x167/0x1f0 [ 123.518625] ? perf_swevent_event+0x63/0x3f0 [ 123.518981] ? tracing_gen_ctx_irq_test+0x167/0x1f0 [ 123.519382] ? perf_swevent_event+0x63/0x3f0 [ 123.519750] ? perf_tp_event+0x807/0xe70 [ 123.520087] ? __pfx_perf_tp_event+0x10/0x10 [ 123.520447] ? __perf_install_in_context+0x503/0xb90 [ 123.520855] ? do_raw_spin_unlock+0x53/0x220 [ 123.521219] ? perf_trace_run_bpf_submit+0xef/0x180 [ 123.521623] perf_trace_run_bpf_submit+0xef/0x180 [ 123.522018] perf_trace_lock+0x337/0x5d0 [ 123.522352] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.522725] ? lock_acquire+0x15e/0x2f0 [ 123.523050] ? futex_ref_get+0x48/0x300 [ 123.523372] ? futex_ref_get+0x114/0x300 [ 123.523713] ? futex_hash+0x15c/0x390 [ 123.524025] lock_release+0x1ab/0x290 [ 123.524340] ? futex_hash+0x15c/0x390 [ 123.524653] futex_ref_get+0x119/0x300 [ 123.524976] ? futex_hash+0x15c/0x390 [ 123.525289] futex_hash+0x70/0x390 [ 123.525587] futex_wake+0x143/0x540 [ 123.525893] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.526272] ? __pfx_futex_wake+0x10/0x10 [ 123.526614] ? __do_sys_perf_event_open+0x44d/0x2c20 [ 123.527033] ? lock_release+0xc8/0x290 [ 123.527357] do_futex+0x26d/0x370 [ 123.527656] ? __pfx_do_futex+0x10/0x10 [ 123.527984] ? __pfx___do_sys_perf_event_open+0x10/0x10 [ 123.528419] ? find_held_lock+0x2b/0x80 [ 123.528753] __x64_sys_futex+0x1c9/0x4d0 [ 123.529093] ? __pfx___x64_sys_futex+0x10/0x10 [ 123.529465] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 123.529885] do_syscall_64+0xbf/0x360 [ 123.530198] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.530609] RIP: 0033:0x7fc4fe40fb19 [ 123.530907] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.532336] RSP: 002b:00007fc4fb985218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 123.532935] RAX: ffffffffffffffda RBX: 00007fc4fe522f68 RCX: 00007fc4fe40fb19 [ 123.533495] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc4fe522f6c [ 123.534056] RBP: 00007fc4fe522f60 R08: 000000000000000e R09: 0000000000000000 [ 123.534616] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fc4fe522f6c [ 123.535175] R13: 00007ffcb7218f3f R14: 00007fc4fb985300 R15: 0000000000022000 [ 123.535750] [ 123.535942] Modules linked in: [ 123.536204] CR2: ffffed10212c91ce [ 123.536482] ---[ end trace 0000000000000000 ]--- [ 123.536486] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI [ 123.536853] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.537743] KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] [ 123.538104] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.538699] CPU: 1 UID: 0 PID: 3943 Comm: syz-executor.0 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) [ 123.540112] RSP: 0018:ffff8880159e7800 EFLAGS: 00010212 [ 123.541034] Tainted: [D]=DIE, [W]=WARN [ 123.541448] RAX: 1ffff110212c91ce RBX: ffff888109648c80 RCX: ffffc90002ca0000 [ 123.541751] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 123.542310] RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648e70 [ 123.542950] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.543506] RBP: ffff8880159e7a70 R08: ffff88806ce31340 R09: ffffe8ffffc15ae8 [ 123.543868] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.544424] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 [ 123.545836] RSP: 0018:ffff888047daf800 EFLAGS: 00010212 [ 123.546390] R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000 [ 123.546810] RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 [ 123.547359] FS: 00007fc4fb985700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 [ 123.547919] RDX: ffff88801bf41b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191 [ 