Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:48781' (ECDSA) to the list of known hosts. 2025/01/18 22:02:34 fuzzer started 2025/01/18 22:02:34 dialing manager at localhost:44245 syzkaller login: [ 62.838831] cgroup: Unknown subsys name 'net' [ 62.943218] cgroup: Unknown subsys name 'cpuset' [ 62.976343] cgroup: Unknown subsys name 'rlimit' [ 69.730604] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 80.848455] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 2025/01/18 22:02:53 syscalls: 2217 2025/01/18 22:02:53 code coverage: enabled 2025/01/18 22:02:53 comparison tracing: enabled 2025/01/18 22:02:53 extra coverage: enabled 2025/01/18 22:02:53 setuid sandbox: enabled 2025/01/18 22:02:53 namespace sandbox: enabled 2025/01/18 22:02:53 Android sandbox: enabled 2025/01/18 22:02:53 fault injection: enabled 2025/01/18 22:02:53 leak checking: enabled 2025/01/18 22:02:53 net packet injection: enabled 2025/01/18 22:02:53 net device setup: enabled 2025/01/18 22:02:53 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/18 22:02:53 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/18 22:02:53 USB emulation: enabled 2025/01/18 22:02:53 hci packet injection: enabled 2025/01/18 22:02:53 wifi device emulation: enabled 2025/01/18 22:02:53 802.15.4 emulation: enabled 2025/01/18 22:02:53 fetching corpus: 0, signal 0/2000 (executing program) 2025/01/18 22:02:53 fetching corpus: 50, signal 19237/22516 (executing program) 2025/01/18 22:02:53 fetching corpus: 100, signal 33034/37138 (executing program) 2025/01/18 22:02:53 fetching corpus: 150, signal 45967/50478 (executing program) 2025/01/18 22:02:54 fetching corpus: 200, signal 51763/56910 (executing program) 2025/01/18 22:02:54 fetching corpus: 250, signal 56931/62536 (executing program) 2025/01/18 22:02:54 fetching corpus: 300, signal 60681/66770 (executing program) 2025/01/18 22:02:54 fetching corpus: 350, signal 64493/70847 (executing program) 2025/01/18 22:02:54 fetching corpus: 400, signal 67272/73906 (executing program) 2025/01/18 22:02:55 fetching corpus: 450, signal 70220/77060 (executing program) 2025/01/18 22:02:55 fetching corpus: 500, signal 73146/80120 (executing program) 2025/01/18 22:02:55 fetching corpus: 550, signal 76988/83683 (executing program) 2025/01/18 22:02:55 fetching corpus: 600, signal 78677/85537 (executing program) 2025/01/18 22:02:55 fetching corpus: 650, signal 81171/87922 (executing program) 2025/01/18 22:02:55 fetching corpus: 700, signal 83777/90267 (executing program) 2025/01/18 22:02:56 fetching corpus: 750, signal 87608/93384 (executing program) 2025/01/18 22:02:56 fetching corpus: 800, signal 89760/95179 (executing program) 2025/01/18 22:02:56 fetching corpus: 850, signal 92121/97102 (executing program) 2025/01/18 22:02:56 fetching corpus: 900, signal 93889/98511 (executing program) 2025/01/18 22:02:56 fetching corpus: 950, signal 95252/99596 (executing program) 2025/01/18 22:02:56 fetching corpus: 1000, signal 96695/100696 (executing program) 2025/01/18 22:02:57 fetching corpus: 1050, signal 99131/102304 (executing program) 2025/01/18 22:02:57 fetching corpus: 1100, signal 100455/103197 (executing program) 2025/01/18 22:02:57 fetching corpus: 1150, signal 101840/104055 (executing program) 2025/01/18 22:02:57 fetching corpus: 1200, signal 103287/104917 (executing program) 2025/01/18 22:02:57 fetching corpus: 1250, signal 104285/105498 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105830 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105864 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105897 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105931 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105962 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/105993 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/106027 (executing program) 2025/01/18 22:02:57 fetching corpus: 1269, signal 104941/106065 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106102 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106133 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106157 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106200 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106251 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106293 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106322 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106348 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106387 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106422 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106456 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106489 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106522 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106561 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106591 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106624 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106657 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106691 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106722 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106730 (executing program) 2025/01/18 22:02:58 