Warning: Permanently added '[localhost]:62919' (ECDSA) to the list of known hosts. 2025/01/22 16:07:16 fuzzer started 2025/01/22 16:07:16 dialing manager at localhost:38529 2025/01/22 16:07:16 checking machine... 2025/01/22 16:07:16 checking revisions... syzkaller login: [ 69.466028] kmemleak: Automatic memory scanning thread ended 2025/01/22 16:07:16 testing simple program... [ 69.607445] cgroup: Unknown subsys name 'net' [ 69.714006] cgroup: Unknown subsys name 'cpuset' [ 69.749172] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 76.084245] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) executing program executing program executing program [ 85.931009] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) [ 86.365881] audit: type=1400 audit(1737562053.745:7): 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 executing program [ 87.563276] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.564932] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.570039] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.575903] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.580940] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.582744] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 89.653994] Bluetooth: hci0: command tx timeout executing program [ 91.700621] Bluetooth: hci0: command tx timeout executing program [ 93.748618] Bluetooth: hci0: command tx timeout [ 95.796658] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program [ 115.219865] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.220079] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.283212] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.283334] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/01/22 16:08:03 building call list... [ 116.238783] [ 116.239187] ====================================================== [ 116.240231] WARNING: possible circular locking dependency detected [ 116.241272] 6.13.0-next-20250122 #1 Not tainted [ 116.242691] ------------------------------------------------------ [ 116.247006] kworker/u8:1/66 is trying to acquire lock: [ 116.249848] ffffffff8621ece8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.251603] [ 116.251603] but task is already holding lock: [ 116.252600] ffff888015880768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 116.254296] [ 116.254296] which lock already depends on the new lock. [ 116.254296] [ 116.255680] [ 116.255680] the existing dependency chain (in reverse order) is: [ 116.256916] [ 116.256916] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 116.258074] __mutex_lock+0x13d/0xb50 [ 116.258897] wiphy_register+0x1b2e/0x25d0 [ 116.259770] ieee80211_register_hw+0x23a4/0x3d60 [ 116.260749] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 116.261783] init_mac80211_hwsim+0x389/0x870 [ 116.262743] do_one_initcall+0xf9/0x640 [ 116.263629] kernel_init_freeable+0x53d/0x7a0 [ 116.264591] kernel_init+0x1e/0x2d0 [ 116.265376] ret_from_fork+0x48/0x80 [ 116.266157] ret_from_fork_asm+0x1a/0x30 [ 116.267051] [ 116.267051] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 116.268195] __lock_acquire+0x29fd/0x4580 [ 116.269082] lock_acquire+0x19b/0x520 [ 116.269897] __mutex_lock+0x13d/0xb50 [ 116.270744] unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.271867] unregister_netdevice_queue+0x224/0x2e0 [ 116.272852] _cfg80211_unregister_wdev+0x57b/0x700 [ 116.273849] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 116.274869] ieee80211_unregister_hw+0x55/0x3a0 [ 116.275802] hwsim_exit_net+0x3a0/0x730 [ 116.276642] ops_exit_list+0xb3/0x180 [ 116.277439] cleanup_net+0x546/0xad0 [ 116.278218] process_one_work+0x8ee/0x1a10 [ 116.279139] worker_thread+0x674/0xe70 [ 116.279991] kthread+0x3ab/0x720 [ 116.280745] ret_from_fork+0x48/0x80 [ 116.281513] ret_from_fork_asm+0x1a/0x30 [ 116.282364] [ 116.282364] other info that might help us debug this: [ 