syzkaller login: [ 68.656223] sshd (233) used greatest stack depth: 24232 bytes left Warning: Permanently added '[localhost]:62466' (ECDSA) to the list of known hosts. 2025/01/18 21:12:41 fuzzer started 2025/01/18 21:12:41 dialing manager at localhost:44245 [ 71.326559] cgroup: Unknown subsys name 'net' [ 71.419811] cgroup: Unknown subsys name 'cpuset' [ 71.449350] cgroup: Unknown subsys name 'rlimit' [ 76.762620] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 2025/01/18 21:12:59 syscalls: 2217 2025/01/18 21:12:59 code coverage: enabled 2025/01/18 21:12:59 comparison tracing: enabled 2025/01/18 21:12:59 extra coverage: enabled 2025/01/18 21:12:59 setuid sandbox: enabled 2025/01/18 21:12:59 namespace sandbox: enabled 2025/01/18 21:12:59 Android sandbox: enabled 2025/01/18 21:12:59 fault injection: enabled 2025/01/18 21:12:59 leak checking: enabled 2025/01/18 21:12:59 net packet injection: enabled 2025/01/18 21:12:59 net device setup: enabled 2025/01/18 21:12:59 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/18 21:12:59 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/18 21:12:59 USB emulation: enabled 2025/01/18 21:12:59 hci packet injection: enabled 2025/01/18 21:12:59 wifi device emulation: enabled 2025/01/18 21:12:59 802.15.4 emulation: enabled 2025/01/18 21:12:59 fetching corpus: 0, signal 0/2000 (executing program) 2025/01/18 21:12:59 fetching corpus: 50, signal 26487/29493 (executing program) 2025/01/18 21:12:59 fetching corpus: 100, signal 39330/43147 (executing program) 2025/01/18 21:12:59 fetching corpus: 150, signal 47058/51550 (executing program) 2025/01/18 21:12:59 fetching corpus: 200, signal 51763/56900 (executing program) 2025/01/18 21:13:00 fetching corpus: 250, signal 56319/61962 (executing program) 2025/01/18 21:13:00 fetching corpus: 300, signal 61265/67166 (executing program) 2025/01/18 21:13:00 fetching corpus: 350, signal 64996/71226 (executing program) 2025/01/18 21:13:00 fetching corpus: 400, signal 68757/75150 (executing program) 2025/01/18 21:13:00 fetching corpus: 450, signal 71583/78165 (executing program) 2025/01/18 21:13:00 fetching corpus: 500, signal 74662/81254 (executing program) 2025/01/18 21:13:01 fetching corpus: 550, signal 76679/83421 (executing program) 2025/01/18 21:13:01 fetching corpus: 600, signal 79075/85808 (executing program) 2025/01/18 21:13:01 fetching corpus: 650, signal 81592/88170 (executing program) 2025/01/18 21:13:01 fetching corpus: 700, signal 83871/90247 (executing program) 2025/01/18 21:13:01 fetching corpus: 750, signal 86534/92552 (executing program) 2025/01/18 21:13:01 fetching corpus: 800, signal 88089/94017 (executing program) 2025/01/18 21:13:02 fetching corpus: 850, signal 89766/95437 (executing program) 2025/01/18 21:13:02 fetching corpus: 900, signal 91423/96881 (executing program) 2025/01/18 21:13:02 fetching corpus: 950, signal 92624/97915 (executing program) 2025/01/18 21:13:02 fetching corpus: 1000, signal 94383/99257 (executing program) 2025/01/18 21:13:02 fetching corpus: 1050, signal 96707/100861 (executing program) 2025/01/18 21:13:02 fetching corpus: 1100, signal 97861/101698 (executing program) 2025/01/18 21:13:03 fetching corpus: 1150, signal 99657/102868 (executing program) 2025/01/18 21:13:03 fetching corpus: 1200, signal 101504/103991 (executing program) 2025/01/18 21:13:03 fetching corpus: 1250, signal 104608/105652 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/105843 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/105881 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/105921 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/105950 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/105990 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106025 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106056 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106083 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106123 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106154 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106183 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106213 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106254 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106298 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106321 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106353 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106395 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106426 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106465 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106495 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106526 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106558 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106595 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106633 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106660 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106690 