Debian GNU/Linux 11 syzkaller ttyS0 Warning: Permanently added '[localhost]:31596' (ECDSA) to the list of known hosts. 2025/01/18 01:51:11 fuzzer started 2025/01/18 01:51:11 dialing manager at localhost:44245 syzkaller login: [ 62.906402] cgroup: Unknown subsys name 'net' [ 63.015990] cgroup: Unknown subsys name 'cpuset' [ 63.046332] cgroup: Unknown subsys name 'rlimit' [ 69.450206] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 80.514616] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 2025/01/18 01:51:29 syscalls: 2217 2025/01/18 01:51:29 code coverage: enabled 2025/01/18 01:51:29 comparison tracing: enabled 2025/01/18 01:51:29 extra coverage: enabled 2025/01/18 01:51:29 setuid sandbox: enabled 2025/01/18 01:51:29 namespace sandbox: enabled 2025/01/18 01:51:29 Android sandbox: enabled 2025/01/18 01:51:29 fault injection: enabled 2025/01/18 01:51:29 leak checking: enabled 2025/01/18 01:51:29 net packet injection: enabled 2025/01/18 01:51:29 net device setup: enabled 2025/01/18 01:51:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/18 01:51:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/18 01:51:29 USB emulation: enabled 2025/01/18 01:51:29 hci packet injection: enabled 2025/01/18 01:51:29 wifi device emulation: enabled 2025/01/18 01:51:29 802.15.4 emulation: enabled 2025/01/18 01:51:29 fetching corpus: 0, signal 0/2000 (executing program) 2025/01/18 01:51:30 fetching corpus: 50, signal 23088/25934 (executing program) 2025/01/18 01:51:30 fetching corpus: 100, signal 40761/43728 (executing program) 2025/01/18 01:51:30 fetching corpus: 150, signal 48056/51252 (executing program) 2025/01/18 01:51:30 fetching corpus: 200, signal 52885/56330 (executing program) 2025/01/18 01:51:30 fetching corpus: 250, signal 56175/59834 (executing program) 2025/01/18 01:51:30 fetching corpus: 300, signal 60439/63953 (executing program) 2025/01/18 01:51:31 fetching corpus: 350, signal 64733/67886 (executing program) 2025/01/18 01:51:31 fetching corpus: 400, signal 68694/71328 (executing program) 2025/01/18 01:51:31 fetching corpus: 450, signal 72817/74723 (executing program) 2025/01/18 01:51:31 fetching corpus: 500, signal 76763/77791 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79422 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79465 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79505 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79561 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79607 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79648 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79694 (executing program) 2025/01/18 01:51:31 fetching corpus: 525, signal 78887/79738 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/79782 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/79834 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/79884 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/79920 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/79961 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80001 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80058 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80107 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80153 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80187 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80226 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80283 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80325 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80375 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80419 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80470 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80523 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80580 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80614 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80644 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80690 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80705 (executing program) 2025/01/18 01:51:32 fetching corpus: 525, signal 78887/80705 (executing program) 2025/01/18 01:51:35 starting 8 fuzzer processes 01:51:35 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0xc, 0x0, 0x0) 01:51:35 executing program 1: timer_settime(0x0, 0x0, 0x0, 0x0) 01:51:35 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x9006}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{}]}, 0x10) 01:51:35 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xcc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) bind$unix(r0, &(0x7f0000000c80)=@abs={0x1}, 0x6e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) bind$unix(r1, &(0x7f0000000c80)=@abs={0x1}, 0x6e) [ 86.358752] audit: type=1400 audit(1737165095.234:7): avc: denied { execmem } for pid=272 comm="syz-executor.1" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 01:51:35 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xce, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_setup(0xf98, &(0x7f00000000c0)=0x0) io_submit(r0, 0x1ffffffffffffd46, &(0x7f00000000c0)) io_destroy(r0) 