wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 Oops: general protection fault, probably for non-canonical address 0xdffffc000000002e: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000170-0x0000000000000177] CPU: 0 UID: 0 PID: 3887 Comm: syz-executor.1 Not tainted 6.18.0-rc5-next-20251114 #1 PREEMPT(voluntary) Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_free+0x28a/0x5a0 Code: 02 00 00 4c 8b 65 28 4d 85 e4 74 43 e8 7f 56 30 00 49 8d bc 24 78 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f7 02 00 00 49 8b 9c 24 78 01 00 00 bf 08 00 00 RSP: 0018:ffff888015a0f9f8 EFLAGS: 00010217 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90000a26000 RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174 RBP: ffff88800dea2680 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8664ed57 R11: 0000000000000001 R12: fffffffffffffffc R13: ffff8880496efa1c R14: ffff88801e908000 R15: ffff88800f583ff8 FS: 00007f4a0fea9700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557f89da8a88 CR3: 000000000e0ec000 CR4: 0000000000350ef0 Call Trace: create_new_namespaces+0x585/0x750 copy_namespaces+0x45c/0x580 copy_process+0x26e4/0x72a0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4a12954b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4a0fea9188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f4a12a68020 RCX: 00007f4a12954b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880 RBP: 00007f4a129aef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffccf85a4bf R14: 00007f4a0fea9300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:nsproxy_free+0x28a/0x5a0 Code: 02 00 00 4c 8b 65 28 4d 85 e4 74 43 e8 7f 56 30 00 49 8d bc 24 78 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f7 02 00 00 49 8b 9c 24 78 01 00 00 bf 08 00 00 RSP: 0018:ffff888015a0f9f8 EFLAGS: 00010217 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90000a26000 RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174 RBP: ffff88800dea2680 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8664ed57 R11: 0000000000000001 R12: fffffffffffffffc R13: ffff8880496efa1c R14: ffff88801e908000 R15: ffff88800f583ff8 FS: 00007f4a0fea9700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557f89da8a88 CR3: 000000000e0ec000 CR4: 0000000000350ef0 ieee80211 phy12: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 ieee80211 phy13: Selected rate control algorithm 'minstrel_ht' wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 Bluetooth: hci0: Opcode 0x0c1a failed: -4 Bluetooth: hci0: Opcode 0x0406 failed: -4 Bluetooth: hci0: Opcode 0x0406 failed: -4 Bluetooth: hci1: Opcode 0x0c1a failed: -4 Bluetooth: hci1: Opcode 0x0406 failed: -4 Bluetooth: hci1: Opcode 0x0406 failed: -4 Bluetooth: hci2: Opcode 0x0c1a failed: -4 Bluetooth: hci2: Opcode 0x0406 failed: -4 Bluetooth: hci2: Opcode 0x0406 failed: -4 Bluetooth: hci3: Opcode 0x0c1a failed: -4 Bluetooth: hci3: Opcode 0x0406 failed: -4 Bluetooth: hci3: Opcode 0x0406 failed: -4 Bluetooth: hci4: Opcode 0x0c1a failed: -4 Bluetooth: hci4: Opcode 0x0406 failed: -4 Bluetooth: hci4: Opcode 0x0406 failed: -4 Bluetooth: hci5: Opcode 0x0c1a failed: -4 Bluetooth: hci5: Opcode 0x0406 failed: -4 Bluetooth: hci5: Opcode 0x0406 failed: -4 Bluetooth: hci6: Opcode 0x0c1a failed: -4 Bluetooth: hci6: Opcode 0x0406 failed: -4 Bluetooth: hci6: Opcode 0x0406 failed: -4 Bluetooth: hci7: Opcode 0x0c1a failed: -4 Bluetooth: hci7: Opcode 0x0406 failed: -4 Bluetooth: hci7: Opcode 0x0406 failed: -4 ieee80211 phy14: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 ieee80211 phy15: Selected rate control algorithm 'minstrel_ht' ieee80211 phy16: Selected rate control algorithm 'minstrel_ht' wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 ieee80211 phy17: Selected rate control algorithm 'minstrel_ht' wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 tmpfs: Bad value for 'mpol' tmpfs: Bad value for 'mpol' Bluetooth: hci0: command 0x0c1a tx timeout Bluetooth: hci4: command 0x0c1a tx timeout Bluetooth: hci3: command 0x0c1a tx timeout Bluetooth: hci2: command 0x0c1a