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106718 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106730 (executing program) 2025/01/18 21:13:03 fetching corpus: 1269, signal 104941/106730 (executing program) 2025/01/18 21:13:07 starting 8 fuzzer processes 21:13:07 executing program 0: socket$inet6_icmp(0xa, 0x2, 0x3a) 21:13:07 executing program 1: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6, 0x0, 0x0, 0x7fff0000}]}) process_mrelease(0xffffffffffffffff, 0x0) 21:13:07 executing program 2: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000040)="aa", 0x1}], 0x1, 0x0, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r1, &(0x7f0000000700)={0x2, 0x0, @remote}, 0x10) setsockopt$inet_mreqn(r2, 0x0, 0x23, &(0x7f0000000300)={@multicast2, @local}, 0xc) sendfile(r1, r0, 0x0, 0xffffffff000) 21:13:07 executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_BT_FLUSHABLE(r0, 0x112, 0x4, &(0x7f0000000000), 0x4) [ 97.129035] audit: type=1400 audit(1737234787.522:7): avc: denied { execmem } for pid=273 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 21:13:07 executing program 4: mkdir(&(0x7f0000003b80)='./file0\x00', 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setxattr$system_posix_acl(&(0x7f0000000100)='./file0\x00', &(0x7f0000000180)='system.posix_acl_access\x00', &(0x7f0000000200)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r0, @ANYBLOB="010003000000000020"], 0x2c, 0x0) 21:13:07 executing program 5: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xfc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000000)={@local, @empty}, 0xc) 21:13:07 executing program 6: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x84, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x2403, 0x0) 21:13:07 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x0, 0x0, 0x0) [ 98.467508] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 98.472686] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 98.486027] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 98.486281] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 98.490519] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 98.494612] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 98.495915] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 98.505238] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 98.506349] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 98.509759] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 98.514427] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 98.524565] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 98.575159] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 98.578574] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 98.582393] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 98.590762] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 98.594455] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 98.596154] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 98.638149] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 98.639740] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 98.648621] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 98.656329] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 98.658659] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 98.672806] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 98.695213] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 98.696991] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 98.705309] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 98.705361] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 98.714930] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 98.715268] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 98.717820] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 98.728259] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 98.737522] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 98.737552] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 98.743118] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 98.746017] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 98.782035] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 98.785215] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 98.797979] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 98.798355] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 98.805621] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 98.809224] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 98.812705] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 98.812714] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 98.816539] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 98.825480] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 98.856523] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 98.870931] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 100.541135] Bluetooth: