Unable to handle kernel paging request at virtual address dfff800000000006 Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 [dfff800000000006] address between user and kernel address ranges Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 4013 Comm: kworker/0:3 Not tainted 5.15.174-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 Workqueue: events cleanup_bearer pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : read_pnet include/net/net_namespace.h:333 [inline] pc : sock_net include/net/sock.h:2732 [inline] pc : cleanup_bearer+0x1bc/0x2a8 net/tipc/udp_media.c:824 lr : cleanup_bearer+0x184/0x2a8 net/tipc/udp_media.c:823 sp : ffff80001d1a7b00 x29: ffff80001d1a7b00 x28: ffff0001b4188100 x27: ffff0000c11e9618 x26: ffff0000ca362c18 x25: ffff0001b418ce00 x24: dfff800000000000 x23: 1fffe0001946c583 x22: ffff800014b6d310 x21: 1fffe0001946c581 x20: 0000000000000030 x19: ffff0000ca362c18 x18: ffff80001d1a72e0 x17: 1fffe0003682eb8e x16: ffff8000082ec934 x15: 0000000000000004 x14: 1ffff0000296e06c x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000000000 x10: 0000000000000000 x9 : 8877a708bc886400 x8 : 0000000000000006 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : ffff800008046154 x2 : 0000000000000006 x1 : ffff800011caad00 x0 : ffff80019f6b2000 Call trace: read_pnet include/net/net_namespace.h:333 [inline] sock_net include/net/sock.h:2732 [inline] cleanup_bearer+0x1bc/0x2a8 net/tipc/udp_media.c:824 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Code: 979f9f3e f9400288 9100c114 d343fe88 (38786908) ---[ end trace 4e918d26680282db ]--- ---------------- Code disassembly (best guess): 0: 979f9f3e bl 0xfffffffffe7e7cf8 4: f9400288 ldr x8, [x20] 8: 9100c114 add x20, x8, #0x30 c: d343fe88 lsr x8, x20, #3 * 10: 38786908 ldrb w8, [x8, x24] <-- trapping instruction