Extracting prog: 1m8.104995229s Minimizing prog: 6m32.041101406s Simplifying prog options: 0s Extracting C: 56.390734177s Simplifying C: 3m48.378544236s extracting reproducer from 29 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000001ac0)={&(0x7f0000000000)={0x24, 0x2c, 0x1, 0x70bd26, 0x25dfdbfc, {0x4}, [@typed={0x5, 0xb, 0x0, 0x0, @str='\x00'}, @typed={0x8, 0xc, 0x0, 0x0, @ipv4=@empty=0x2000000}]}, 0x24}, 0x1, 0x0, 0x0, 0x404000d}, 0x20000000) (fail_nth: 9) program crashed: INFO: trying to register non-static key in cfg80211_dev_free single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) program did not crash testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$nl_generic detailed listing: executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000001ac0)={&(0x7f0000000000)={0x24, 0x2c, 0x1, 0x70bd26, 0x25dfdbfc, {0x4}, [@typed={0x5, 0xb, 0x0, 0x0, @str='\x00'}, @typed={0x8, 0xc, 0x0, 0x0, @ipv4=@empty=0x2000000}]}, 0x24}, 0x1, 0x0, 0x0, 0x404000d}, 0x20000000) (fail_nth: 9) program did not crash testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000001ac0)={&(0x7f0000000000)={0x24, 0x2c, 0x1, 0x70bd26, 0x25dfdbfc, {0x4}, [@typed={0x5, 0xb, 0x0, 0x0, @str='\x00'}, @typed={0x8, 0xc, 0x0, 0x0, @ipv4=@empty=0x2000000}]}, 0x24}, 0x1, 0x0, 0x0, 0x404000d}, 0x20000000) program did not crash testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, 0x0, 0x20000000) (fail_nth: 9) program did not crash testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x404000d}, 0x20000000) (fail_nth: 9) program did not crash testing program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000001ac0)={0x0}, 0x1, 0x0, 0x0, 0x404000d}, 0x20000000) (fail_nth: 9) program did not crash extracting C reproducer testing compiled C program (duration=34.28421525s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free simplifying C reproducer testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program did not crash testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free testing compiled C program (duration=34.28421525s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_generic-sendmsg$nl_generic program crashed: INFO: trying to register non-static key in cfg80211_dev_free reproducing took 12m24.915400639s repro crashed as (corrupted=false): RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4 INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 3 UID: 0 PID: 5936 Comm: syz-executor127 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 assign_lock_key kernel/locking/lockdep.c:983 [inline] register_lock_class+0xc39/0x1240 kernel/locking/lockdep.c:1297 __lock_acquire+0x135/0x3c40 kernel/locking/lockdep.c:5103 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5851 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162 cfg80211_dev_free+0x30/0x3d0 net/wireless/core.c:1196 device_release+0xa1/0x240 drivers/base/core.c:2568 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3774 wiphy_free net/wireless/core.c:1224 [inline] wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:733 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627 __sys_sendmsg+0x16e/0x220 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f071a74d9e9 Code: 48 83 c4 28 c3 e8 c7 1b 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff56503098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fff565030f0 RCX: 00007f071a74d9e9 RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4 ------------[ cut here ]------------ WARNING: CPU: 3 PID: 5936 at net/wireless/core.c:1197 cfg80211_dev_free+0x2e7/0x3d0 net/wireless/core.c:1197 Modules linked in: CPU: 3 UID: 0 PID: 5936 Comm: syz-executor127 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:cfg80211_dev_free+0x2e7/0x3d0 net/wireless/core.c:1197 Code: 00 00 49 8b bd e0 08 00 00 e8 85 7a 69 f7 4c 89 ef 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f e9 6f 7a 69 f7 e8 8a 0c 11 f7 90 <0f> 0b 90 e9 6f fd ff ff 4c 89 f7 e8 b9 2b 74 f7 e9 aa fe ff ff 4c RSP: 0018:ffffc9000170f1b8 EFLAGS: 00010093 RAX: 0000000000000000 RBX: 0000000000000293 RCX: ffffffff81972d2d RDX: ffff888022fb8000 RSI: ffffffff8aa8e456 RDI: ffffc9000170f128 RBP: ffff888023eb06a8 R08: 0000000000000001 R09: fffff520002e1e25 R10: 0000000000000003 R11: 0000000000000001 R12: ffff888023eb06b8 R13: ffff888023eb0000 R14: ffff8880276e2a80 R15: 0000000000000000 FS: 