tx timeout Bluetooth: hci1: command 0x0c1a tx timeout Bluetooth: hci7: command 0x0c1a tx timeout Bluetooth: hci6: command 0x0c1a tx timeout Bluetooth: hci5: command 0x0c1a tx timeout Bluetooth: hci0: command 0x0c1a tx timeout Bluetooth: hci1: command 0x0c1a tx timeout Bluetooth: hci2: command 0x0c1a tx timeout Bluetooth: hci4: command 0x0c1a tx timeout Bluetooth: hci3: command 0x0c1a tx timeout Bluetooth: hci5: command 0x0c1a tx timeout Bluetooth: hci6: command 0x0c1a tx timeout Bluetooth: hci7: command 0x0c1a tx timeout Bluetooth: hci0: command 0x0c1a tx timeout Bluetooth: hci4: command 0x0c1a tx timeout Bluetooth: hci2: command 0x0c1a tx timeout Bluetooth: hci1: command 0x0c1a tx timeout Bluetooth: hci3: command 0x0c1a tx timeout Bluetooth: hci6: command 0x0c1a tx timeout Bluetooth: hci7: command 0x0c1a tx timeout Bluetooth: hci5: command 0x0c1a tx timeout loop7: detected capacity change from 0 to 264192 loop2: detected capacity change from 0 to 512 EXT4-fs (loop2): failed to parse options in superblock: \ EXT4-fs (loop2): warning: mounting unchecked fs, running e2fsck is recommended EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. EXT4-fs (loop2): unmounting filesystem 00000000-0000-0000-0000-000000000000. Oops: general protection fault, probably for non-canonical address 0xdffffc000000002e: 0000 [#2] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000170-0x0000000000000177] CPU: 0 UID: 0 PID: 3972 Comm: syz-executor.7 Tainted: G D 6.18.0-rc5-next-20251114 #1 PREEMPT(voluntary) Tainted: [D]=DIE Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nsproxy_free+0x28a/0x5a0 Code: 02 00 00 4c 8b 65 28 4d 85 e4 74 43 e8 7f 56 30 00 49 8d bc 24 78 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f7 02 00 00 49 8b 9c 24 78 01 00 00 bf 08 00 00 RSP: 0018:ffff8880171b79f8 EFLAGS: 00010217 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90007a5e000 RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174 RBP: ffff88800dea2c30 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8664ed57 R11: 0000000000000000 R12: fffffffffffffffc R13: ffff88801f5cc61c R14: ffff88801e908c30 R15: ffff888015a33ff8 FS: 00007f8033b88700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd25000 CR3: 000000001831a000 CR4: 0000000000350ef0 Call Trace: create_new_namespaces+0x585/0x750 copy_namespaces+0x45c/0x580 copy_process+0x26e4/0x72a0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x430 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8036675b19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8033b88188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f80367891a0 RCX: 00007f8036675b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880 RBP: 00007f80366cff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffde5e75dcf R14: 00007f8033b88300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:nsproxy_free+0x28a/0x5a0 Code: 02 00 00 4c 8b 65 28 4d 85 e4 74 43 e8 7f 56 30 00 49 8d bc 24 78 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f7 02 00 00 49 8b 9c 24 78 01 00 00 bf 08 00 00 RSP: 0018:ffff888015a0f9f8 EFLAGS: 00010217 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc90000a26000 RDX: 000000000000002e RSI: ffffffff8144dd61 RDI: 0000000000000174 RBP: ffff88800dea2680 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8664ed57 R11: 0000000000000001 R12: fffffffffffffffc R13: ffff8880496efa1c R14: ffff88801e908000 R15: ffff88800f583ff8 FS: 00007f8033b88700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cd25000 CR3: 000000001831a000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 02 00 add (%rax),%al 2: 00 4c 8b 65 add %cl,0x65(%rbx,%rcx,4) 6: 28 4d 85 sub %cl,-0x7b(%rbp) 9: e4 74 in $0x74,%al b: 43 e8 7f 56 30 00 rex.XB callq 0x305690 11: 49 8d bc 24 78 01 00 lea 0x178(%r12),%rdi 18: 00 19: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 20: fc ff df 23: 48 89 fa mov %rdi,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 f7 02 00 00 jne 0x32b 34: 49 8b 9c 24 78 01 00 mov 0x178(%r12),%rbx 3b: 00 3c: bf .byte 0xbf 3d: 08 00 or %al,(%rax)