wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 Oops: general protection fault, probably for non-canonical address 0xdffffc0040000006: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x0000000200000030-0x0000000200000037] CPU: 1 UID: 0 PID: 3911 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+0x13d/0x5a0 Code: 0f 85 40 04 00 00 4c 8b 65 30 4d 85 e4 74 41 e8 c9 57 30 00 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 30 04 00 00 49 8b 5c 24 30 bf 08 00 00 00 48 89 RSP: 0018:ffff88801ff6f9f8 EFLAGS: 00010216 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc900054b4000 RDX: 0000000040000006 RSI: ffffffff8144dc17 RDI: 0000000200000030 RBP: ffff88800e464068 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8664ed57 R11: 0000000000000001 R12: 0000000200000000 R13: ffff88801a101874 R14: ffff88801e63c000 R15: ffff88801bdb5bb8 FS: 00007f4a7241c700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f993c70df88 CR3: 000000000e622000 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: 0033:0x7f4a74ee8b19 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:00007f4a7241c188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f4a74ffc0e0 RCX: 00007f4a74ee8b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880 RBP: 00007f4a74f42f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff79f57a4f R14: 00007f4a7241c300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:nsproxy_free+0x13d/0x5a0 Code: 0f 85 40 04 00 00 4c 8b 65 30 4d 85 e4 74 41 e8 c9 57 30 00 49 8d 7c 24 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 30 04 00 00 49 8b 5c 24 30 bf 08 00 00 00 48 89 RSP: 0018:ffff88801ff6f9f8 EFLAGS: 00010216 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffc900054b4000 RDX: 0000000040000006 RSI: ffffffff8144dc17 RDI: 0000000200000030 RBP: ffff88800e464068 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8664ed57 R11: 0000000000000001 R12: 0000000200000000 R13: ffff88801a101874 R14: ffff88801e63c000 R15: ffff88801bdb5bb8 FS: 00007f4a7241c700(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f993c70df88 CR3: 000000000e622000 CR4: 0000000000350ef0 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 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 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 loop4: detected capacity change from 0 to 32768 msdos: Unknown parameter 'dont_hash' EXT4-fs warning (device sda): verify_group_input:136: Cannot add at group 225 (only 16 groups) UDPLite6: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list cgroup: No subsys list or none specified netlink: 8 bytes leftover after parsing attributes in process `syz-executor.7'. EXT4-fs warning (device sda): verify_group_input:136: Cannot add at group 225 (only 16 groups) netlink: 8 bytes leftover after parsing attributes in process `syz-executor.7'. loop5: detected capacity change from 0 to 32768 tmpfs: Unsupported parameter 'huge' EXT4-fs warning (device sda): verify_group_input:136: Cannot add at group 225 (only 16 groups) EXT4-fs warning (device sda): verify_group_input:136: Cannot add at group 225 (only 16 groups) ---------------- Code disassembly (best guess): 0: 0f 85 40 04 00 00 jne 0x446 6: 4c 8b 65 30 mov 0x30(%rbp),%r12 a: 4d 85 e4 test %r12,%r12 d: 74 41 je 0x50 f: e8 c9 57 30 00 callq 0x3057dd 14: 49 8d 7c 24 30 lea 0x30(%r12),%rdi 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 30 04 00 00 jne 0x464 34: 49 8b 5c 24 30 mov 0x30(%r12),%rbx 39: bf 08 00 00 00 mov $0x8,%edi 3e: 48 rex.W 3f: 89 .byte 0x89