hci1: command tx timeout [ 100.604559] Bluetooth: hci0: command tx timeout [ 100.668530] Bluetooth: hci2: command tx timeout [ 100.732765] Bluetooth: hci3: command tx timeout [ 100.796537] Bluetooth: hci4: command tx timeout [ 100.796954] Bluetooth: hci5: command tx timeout [ 100.925707] Bluetooth: hci7: command tx timeout [ 100.926603] Bluetooth: hci6: command tx timeout [ 102.589298] Bluetooth: hci1: command tx timeout [ 102.653498] Bluetooth: hci0: command tx timeout [ 102.716679] Bluetooth: hci2: command tx timeout [ 102.780692] Bluetooth: hci3: command tx timeout [ 102.844640] Bluetooth: hci5: command tx timeout [ 102.844677] Bluetooth: hci4: command tx timeout [ 102.972506] Bluetooth: hci6: command tx timeout [ 102.972596] Bluetooth: hci7: command tx timeout [ 104.636715] Bluetooth: hci1: command tx timeout [ 104.700594] Bluetooth: hci0: command tx timeout [ 104.764513] Bluetooth: hci2: command tx timeout [ 104.828499] Bluetooth: hci3: command tx timeout [ 104.892605] Bluetooth: hci5: command tx timeout [ 104.894695] Bluetooth: hci4: command tx timeout [ 105.021501] Bluetooth: hci7: command tx timeout [ 105.022062] Bluetooth: hci6: command tx timeout [ 106.684641] Bluetooth: hci1: command tx timeout [ 106.749591] Bluetooth: hci0: command tx timeout [ 106.812532] Bluetooth: hci2: command tx timeout [ 106.876576] Bluetooth: hci3: command tx timeout [ 106.940507] Bluetooth: hci4: command tx timeout [ 106.940598] Bluetooth: hci5: command tx timeout [ 107.068552] Bluetooth: hci6: command tx timeout [ 107.068653] Bluetooth: hci7: command tx timeout [ 158.583087] syz-executor.1 (285) used greatest stack depth: 24144 bytes left [ 160.652512] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 160.659692] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 160.667922] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 160.677232] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 160.682028] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 160.684307] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 161.037934] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 161.049753] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 161.056183] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 161.064449] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 161.067973] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 161.073169] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 161.082195] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 161.084383] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 161.092228] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 161.092474] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 161.099777] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 161.100150] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 161.103618] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 161.114062] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 161.115909] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 161.121847] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 161.123971] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 161.128029] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 161.128358] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 161.136027] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 161.139956] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 161.142001] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 161.148910] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 161.157989] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 161.161123] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 161.162170] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 161.164120] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 161.166738] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 161.168579] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 161.168997] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 161.175976] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 161.193731] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 161.195179] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 161.201218] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 161.209895] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 161.210696] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 161.218269] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 161.227697] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 161.231178] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 161.232079] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 161.253296] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 161.254126] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 162.748905] Bluetooth: hci0: command tx timeout [ 163.196514] Bluetooth: hci1: command tx timeout [ 163.260647] Bluetooth: hci3: command tx timeout [ 163.260858] Bluetooth: hci2: command tx timeout [ 163.324645] Bluetooth: hci7: command tx timeout [ 163.325106] Bluetooth: hci4: command tx timeout [ 163.325439] Bluetooth: hci5: command tx timeout [ 163.388781] Bluetooth: hci6: command tx timeout [ 164.798602] Bluetooth: hci0: command tx timeout [ 165.244467] Bluetooth: hci1: command tx timeout [ 165.308470] Bluetooth: hci3: command tx timeout [ 165.309657] Bluetooth: hci2: command tx timeout [ 165.374473] Bluetooth: hci5: command tx timeout [ 165.374567] Bluetooth: hci4: command tx timeout [ 165.374665] Bluetooth: hci7: command tx timeout [ 165.436478] Bluetooth: hci6: command tx timeout [ 166.846293] Bluetooth: hci0: command tx timeout [ 167.294422] Bluetooth: hci1: command tx timeout [ 167.358438] Bluetooth: hci2: command tx timeout [ 167.358475] Bluetooth: hci3: command tx timeout [ 167.420522] Bluetooth: hci7: command tx timeout [ 167.420559] Bluetooth: hci4: command tx timeout [ 167.420630] Bluetooth: hci5: command tx timeout [ 167.484490] Bluetooth: hci6: command tx timeout [ 168.893619] Bluetooth: hci0: command tx timeout [ 169.340689] Bluetooth: hci1: command tx timeout [ 169.404636] Bluetooth: hci2: command tx timeout [ 169.404793] Bluetooth: hci3: command tx timeout [ 169.468583] Bluetooth: hci7: command tx timeout [ 169.468716] Bluetooth: hci4: command tx timeout [ 169.469487] Bluetooth: hci5: command tx timeout [ 169.533518] Bluetooth: hci6: command tx timeout [ 221.160686] [ 221.160949] ====================================================== [ 221.161565] WARNING: possible circular locking dependency detected [ 221.162173] 6.13.0-rc7-next-20250117 #1 Not tainted [ 221.162672] ------------------------------------------------------ [ 221.169353] kworker/u8:0/11 is trying to acquire lock: [ 221.170457] ffffffff8621b968 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.172687] [ 221.172687] but task is already holding lock: [ 221.173912] ffff88803b150768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 221.176022] [ 221.176022] which lock already depends on the new lock. [ 221.176022] [ 221.177732] [ 221.177732] the existing dependency chain (in reverse order) is: [ 221.179283] [ 221.179283] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 221.180772] __mutex_lock+0x13d/0xb50 [ 221.181788] wiphy_register+0x1b2e/0x25d0 [ 221.182851] ieee80211_register_hw+0x23a4/0x3d60 [ 221.184022] mac80211_hwsim_new_radio+0x2759/0x4d50 [ 221.185308] init_mac80211_hwsim+0x389/0x870 [ 221.186441] do_one_initcall+0xf9/0x640 [ 221.187486] kernel_init_freeable+0x53d/0x7a0 [ 221.188673] kernel_init+0x1e/0x2d0 [ 221.189620] ret_from_fork+0x48/0x80 [ 221.190562] ret_from_fork_asm+0x1a/0x30 [ 221.191625] [ 221.191625] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 221.193014] __lock_acquire+0x29fd/0x4580 [ 221.194082] lock_acquire+0x19b/0x520 [ 221.195061] __mutex_lock+0x13d/0xb50 [ 221.196068] unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.197459] unregister_netdevice_queue+0x224/0x2e0 [ 221.198666] _cfg80211_unregister_wdev+0x57b/0x700 [ 221.199874] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 221.201126] ieee80211_unregister_hw+0x55/0x3a0 [ 221.202282] hwsim_exit_net+0x3a0/0x730 [ 221.203294] ops_exit_list+0xb3/0x180 [ 221.204264] cleanup_net+0x546/0xad0 [ 221.205315] process_one_work+0x8ee/0x1a10 [ 221.206469] worker_thread+0x674/0xe70 [ 221.207545] kthread+0x3ab/0x720 [ 221.208525] ret_from_fork+0x48/0x80 [ 221.209507] ret_from_fork_asm+0x1a/0x30 [ 221.210567] [ 221.210567] other info that might help us debug this: [ 221.210567] [ 221.212200] Possible unsafe locking scenario: [ 221.212200] [ 221.213518] CPU0 CPU1 [ 221.214493] ---- ---- [ 221.215456] lock(&rdev->wiphy.mtx); [ 221.216336] lock(rtnl_mutex); [ 221.217665] lock(&rdev->wiphy.mtx); [ 221.219030] lock(rtnl_mutex); [ 221.219804] [ 221.219804] *** DEADLOCK *** [ 221.219804] [ 221.221094] 4 locks held by kworker/u8:0/11: [ 221.222057] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 221.224256] #1: ffff8880095dfd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 221.226453] #2: ffffffff8620f810 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 221.228448] #3: ffff88803b150768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 221.230766] [ 221.230766] stack backtrace: [ 221.231712] CPU: 1 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.13.0-rc7-next-20250117 #1 [ 221.233546] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 221.234774] Workqueue: netns cleanup_net [ 221.235353] Call Trace: [ 221.235716] [ 221.236030] dump_stack_lvl+0xca/0x120 [ 221.236637] print_circular_bug+0x47b/0x750 [ 221.237268] check_noncircular+0x2e9/0x3c0 [ 221.237851] ? __pfx_check_noncircular+0x10/0x10 [ 221.238368] ? hlock_class+0x4e/0x130 [ 221.238739] ? srso_return_thunk+0x5/0x5f [ 221.239166] ? mark_lock+0xac/0xed0 [ 221.239554] ? lockdep_lock+0xba/0x1b0 [ 221.239950] ? __pfx_lockdep_lock+0x10/0x10 [ 