Unable to handle kernel paging request at virtual address 002cd81fffe0003a Mem abort info: ESR = 0x0000000096000004 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x04: level 0 translation fault Data abort info: ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 [002cd81fffe0003a] address between user and kernel address ranges Internal error: Oops: 0000000096000004 [#1] SMP Modules linked in: CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: mld mld_dad_work pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : read_pnet include/net/net_namespace.h:409 [inline] pc : dev_net include/linux/netdevice.h:2708 [inline] pc : rt6_is_valid net/ipv6/route.c:1435 [inline] pc : rt6_get_pcpu_route net/ipv6/route.c:1445 [inline] pc : ip6_pol_route+0x45c/0x1014 net/ipv6/route.c:2299 lr : read_pnet include/net/net_namespace.h:409 [inline] lr : dev_net include/linux/netdevice.h:2708 [inline] lr : rt6_is_valid net/ipv6/route.c:1435 [inline] lr : rt6_get_pcpu_route net/ipv6/route.c:1445 [inline] lr : ip6_pol_route+0x458/0x1014 net/ipv6/route.c:2299 sp : ffff8000800074e0 x29: ffff8000800075a0 x28: dfff800000000000 x27: ffff700010000ea0 x26: ffff800080007500 x25: 0000000000000003 x24: 1fffe0001833d001 x23: a96ac0ffff0001d5 x22: 000000000000ff00 x21: ffff0000d76643c3 x20: 0000000000000000 x19: ffff0000cba96000 x18: 1fffe0003386aa76 x17: ffff80010d0e8000 x16: ffff80008051c10c x15: 0000000000000002 x14: 0000000000000000 x13: 00000000ffffffff x12: 0000000000ff0100 x11: ffff0000c19e8000 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : 152d581fffe0003a x7 : ffff800080007450 x6 : 0000000000000003 x5 : ffff0000f0e4cc80 x4 : 0000000000000000 x3 : 000000000000002d x2 : 0000000000000000 x1 : 000000000000ff00 x0 : 0000000000000001 Call trace: read_pnet include/net/net_namespace.h:409 [inline] (P) dev_net include/linux/netdevice.h:2708 [inline] (P) rt6_is_valid net/ipv6/route.c:1435 [inline] (P) rt6_get_pcpu_route net/ipv6/route.c:1445 [inline] (P) ip6_pol_route+0x45c/0x1014 net/ipv6/route.c:2299 (P) ip6_pol_route_input+0x74/0x94 net/ipv6/route.c:2323 pol_lookup_func include/net/ip6_fib.h:616 [inline] fib6_rule_lookup+0x174/0x45c net/ipv6/fib6_rules.c:120 ip6_route_input_lookup net/ipv6/route.c:2335 [inline] ip6_route_input+0x5d0/0x8d4 net/ipv6/route.c:2631 ip6_rcv_finish_core+0x218/0x3c8 net/ipv6/ip6_input.c:66 ip6_rcv_finish+0x120/0x21c net/ipv6/ip6_input.c:77 NF_HOOK+0x2c4/0x358 include/linux/netfilter.h:314 ipv6_rcv+0x9c/0xbc net/ipv6/ip6_input.c:309 __netif_receive_skb_one_core net/core/dev.c:5887 [inline] __netif_receive_skb+0xcc/0x2a8 net/core/dev.c:6000 process_backlog+0x60c/0x10e4 net/core/dev.c:6352 __napi_poll+0xb4/0x3fc net/core/dev.c:7324 napi_poll net/core/dev.c:7388 [inline] net_rx_action+0x5d4/0xcc8 net/core/dev.c:7510 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 do_softirq+0x90/0xf8 kernel/softirq.c:480 __local_bh_enable_ip+0x240/0x35c kernel/softirq.c:407 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 rcu_read_unlock_bh include/linux/rcupdate.h:910 [inline] __dev_queue_xmit+0x1750/0x31f0 net/core/dev.c:4656 dev_queue_xmit include/linux/netdevice.h:3350 [inline] neigh_hh_output include/net/neighbour.h:523 [inline] neigh_output include/net/neighbour.h:537 [inline] ip6_finish_output2+0x1510/0x1c7c net/ipv6/ip6_output.c:141 __ip6_finish_output net/ipv6/ip6_output.c:-1 [inline] ip6_finish_output+0x418/0x7b4 net/ipv6/ip6_output.c:226 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip6_output+0x274/0x504 net/ipv6/ip6_output.c:247 dst_output include/net/dst.h:459 [inline] NF_HOOK+0x15c/0x430 include/linux/netfilter.h:314 mld_sendpack+0x764/0xf50 net/ipv6/mcast.c:1868 mld_send_initial_cr+0x304/0x4a8 net/ipv6/mcast.c:2285 mld_dad_work+0x40/0x4c8 net/ipv6/mcast.c:2308 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x958/0xed8 kernel/workqueue.c:3400 kthread+0x5fc/0x75c kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847 Code: f94002a8 91042117 9447d7d2 d343fee8 (387c6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f94002a8 ldr x8, [x21] 4: 91042117 add x23, x8, #0x108 8: 9447d7d2 bl 0x11f5f50 c: d343fee8 lsr x8, x23, #3 * 10: 387c6908 ldrb w8, [x8, x28] <-- trapping instruction