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 BUG: unable to handle page fault for address: ffffffff85992ed8 #PF: supervisor write access in kernel mode #PF: error_code(0x0003) - permissions violation PGD 5c8d067 P4D 5c8d067 PUD 5c8e063 PMD 80000000058001a1 Oops: Oops: 0003 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 3811 Comm: syz-executor.2 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+0x3a4/0x5a0 Code: 00 4c 89 e7 e8 6d 7d 29 00 e9 b7 fe ff ff e8 63 55 30 00 4d 8d 6c 24 2c be 04 00 00 00 bb ff ff ff ff 4c 89 ef e8 cc 18 6e 00 41 0f c1 5c 24 2c 31 ff 89 de e8 6c 50 30 00 85 db 0f 8e 1c 01 RSP: 0018:ffff888013fb79f8 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 00000000ffffffff RCX: ffffffff8144de94 RDX: fffffbfff0b325dc RSI: 0000000000000004 RDI: ffffffff85992ed8 RBP: ffff88800c9d66e8 R08: 0000000000000001 R09: fffffbfff0b325db R10: ffffffff85992edb R11: ffff88801e872bb0 R12: ffffffff85992eac R13: ffffffff85992ed8 R14: ffffffff85cfdf20 R15: ffff888015b8dbb8 FS: 00007efc2c03e700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff85992ed8 CR3: 000000000e7c9000 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: 0033:0x7efc2eae9b19 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:00007efc2c03e188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007efc2ebfd020 RCX: 00007efc2eae9b19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020001580 RBP: 00007efc2eb43f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe9bc958cf R14: 00007efc2c03e300 R15: 0000000000022000 Modules linked in: CR2: ffffffff85992ed8 ---[ end trace 0000000000000000 ]--- RIP: 0010:nsproxy_free+0x3a4/0x5a0 Code: 00 4c 89 e7 e8 6d 7d 29 00 e9 b7 fe ff ff e8 63 55 30 00 4d 8d 6c 24 2c be 04 00 00 00 bb ff ff ff ff 4c 89 ef e8 cc 18 6e 00 41 0f c1 5c 24 2c 31 ff 89 de e8 6c 50 30 00 85 db 0f 8e 1c 01 RSP: 0018:ffff888013fb79f8 EFLAGS: 00010246 RAX: 0000000000000001 RBX: 00000000ffffffff RCX: ffffffff8144de94 RDX: fffffbfff0b325dc RSI: 0000000000000004 RDI: ffffffff85992ed8 RBP: ffff88800c9d66e8 R08: 0000000000000001 R09: fffffbfff0b325db R10: ffffffff85992edb R11: ffff88801e872bb0 R12: ffffffff85992eac R13: ffffffff85992ed8 R14: ffffffff85cfdf20 R15: ffff888015b8dbb8 FS: 00007efc2c03e700(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffff85992ed8 CR3: 000000000e7c9000 CR4: 0000000000350ef0 note: syz-executor.2[3811] exited with irqs disabled 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 phy6: Selected rate control algorithm 'minstrel_ht' audit: type=1400 audit(1763364130.096:8): avc: denied { open } for pid=3832 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 audit: type=1400 audit(1763364130.096:9): avc: denied { kernel } for pid=3832 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 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 phy7: Selected rate control algorithm 'minstrel_ht' ieee80211 phy8: 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 phy9: 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 ieee80211 phy10: 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 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 phy11: Selected rate control algorithm 'minstrel_ht' 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 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 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 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' 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' loop0: detected capacity change from 0 to 63 nfs4: Unknown parameter 'smackfsdef' loop0: detected capacity change from 0 to 63 SELinux: Context system_u:object_r:hald_log_t:s0 is not valid (left unmapped). nfs4: Unknown parameter 'smackfsdef' loop7: detected capacity change from 0 to 264192 loop7: detected capacity change from 0 to 264192 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 UDPLite: UDP-Lite is deprecated and scheduled to be removed in 2025, please contact the netdev mailing list loop7: detected capacity change from 0 to 264192 ---------------- Code disassembly (best guess): 0: 00 4c 89 e7 add %cl,-0x19(%rcx,%rcx,4) 4: e8 6d 7d 29 00 callq 0x297d76 9: e9 b7 fe ff ff jmpq 0xfffffec5 e: e8 63 55 30 00 callq 0x305576 13: 4d 8d 6c 24 2c lea 0x2c(%r12),%r13 18: be 04 00 00 00 mov $0x4,%esi 1d: bb ff ff ff ff mov $0xffffffff,%ebx 22: 4c 89 ef mov %r13,%rdi 25: e8 cc 18 6e 00 callq 0x6e18f6 * 2a: f0 41 0f c1 5c 24 2c lock xadd %ebx,0x2c(%r12) <-- trapping instruction 31: 31 ff xor %edi,%edi 33: 89 de mov %ebx,%esi 35: e8 6c 50 30 00 callq 0x3050a6 3a: 85 db test %ebx,%ebx 3c: 0f .byte 0xf 3d: 8e 1c 01 mov (%rcx,%rax,1),%ds