Warning: Permanently added '[localhost]:62919' (ECDSA) to the list of known hosts. 2025/01/29 16:05:38 fuzzer started syzkaller login: [ 69.349988] gcc (259) used greatest stack depth: 23424 bytes left 2025/01/29 16:05:38 dialing manager at localhost:36977 2025/01/29 16:05:38 checking machine... 2025/01/29 16:05:38 checking revisions... [ 69.883075] kmemleak: Automatic memory scanning thread ended 2025/01/29 16:05:39 testing simple program... [ 70.012875] cgroup: Unknown subsys name 'net' [ 70.115973] cgroup: Unknown subsys name 'cpuset' [ 70.154637] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program executing program executing program [ 86.141308] audit: type=1400 audit(1738166755.577:7): avc: denied { execmem } for pid=272 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 87.275572] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 87.278508] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 87.280653] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 87.285390] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 87.288517] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 87.290518] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 executing program [ 89.302106] Bluetooth: hci0: command tx timeout executing program [ 91.349877] Bluetooth: hci0: command tx timeout [ 93.398170] Bluetooth: hci0: command tx timeout executing program [ 95.446183] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program [ 114.834519] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.835861] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 114.898955] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 114.900166] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/01/29 16:06:25 building call list... [ 115.868190] [ 115.868573] ====================================================== [ 115.869511] WARNING: possible circular locking dependency detected [ 115.870463] 6.13.0-next-20250129 #1 Not tainted [ 115.871661] ------------------------------------------------------ [ 115.872969] kworker/u8:2/725 is trying to acquire lock: [ 115.874217] ffffffff8621d8a8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.876313] [ 115.876313] but task is already holding lock: [ 115.877654] ffff88801ac38768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 115.879799] [ 115.879799] which lock already depends on the new lock. [ 115.879799] [ 115.881473] [ 115.881473] the existing dependency chain (in reverse order) is: [ 115.883600] [ 115.883600] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 115.885038] __mutex_lock+0x13d/0xb50 [ 115.886094] wiphy_register+0x1b2e/0x25d0 [ 115.887273] ieee80211_register_hw+0x23a4/0x3d60 [ 115.888413] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 115.889747] init_mac80211_hwsim+0x389/0x870 [ 115.890568] do_one_initcall+0xf9/0x640 [ 115.891320] kernel_init_freeable+0x53d/0x7a0 [ 115.892140] kernel_init+0x1e/0x2d0 [ 115.892788] ret_from_fork+0x48/0x80 [ 115.893486] ret_from_fork_asm+0x1a/0x30 [ 115.894300] [ 115.894300] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 115.895267] __lock_acquire+0x29fd/0x4580 [ 115.896045] lock_acquire+0x19b/0x520 [ 115.896762] __mutex_lock+0x13d/0xb50 [ 115.897495] unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.898468] unregister_netdevice_queue+0x224/0x2e0 [ 115.899317] _cfg80211_unregister_wdev+0x57b/0x700 [ 115.900174] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 115.901044] ieee80211_unregister_hw+0x55/0x3a0 [ 115.901893] hwsim_exit_net+0x3a0/0x730 [ 115.902672] ops_exit_list+0xb3/0x180 [ 115.903401] cleanup_net+0x546/0xad0 [ 115.904130] process_one_work+0x8ee/0x1a10 [ 115.904953] worker_thread+0x674/0xe70 [ 115.905733] kthread+0x3ab/0x720 [ 115.906506] ret_from_fork+0x48/0x80 [ 115.907192] ret_from_fork_asm+0x1a/0x30 [ 115.907974] [ 115.907974] other info that might help us debug this: [ 115.907974] [ 