123.548543] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.549095] RBP: ffff888047dafa70 R08: ffff88806cf31340 R09: ffffe8ffffd15ae8 [ 123.549547] CR2: ffffed10212c91ce CR3: 0000000016239000 CR4: 0000000000350ef0 [ 123.550098] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 123.550654] note: syz-executor.3[3947] exited with irqs disabled [ 123.551200] R13: 000000000000002c R14: ffff88806cf31340 R15: dffffc0000000000 [ 123.552236] FS: 000055557490f400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 [ 123.552867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.553328] CR2: 0000555574910c18 CR3: 000000001c5b8000 CR4: 0000000000350ef0 [ 123.553890] Call Trace: [ 123.554100] [ 123.554289] ? arch_scale_cpu_capacity+0x17/0xa0 [ 123.554679] ? __pfx_perf_tp_event+0x10/0x10 [ 123.555040] ? __asan_memset+0x24/0x50 [ 123.555367] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.555746] ? __pfx___mutex_lock+0x10/0x10 [ 123.556101] ? perf_trace_lock+0xb5/0x5d0 [ 123.556435] ? kvm_sched_clock_read+0x16/0x30 [ 123.556801] ? sched_clock+0x37/0x60 [ 123.557109] ? sched_clock_cpu+0x6c/0x4e0 [ 123.557451] ? perf_trace_run_bpf_submit+0xef/0x180 [ 123.557853] perf_trace_run_bpf_submit+0xef/0x180 [ 123.558247] perf_trace_lock+0x337/0x5d0 [ 123.558579] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.558948] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.559321] ? get_futex_key+0x592/0x14a0 [ 123.559664] ? futex_ref_get+0x114/0x300 [ 123.559991] ? futex_hash+0x15c/0x390 [ 123.560298] lock_release+0x1ab/0x290 [ 123.560607] ? futex_hash+0x15c/0x390 [ 123.560913] futex_ref_get+0x119/0x300 [ 123.561225] ? futex_hash+0x15c/0x390 [ 123.561531] futex_hash+0x70/0x390 [ 123.561820] futex_wake+0x143/0x540 [ 123.562121] ? put_pid+0x1f/0x30 [ 123.562396] ? kernel_clone+0x204/0x7f0 [ 123.562715] ? __pfx_futex_wake+0x10/0x10 [ 123.563052] ? __pfx_kernel_clone+0x10/0x10 [ 123.563406] ? perf_trace_lock+0xb5/0x5d0 [ 123.563741] ? __pfx___handle_mm_fault+0x10/0x10 [ 123.564132] do_futex+0x26d/0x370 [ 123.564419] ? __pfx_do_futex+0x10/0x10 [ 123.564743] ? __pfx___do_sys_clone+0x10/0x10 [ 123.565106] ? handle_mm_fault+0x590/0x9b0 [ 123.565450] __x64_sys_futex+0x1c9/0x4d0 [ 123.565782] ? __pfx___x64_sys_futex+0x10/0x10 [ 123.566151] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 123.566573] do_syscall_64+0xbf/0x360 [ 123.566880] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 123.567293] RIP: 0033:0x7ff808817b19 [ 123.567597] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.569024] RSP: 002b:00007fffa15f6e38 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 123.569624] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff808817b19 [ 123.570181] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007ff80892af68 [ 123.570739] RBP: 00007ff80892af60 R08: 00007ff805d8d700 R09: 0000000000000000 [ 123.571299] R10: 00007ff805d8d700 R11: 0000000000000246 R12: 00007ff80892f0c8 [ 123.571870] R13: 00007fffa15f6f40 R14: 00007ff80892af60 R15: 000000000001e20a [ 123.572439] [ 123.572630] Modules linked in: [ 123.572893] BUG: unable to handle page fault for address: ffffed10212c91ce [ 123.573440] #PF: supervisor read access in kernel mode [ 123.573847] #PF: error_code(0x0000) - not-present page [ 123.574253] PGD 7ffd4067 P4D 7ffd4067 PUD 7ffd3067 PMD 0 [ 123.574699] Oops: Oops: 0000 [#3] SMP KASAN NOPTI [ 123.575081] CPU: 0 UID: 0 PID: 3947 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) [ 123.576018] Tainted: [D]=DIE, [W]=WARN [ 123.576337] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 123.576981] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.577355] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.578771] RSP: 