Unable to handle kernel paging request at virtual address 007000007f8e7900 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 [007000007f8e7900] address between user and kernel address ranges Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 5101 Comm: modprobe Not tainted 6.10.0-rc1-syzkaller-00021-ge0cce98fe279 #0 Hardware name: linux,dummy-virt (DT) pstate: 804000c9 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : rb_add_cached include/linux/rbtree.h:174 [inline] pc : timerqueue_add+0x48/0xcc lib/timerqueue.c:40 lr : enqueue_hrtimer.constprop.0+0x44/0x60 kernel/time/hrtimer.c:1093 sp : ffff80008000be60 x29: ffff80008000be60 x28: 0000000000000000 x27: 0000000000000001 x26: 0000000000000001 x25: 00000000000000c0 x24: 0000006fd3880a20 x23: fff000007f8e7780 x22: fff000007f8e77e0 x21: fff000007f8e7780 x20: 0000000000000001 x19: fff000007f8e7ce8 x18: 0000000000000000 x17: fff07ffffd331000 x16: ffff800080008000 x15: 00004c4b40000000 x14: 00000000000001ae x13: 00000000000001ae x12: 0000000000000001 x11: 0000000000000009 x10: 0000000000000001 x9 : 0000000000000400 x8 : 0000006fd383cc80 x7 : 7fffffffffffffff x6 : 0000006fd383cc80 x5 : 0000006fd41c6300 x4 : ffff800083c33d40 x3 : ff7000007f8e78e8 x2 : ff7000007f8e78e8 x1 : fff000007f8e77e0 x0 : fff000007f8e7ce8 Call trace: rb_add_cached include/linux/rbtree.h:172 [inline] timerqueue_add+0x48/0xcc lib/timerqueue.c:40 enqueue_hrtimer.constprop.0+0x44/0x60 kernel/time/hrtimer.c:1093 __run_hrtimer kernel/time/hrtimer.c:1704 [inline] __hrtimer_run_queues+0x15c/0x1bc kernel/time/hrtimer.c:1751 hrtimer_interrupt+0xe8/0x244 kernel/time/hrtimer.c:1813 timer_handler drivers/clocksource/arm_arch_timer.c:674 [inline] arch_timer_handler_phys+0x2c/0x44 drivers/clocksource/arm_arch_timer.c:692 handle_percpu_devid_irq+0x84/0x130 kernel/irq/chip.c:942 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline] handle_irq_desc kernel/irq/irqdesc.c:691 [inline] generic_handle_domain_irq+0x2c/0x44 kernel/irq/irqdesc.c:747 gic_handle_irq+0x40/0xc4 drivers/irqchip/irq-gic.c:370 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889 do_interrupt_handler+0x80/0x84 arch/arm64/kernel/entry-common.c:310 __el1_irq arch/arm64/kernel/entry-common.c:536 [inline] el1_interrupt+0x34/0x64 arch/arm64/kernel/entry-common.c:551 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594 mntput_no_expire+0xa8/0x314 fs/namespace.c:1354 mntput+0x24/0x3c fs/namespace.c:1363 path_put fs/namei.c:562 [inline] put_link fs/namei.c:1027 [inline] walk_component+0x188/0x190 fs/namei.c:2009 link_path_walk.part.0.constprop.0+0x238/0x394 fs/namei.c:2328 link_path_walk fs/namei.c:2256 [inline] path_openat+0xa8/0xf18 fs/namei.c:3803 do_filp_open+0x9c/0x14c fs/namei.c:3834 do_sys_openat2+0xc0/0xf4 fs/open.c:1405 do_sys_open fs/open.c:1420 [inline] __do_sys_openat fs/open.c:1436 [inline] __se_sys_openat fs/open.c:1431 [inline] __arm64_sys_openat+0x64/0xa4 fs/open.c:1431 __invoke_syscall arch/arm64/kernel/syscall.c:34 [inline] invoke_syscall+0x48/0x118 arch/arm64/kernel/syscall.c:48 el0_svc_common.constprop.0+0x40/0xe0 arch/arm64/kernel/syscall.c:133 do_el0_svc+0x1c/0x28 arch/arm64/kernel/syscall.c:152 el0_svc+0x34/0xf8 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x100/0x12c arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x19c/0x1a0 arch/arm64/kernel/entry.S:598 Code: f9400843 91004044 b4000123 aa0303e2 (f9400c43) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f9400843 ldr x3, [x2, #16] 4: 91004044 add x4, x2, #0x10 8: b4000123 cbz x3, 0x2c c: aa0303e2 mov x2, x3 * 10: f9400c43 ldr x3, [x2, #24] <-- trapping instruction