fetching corpus: 1269, signal 104941/106730 (executing program) 2025/01/18 22:03:01 starting 8 fuzzer processes 22:03:01 executing program 0: r0 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_RTHDR(r0, 0x29, 0x39, &(0x7f0000000100)={0x0, 0x4, 0x4, 0x0, 0x0, [@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x28) 22:03:01 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x83, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) clone3(&(0x7f0000000400)={0xb820200, 0x0, &(0x7f00000001c0), &(0x7f0000000200), {}, 0x0, 0x0, &(0x7f0000000340)=""/69, 0x0}, 0x58) 22:03:01 executing program 2: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x83, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = add_key$fscrypt_v1(&(0x7f0000000300), &(0x7f0000000340)={'fscrypt:', @desc1}, &(0x7f0000000380)={0x0, "7e26dd50ccbfe0ef5783d27351cd6b8faff20f3111159923d112f4c6de572091d9c4cf288864e3bc533f040ea55bf1ce4e20ed5f09815ecb965c4e2758861978"}, 0x48, 0xffffffffffffffff) keyctl$chown(0x4, r0, 0xee01, 0xffffffffffffffff) 22:03:01 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x0, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_CHANNEL={0x5}]}, 0x24}}, 0x0) sendmsg$NFT_BATCH(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="280000001a00019c00ba664b3c27b57780"], 0x28}}, 0x0) [ 90.088404] audit: type=1400 audit(1737237782.032:7): avc: denied { execmem } for pid=273 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 22:03:02 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x84, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = fsopen(&(0x7f0000000000)='ramfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) r1 = fsmount(r0, 0x0, 0x0) r2 = openat(r1, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) ftruncate(r2, 0x5) readv(r2, &(0x7f0000000040)=[{&(0x7f0000000140)=""/4096, 0x1000}], 0x1) 22:03:02 executing program 5: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) splice(r0, 0xfffffffffffffffe, r1, 0x0, 0x7ff, 0x0) 22:03:02 executing program 6: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000000040)) r0 = msgget$private(0x0, 0x0) msgctl$IPC_RMID(r0, 0x0) 22:03:02 executing program 7: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0x82, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000001480)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f0000000000)=ANY=[@ANYBLOB="240000002d000100000000000000000008000000", @ANYRES32], 0x24}], 0x1}, 0x0) [ 91.394363] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 91.396908] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 91.401108] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 91.403559] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 91.405180] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 91.408732] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 91.415649] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 91.419773] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 91.419827] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 91.423787] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 91.424655] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 91.434872] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 91.522038] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 91.531343] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 91.538160] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 91.556317] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 91.567583] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 91.572220] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 91.591831] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 91.594060] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 91.599422] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 91.606762] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 91.632831] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 91.641098] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 91.660866] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 91.670464] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 91.685485] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 91.719572] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 91.731296] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 91.736547] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 91.741360] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 91.743556] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 91.745171] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 91.749116] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 91.749876] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 91.779428] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 91.817477] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 91.822664] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 91.823101] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 91.847749] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 91.848309] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 91.862404] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 