221.240399] __lock_acquire+0x29fd/0x4580 [ 221.240825] ? __pfx___lock_acquire+0x10/0x10 [ 221.241271] ? lock_release+0x20f/0x6f0 [ 221.241662] ? __pfx_lock_release+0x10/0x10 [ 221.242080] ? srso_return_thunk+0x5/0x5f [ 221.242503] lock_acquire+0x19b/0x520 [ 221.242891] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.243479] ? __pfx_lock_acquire+0x10/0x10 [ 221.243914] ? __pfx_lock_release+0x10/0x10 [ 221.244351] ? __pfx_try_to_wake_up+0x10/0x10 [ 221.244837] ? srso_return_thunk+0x5/0x5f [ 221.245280] ? lock_is_held_type+0x9e/0x120 [ 221.245738] ? srso_return_thunk+0x5/0x5f [ 221.246167] __mutex_lock+0x13d/0xb50 [ 221.246571] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.247123] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.247659] ? srso_return_thunk+0x5/0x5f [ 221.248063] ? synchronize_rcu_expedited+0x38a/0x420 [ 221.248555] ? __pfx___mutex_lock+0x10/0x10 [ 221.248995] ? srso_return_thunk+0x5/0x5f [ 221.249412] ? srso_return_thunk+0x5/0x5f [ 221.249817] ? kasan_quarantine_put+0x84/0x1e0 [ 221.250265] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 221.250701] ? srso_return_thunk+0x5/0x5f [ 221.251112] unregister_netdevice_many_notify+0x1612/0x1c80 [ 221.251631] ? __virt_addr_valid+0x2e8/0x5d0 [ 221.252069] ? __pfx_lock_release+0x10/0x10 [ 221.252498] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 221.253078] ? find_held_lock+0x2c/0x110 [ 221.253518] ? srso_return_thunk+0x5/0x5f [ 221.253958] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 221.254469] ? srso_return_thunk+0x5/0x5f [ 221.254908] ? lock_release+0x20f/0x6f0 [ 221.255317] ? __pfx_lock_release+0x10/0x10 [ 221.255733] ? srso_return_thunk+0x5/0x5f [ 221.256154] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 221.256692] ? srso_return_thunk+0x5/0x5f [ 221.257133] unregister_netdevice_queue+0x224/0x2e0 [ 221.257591] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 221.258111] ? up_write+0x195/0x520 [ 221.258527] _cfg80211_unregister_wdev+0x57b/0x700 [ 221.259088] ? srso_return_thunk+0x5/0x5f [ 221.259587] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 221.260121] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 221.260719] ? srso_return_thunk+0x5/0x5f [ 221.261233] ? srso_return_thunk+0x5/0x5f [ 221.261679] ? synchronize_rcu+0x1ff/0x260 [ 221.262095] ieee80211_unregister_hw+0x55/0x3a0 [ 221.262574] hwsim_exit_net+0x3a0/0x730 [ 221.262996] ? __pfx_hwsim_exit_net+0x10/0x10 [ 221.263440] ? srso_return_thunk+0x5/0x5f [ 221.263868] ? netdev_run_todo+0x788/0x1040 [ 221.264317] ? srso_return_thunk+0x5/0x5f [ 221.264778] ? __pfx_hwsim_exit_net+0x10/0x10 [ 221.265242] ops_exit_list+0xb3/0x180 [ 221.265639] cleanup_net+0x546/0xad0 [ 221.266033] ? __pfx_cleanup_net+0x10/0x10 [ 221.266479] process_one_work+0x8ee/0x1a10 [ 221.266947] ? __pfx_lock_acquire+0x10/0x10 [ 221.267390] ? __pfx_process_one_work+0x10/0x10 [ 221.267873] ? srso_return_thunk+0x5/0x5f [ 221.268334] ? move_linked_works+0x172/0x270 [ 221.268795] ? srso_return_thunk+0x5/0x5f [ 221.269244] ? assign_work+0x196/0x240 [ 221.269660] worker_thread+0x674/0xe70 [ 221.270077] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 221.270613] ? __pfx_worker_thread+0x10/0x10 [ 221.271061] kthread+0x3ab/0x720 [ 221.271425] ? __pfx_kthread+0x10/0x10 [ 221.271831] ? srso_return_thunk+0x5/0x5f [ 221.272252] ? finish_task_switch.isra.0+0x206/0x840 [ 221.272762] ? __pfx_kthread+0x10/0x10 [ 221.273157] ret_from_fork+0x48/0x80 [ 221.273521] ? __pfx_kthread+0x10/0x10 [ 221.273912] ret_from_fork_asm+0x1a/0x30 [ 221.274355] [ 222.925431] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 222.928901] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 222.933553] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 222.937353] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 222.944591] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 222.947965] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 223.113102] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 223.114878] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 223.117033] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 223.120120] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 223.123648] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 223.126649] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 223.182816] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 223.193044] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 223.204824] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 223.208969] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 223.227717] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 223.229714] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 223.252875] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 223.255274] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 223.258130] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 223.262814] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 