115.909160] Possible unsafe locking scenario: [ 115.909160] [ 115.910069] CPU0 CPU1 [ 115.910780] ---- ---- [ 115.911498] lock(&rdev->wiphy.mtx); [ 115.912133] lock(rtnl_mutex); [ 115.913042] lock(&rdev->wiphy.mtx); [ 115.914036] lock(rtnl_mutex); [ 115.914607] [ 115.914607] *** DEADLOCK *** [ 115.914607] [ 115.915495] 4 locks held by kworker/u8:2/725: [ 115.916201] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 115.917813] #1: ffff88800ccb7d30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 115.919384] #2: ffffffff862118d0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 115.920821] #3: ffff88801ac38768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 115.922449] [ 115.922449] stack backtrace: [ 115.923144] CPU: 0 UID: 0 PID: 725 Comm: kworker/u8:2 Not tainted 6.13.0-next-20250129 #1 [ 115.923213] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 115.923253] Workqueue: netns cleanup_net [ 115.923327] Call Trace: [ 115.923344] [ 115.923365] dump_stack_lvl+0xca/0x120 [ 115.923469] print_circular_bug+0x47b/0x750 [ 115.923555] check_noncircular+0x2e9/0x3c0 [ 115.923634] ? __pfx_check_noncircular+0x10/0x10 [ 115.923712] ? hlock_class+0x4e/0x130 [ 115.923769] ? mark_lock+0xac/0xed0 [ 115.923846] ? srso_return_thunk+0x5/0x5f [ 115.923953] ? lockdep_lock+0xba/0x1b0 [ 115.924061] ? __pfx_lockdep_lock+0x10/0x10 [ 115.924178] __lock_acquire+0x29fd/0x4580 [ 115.924279] ? __pfx___lock_acquire+0x10/0x10 [ 115.924359] ? lock_release+0x20f/0x6f0 [ 115.924443] ? __pfx_lock_release+0x10/0x10 [ 115.924532] lock_acquire+0x19b/0x520 [ 115.924613] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.924704] ? __pfx_lock_acquire+0x10/0x10 [ 115.924788] ? srso_return_thunk+0x5/0x5f [ 115.924889] ? lock_release+0x20f/0x6f0 [ 115.924971] ? srso_return_thunk+0x5/0x5f [ 115.925073] ? lock_is_held_type+0x9e/0x120 [ 115.925174] ? srso_return_thunk+0x5/0x5f [ 115.925282] __mutex_lock+0x13d/0xb50 [ 115.925378] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.925461] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.925546] ? srso_return_thunk+0x5/0x5f [ 115.925648] ? synchronize_rcu_expedited+0x38a/0x420 [ 115.925729] ? __pfx___mutex_lock+0x10/0x10 [ 115.925829] ? __pfx_autoremove_wake_function+0x10/0x10 [ 115.925936] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 115.926011] unregister_netdevice_many_notify+0x1612/0x1c80 [ 115.926106] ? __virt_addr_valid+0x2e8/0x5d0 [ 115.926205] ? __pfx_lock_release+0x10/0x10 [ 115.926288] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 115.926374] ? find_held_lock+0x2c/0x110 [ 115.926483] ? srso_return_thunk+0x5/0x5f [ 115.926588] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 115.926698] ? srso_return_thunk+0x5/0x5f [ 115.926800] ? lock_release+0x20f/0x6f0 [ 115.926883] ? __pfx_lock_release+0x10/0x10 [ 115.926964] ? srso_return_thunk+0x5/0x5f [ 115.927065] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 115.927154] ? srso_return_thunk+0x5/0x5f [ 115.927266] unregister_netdevice_queue+0x224/0x2e0 [ 115.927346] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 115.927426] ? up_write+0x195/0x520 [ 115.927529] _cfg80211_unregister_wdev+0x57b/0x700 [ 115.927625] ? srso_return_thunk+0x5/0x5f [ 115.927733] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 115.927803] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 115.927926] ? srso_return_thunk+0x5/0x5f [ 115.928028] ? srso_return_thunk+0x5/0x5f [ 115.928129] ? synchronize_rcu+0x1ff/0x260 [ 115.928209] ieee80211_unregister_hw+0x55/0x3a0 [ 115.928291] hwsim_exit_net+0x3a0/0x730 [ 115.928368] ? __pfx_hwsim_exit_net+0x10/0x10 [ 115.928442] ? srso_return_thunk+0x5/0x5f [ 115.928544] ? netdev_run_todo+0x788/0x1040 [ 115.928635] ? __pfx_hwsim_exit_net+0x10/0x10 [ 115.928713] ops_exit_list+0xb3/0x180 [ 115.928792] cleanup_net+0x546/0xad0 [ 115.928874] ? __pfx_cleanup_net+0x10/0x10 [ 115.928973] process_one_work+0x8ee/0x1a10 [ 115.929096] ? __pfx_lock_acquire+0x10/0x10 [ 115.929180] ? __pfx_process_one_work+0x10/0x10 [ 115.929290] ? srso_return_thunk+0x5/0x5f [ 115.929391] ? move_linked_works+0x172/0x270 [ 115.929475] ? srso_return_thunk+0x5/0x5f [ 115.929576] ? assign_work+0x196/0x240 [ 115.929684] worker_thread+0x674/0xe70 [ 115.929793] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 115.929891] ? srso_return_thunk+0x5/0x5f [ 115.929992] ? __pfx_worker_thread+0x10/0x10 [ 115.930114] kthread+0x3ab/0x720 [ 115.930211] ? __pfx_kthread+0x10/0x10 [ 115.930308] ? srso_return_thunk+0x5/0x5f [ 115.930410] ? finish_task_switch.isra.0+0x206/0x840 [ 115.930505] ? __pfx_kthread+0x10/0x10 [ 115.930606] ret_from_fork+0x48/0x80 [ 115.930664] ? __pfx_kthread+0x10/0x10 [ 115.930763] ret_from_fork_asm+0x1a/0x30 [ 115.930888] executing program executing program [ 120.926734] audit: type=1400 audit(1738166790.362:8): avc: denied { create } for pid=253 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 [ 121.909977] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 122.951725] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program 2025/01/29 16:06:34 syscalls: 2217 2025/01/29 16:06:34 code coverage: enabled 2025/01/29 16:06:34 comparison tracing: enabled 2025/01/29 16:06:34 extra coverage: enabled 2025/01/29 16:06:34 setuid sandbox: enabled 2025/01/29 16:06:34 namespace sandbox: enabled 2025/01/29 16:06:34 Android sandbox: enabled 2025/01/29 16:06:34 fault injection: enabled 2025/01/29 16:06:34 leak checking: enabled 2025/01/29 16:06:34 net packet injection: enabled 2025/01/29 16:06:34 net device setup: enabled 2025/01/29 16:06:34 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/29 16:06:34 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/29 16:06:34 USB emulation: enabled 2025/01/29 16:06:34 hci packet injection: enabled 2025/01/29 16:06:34 wifi device emulation: enabled 2025/01/29 16:06:34 802.15.4 emulation: enabled 2025/01/29 16:06:34 fetching corpus: 0, signal 0/0 (executing program) 2025/01/29 16:06:34 fetching corpus: 0, signal 0/0 (executing program) VM DIAGNOSIS: 16:06:25 Registers: info registers vcpu 0 RAX=dffffc0000000005 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9 RSI=ffffffff8283c500 RDI=ffffffff886970a0 RBP=ffffffff88697060 RSP=ffff88800ccb6d28 R8 =0000000000000001 R9 =ffffed1001996d96 R10=0000000000000000 R11=7369786520656874 R12=0000000000000054 R13=ffffffff886970b0 R14=ffffffff88697060 R15=ffffffff88697320 RIP=ffffffff8283c555 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=000000c000833010 CR3=0000000014818000 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=000000000000000040f0760000000000 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=ffffed1003182b66 RBX=ffff888018c15a68 RCX=ffffffff81bcbc87 RDX=ffff88800e698000 RSI=ffffffff81bcbaad RDI=0000000000000006 RBP=0000000000000000 RSP=ffff888015727b10 R8 =0000000000000001 R9 =ffffed1002c63c50 R10=0000000000001000 R11=0000000000000000 R12=ffff88800f0ec000 R13=0000000000000285 R14=ffffed1003182b52 R15=0000000000001000 RIP=ffffffff81bcbab1 RFL=00000293 [--S-A-C] 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 000000c000030410 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=000000c0008d8000 CR3=0000000014818000 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=38363733313866666666666666660a77 XMM02=3866666666666666660a776f68735f65 XMM03=6464615f656c6261745f73695f696665 XMM04=30303030303030303030303030303030 XMM05=6464615f656c6261745f73695f696665 XMM06=33313866666666666666660a73736572 XMM07=745f73695f6966652054203035383637 XMM08=6666660a737365726464615f656c6261 XMM09=20542030303936373331386666666666 XMM10=695f727474615f6966655f7866705f5f XMM11=6666666666660a656c62697369765f73 XMM12=69666520542030313936373331386666 XMM13=00000000008a4dee00000000008a69cf XMM14=000000000089d9b900000000008a4694 XMM15=00000000004643c100000000004360f2