91.862869] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 91.901579] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 91.913159] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 91.966414] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 91.980480] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 91.998199] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 93.470505] Bluetooth: hci0: command tx timeout [ 93.470514] Bluetooth: hci1: command tx timeout [ 93.662299] Bluetooth: hci2: command tx timeout [ 93.726263] Bluetooth: hci3: command tx timeout [ 93.854025] Bluetooth: hci4: command tx timeout [ 93.918994] Bluetooth: hci5: command tx timeout [ 93.982036] Bluetooth: hci7: command tx timeout [ 94.110038] Bluetooth: hci6: command tx timeout [ 95.518073] Bluetooth: hci1: command tx timeout [ 95.518199] Bluetooth: hci0: command tx timeout [ 95.710113] Bluetooth: hci2: command tx timeout [ 95.774064] Bluetooth: hci3: command tx timeout [ 95.902211] Bluetooth: hci4: command tx timeout [ 95.966056] Bluetooth: hci5: command tx timeout [ 96.031986] Bluetooth: hci7: command tx timeout [ 96.159981] Bluetooth: hci6: command tx timeout [ 97.566031] Bluetooth: hci0: command tx timeout [ 97.566642] Bluetooth: hci1: command tx timeout [ 97.758105] Bluetooth: hci2: command tx timeout [ 97.822198] Bluetooth: hci3: command tx timeout [ 97.950179] Bluetooth: hci4: command tx timeout [ 98.015008] Bluetooth: hci5: command tx timeout [ 98.079075] Bluetooth: hci7: command tx timeout [ 98.206028] Bluetooth: hci6: command tx timeout [ 99.614205] Bluetooth: hci0: command tx timeout [ 99.615061] Bluetooth: hci1: command tx timeout [ 99.806055] Bluetooth: hci2: command tx timeout [ 99.871171] Bluetooth: hci3: command tx timeout [ 99.999289] Bluetooth: hci4: command tx timeout [ 100.062015] Bluetooth: hci5: command tx timeout [ 100.126827] Bluetooth: hci7: command tx timeout [ 100.254602] Bluetooth: hci6: command tx timeout [ 149.882144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 149.882261] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 150.417531] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 150.417622] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 152.687800] [ 152.688047] ====================================================== [ 152.688654] WARNING: possible circular locking dependency detected [ 152.689276] 6.13.0-rc7-next-20250117 #1 Not tainted [ 152.689819] ------------------------------------------------------ [ 152.691035] kworker/u8:1/65 is trying to acquire lock: [ 152.692133] ffffffff8621b968 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.693794] [ 152.693794] but task is already holding lock: [ 152.694692] ffff888015a60768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 152.696279] [ 152.696279] which lock already depends on the new lock. [ 152.696279] [ 152.697900] [ 152.697900] the existing dependency chain (in reverse order) is: [ 152.699047] [ 152.699047] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 152.700100] __mutex_lock+0x13d/0xb50 [ 152.700825] wiphy_register+0x1b2e/0x25d0 [ 152.701580] ieee80211_register_hw+0x23a4/0x3d60 [ 152.702655] mac80211_hwsim_new_radio+0x2759/0x4d50 [ 152.703240] init_mac80211_hwsim+0x389/0x870 [ 152.703780] do_one_initcall+0xf9/0x640 [ 152.704284] kernel_init_freeable+0x53d/0x7a0 [ 152.704831] kernel_init+0x1e/0x2d0 [ 152.705272] ret_from_fork+0x48/0x80 [ 152.705731] ret_from_fork_asm+0x1a/0x30 [ 152.706236] [ 152.706236] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 152.706873] __lock_acquire+0x29fd/0x4580 [ 152.707377] lock_acquire+0x19b/0x520 [ 152.707844] __mutex_lock+0x13d/0xb50 [ 152.708321] unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.708961] unregister_netdevice_queue+0x224/0x2e0 [ 152.709535] _cfg80211_unregister_wdev+0x57b/0x700 [ 152.710123] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 152.710692] ieee80211_unregister_hw+0x55/0x3a0 [ 152.711237] hwsim_exit_net+0x3a0/0x730 [ 152.711716] ops_exit_list+0xb3/0x180 [ 152.712178] cleanup_net+0x546/0xad0 [ 152.712631] process_one_work+0x8ee/0x1a10 [ 152.713170] worker_thread+0x674/0xe70 [ 152.713665] kthread+0x3ab/0x720 [ 152.714101] ret_from_fork+0x48/0x80 [ 152.714547] ret_from_fork_asm+0x1a/0x30 [ 152.715050] [ 152.715050] other info that might help us debug this: [ 152.715050] [ 152.715824] Possible unsafe locking scenario: [ 152.715824] [ 152.716411] CPU0 CPU1 [ 152.716878] ---- ---- [ 152.717337] lock(&rdev->wiphy.mtx); [ 152.717761] lock(rtnl_mutex); [ 152.718362] lock(&rdev->wiphy.mtx); [ 152.719004] lock(rtnl_mutex); [ 152.719371] [ 152.719371] *** DEADLOCK *** [ 152.719371] [ 152.719958] 4 locks held by kworker/u8:1/65: [ 152.720405] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 152.721454] #1: ffff88800f31fd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 152.722468] #2: ffffffff8620f810 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 152.723399] #3: ffff888015a60768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 152.724455] [ 152.724455] stack backtrace: [ 152.724896] CPU: 0 UID: 0 PID: 65 Comm: kworker/u8:1 Not tainted 6.13.0-rc7-next-20250117 #1 [ 