01:51:35 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000), 0x4) 01:51:35 executing program 6: syz_emit_ethernet(0x3e, &(0x7f0000000140)={@multicast, @random="c7899dad433e", @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x30, 0x0, 0x0, 0x0, 0x1, 0x0, @remote, @remote}, @dest_unreach={0x4, 0x0, 0x0, 0x0, 0x0, 0x0, {0x5, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @rand_addr, @loopback}}}}}}, 0x0) 01:51:35 executing program 7: syz_mount_image$tmpfs(&(0x7f0000000080), &(0x7f00000000c0)='./file1\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)={[{@mpol={'mpol', 0x3d, {'local', '=static', @val={0xa}}}}]}) [ 87.693831] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.696586] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.698034] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.704046] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.705919] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.707460] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 87.746501] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 87.748394] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 87.749623] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 87.753435] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 87.755883] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 87.761087] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 87.805619] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 87.813934] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 87.816237] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 87.817938] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 87.819375] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 87.821166] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 87.827477] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 87.829298] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 87.830513] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 87.831956] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 87.834096] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 87.839917] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 87.841299] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 87.859172] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 87.863538] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 87.864731] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 87.868291] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 87.872329] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 87.872850] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 87.892411] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 87.898236] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 87.898472] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 87.900867] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 87.901082] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 87.909256] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 87.914559] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 87.916524] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 87.922867] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 87.924617] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 87.924921] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 87.929073] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 87.935130] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3 [ 87.938658] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 87.964651] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 88.029873] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 88.040462] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 89.775287] Bluetooth: hci0: command tx timeout [ 89.839169] Bluetooth: hci1: command tx timeout [ 89.904000] Bluetooth: hci3: command tx timeout [ 89.904073] Bluetooth: hci6: command tx timeout [ 89.966905] Bluetooth: hci5: command tx timeout [ 90.095451] Bluetooth: hci2: command tx timeout [ 90.159193] Bluetooth: hci7: command tx timeout [ 90.159983] Bluetooth: hci4: command tx timeout [ 91.822893] Bluetooth: hci0: command tx timeout [ 91.888819] Bluetooth: hci1: command tx timeout [ 91.950948] Bluetooth: hci3: command tx timeout [ 91.952013] Bluetooth: hci6: command tx timeout [ 92.015383] Bluetooth: hci5: command tx timeout [ 92.143854] Bluetooth: hci2: command tx timeout [ 92.207924] Bluetooth: hci7: command tx timeout [ 92.208028] Bluetooth: hci4: command tx timeout [ 93.870853] Bluetooth: hci0: command tx timeout [ 93.934898] Bluetooth: hci1: command tx timeout [ 93.998898] Bluetooth: hci6: command tx timeout [ 93.998922] Bluetooth: hci3: command tx timeout [ 94.064351] Bluetooth: hci5: command tx timeout [ 94.191853] Bluetooth: hci2: command tx timeout [ 94.255401] Bluetooth: hci4: command tx timeout [ 94.256159] Bluetooth: hci7: command tx timeout [ 95.919150] Bluetooth: hci0: command tx timeout [ 95.985896] Bluetooth: hci1: command tx timeout [ 96.046918] Bluetooth: hci3: command tx timeout [ 96.048097] Bluetooth: hci6: command tx timeout [ 96.111081] Bluetooth: hci5: command tx timeout [ 96.238932] Bluetooth: hci2: command tx timeout [ 96.302994] Bluetooth: hci7: command tx timeout [ 96.303017] Bluetooth: hci4: command tx timeout [ 144.928432] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 144.928552] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 145.177408] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 145.177485] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 01:52:35 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000), 0x4) 01:52:35 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000), 0x4) 01:52:35 executing program 5: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000), 0x4) 01:52:35 executing program 5: io_setup(0xa, &(0x7f0000000000)=0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f00000011c0), 0x8) r2 = epoll_create(0x4) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000200), 0x8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000240)) io_submit(r0, 0x1, &(0x7f0000000180)=[&(0x7f0000001080)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}]) signalfd(r1, &(0x7f00000000c0), 0x8) 01:52:35 executing program 5: io_setup(0xa, &(0x7f0000000000)=0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f00000011c0), 0x8) r2 = epoll_create(0x4) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000200), 0x8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000240)) io_submit(r0, 0x1, &(0x7f0000000180)=[&(0x7f0000001080)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}]) signalfd(r1, &(0x7f00000000c0), 0x8) 01:52:36 executing program 5: io_setup(0xa, &(0x7f0000000000)=0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f00000011c0), 0x8) r2 = epoll_create(0x4) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000200), 0x8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000240)) io_submit(r0, 0x1, &(0x7f0000000180)=[&(0x7f0000001080)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}]) signalfd(r1, &(0x7f00000000c0), 0x8) 01:52:36 executing program 5: io_setup(0xa, &(0x7f0000000000)=0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f00000011c0), 0x8) r2 = epoll_create(0x4) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000200), 0x8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000240)) io_submit(r0, 0x1, &(0x7f0000000180)=[&(0x7f0000001080)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}]) signalfd(r1, &(0x7f00000000c0), 0x8) 01:52:36 executing program 5: io_setup(0xa, &(0x7f0000000000)=0x0) r1 = signalfd(0xffffffffffffffff, &(0x7f00000011c0), 0x8) r2 = epoll_create(0x4) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000200), 0x8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000240)) io_submit(r0, 0x1, &(0x7f0000000180)=[&(0x7f0000001080)={0x0, 0x0, 0x0, 0x5, 0x0, r1, 0x0}]) signalfd(r1, &(0x7f00000000c0), 0x8) [ 148.265298] [ 148.265805] ====================================================== [ 148.267162] WARNING: possible circular locking dependency detected [ 148.268533] 6.13.0-rc7-next-20250117 #1 Not tainted [ 148.275142] ------------------------------------------------------ [ 148.276539] kworker/u8:1/66 is trying to acquire lock: [ 148.277714] ffffffff8621b968 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.280095] [ 148.280095] but task is already holding lock: [ 148.281446] ffff88803a8e0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 148.283657] [ 148.283657] which lock already depends on the new lock. [ 148.283657] [ 148.285477] [ 148.285477] the existing dependency chain (in reverse order) is: [ 148.287131] [ 148.287131] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 148.288717] __mutex_lock+0x13d/0xb50 [ 148.289815] wiphy_register+0x1b2e/0x25d0 [ 148.291041] ieee80211_register_hw+0x23a4/0x3d60 [ 148.291928] mac80211_hwsim_new_radio+0x2759/0x4d50 [ 148.292740] init_mac80211_hwsim+0x389/0x870 [ 148.293474] do_one_initcall+0xf9/0x640 [ 148.294166] kernel_init_freeable+0x53d/0x7a0 [ 148.294929] kernel_init+0x1e/0x2d0 [ 148.295534] ret_from_fork+0x48/0x80 [ 148.296151] ret_from_fork_asm+0x1a/0x30 [ 148.296830] [ 148.296830] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 148.297692] __lock_acquire+0x29fd/0x4580 [ 148.298357] lock_acquire+0x19b/0x520 [ 148.298983] __mutex_lock+0x13d/0xb50 [ 148.299615] unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.300466] unregister_netdevice_queue+0x224/0x2e0 [ 148.301228] _cfg80211_unregister_wdev+0x57b/0x700 [ 148.301995] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 148.302771] ieee80211_unregister_hw+0x55/0x3a0 [ 148.303491] hwsim_exit_net+0x3a0/0x730 [ 148.304130] ops_exit_list+0xb3/0x180 [ 148.304745] cleanup_net+0x546/0xad0 [ 148.305348] process_one_work+0x8ee/0x1a10 [ 148.306045] worker_thread+0x674/0xe70 [ 148.306713] kthread+0x3ab/0x720 [ 148.307291] ret_from_fork+0x48/0x80 [ 148.307890] ret_from_fork_asm+0x1a/0x30 [ 148.308568] [ 148.308568] other info that might help us debug this: [ 148.308568] [ 148.309609] Possible unsafe locking