223.266045] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 223.268304] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 223.343515] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 223.347802] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 223.362257] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 223.374826] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 223.388611] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 223.404524] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 223.413971] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 223.418535] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 223.421551] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 223.440018] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 223.440314] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 223.455025] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 223.461913] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 223.470173] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 223.470207] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 223.481039] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 223.494684] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 223.505327] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 223.509758] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 223.512065] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 223.514192] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 223.515875] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 223.518094] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 223.520802] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 225.020523] Bluetooth: hci0: command tx timeout [ 225.212461] Bluetooth: hci1: command tx timeout [ 225.340700] Bluetooth: hci2: command tx timeout [ 225.340785] Bluetooth: hci3: command tx timeout [ 225.532891] Bluetooth: hci4: command tx timeout [ 225.533440] Bluetooth: hci7: command tx timeout [ 225.533602] Bluetooth: hci5: command tx timeout [ 225.597401] Bluetooth: hci6: command tx timeout [ 227.068689] Bluetooth: hci0: command tx timeout [ 227.260670] Bluetooth: hci1: command tx timeout [ 227.388690] Bluetooth: hci3: command tx timeout [ 227.389005] Bluetooth: hci2: command tx timeout [ 227.582871] Bluetooth: hci5: command tx timeout [ 227.582951] Bluetooth: hci7: command tx timeout [ 227.582963] Bluetooth: hci4: command tx timeout [ 227.644660] Bluetooth: hci6: command tx timeout [ 229.116951] Bluetooth: hci0: command tx timeout [ 229.308437] Bluetooth: hci1: command tx timeout [ 229.436520] Bluetooth: hci2: command tx timeout [ 229.436661] Bluetooth: hci3: command tx timeout [ 229.629411] Bluetooth: hci7: command tx timeout [ 229.629514] Bluetooth: hci4: command tx timeout [ 229.629591] Bluetooth: hci5: command tx timeout [ 229.693446] Bluetooth: hci6: command tx timeout [ 231.164702] Bluetooth: hci0: command tx timeout VM DIAGNOSIS: 21:15:11 Registers: info registers vcpu 0 RAX=0000000000055563 RBX=0000000000000000 RCX=ffffffff84a8bb27 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814b1b6a RBP=dffffc0000000000 RSP=ffffffff85a07e10 R8 =0000000000000001 R9 =ffffed100d9c6c4a R10=ffff88806ce36253 R11=0000000000000001 R12=ffffffff864021d0 R13=1ffffffff0b40fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84a8cace RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 0000000000000000 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa006797200 CR3=000000000e622000 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=00001fa0 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=00000000000000000000000000000000 XMM02=0000000000000000411c650000000000 XMM03=0000ff00000000000000000000000000 XMM04=732f6c61636f6c2f7273752f3d485441 XMM05=622f6c61636f6c2f7273752f3a6e6962 XMM06=73752f3a6e6962732f7273752f3a6e69 XMM07=6e69622f3a6e6962732f3a6e69622f72 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000000002d RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283cdc5 RDI=ffffffff886930a0 RBP=ffffffff88693060 RSP=ffff8880095debb8 R8 =0000000000000001 R9 =ffffed10012bbd67 R10=000000000000002d R11=2d2d2d2d2d2d2d2d R12=000000000000002d R13=0000000000000001 R14=ffff888008fea045 R15=ffff8880095deeb8 RIP=ffffffff8283ce1d 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 0000000000000000 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffc8238ff0 CR3=000000001368e000 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=8a8207c3e0afb2aaf64d4dd362f23073 XMM02=00000000000fc8c02fccd54c36d8a3f3 XMM03=00000000000fc978f61f520134a0d9c2 XMM04=a94e897dc5214c9800000000000ae988 XMM05=50d799e8c4885fdd0000000000140308 XMM06=6098c19552daab490000000000112f68 XMM07=ee7587d5db12e8e300000000000fc978 XMM08=5d82995fcda3111200000000000fc8c0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000020000020000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000