152.725722] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 152.726508] Workqueue: netns cleanup_net [ 152.726937] Call Trace: [ 152.727195] [ 152.727425] dump_stack_lvl+0xca/0x120 [ 152.727850] print_circular_bug+0x47b/0x750 [ 152.728300] check_noncircular+0x2e9/0x3c0 [ 152.728736] ? lock_repin_lock+0x207/0x320 [ 152.729194] ? __pfx_check_noncircular+0x10/0x10 [ 152.729689] ? hlock_class+0x4e/0x130 [ 152.730085] ? mark_lock+0xac/0xed0 [ 152.730468] ? __pfx_lock_repin_lock+0x10/0x10 [ 152.730963] ? lockdep_lock+0xba/0x1b0 [ 152.731388] ? __pfx_lockdep_lock+0x10/0x10 [ 152.731854] __lock_acquire+0x29fd/0x4580 [ 152.732300] ? __pfx___lock_acquire+0x10/0x10 [ 152.732758] ? lock_release+0x20f/0x6f0 [ 152.733174] ? __pfx_lock_release+0x10/0x10 [ 152.733619] lock_acquire+0x19b/0x520 [ 152.734030] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.734616] ? __pfx_lock_acquire+0x10/0x10 [ 152.735061] ? srso_return_thunk+0x5/0x5f [ 152.735503] ? lock_release+0x20f/0x6f0 [ 152.735917] ? srso_return_thunk+0x5/0x5f [ 152.736357] ? lock_is_held_type+0x9e/0x120 [ 152.736814] ? srso_return_thunk+0x5/0x5f [ 152.737266] __mutex_lock+0x13d/0xb50 [ 152.737681] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.738264] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.738852] ? srso_return_thunk+0x5/0x5f [ 152.739300] ? synchronize_rcu_expedited+0x38a/0x420 [ 152.739813] ? __pfx___mutex_lock+0x10/0x10 [ 152.740267] ? __pfx_autoremove_wake_function+0x10/0x10 [ 152.740817] ? srso_return_thunk+0x5/0x5f [ 152.741258] ? kasan_quarantine_put+0x84/0x1e0 [ 152.741752] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 152.742215] ? srso_return_thunk+0x5/0x5f [ 152.742659] unregister_netdevice_many_notify+0x1612/0x1c80 [ 152.743224] ? __virt_addr_valid+0x2e8/0x5d0 [ 152.743687] ? __pfx_lock_release+0x10/0x10 [ 152.744135] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 152.744729] ? find_held_lock+0x2c/0x110 [ 152.745167] ? srso_return_thunk+0x5/0x5f [ 152.745608] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 152.746137] ? srso_return_thunk+0x5/0x5f [ 152.746577] ? lock_release+0x20f/0x6f0 [ 152.746993] ? __pfx_lock_release+0x10/0x10 [ 152.747437] ? srso_return_thunk+0x5/0x5f [ 152.747879] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 152.748416] ? srso_return_thunk+0x5/0x5f [ 152.748861] unregister_netdevice_queue+0x224/0x2e0 [ 152.749372] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 152.749926] ? up_write+0x195/0x520 [ 152.750323] _cfg80211_unregister_wdev+0x57b/0x700 [ 152.750829] ? srso_return_thunk+0x5/0x5f [ 152.751274] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 152.751778] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 152.752329] ? srso_return_thunk+0x5/0x5f [ 152.752768] ? srso_return_thunk+0x5/0x5f [ 152.753213] ? synchronize_rcu+0x1ff/0x260 [ 152.753647] ieee80211_unregister_hw+0x55/0x3a0 [ 152.754128] hwsim_exit_net+0x3a0/0x730 [ 152.754537] ? __pfx_hwsim_exit_net+0x10/0x10 [ 152.754991] ? srso_return_thunk+0x5/0x5f [ 152.755430] ? netdev_run_todo+0x788/0x1040 [ 152.755876] ? __pfx_hwsim_exit_net+0x10/0x10 [ 152.756332] ops_exit_list+0xb3/0x180 [ 152.756730] cleanup_net+0x546/0xad0 [ 152.757118] ? __pfx_cleanup_net+0x10/0x10 [ 152.757559] process_one_work+0x8ee/0x1a10 [ 152.758024] ? __pfx_lock_acquire+0x10/0x10 [ 152.758471] ? __pfx_process_one_work+0x10/0x10 [ 152.758964] ? srso_return_thunk+0x5/0x5f [ 152.759410] ? move_linked_works+0x172/0x270 [ 152.759871] ? srso_return_thunk+0x5/0x5f [ 152.760316] ? assign_work+0x196/0x240 [ 152.760740] worker_thread+0x674/0xe70 [ 152.761168] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 152.761715] ? srso_return_thunk+0x5/0x5f [ 152.762161] ? __pfx_worker_thread+0x10/0x10 [ 152.762639] kthread+0x3ab/0x720 [ 152.763016] ? __pfx_kthread+0x10/0x10 [ 152.763437] ? srso_return_thunk+0x5/0x5f [ 152.763880] ? finish_task_switch.isra.0+0x206/0x840 [ 152.764406] ? __pfx_kthread+0x10/0x10 [ 152.764828] ret_from_fork+0x48/0x80 [ 152.765213] ? __pfx_kthread+0x10/0x10 [ 152.765634] ret_from_fork_asm+0x1a/0x30 [ 152.766093] [ 154.792451] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 154.793464] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 154.797400] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 154.809808] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 154.814606] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 154.817446] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 154.863258] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 154.870477] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 154.872653] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 154.883891] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 154.890236] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 154.892654] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 154.922447] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 154.927172] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 154.936680] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 154.937451] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 