0018:ffff88806ce08a80 EFLAGS: 00010012 [ 123.579193] RAX: 1ffff110212c91ce RBX: ffff888109648c80 RCX: 0000000000000002 [ 123.579756] RDX: ffff88800ece9b80 RSI: ffffffff8189a4e7 RDI: ffff888109648e70 [ 123.580314] RBP: ffff88806ce08cf0 R08: ffff88806ce31490 R09: ffffe8ffffc15ae8 [ 123.580872] R10: 0000000000000000 R11: ffff88806ce37018 R12: dffffc0000000000 [ 123.581425] R13: 0000000000000024 R14: ffff88806ce31490 R15: dffffc0000000000 [ 123.581982] FS: 00007fc4fb985700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 [ 123.582609] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.583063] CR2: ffffed10212c91ce CR3: 0000000016239000 CR4: 0000000000350ef0 [ 123.583668] Call Trace: [ 123.583874] [ 123.584054] ? __pfx_perf_tp_event+0x10/0x10 [ 123.584406] ? sched_clock_cpu+0x6c/0x4e0 [ 123.584738] ? trace_pelt_se_tp+0xdf/0x130 [ 123.585079] ? __update_load_avg_se+0x428/0xa40 [ 123.585454] ? lock_is_held_type+0x9e/0x120 [ 123.585800] ? perf_trace_lock+0xb5/0x5d0 [ 123.586126] ? perf_trace_lock+0xb5/0x5d0 [ 123.586457] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.586821] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.587184] ? check_preempt_wakeup_fair+0x406/0x950 [ 123.587602] ? perf_trace_run_bpf_submit+0xef/0x180 [ 123.587994] perf_trace_run_bpf_submit+0xef/0x180 [ 123.588385] perf_trace_lock+0x337/0x5d0 [ 123.588706] ? place_entity+0x1c/0x410 [ 123.589013] ? kvm_sched_clock_read+0x16/0x30 [ 123.589375] ? __pfx_perf_trace_lock+0x10/0x10 [ 123.589738] ? check_preempt_wakeup_fair+0x6e/0x950 [ 123.590131] ? sched_ttwu_pending+0x2e0/0x4a0 [ 123.590492] lock_release+0x1ab/0x290 [ 123.590795] ? ttwu_do_activate+0x1a4/0x8a0 [ 123.591152] _raw_spin_unlock+0x16/0x40 [ 123.591486] sched_ttwu_pending+0x2e0/0x4a0 [ 123.591831] ? __pfx_sched_ttwu_pending+0x10/0x10 [ 123.592213] ? hrtimer_interrupt+0x652/0x830 [ 123.592563] __flush_smp_call_function_queue+0x434/0x740 [ 123.592992] __sysvec_call_function_single+0x6d/0x370 [ 123.593405] sysvec_call_function_single+0xa1/0xc0 [ 123.593794] [ 123.593976] [ 123.594156] asm_sysvec_call_function_single+0x1a/0x20 [ 123.594567] RIP: 0010:make_task_dead+0xa2/0x3b0 [ 123.594940] Code: 38 00 85 db 0f 84 21 01 00 00 e8 09 a6 38 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 57 a1 38 00 48 85 db 0f 84 17 01 00 00 e9 a5 38 00 31 ff 65 8b 1d 60 2f 49 06 81 e3 ff ff ff 7f 89 de [ 123.596353] RSP: 0018:ffff8880159e7f28 EFLAGS: 00000246 [ 123.596769] RAX: 0000000000000001 RBX: ffff88800ece9b80 RCX: ffffffff817c3ab6 [ 123.597319] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813b5234 [ 123.597869] RBP: 0000000000000009 R08: 0000000000000000 R09: 0000000000000000 [ 123.598425] R10: ffffffff8643b457 R11: 7973203a65746f6e R12: ffff88800ece9b80 [ 123.598971] R13: 0000000000000009 R14: ffff8880159e77e0 R15: 0000000000000000 [ 123.599540] ? trace_irq_enable.constprop.0+0x26/0x100 [ 123.599950] ? make_task_dead+0x214/0x3b0 [ 123.600281] ? make_task_dead+0x214/0x3b0 [ 123.600607] ? do_syscall_64+0xbf/0x360 [ 123.600924] rewind_stack_and_make_dead+0x16/0x20 [ 123.601312] RIP: 0033:0x7fc4fe40fb19 [ 123.601606] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 123.603010] RSP: 002b:00007fc4fb985218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 123.603604] RAX: ffffffffffffffda RBX: 00007fc4fe522f68 RCX: 00007fc4fe40fb19 [ 123.604157] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc4fe522f6c [ 123.604707] RBP: 00007fc4fe522f60 R08: 000000000000000e R09: 0000000000000000 [ 123.605257] R10: 0000000000000003 R11: 0000000000000246 R12: 00007fc4fe522f6c [ 123.605808] R13: 