000055557ae1a380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000400000001ac0 CR3: 0000000025812000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: device_release+0xa1/0x240 drivers/base/core.c:2568 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3774 wiphy_free net/wireless/core.c:1224 [inline] wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:733 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627 __sys_sendmsg+0x16e/0x220 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f071a74d9e9 Code: 48 83 c4 28 c3 e8 c7 1b 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff56503098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fff565030f0 RCX: 00007f071a74d9e9 RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4 final repro crashed as (corrupted=false): RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4 INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 3 UID: 0 PID: 5936 Comm: syz-executor127 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 assign_lock_key kernel/locking/lockdep.c:983 [inline] register_lock_class+0xc39/0x1240 kernel/locking/lockdep.c:1297 __lock_acquire+0x135/0x3c40 kernel/locking/lockdep.c:5103 lock_acquire.part.0+0x11b/0x380 kernel/locking/lockdep.c:5851 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:162 cfg80211_dev_free+0x30/0x3d0 net/wireless/core.c:1196 device_release+0xa1/0x240 drivers/base/core.c:2568 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3774 wiphy_free net/wireless/core.c:1224 [inline] wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:733 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627 __sys_sendmsg+0x16e/0x220 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f071a74d9e9 Code: 48 83 c4 28 c3 e8 c7 1b 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff56503098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fff565030f0 RCX: 00007f071a74d9e9 RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4 ------------[ cut here ]------------ WARNING: CPU: 3 PID: 5936 at net/wireless/core.c:1197 cfg80211_dev_free+0x2e7/0x3d0 net/wireless/core.c:1197 Modules linked in: CPU: 3 UID: 0 PID: 5936 Comm: syz-executor127 Not tainted 6.14.0-rc6-syzkaller-00103-g4003c9e78778 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:cfg80211_dev_free+0x2e7/0x3d0 net/wireless/core.c:1197 Code: 00 00 49 8b bd e0 08 00 00 e8 85 7a 69 f7 4c 89 ef 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f e9 6f 7a 69 f7 e8 8a 0c 11 f7 90 <0f> 0b 90 e9 6f fd ff ff 4c 89 f7 e8 b9 2b 74 f7 e9 aa fe ff ff 4c RSP: 0018:ffffc9000170f1b8 EFLAGS: 00010093 RAX: 0000000000000000 RBX: 0000000000000293 RCX: ffffffff81972d2d RDX: ffff888022fb8000 RSI: ffffffff8aa8e456 RDI: ffffc9000170f128 RBP: ffff888023eb06a8 R08: 0000000000000001 R09: fffff520002e1e25 R10: 0000000000000003 R11: 0000000000000001 R12: ffff888023eb06b8 R13: ffff888023eb0000 R14: ffff8880276e2a80 R15: 0000000000000000 FS: 000055557ae1a380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000400000001ac0 CR3: 0000000025812000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: device_release+0xa1/0x240 drivers/base/core.c:2568 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1e4/0x5a0 lib/kobject.c:737 put_device+0x1f/0x30 drivers/base/core.c:3774 wiphy_free net/wireless/core.c:1224 [inline] wiphy_new_nm+0x1c1f/0x2160 net/wireless/core.c:562 ieee80211_alloc_hw_nm+0x1b7a/0x2260 net/mac80211/main.c:835 mac80211_hwsim_new_radio+0x1d6/0x54e0 drivers/net/wireless/virtual/mac80211_hwsim.c:5185 hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242 genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2533 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1882 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:733 [inline] ____sys_sendmsg+0xaaf/0xc90 net/socket.c:2573 ___sys_sendmsg+0x135/0x1e0 net/socket.c:2627 __sys_sendmsg+0x16e/0x220 net/socket.c:2659 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f071a74d9e9 Code: 48 83 c4 28 c3 e8 c7 1b 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff56503098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fff565030f0 RCX: 00007f071a74d9e9 RDX: 0000000020000000 RSI: 0000400000000140 RDI: 0000000000000003 RBP: 0000000000000001 R08: 00007fff56502e37 R09: 000055557ae1b4c0 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000004 R13: 00007f071a7c33fc R14: 00007f071a793334 R15: 00007f071a7c33e4