154.940721] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 154.945250] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 154.962721] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 154.964452] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 154.965565] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 154.968644] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 154.974746] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 154.993887] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 155.027213] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 155.037688] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 155.042514] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 155.065997] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 155.073356] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 155.081220] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 155.090205] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 155.098106] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 155.101254] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 155.101616] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 155.105204] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 155.105520] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 155.120055] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 155.120284] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 155.127759] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 155.129227] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 155.130325] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 155.131220] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 155.144399] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 155.151293] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 155.177269] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 155.189140] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 155.192082] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 155.193560] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 156.831006] Bluetooth: hci0: command tx timeout [ 156.958168] Bluetooth: hci1: command tx timeout [ 157.022178] Bluetooth: hci2: command tx timeout [ 157.086027] Bluetooth: hci3: command tx timeout [ 157.150045] Bluetooth: hci5: command tx timeout [ 157.214039] Bluetooth: hci4: command tx timeout [ 157.278056] Bluetooth: hci7: command tx timeout [ 157.278180] Bluetooth: hci6: command tx timeout [ 158.877966] Bluetooth: hci0: command tx timeout [ 159.006031] Bluetooth: hci1: command tx timeout [ 159.070009] Bluetooth: hci2: command tx timeout [ 159.134821] Bluetooth: hci3: command tx timeout [ 159.199070] Bluetooth: hci5: command tx timeout [ 159.262204] Bluetooth: hci4: command tx timeout [ 159.326023] Bluetooth: hci6: command tx timeout [ 159.326106] Bluetooth: hci7: command tx timeout [ 160.925981] Bluetooth: hci0: command tx timeout [ 161.054118] Bluetooth: hci1: command tx timeout [ 161.118035] Bluetooth: hci2: command tx timeout [ 161.182020] Bluetooth: hci3: command tx timeout [ 161.246002] Bluetooth: hci5: command tx timeout [ 161.309990] Bluetooth: hci4: command tx timeout [ 161.374072] Bluetooth: hci7: command tx timeout [ 161.374157] Bluetooth: hci6: command tx timeout VM DIAGNOSIS: 22:04:04 Registers: info registers vcpu 0 RAX=dffffc0000000005 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9 RSI=ffffffff8283cd30 RDI=ffffffff886930a0 RBP=ffffffff88693060 RSP=ffff88800f31ebc0 R8 =0000000000000001 R9 =ffffed1001e63d67 R10=0000000000000001 R11=6f6c206863696877 R12=ffffffff886930b0 R13=ffff88800f31eeb8 R14=ffffffff88693320 R15=0000000000000000 RIP=ffffffff8283cd85 RFL=00000006 [-----P-] 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 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=000055f502501030 CR3=000000001ab7c000 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=00000000000000003fd0000000000000 XMM02=0000000000000000414a81bd00000000 XMM03=00000000000000003ff0000000000000 XMM04=00000000000000003fd3333333333333 XMM05=000000c00005bf50000000c00005bf20 XMM06=000000c00005a4b0000000c00005bf80 XMM07=000000c0000a6000000000c00005bfb0 XMM08=000000c0000a6060000000c0000a6030 XMM09=000000c0000a60c0000000c0000a6090 XMM10=000000c0000a6120000000c0000a60f0 XMM11=000000c0000a6180000000c0000a6150 XMM12=000000c0000a8b00000000c00005a4e0 XMM13=34656331666235356165303430663333 XMM14=39626365353138393066356465303265 XMM15=22383739313638383537326534633536 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88800f30b780 RCX=ffffffff81429a0f RDX=ffff88800f30b780 RSI=0000000000000000 RDI=0000000000000005 RBP=0000000000200000 RSP=ffff88800f51fdb8 R8 =0000000000000000 R9 =ffffed1001e9c380 R10=0000000000200000 R11=0000000000000001 R12=ffff88807b488ff9 R13=ffffffff8864e000 R14=ffff88800f30b780 R15=0000000000000086 RIP=ffffffff81429a11 RFL=00000006 [-----P-] 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=00007f999a758d08 CR3=000000001ab7c000 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=00000000000000003fbdeb82803cd07f XMM02=00000000000000004148171100000000 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