Warning: Permanently added '[localhost]:25985' (ECDSA) to the list of known hosts. 2025/01/23 16:06:47 fuzzer started 2025/01/23 16:06:47 dialing manager at localhost:45511 2025/01/23 16:06:47 checking machine... 2025/01/23 16:06:47 checking revisions... syzkaller login: [ 70.793375] kmemleak: Automatic memory scanning thread ended 2025/01/23 16:06:48 testing simple program... [ 70.932563] cgroup: Unknown subsys name 'net' [ 71.046897] cgroup: Unknown subsys name 'cpuset' [ 71.110820] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 77.021381] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) executing program executing program executing program [ 87.665142] audit: type=1400 audit(1737648425.130:7): 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 [ 88.873478] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 88.881203] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 88.883807] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 88.898472] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 88.901890] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 88.910255] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 90.955833] Bluetooth: hci0: command tx timeout executing program [ 93.003097] Bluetooth: hci0: command tx timeout executing program [ 95.051838] Bluetooth: hci0: command tx timeout [ 97.099175] Bluetooth: hci0: command tx timeout executing program executing program executing program executing program executing program executing program executing program [ 116.775427] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.776810] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 116.832375] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 116.833837] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2025/01/23 16:07:35 building call list... [ 117.801148] syz-executor.0 (273) used greatest stack depth: 23392 bytes left [ 117.842884] [ 117.843283] ====================================================== [ 117.844285] WARNING: possible circular locking dependency detected [ 117.845303] 6.13.0-next-20250123 #1 Not tainted [ 117.848665] ------------------------------------------------------ [ 117.851174] kworker/u8:2/726 is trying to acquire lock: [ 117.852037] ffffffff8621d8e8 (rtnl_mutex){+.+.}-{4:4}, at: unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.853799] [ 117.853799] but task is already holding lock: [ 117.854766] ffff88801ec28768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 117.856409] [ 117.856409] which lock already depends on the new lock. [ 117.856409] [ 117.857704] [ 117.857704] the existing dependency chain (in reverse order) is: [ 117.858911] [ 117.858911] -> #1 (&rdev->wiphy.mtx){+.+.}-{4:4}: [ 117.860031] __mutex_lock+0x13d/0xb50 [ 117.860842] wiphy_register+0x1b2e/0x25d0 [ 117.861688] ieee80211_register_hw+0x23a4/0x3d60 [ 117.862613] mac80211_hwsim_new_radio+0x2759/0x4d60 [ 117.863589] init_mac80211_hwsim+0x389/0x870 [ 117.864492] do_one_initcall+0xf9/0x640 [ 117.865309] kernel_init_freeable+0x53d/0x7a0 [ 117.866204] kernel_init+0x1e/0x2d0 [ 117.866936] ret_from_fork+0x48/0x80 [ 117.867679] ret_from_fork_asm+0x1a/0x30 [ 117.868532] [ 117.868532] -> #0 (rtnl_mutex){+.+.}-{4:4}: [ 117.869576] __lock_acquire+0x29fd/0x4580 [ 117.870397] lock_acquire+0x19b/0x520 [ 117.871157] __mutex_lock+0x13d/0xb50 [ 117.871946] unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.873024] unregister_netdevice_queue+0x224/0x2e0 [ 117.873984] _cfg80211_unregister_wdev+0x57b/0x700 [ 117.874963] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 117.875926] ieee80211_unregister_hw+0x55/0x3a0 [ 117.876867] hwsim_exit_net+0x3a0/0x730 [ 117.877681] ops_exit_list+0xb3/0x180 [ 117.878455] cleanup_net+0x546/0xad0 [ 117.879229] process_one_work+0x8ee/0x1a10 [ 117.880106] worker_thread+0x674/0xe70 [ 117.880928] kthread+0x3ab/0x720 [ 117.881660] ret_from_fork+0x48/0x80 [ 117.882405] ret_from_fork_asm+0x1a/0x30 [ 117.883233] [ 117.883233] other info that might help us debug this: [ 117.883233] [ 117.884503] Possible unsafe locking scenario: [ 117.884503] [ 117.885473] CPU0 CPU1 [ 117.886207] ---- ---- [ 117.887005] lock(&rdev->wiphy.mtx); [ 117.887753] lock(rtnl_mutex); [ 117.888871] lock(&rdev->wiphy.mtx); [ 117.890025] lock(rtnl_mutex); [ 117.890669] [ 117.890669] *** DEADLOCK *** [ 117.890669] [ 117.891693] 4 locks held by kworker/u8:2/726: [ 117.892547] #0: ffff888008fdb948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x12b6/0x1a10 [ 117.894637] #1: ffff88800d327d30 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x861/0x1a10 [ 117.896643] #2: ffffffff86211910 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xca/0xad0 [ 117.898457] #3: ffff88801ec28768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: ieee80211_remove_interfaces+0xf2/0x6b0 [ 117.900172] [ 117.900172] stack backtrace: [ 117.900936] CPU: 1 UID: 0 PID: 726 Comm: kworker/u8:2 Not tainted 6.13.0-next-20250123 #1 [ 117.901010] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 117.901053] Workqueue: netns cleanup_net [ 117.901136] Call Trace: [ 117.901157] [ 117.901180] dump_stack_lvl+0xca/0x120 [ 117.901295] print_circular_bug+0x47b/0x750 [ 117.901388] check_noncircular+0x2e9/0x3c0 [ 117.901472] ? __pfx_check_noncircular+0x10/0x10 [ 117.901557] ? hlock_class+0x4e/0x130 [ 117.901617] ? srso_return_thunk+0x5/0x5f [ 117.901729] ? mark_lock+0xac/0xed0 [ 117.901816] ? lockdep_lock+0xba/0x1b0 [ 117.901931] ? __pfx_lockdep_lock+0x10/0x10 [ 117.902055] __lock_acquire+0x29fd/0x4580 [ 117.902164] ? __pfx___lock_acquire+0x10/0x10 [ 117.902250] ? lock_release+0x20f/0x6f0 [ 117.902338] ? __pfx_lock_release+0x10/0x10 [ 117.902424] ? srso_return_thunk+0x5/0x5f [ 117.902545] lock_acquire+0x19b/0x520 [ 117.902631] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.902731] ? __pfx_lock_acquire+0x10/0x10 [ 117.902826] ? srso_return_thunk+0x5/0x5f [ 117.902938] ? lock_is_held_type+0x9e/0x120 [ 117.903055] ? srso_return_thunk+0x5/0x5f [ 117.903175] __mutex_lock+0x13d/0xb50 [ 117.903281] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.903376] ? unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.903470] ? srso_return_thunk+0x5/0x5f [ 117.903582] ? synchronize_rcu_expedited+0x38a/0x420 [ 117.903668] ? __pfx___mutex_lock+0x10/0x10 [ 117.903778] ? srso_return_thunk+0x5/0x5f [ 117.903899] ? __pfx_wait_rcu_exp_gp+0x10/0x10 [ 117.903979] unregister_netdevice_many_notify+0x1612/0x1c80 [ 117.904095] ? __virt_addr_valid+0x2e8/0x5d0 [ 117.904205] ? __pfx_lock_release+0x10/0x10 [ 117.904294] ? __pfx_unregister_netdevice_many_notify+0x10/0x10 [ 117.904388] ? find_held_lock+0x2c/0x110 [ 117.904504] ? srso_return_thunk+0x5/0x5f [ 117.904620] ? kernfs_remove_by_name_ns+0xc7/0x130 [ 117.904740] ? srso_return_thunk+0x5/0x5f [ 117.904851] ? lock_release+0x20f/0x6f0 [ 117.904940] ? __pfx_lock_release+0x10/0x10 [ 117.905026] ? srso_return_thunk+0x5/0x5f [ 117.905138] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 117.905232] ? srso_return_thunk+0x5/0x5f [ 117.905355] unregister_netdevice_queue+0x224/0x2e0 [ 117.905444] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 117.905532] ? up_write+0x195/0x520 [ 117.905642] _cfg80211_unregister_wdev+0x57b/0x700 [ 117.905748] ? srso_return_thunk+0x5/0x5f [ 117.905868] ieee80211_remove_interfaces+0x2f2/0x6b0 [ 117.905947] ? __pfx_ieee80211_remove_interfaces+0x10/0x10 [ 117.906026] ? srso_return_thunk+0x5/0x5f [ 117.906138] ? srso_return_thunk+0x5/0x5f [ 117.906249] ? synchronize_rcu+0x1ff/0x260 [ 117.906337] ieee80211_unregister_hw+0x55/0x3a0 [ 117.906429] hwsim_exit_net+0x3a0/0x730 [ 117.906515] ? __pfx_hwsim_exit_net+0x10/0x10 [ 117.906598] ? srso_return_thunk+0x5/0x5f [ 117.906710] ? netdev_run_todo+0x788/0x1040 [ 117.906810] ? __pfx_hwsim_exit_net+0x10/0x10 [ 117.906897] ops_exit_list+0xb3/0x180 [ 117.906984] cleanup_net+0x546/0xad0 [ 117.907075] ? __pfx_cleanup_net+0x10/0x10 [ 117.907184] process_one_work+0x8ee/0x1a10 [ 117.907315] ? __pfx_lock_acquire+0x10/0x10 [ 117.907404] ? __pfx_process_one_work+0x10/0x10 [ 117.907521] ? srso_return_thunk+0x5/0x5f [ 117.907633] ? move_linked_works+0x172/0x270 [ 117.907722] ? srso_return_thunk+0x5/0x5f [ 117.907834] ? assign_work+0x196/0x240 [ 117.907948] worker_thread+0x674/0xe70 [ 117.908082] ? lockdep_hardirqs_on_prepare+0x262/0x3f0 [ 117.908186] ? srso_return_thunk+0x5/0x5f [ 117.908297] ? __pfx_worker_thread+0x10/0x10 [ 117.908402] kthread+0x3ab/0x720 [ 117.908493] ? __pfx_kthread+0x10/0x10 [ 117.908584] ? srso_return_thunk+0x5/0x5f [ 117.908682] ? finish_task_switch.isra.0+0x206/0x840 [ 117.908771] ? __pfx_kthread+0x10/0x10 [ 117.908866] ret_from_fork+0x48/0x80 [ 117.908921] ? __pfx_kthread+0x10/0x10 [ 117.909013] ret_from_fork_asm+0x1a/0x30 [ 117.909130] executing program executing program [ 123.144923] audit: type=1400 audit(1737648460.607:8): avc: denied { create } for pid=251 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 [ 124.063368] UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list executing program [ 125.132664] UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list 2025/01/23 16:07:44 syscalls: 2217 2025/01/23 16:07:44 code coverage: enabled 2025/01/23 16:07:44 comparison tracing: enabled 2025/01/23 16:07:44 extra coverage: enabled 2025/01/23 16:07:44 setuid sandbox: enabled 2025/01/23 16:07:44 namespace sandbox: enabled 2025/01/23 16:07:44 Android sandbox: enabled 2025/01/23 16:07:44 fault injection: enabled 2025/01/23 16:07:44 leak checking: enabled 2025/01/23 16:07:44 net packet injection: enabled 2025/01/23 16:07:44 net device setup: enabled 2025/01/23 16:07:44 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2025/01/23 16:07:44 devlink PCI setup: PCI device 0000:00:10.0 is not available 2025/01/23 16:07:44 USB emulation: enabled 2025/01/23 16:07:44 hci packet injection: enabled 2025/01/23 16:07:44 wifi device emulation: enabled 2025/01/23 16:07:44 802.15.4 emulation: enabled 2025/01/23 16:07:44 fetching corpus: 0, signal 0/0 (executing program) 2025/01/23 16:07:44 fetching corpus: 0, signal 0/0 (executing program) VM DIAGNOSIS: 16:07:35 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=1ffff11002bbcf08 RCX=0000000000000000 RDX=0000000000000001 RSI=0000000000000001 RDI=ffff888015de7862 RBP=ffff88800f4d85b3 RSP=ffff888015de7820 R8 =ffffffffffff0a00 R9 =ffffed1001e9b0b6 R10=0000000000000010 R11=0000000000000000 R12=ffff88800f4d9000 R13=dffffc0000000000 R14=ffffffff84ca6c82 R15=ffffffff81437f80 RIP=ffffffff84a66e0f RFL=00000246 [---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 000000c000094090 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=00007f9eab595e30 CR3=000000000cf2a000 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=29286e69616d20746e690a64656c6c61 XMM14=6f6c6c6548222866746e697270207b20 XMM15=0a7d203b29226e5c21646c726f57202c info registers vcpu 1 RAX=dffffc0000000005 RBX=00000000000003f9 RCX=0000000000000000 RDX=00000000000003f9 RSI=ffffffff8283ea10 RDI=ffffffff886970a0 RBP=ffffffff88697060 RSP=ffff88800d326d28 R8 =0000000000000001 R9 =ffffed1001a64d96 R10=0000000000000000 R11=2d2d2d2d2d2d2d2d R12=0000000000000046 R13=ffffffff886970b0 R14=ffffffff88697060 R15=ffffffff88697320 RIP=ffffffff8283ea65 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=00007fd1dceb6000 CR3=000000000cf2a000 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=0000000000000000bfe62e42fefa39ef 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