00007ffcb7218f3f R14: 00007fc4fb985300 R15: 0000000000022000 [ 123.606362] [ 123.606549] Modules linked in: [ 123.606802] CR2: ffffed10212c91ce [ 123.607075] ---[ end trace 0000000000000000 ]--- [ 123.607076] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#4] SMP KASAN NOPTI [ 123.607462] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.608314] KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] [ 123.608671] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.609255] CPU: 1 UID: 0 PID: 3943 Comm: syz-executor.0 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) [ 123.610649] RSP: 0018:ffff8880159e7800 EFLAGS: 00010212 [ 123.611569] Tainted: [D]=DIE, [W]=WARN [ 123.611973] RAX: 1ffff110212c91ce RBX: ffff888109648c80 RCX: ffffc90002ca0000 [ 123.612273] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 123.612818] RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: ffff888109648e70 [ 123.613449] RIP: 0010:perf_tp_event+0x175/0xe70 [ 123.613992] RBP: ffff8880159e7a70 R08: ffff88806ce31340 R09: ffffe8ffffc15ae8 [ 123.614355] Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 [ 123.614906] R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 [ 123.616324] RSP: 0018:ffff88806cf08a80 EFLAGS: 00010012 [ 123.616882] R13: 000000000000002c R14: ffff88806ce31340 R15: dffffc0000000000 [ 123.616893] FS: 00007fc4fb985700(0000) GS:ffff8880e55d8000(0000) knlGS:0000000000000000 [ 123.617296] RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 [ 123.617849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.618467] RDX: ffff88801bf41b80 RSI: ffffffff8189a4e7 RDI: 0000000000000191 [ 123.619023] CR2: ffffed10212c91ce CR3: 0000000016239000 CR4: 0000000000350ef0 [ 123.619478] RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd15ae8 [ 123.620037] Kernel panic - not syncing: Fatal exception in interrupt [ 124.662002] Shutting down cpus with NMI [ 124.663622] Kernel Offset: disabled [ 124.663912] ---[ end Kernel panic - not syncing: Fatal exception in interrupt ]--- VM DIAGNOSIS: 12:08:56 Registers: info registers vcpu 0 RAX=0000000000000031 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff828e5105 RDI=ffffffff88729280 RBP=ffffffff88729240 RSP=ffff8880159e7048 R8 =0000000000000000 R9 =ffffed1001653046 R10=0000000000000031 R11=6572617764726148 R12=0000000000000031 R13=0000000000000010 R14=ffffffff88729240 R15=ffffffff828e50f0 RIP=ffffffff828e515d RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc4fb985700 00000000 00000000 GS =0000 ffff8880e55d8000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=ffffed10212c91ce CR3=0000000016239000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00007fc4fe4f67c000007fc4fe4f67c8 XMM02=00007fc4fe4f67e000007fc4fe4f67c0 XMM03=00007fc4fe4f67c800007fc4fe4f67c0 XMM04=ffffffff0000ff00000000ff00000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000001 RCX=ffffffff84be3c0e RDX=fffffbfff0f0f609 RSI=0000000000000004 RDI=ffffffff8787b044 RBP=ffffffff8787b044 RSP=ffff888047daf5b0 R8 =0000000000000000 R9 =fffffbfff0f0f608 R10=ffffffff8787b047 R11=202c746c75616620 R12=1ffff11008fb5eb7 R13=0000000000000007 R14=fffffbfff0f0f608 R15=ffff888047daf5e8 RIP=ffffffff84be3da0 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 000055557490f400 00000000 00000000 GS =0000 ffff8880e56d8000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000555574910c18 CR3=000000001c5b8000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00007ff8088fe7c000007ff8088fe7c8 XMM02=00007ff8088fe7e000007ff8088fe7c0 XMM03=00007ff8088fe7c800007ff8088fe7c0 XMM04=ffffffff0000ff00000000ff00000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000