scenario: [ 148.309609] [ 148.310402] CPU0 CPU1 [ 148.311033] ---- ---- [ 148.311682] lock(&rdev->wiphy.mtx); [ 148.312262] lock(rtnl_mutex); [ 148.313063] lock(&rdev->wiphy.mtx); [ 148.313962] lock(rtnl_mutex); [ 148.314485] [ 148.314485] *** DEADLOCK *** [ 148.314485] [ 148.315295] 4 locks held by kworker/u8:1/66: [ 148.315926] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 148.317349] #1: ffff88800f06fd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 148.318761] #2: ffffffff8620f810 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 148.320068] #3: ffff88803a8e0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 148.321541] [ 148.321541] stack backtrace: [ 148.322155] CPU: 1 UID: 0 PID: 66 Comm: kworker/u8:1 Not tainted 6.13.0-rc7-next-20250117 #1 [ 148.323273] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 148.324345] Workqueue: netns cleanup_net [ 148.324938] Call Trace: [ 148.325308] [ 148.325624] dump_stack_lvl+0xca/0x120 [ 148.326211] print_circular_bug+0x47b/0x750 [ 148.326838] check_noncircular+0x2e9/0x3c0 [ 148.327449] ? __pfx_check_noncircular+0x10/0x10 [ 148.328128] ? lockdep_lock+0xba/0x1b0 [ 148.328711] ? __pfx_lockdep_lock+0x10/0x10 [ 148.329353] ? dl_scaled_delta_exec+0xd4/0x2c0 [ 148.330020] __lock_acquire+0x29fd/0x4580 [ 148.330637] ? __pfx___lock_acquire+0x10/0x10 [ 148.331277] ? lock_release+0x20f/0x6f0 [ 148.331852] ? __pfx_lock_release+0x10/0x10 [ 148.332470] lock_acquire+0x19b/0x520 [ 148.333025] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.333847] ? __pfx_lock_acquire+0x10/0x10 [ 148.334483] ? srso_return_thunk+0x5/0x5f [ 148.335124] ? lock_is_held_type+0x9e/0x120 [ 148.335755] ? srso_return_thunk+0x5/0x5f [ 148.336386] __mutex_lock+0x13d/0xb50 [ 148.336971] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.337783] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.338630] ? srso_return_thunk+0x5/0x5f [ 148.339262] ? synchronize_rcu_expedited+0x38a/0x420 [ 148.340006] ? __pfx___mutex_lock+0x10/0x10 [ 148.340658] ? srso_return_thunk+0x5/0x5f [ 148.341293] ? srso_return_thunk+0x5/0x5f [ 148.341909] ? kasan_quarantine_put+0x84/0x1e0 [ 148.342608] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 148.343263] ? srso_return_thunk+0x5/0x5f [ 148.343883] unregister_netdevice_many_notify+0x1612/0x1c80 [ 148.344704] ? __virt_addr_valid+0x2e8/0x5d0 [ 148.345356] ? __pfx_lock_release+0x10/0x10 [ 148.345995] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 148.346865] ? find_held_lock+0x2c/0x110 [ 148.347491] ? srso_return_thunk+0x5/0x5f [ 148.348126] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 148.348849] ? srso_return_thunk+0x5/0x5f [ 148.349462] ? lock_release+0x20f/0x6f0 [ 148.350046] ? __pfx_lock_release+0x10/0x10 [ 148.350700] ? srso_return_thunk+0x5/0x5f [ 148.351330] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 148.352104] ? srso_return_thunk+0x5/0x5f [ 148.352755] unregister_netdevice_queue+0x224/0x2e0 [ 148.353479] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 148.354271] ? up_write+0x195/0x520 [ 148.354849] _cfg80211_unregister_wdev+0x57b/0x700 [ 148.355579] ? srso_return_thunk+0x5/0x5f [ 148.356222] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 148.356959] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 148.357759] ? srso_return_thunk+0x5/0x5f [ 148.358394] ? srso_return_thunk+0x5/0x5f [ 148.359043] ? synchronize_rcu+0x1ff/0x260 [ 148.359658] ieee80211_unregister_hw+0x55/0x3a0 [ 148.360351] hwsim_exit_net+0x3a0/0x730 [ 148.360956] ? __pfx_hwsim_exit_net+0x10/0x10 [ 148.361617] ? srso_return_thunk+0x5/0x5f [ 148.362257] ? netdev_run_todo+0x788/0x1040 [ 148.362917] ? __pfx_hwsim_exit_net+0x10/0x10 [ 148.363586] ops_exit_list+0xb3/0x180 [ 148.364162] cleanup_net+0x546/0xad0 [ 148.364728] ? __pfx_cleanup_net+0x10/0x10 [ 148.365355] process_one_work+0x8ee/0x1a10 [ 148.366021] ? __pfx_lock_acquire+0x10/0x10 [ 148.366674] ? __pfx_process_one_work+0x10/0x10 [ 148.367387] ? srso_return_thunk+0x5/0x5f [ 148.368021] ? move_linked_works+0x172/0x270 [ 148.368682] ? srso_return_thunk+0x5/0x5f [ 148.369320] ? assign_work+0x196/0x240 [ 148.369951] worker_thread+0x674/0xe70 [ 148.370578] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 148.371362] ? srso_return_thunk+0x5/0x5f [ 148.371983] ? __pfx_worker_thread+0x10/0x10 [ 148.372673] kthread+0x3ab/0x720 [ 148.373214] ? __pfx_kthread+0x10/0x10 [ 148.373815] ? srso_return_thunk+0x5/0x5f [ 148.374410] ? finish_task_switch.isra.0+0x206/0x840 [ 148.375141] ? __pfx_kthread+0x10/0x10 [ 148.375797] ret_from_fork+0x48/0x80 [ 148.376539] ? __pfx_kthread+0x10/0x10 [ 148.377180] ret_from_fork_asm+0x1a/0x30 [ 148.377855] [ 150.216950] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 150.222295] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 150.227623] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 150.229516] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 150.231479] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 150.233313] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 