Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 1 UID: 0 PID: 99 Comm: systemd-journal Tainted: G W 6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:dst_dev_put+0x21/0x250 Code: 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 54 55 53 48 89 fb e8 40 c6 a8 fd 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 b5 01 00 00 48 8d 7b 3a 48 8b 2b 48 b8 00 00 00 RSP: 0018:ffff88806cf08da0 EFLAGS: 00010256 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff84103977 RDX: 0000000000000000 RSI: ffffffff83cb2140 RDI: 0000000000000001 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: fffffbfff0b0a4ac R13: 0000607f1a639418 R14: 0000607f1a639418 R15: 0000000000000000 FS: 00007f4d771ad900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fac82d1c240 CR3: 000000000e538000 CR4: 0000000000350ef0 Call Trace: rt_fibinfo_free_cpus.part.0+0xdb/0x1a0 fib_nh_common_release+0xa8/0x2c0 fib6_info_destroy_rcu+0x18b/0x1f0 rcu_core+0x7c8/0x1800 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:lock_acquire+0x122/0x2f0 Code: 00 00 65 8b 05 b7 92 32 06 85 c0 0f 85 b6 00 00 00 65 48 8b 05 f7 52 32 06 8b 90 54 0a 00 00 85 d2 0f 85 a0 00 00 00 9c 41 5f 65 ff 05 8e 92 32 06 6a 00 41 81 e7 00 02 00 00 41 89 d8 44 89 RSP: 0018:ffff888015fa74c0 EFLAGS: 00000246 RAX: ffff888015cb3700 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8135841d RDI: fffffbfff0b838ec RBP: ffffffff85c1c760 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000003be53 R11: 0000000000027889 R12: 0000000000000002 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000246 unwind_next_frame+0xcd/0x2540 arch_stack_walk+0x86/0xf0 stack_trace_save+0x8e/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_save_free_info+0x3a/0x60 __kasan_slab_free+0x3f/0x50 kmem_cache_free+0x2a1/0x540 security_file_free+0x65/0xa0 __fput_deferred+0x2a2/0x490 fput_close+0x10f/0x240 path_openat+0x19f8/0x2880 do_filp_open+0x1e8/0x450 do_sys_openat2+0x104/0x1b0 __x64_sys_openat+0x142/0x200 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4d77a66c64 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 36 61 f9 ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 68 61 f9 ff 8b 44 RSP: 002b:00007ffdf536ad20 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 0000562c1e3c0d60 RCX: 00007f4d77a66c64 RDX: 0000000000080802 RSI: 0000562c1e3dc620 RDI: 00000000ffffff9c RBP: 0000562c1e3dc620 R08: 0000000000000000 R09: ffffffffffffff01 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000080802 R13: 00000000fffffffa R14: 0000562c1e3c75b0 R15: 0000000000000002 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:dst_dev_put+0x21/0x250 Code: 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 54 55 53 48 89 fb e8 40 c6 a8 fd 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 b5 01 00 00 48 8d 7b 3a 48 8b 2b 48 b8 00 00 00 RSP: 0018:ffff88806cf08da0 EFLAGS: 00010256 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff84103977 RDX: 0000000000000000 RSI: ffffffff83cb2140 RDI: 0000000000000001 RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: fffffbfff0b0a4ac R13: 0000607f1a639418 R14: 0000607f1a639418 R15: 0000000000000000 FS: 00007f4d771ad900(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fac82d1c240 CR3: 000000000e538000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 90 nop 1: 90 nop 2: 90 nop 3: 90 nop 4: 90 nop 5: 90 nop 6: 90 nop 7: 90 nop 8: 90 nop 9: f3 0f 1e fa endbr64 d: 41 54 push %r12 f: 55 push %rbp 10: 53 push %rbx 11: 48 89 fb mov %rdi,%rbx 14: e8 40 c6 a8 fd callq 0xfda8c659 19: 48 89 da mov %rbx,%rdx 1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 23: fc ff df 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2e: 0f 85 b5 01 00 00 jne 0x1e9 34: 48 8d 7b 3a lea 0x3a(%rbx),%rdi 38: 48 8b 2b mov (%rbx),%rbp 3b: 48 rex.W 3c: b8 .byte 0xb8 3d: 00 00 add %al,(%rax)