Warning: Permanently added '[localhost]:1569' (ECDSA) to the list of known hosts. 2025/01/30 16:06:00 fuzzer started 2025/01/30 16:06:00 dialing manager at localhost:46401 2025/01/30 16:06:00 checking machine... 2025/01/30 16:06:00 checking revisions... syzkaller login: [ 68.209160] kmemleak: Automatic memory scanning thread ended 2025/01/30 16:06:01 testing simple program... [ 68.332369] cgroup: Unknown subsys name 'net' [ 68.412924] cgroup: Unknown subsys name 'cpuset' [ 68.440164] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program executing program executing program [ 85.318940] audit: type=1400 audit(1738253178.228:7): 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 executing program [ 86.480643] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 86.485142] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 86.487997] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 86.495041] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 86.500227] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 86.503098] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 88.571521] Bluetooth: hci0: command tx timeout executing program [ 90.619003] Bluetooth: hci0: command tx timeout executing program [ 92.666942] Bluetooth: hci0: command tx timeout [ 94.714897] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program [ 113.434534] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.435835] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 113.533570] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 113.535232] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/01/30 16:06:47 building call list... [ 114.520056] [ 114.520411] ====================================================== [ 114.521332] WARNING: possible circular locking dependency detected [ 114.522247] 6.13.0-next-20250130 #1 Not tainted [ 114.523318] ------------------------------------------------------ [ 114.525646] kworker/u8:0/11 is trying to acquire lock: [ 114.527063] ffffffff86219b68 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.529915] [ 114.529915] but task is already holding lock: [ 114.531303] ffff88800eb10768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 114.533346] [ 114.533346] which lock already depends on the new lock. [ 114.533346] [ 114.535031] [ 114.535031] the existing dependency chain (in reverse order) is: [ 114.536588] [ 114.536588] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 114.537993] __mutex_lock+0x13d/0xb50 [ 114.539480] wiphy_register+0x1b2e/0x25d0 [ 114.540267] ieee80211_register_hw+0x23a4/0x3d60 [ 114.541113] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 114.542004] init_mac80211_hwsim+0x389/0x870 [ 114.542831] do_one_initcall+0xf9/0x640 [ 114.543606] kernel_init_freeable+0x53d/0x7a0 [ 114.544432] kernel_init+0x1e/0x2d0 [ 114.545095] ret_from_fork+0x48/0x80 [ 114.545773] ret_from_fork_asm+0x1a/0x30 [ 114.546547] [ 114.546547] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 114.547515] __lock_acquire+0x29fd/0x4580 [ 114.548278] lock_acquire+0x19b/0x520 [ 114.548982] __mutex_lock+0x13d/0xb50 [ 114.549720] unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.550698] unregister_netdevice_queue+0x224/0x2e0 [ 114.551594] _cfg80211_unregister_wdev+0x57b/0x700 [ 114.552483] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 114.553357] ieee80211_unregister_hw+0x55/0x3a0 [ 114.554194] hwsim_exit_net+0x3a0/0x730 [ 114.554943] ops_exit_list+0xb3/0x180 [ 114.555651] cleanup_net+0x546/0xad0 [ 114.556354] process_one_work+0x8ee/0x1a10 [ 114.557167] worker_thread+0x674/0xe70 [ 114.557929] kthread+0x3ab/0x720 [ 114.558614] ret_from_fork+0x48/0x80 [ 114.559296] ret_from_fork_asm+0x1a/0x30 [ 114.560068] [ 114.560068] other info that might help us debug this: [ 114.560068] [ 114.561232] Possible unsafe locking scenario: [ 114.561232] [ 114.562113] CPU0 CPU1 [ 114.562817] ---- ---- [ 114.563527] lock(&rdev->wiphy.mtx); [ 114.564148] lock(rtnl_mutex); [ 114.565043] lock(&rdev->wiphy.mtx); [ 114.566008] lock(rtnl_mutex); [ 114.566567] [ 114.566567] *** DEADLOCK *** [ 114.566567] [ 114.567469] 4 locks held by kworker/u8:0/11: [ 114.568162] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 114.569764] #1: ffff8880095dfd30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 114.571320] #2: ffffffff8620db90 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 114.572758] #3: ffff88800eb10768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 114.574366] [ 114.574366] stack backtrace: [ 114.575061] CPU: 0 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.13.0-next-20250130 #1 [ 114.575130] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 114.575171] Workqueue: netns cleanup_net [ 114.575247] Call Trace: [ 114.575265] [ 114.575285] dump_stack_lvl+0xca/0x120 [ 114.575394] print_circular_bug+0x47b/0x750 [ 114.575481] check_noncircular+0x2e9/0x3c0 [ 114.575562] ? __pfx_check_noncircular+0x10/0x10 [ 114.575641] ? hlock_class+0x4e/0x130 [ 114.575698] ? mark_lock+0xac/0xed0 [ 114.575775] ? srso_return_thunk+0x5/0x5f [ 114.575881] ? dl_scaled_delta_exec+0xd4/0x2c0 [ 114.575967] ? lockdep_lock+0xba/0x1b0 [ 114.576079] ? __pfx_lockdep_lock+0x10/0x10 [ 114.576199] __lock_acquire+0x29fd/0x4580 [ 114.576301] ? __pfx___lock_acquire+0x10/0x10 [ 114.576384] ? lock_release+0x20f/0x6f0 [ 114.576469] ? __pfx_lock_release+0x10/0x10 [ 114.576560] lock_acquire+0x19b/0x520 [ 114.576643] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.576735] ? __pfx_lock_acquire+0x10/0x10 [ 114.576820] ? srso_return_thunk+0x5/0x5f [ 114.576926] ? lock_release+0x20f/0x6f0 [ 114.577009] ? srso_return_thunk+0x5/0x5f [ 114.577115] ? lock_is_held_type+0x9e/0x120 [ 114.577218] ? srso_return_thunk+0x5/0x5f [ 114.577331] __mutex_lock+0x13d/0xb50 [ 114.577430] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.577515] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.577601] ? srso_return_thunk+0x5/0x5f [ 114.577706] ? synchronize_rcu_expedited+0x38a/0x420 [ 114.577789] ? __pfx___mutex_lock+0x10/0x10 [ 114.577892] ? __pfx_autoremove_wake_function+0x10/0x10 [ 114.577995] ? srso_return_thunk+0x5/0x5f [ 114.578100] ? kasan_quarantine_put+0x84/0x1e0 [ 114.578217] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 114.578283] ? srso_return_thunk+0x5/0x5f [ 114.578397] unregister_netdevice_many_notify+0x1612/0x1c80 [ 114.578486] ? __virt_addr_valid+0x2e8/0x5d0 [ 114.578587] ? __pfx_lock_release+0x10/0x10 [ 114.578673] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 114.578759] ? find_held_lock+0x2c/0x110 [ 114.578899] ? srso_return_thunk+0x5/0x5f [ 114.579008] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 114.579121] ? srso_return_thunk+0x5/0x5f [ 114.579226] ? lock_release+0x20f/0x6f0 [ 114.579310] ? __pfx_lock_release+0x10/0x10 [ 114.579393] ? srso_return_thunk+0x5/0x5f [ 114.579498] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 114.579588] ? srso_return_thunk+0x5/0x5f [ 114.579704] unregister_netdevice_queue+0x224/0x2e0 [ 114.579785] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 114.579867] ? up_write+0x195/0x520 [ 114.579972] _cfg80211_unregister_wdev+0x57b/0x700 [ 114.580071] ? srso_return_thunk+0x5/0x5f [ 114.580183] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 114.580255] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 114.580326] ? srso_return_thunk+0x5/0x5f [ 114.580431] ? srso_return_thunk+0x5/0x5f [ 114.580547] ? synchronize_rcu+0x1ff/0x260 [ 114.580635] ieee80211_unregister_hw+0x55/0x3a0 [ 114.580727] hwsim_exit_net+0x3a0/0x730 [ 114.580813] ? __pfx_hwsim_exit_net+0x10/0x10 [ 114.580895] ? srso_return_thunk+0x5/0x5f [ 114.581008] ? netdev_run_todo+0x788/0x1040 [ 114.581108] ? __pfx_hwsim_exit_net+0x10/0x10 [ 114.581194] ops_exit_list+0xb3/0x180 [ 114.581280] cleanup_net+0x546/0xad0 [ 114.581374] ? __pfx_cleanup_net+0x10/0x10 [ 114.581486] process_one_work+0x8ee/0x1a10 [ 114.581626] ? __pfx_lock_acquire+0x10/0x10 [ 114.581720] ? __pfx_process_one_work+0x10/0x10 [ 114.581844] ? srso_return_thunk+0x5/0x5f [ 114.581961] ? move_linked_works+0x172/0x270 [ 114.582059] ? srso_return_thunk+0x5/0x5f [ 114.582178] ? assign_work+0x196/0x240 [ 114.582305] worker_thread+0x674/0xe70 [ 114.582440] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 114.582556] ? __pfx_worker_thread+0x10/0x10 [ 114.582690] kthread+0x3ab/0x720 [ 114.582805] ? __pfx_kthread+0x10/0x10 [ 114.582936] ? srso_return_thunk+0x5/0x5f [ 114.583043] ? finish_task_switch.isra.0+0x206/0x840 [ 114.583145] ? __pfx_kthread+0x10/0x10 [ 114.583248] ret_from_fork+0x48/0x80 [ 114.583308] ? __pfx_kthread+0x10/0x10 [ 114.583430] ret_from_fork_asm+0x1a/0x30 [ 114.583578] executing program executing program [ 119.930028] audit: type=1400 audit(1738253212.839:8): avc: denied { create } for pid=252 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 [ 120.767871] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list [ 121.692851] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program VM DIAGNOSIS: 16:06:47 Registers: info registers vcpu 0 RAX=dffffc0000000060 RBX=00000000000003fd RCX=0000000000000000 RDX=00000000000003fd RSI=ffffffff8283d240 RDI=ffffffff88693060 RBP=ffffffff88693020 RSP=ffff8880095debf8 R8 =0000000000000000 R9 =ffffed10015cf046 R10=00000000000fe503 R11=6666666666666666 R12=0000000000000823 R13=0000000000000060 R14=fffffbfff10d265e R15=dffffc0000000000 RIP=ffffffff8283d295 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 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=000055bb1314cb00 CR3=0000000013630000 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=000000000000000041097ec000000000 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=dffffc0000000000 RBX=0000000000082820 RCX=ffffffff83b06452 RDX=0000000000000000 RSI=0000000000082820 RDI=ffff88800be037ac RBP=ffff88800be03780 RSP=ffff88806cf099e8 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000000 R11=00000000000c2ad9 R12=ffff8880096dd640 R13=0000000000082820 R14=00000000ffffffff R15=0000000000082820 RIP=ffffffff81a2cb49 RFL=00000217 [----APC] 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 000000c000030790 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=00007faf4c2fe010 CR3=0000000013630000 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