150.235280] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 150.237694] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 150.239175] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 150.242192] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 150.243899] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 150.244207] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3 [ 150.246825] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 150.247247] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 150.252255] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 150.271144] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 150.272663] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 150.274823] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3 [ 150.279168] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 150.279533] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 150.288442] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 150.300068] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 150.304422] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3 [ 150.306951] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 150.404651] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 150.406022] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 150.407281] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 150.411994] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 150.421934] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 150.426140] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3 [ 150.441964] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 150.445625] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 150.449056] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 150.449103] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 150.455452] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 150.457172] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 150.481481] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 150.486273] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3 [ 150.494593] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 150.500272] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3 [ 150.501412] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 150.507336] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 152.302914] Bluetooth: hci0: command tx timeout [ 152.303037] Bluetooth: hci1: command tx timeout [ 152.366841] Bluetooth: hci2: command tx timeout [ 152.367901] Bluetooth: hci3: command tx timeout [ 152.494898] Bluetooth: hci7: command tx timeout [ 152.558887] Bluetooth: hci5: command tx timeout [ 152.558963] Bluetooth: hci6: command tx timeout [ 154.350872] Bluetooth: hci1: command tx timeout [ 154.350914] Bluetooth: hci0: command tx timeout [ 154.414875] Bluetooth: hci3: command tx timeout [ 154.414998] Bluetooth: hci2: command tx timeout [ 154.542826] Bluetooth: hci7: command tx timeout [ 154.606842] Bluetooth: hci5: command tx timeout [ 154.606985] Bluetooth: hci6: command tx timeout [ 156.398811] Bluetooth: hci1: command tx timeout [ 156.398944] Bluetooth: hci0: command tx timeout [ 156.463830] Bluetooth: hci2: command tx timeout [ 156.463891] Bluetooth: hci3: command tx timeout [ 156.591318] Bluetooth: hci7: command tx timeout [ 156.654936] Bluetooth: hci5: command tx timeout [ 156.654950] Bluetooth: hci6: command tx timeout VM DIAGNOSIS: 01:52:37 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800f061bc0 RCX=ffffffff81429a0f RDX=1ffff11001e0c445 RSI=ffffffff81429a18 RDI=ffff88800f062228 RBP=0000000000200000 RSP=ffff88800f757db8 R8 =0000000000000000 R9 =ffffed1001dff600 R10=0000000000200000 R11=ffff88800f062078 R12=ffff88807c01cff9 R13=ffffffff8864e570 R14=ffff88800f061bc0 R15=0000000000000086 RIP=ffffffff81429a34 RFL=00000046 [---Z-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=00007fd41dc0c344 CR3=000000000e384000 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=6576652d7372656b726f772d6c6c696b XMM02=000000000000000000000000000000ff XMM03=00000000000000000000000000000000 XMM04=0000556de6b90f800000556de6bb8f90 XMM05=00000007000000000000556de6ba5020 XMM06=0000556de6b8b8e00000000000000000 XMM07=00000000000000000000000000000000 XMM08=2064616572206f742064656c69614600 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000065 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283cdc5 RDI=ffffffff886930a0 RBP=ffffffff88693060 RSP=ffff88800f06ebb8 R8 =0000000000000001 R9 =ffffed1001e0dd67 R10=0000000000000065 R11=0000000033312e36 R12=0000000000000065 R13=0000000000000001 R14=ffff888008fea035 R15=ffff88800f06eeb8 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=0000001b2d025000 CR3=000000000f01a000 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=7465677261742e79636e656772656d65 XMM02=ffffffffffffffffffffffffff0f0e0d XMM03=35706f6f6c2f6b636f6c622f6c617574 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000ff00ff000000 XMM10=00000000000000000000200020000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000