bond1 (unregistering): (slave veth3): Releasing active interface bond1 (unregistering): Released all slaves bond2 (unregistering): Released all slaves bond3 (unregistering): Released all slaves tipc: Left network mode Oops: general protection fault, probably for non-canonical address 0xdffffc001fffe000: 0000 [#1] SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x00000000ffff0000-0x00000000ffff0007] CPU: 1 UID: 0 PID: 12414 Comm: kworker/u32:44 Not tainted 6.16.0-rc5-syzkaller-00053-g8c2e52ebbe88 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: netns cleanup_net RIP: 0010:ip6_mc_clear_src+0x89/0x5a0 net/ipv6/mcast.c:2599 Code: 49 bc 00 00 00 00 00 fc ff df 48 8d 45 10 49 89 c5 48 89 04 24 49 c1 ed 03 4d 01 e5 eb 32 e8 ee a9 7d f7 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 80 04 00 00 4c 8b 3b 48 8d 7b 30 48 89 de e8 RSP: 0018:ffffc900047f73b8 EFLAGS: 00010206 RAX: 000000001fffe000 RBX: 00000000ffff0000 RCX: ffffffff8a3e4d9b RDX: ffff88804c75a440 RSI: ffffffff8a3e4d22 RDI: 0000000000000005 RBP: ffff888012797000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: ffffed10024f2e02 R14: ffff888012797028 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8880d6816000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559efa8dbc42 CR3: 000000000e382000 CR4: 0000000000352ef0 Call Trace: mld_clear_delrec+0xfb/0x640 net/ipv6/mcast.c:826 ipv6_mc_destroy_dev+0x49/0x690 net/ipv6/mcast.c:2842 addrconf_ifdown.isra.0+0x13ef/0x1a90 net/ipv6/addrconf.c:4000 addrconf_notify+0x220/0x19e0 net/ipv6/addrconf.c:3780 notifier_call_chain+0xbc/0x410 kernel/notifier.c:85 call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:2230 call_netdevice_notifiers_extack net/core/dev.c:2268 [inline] call_netdevice_notifiers net/core/dev.c:2282 [inline] unregister_netdevice_many_notify+0xf9d/0x2700 net/core/dev.c:12077 unregister_netdevice_many net/core/dev.c:12140 [inline] unregister_netdevice_queue+0x305/0x3f0 net/core/dev.c:11984 unregister_netdevice include/linux/netdevice.h:3379 [inline] _cfg80211_unregister_wdev+0x64b/0x830 net/wireless/core.c:1256 ieee80211_remove_interfaces+0x34e/0x720 net/mac80211/iface.c:2362 ieee80211_unregister_hw+0x55/0x3a0 net/mac80211/main.c:1683 mac80211_hwsim_del_radio drivers/net/wireless/virtual/mac80211_hwsim.c:5671 [inline] hwsim_exit_net+0x3ac/0x7d0 drivers/net/wireless/virtual/mac80211_hwsim.c:6551 ops_exit_list net/core/net_namespace.c:200 [inline] ops_undo_list+0x2eb/0xab0 net/core/net_namespace.c:253 cleanup_net+0x408/0x890 net/core/net_namespace.c:686 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402 kthread+0x3c5/0x780 kernel/kthread.c:464 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ip6_mc_clear_src+0x89/0x5a0 net/ipv6/mcast.c:2599 Code: 49 bc 00 00 00 00 00 fc ff df 48 8d 45 10 49 89 c5 48 89 04 24 49 c1 ed 03 4d 01 e5 eb 32 e8 ee a9 7d f7 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 80 04 00 00 4c 8b 3b 48 8d 7b 30 48 89 de e8 RSP: 0018:ffffc900047f73b8 EFLAGS: 00010206 RAX: 000000001fffe000 RBX: 00000000ffff0000 RCX: ffffffff8a3e4d9b RDX: ffff88804c75a440 RSI: ffffffff8a3e4d22 RDI: 0000000000000005 RBP: ffff888012797000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: dffffc0000000000 R13: ffffed10024f2e02 R14: ffff888012797028 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff8880d6816000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559efa8dbc42 CR3: 000000000e382000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: 49 bc 00 00 00 00 00 movabs $0xdffffc0000000000,%r12 7: fc ff df a: 48 8d 45 10 lea 0x10(%rbp),%rax e: 49 89 c5 mov %rax,%r13 11: 48 89 04 24 mov %rax,(%rsp) 15: 49 c1 ed 03 shr $0x3,%r13 19: 4d 01 e5 add %r12,%r13 1c: eb 32 jmp 0x50 1e: e8 ee a9 7d f7 call 0xf77daa11 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 20 00 cmpb $0x0,(%rax,%r12,1) <-- trapping instruction 2f: 0f 85 80 04 00 00 jne 0x4b5 35: 4c 8b 3b mov (%rbx),%r15 38: 48 8d 7b 30 lea 0x30(%rbx),%rdi 3c: 48 89 de mov %rbx,%rsi 3f: e8 .byte 0xe8