116.282364] [ 116.283733] Possible unsafe locking scenario: [ 116.283733] [ 116.284762] CPU0 CPU1 [ 116.285571] ---- ---- [ 116.286367] lock(&rdev->wiphy.mtx); [ 116.287076] lock(rtnl_mutex); [ 116.288140] lock(&rdev->wiphy.mtx); [ 116.289217] lock(rtnl_mutex); [ 116.289860] [ 116.289860] *** DEADLOCK *** [ 116.289860] [ 116.290917] 4 locks held by kworker/u8:1/66: [ 116.291678] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 116.293486] #1: ffff88800ece7d30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 116.295250] #2: ffffffff86212d10 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 116.296905] #3: ffff888015880768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 116.299032] [ 116.299032] stack backtrace: [ 116.299920] CPU: 1 UID: 0 PID: 66 Comm: kworker/u8:1 Not tainted 6.13.0-next-20250122 #1 [ 116.301302] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 116.302695] Workqueue: netns cleanup_net [ 116.303452] Call Trace: [ 116.303905] [ 116.304310] dump_stack_lvl+0xca/0x120 [ 116.305053] print_circular_bug+0x47b/0x750 [ 116.305843] check_noncircular+0x2e9/0x3c0 [ 116.306616] ? __pfx_check_noncircular+0x10/0x10 [ 116.307443] ? hlock_class+0x4e/0x130 [ 116.308115] ? srso_return_thunk+0x5/0x5f [ 116.308889] ? mark_lock+0xac/0xed0 [ 116.309567] ? lockdep_lock+0xba/0x1b0 [ 116.310310] ? __pfx_lockdep_lock+0x10/0x10 [ 116.311128] __lock_acquire+0x29fd/0x4580 [ 116.311900] ? __pfx___lock_acquire+0x10/0x10 [ 116.312712] ? lock_release+0x20f/0x6f0 [ 116.313440] ? __pfx_lock_release+0x10/0x10 [ 116.314216] ? srso_return_thunk+0x5/0x5f [ 116.315008] lock_acquire+0x19b/0x520 [ 116.315713] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.316749] ? __pfx_lock_acquire+0x10/0x10 [ 116.317526] ? srso_return_thunk+0x5/0x5f [ 116.318296] ? lock_is_held_type+0x9e/0x120 [ 116.319105] ? srso_return_thunk+0x5/0x5f [ 116.319887] __mutex_lock+0x13d/0xb50 [ 116.320601] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.321621] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.322656] ? srso_return_thunk+0x5/0x5f [ 116.323428] ? synchronize_rcu_expedited+0x38a/0x420 [ 116.324328] ? __pfx___mutex_lock+0x10/0x10 [ 116.325132] ? srso_return_thunk+0x5/0x5f [ 116.325935] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 116.326774] unregister_netdevice_many_notify+0x1612/0x1c80 [ 116.327801] ? __virt_addr_valid+0x2e8/0x5d0 [ 116.328612] ? __pfx_lock_release+0x10/0x10 [ 116.329407] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 116.330495] ? find_held_lock+0x2c/0x110 [ 116.331276] ? srso_return_thunk+0x5/0x5f [ 116.332066] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 116.332983] ? srso_return_thunk+0x5/0x5f [ 116.333766] ? lock_release+0x20f/0x6f0 [ 116.334497] ? __pfx_lock_release+0x10/0x10 [ 116.335295] ? srso_return_thunk+0x5/0x5f [ 116.336078] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 116.337018] ? srso_return_thunk+0x5/0x5f [ 116.337818] unregister_netdevice_queue+0x224/0x2e0 [ 116.338722] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 116.339716] ? up_write+0x195/0x520 [ 116.340420] _cfg80211_unregister_wdev+0x57b/0x700 [ 116.341321] ? srso_return_thunk+0x5/0x5f [ 116.342115] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 116.343029] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 116.344007] ? srso_return_thunk+0x5/0x5f [ 116.344822] ? srso_return_thunk+0x5/0x5f [ 116.345600] ? synchronize_rcu+0x1ff/0x260 [ 116.346374] ieee80211_unregister_hw+0x55/0x3a0 [ 116.347226] hwsim_exit_net+0x3a0/0x730 [ 116.347975] ? __pfx_hwsim_exit_net+0x10/0x10 [ 116.348793] ? srso_return_thunk+0x5/0x5f [ 116.349568] ? netdev_run_todo+0x788/0x1040 [ 116.350373] ? __pfx_hwsim_exit_net+0x10/0x10 [ 116.351192] ops_exit_list+0xb3/0x180 [ 116.351903] cleanup_net+0x546/0xad0 [ 116.352593] ? __pfx_cleanup_net+0x10/0x10 [ 116.353385] process_one_work+0x8ee/0x1a10 [ 116.354191] ? __pfx_lock_acquire+0x10/0x10 [ 116.354996] ? __pfx_process_one_work+0x10/0x10 [ 116.355857] ? srso_return_thunk+0x5/0x5f [ 116.356644] ? move_linked_works+0x172/0x270 [ 116.357439] ? srso_return_thunk+0x5/0x5f [ 116.358222] ? assign_work+0x196/0x240 [ 116.358967] worker_thread+0x674/0xe70 [ 116.359716] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 116.360660] ? srso_return_thunk+0x5/0x5f [ 116.361443] ? __pfx_worker_thread+0x10/0x10 [ 116.362264] kthread+0x3ab/0x720 [ 116.362925] ? __pfx_kthread+0x10/0x10 [ 116.363650] ? srso_return_thunk+0x5/0x5f [ 116.364428] ? finish_task_switch.isra.0+0x206/0x840 [ 116.365348] ? __pfx_kthread+0x10/0x10 [ 116.366093] ret_from_fork+0x48/0x80 [ 116.366774] ? __pfx_kthread+0x10/0x10 [ 116.367516] ret_from_fork_asm+0x1a/0x30 [ 116.368307] executing program executing program [ 121.940613] audit: type=1400 audit(1737562089.322:8): avc: denied { create } for pid=254 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 [ 122.903541] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program [ 123.981561] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list 2025/01/22 16:08:13 syscalls: 2217 2025/01/22 16:08:13 code coverage: enabled 2025/01/22 16:08:13 comparison tracing: enabled 2025/01/22 16:08:13 extra coverage: enabled 2025/01/22 16:08:13 setuid sandbox: enabled 2025/01/22 16:08:13 namespace sandbox: enabled 2025/01/22 16:08:13 Android sandbox: enabled 2025/01/22 16:08:13 fault injection: enabled 2025/01/22 16:08:13 leak checking: enabled 2025/01/22 16:08:13 net packet injection: enabled 2025/01/22 16:08:13 net device setup: enabled 2025/01/22 16:08:13 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/22 16:08:13 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/22 16:08:13 USB emulation: enabled 2025/01/22 16:08:13 hci packet injection: enabled 2025/01/22 16:08:13 wifi device emulation: enabled 2025/01/22 16:08:13 802.15.4 emulation: enabled 2025/01/22 16:08:13 fetching corpus: 0, signal 0/0 (executing program) 2025/01/22 16:08:13 fetching corpus: 0, signal 0/0 (executing program) VM DIAGNOSIS: 16:08:03 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=000000000005d880 RCX=000000c0006bc000 RDX=00007f07c3a24ca0 RSI=0000000000000040 RDI=000000c0006de780 RBP=000000c000041f50 RSP=000000c000041f08 R8 =000000c0006bc000 R9 =0000000000000040 R10=00007f07c3a24ca0 R11=000000000000039d R12=000000000000003f R13=0000000000000012 R14=000080c0006bc000 R15=000080c00073bfff RIP=0000000000465401 RFL=00000206 [-----P-] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 000000c000030410 00000000 00000000 GS =0000 0000000000000000 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=00005586c22c46f8 CR3=0000000015c96000 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=00000000000000004120000000000000 XMM03=660a302e617273692e64695f68637461 XMM04=30303030303030303030303030303030 XMM05=660a302e617273692e64695f68637461 XMM06=20303438336132313866666666666666 XMM07=2e617273692e64695f686374616d2074 XMM08=61336132313866666666666666660a30 XMM09=5f646e69665f7866705f5f2074203034 XMM10=313866666666666666660a6d6f72706f XMM11=706f5f646e6966207420303561336132 XMM12=6132313866666666666666660a6d6f72 XMM13=00000000008a4dee00000000008a69cf XMM14=000000000089d9b900000000008a4694 XMM15=00000000004643c100000000004360f2 info registers vcpu 1 RAX=0000000000000079 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff8283e865 RDI=ffffffff886990a0 RBP=ffffffff88699060 RSP=ffff88800ece6bb8 R8 =0000000000000001 R9 =ffffed1001d9cd67 R10=0000000000000079 R11=2f72656b726f776b R12=0000000000000079 R13=0000000000000001 R14=ffff888008fea025 R15=ffff88800ece6eb8 RIP=ffffffff8283e8bd 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=000000c00076b010 CR3=0000000015c96000 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=00000000000000004105d88000000000 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