Unable to handle kernel paging request at virtual address 000000500000069c Mem abort info: ESR = 0x0000000096000005 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x05: level 1 translation fault Data abort info: ISV = 0, ISS = 0x00000005 CM = 0, WnR = 0 user pgtable: 4k pages, 48-bit VAs, pgdp=000000016bd5f000 [000000500000069c] pgd=08000001644f4003, p4d=08000001644f4003, pud=0000000000000000 Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 19660 Comm: syz-executor.2 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : read_pnet include/net/net_namespace.h:369 [inline] pc : dev_net include/linux/netdevice.h:2510 [inline] pc : ip_mc_reset net/ipv4/igmp.c:1755 [inline] pc : ip_mc_init_dev+0x98/0xfc net/ipv4/igmp.c:1775 lr : ip_mc_init_dev+0x88/0xfc net/ipv4/igmp.c:1773 sp : ffff80001fecb0e0 x29: ffff80001fecb0e0 x28: ffff800009e788e8 x27: ffff000110f30000 x26: ffff80000d8179d0 x25: 0000000000000001 x24: ffff80000d8166f0 x23: 0000000000000001 x22: ffff00011e45d010 x21: 0000000000000000 x20: 0000000000000001 x19: ffff00011e45d000 x18: fffffffffffffff5 x17: 595342555300302d x16: ffff80000db49158 x15: ffff0001108c4f80 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0001108c4f80 x11: ff8080000821540c x10: 00000000000003e8 x9 : 00000000000030d4 x8 : 000000500000004c x7 : ffff8000095d1cc4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : ffff80000f13fee8 x1 : ffff80000ceae000 x0 : ffff00011e45d128 Call trace: ip_mc_init_dev+0x98/0xfc net/ipv4/igmp.c:1777 inetdev_init+0x1c0/0x2d4 net/ipv4/devinet.c:287 inetdev_event+0x8c0/0xa38 net/ipv4/devinet.c:1534 notifier_call_chain kernel/notifier.c:87 [inline] raw_notifier_call_chain+0x7c/0x108 kernel/notifier.c:455 call_netdevice_notifiers_info net/core/dev.c:1945 [inline] call_netdevice_notifiers_extack net/core/dev.c:1983 [inline] call_netdevice_notifiers+0x9c/0x108 net/core/dev.c:1997 register_netdevice+0x8cc/0xa0c net/core/dev.c:10103 vxcan_newlink+0x208/0x3ec drivers/net/can/vxcan.c:229 rtnl_newlink_create+0x228/0x6bc net/core/rtnetlink.c:3363 __rtnl_newlink net/core/rtnetlink.c:3580 [inline] rtnl_newlink+0x728/0xa04 net/core/rtnetlink.c:3593 rtnetlink_rcv_msg+0x484/0x82c net/core/rtnetlink.c:6090 netlink_rcv_skb+0xe4/0x1d0 net/netlink/af_netlink.c:2501 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:6108 netlink_unicast_kernel+0xfc/0x1dc net/netlink/af_netlink.c:1319 netlink_unicast+0x164/0x248 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x484/0x584 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg net/socket.c:734 [inline] ____sys_sendmsg+0x2f8/0x440 net/socket.c:2482 ___sys_sendmsg net/socket.c:2536 [inline] __sys_sendmsg+0x1ac/0x228 net/socket.c:2565 __do_sys_sendmsg net/socket.c:2574 [inline] __se_sys_sendmsg net/socket.c:2572 [inline] __arm64_sys_sendmsg+0x2c/0x3c net/socket.c:2572 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 Code: f9400268 52861a89 52807d0a d000c3c1 (f9432908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f9400268 ldr x8, [x19] 4: 52861a89 mov w9, #0x30d4 // #12500 8: 52807d0a mov w10, #0x3e8 // #1000 c: d000c3c1 adrp x1, 0x187a000 * 10: f9432908 ldr x8, [x8, #1616] <-- trapping instruction