ci2 starts bisection 2024-09-10 11:00:50.744125238 +0000 UTC m=+36160.024353727 bisecting fixing commit since 85445b5a21071481c8caf4a0e443d28cee1c8388 building syzkaller on edc5149ad2ab7a38db6b3bcb1b594e0264a92163 ensuring issue is reproducible on original commit 85445b5a21071481c8caf4a0e443d28cee1c8388 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 4b1d4a01a437c5d66eabfb8f6e01bd0fc451ff7cb8e9a43bbabb99c40921f0c5 run #0: crashed: BUG: soft lockup in sys_newfstatat run #1: crashed: BUG: soft lockup in kernfs_fop_read_iter run #2: crashed: BUG: soft lockup in cleanup_net run #3: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #4: crashed: BUG: soft lockup in sys_exit_group run #5: crashed: BUG: soft lockup in addrconf_rs_timer run #6: crashed: BUG: soft lockup in addrconf_dad_work run #7: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #8: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #9: crashed: BUG: soft lockup in sys_bpf run #10: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #11: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #12: crashed: BUG: soft lockup in corrupted run #13: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #14: crashed: BUG: soft lockup in corrupted run #15: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #16: crashed: BUG: soft lockup in bpf_link_release run #17: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #18: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #19: crashed: BUG: soft lockup in sys_unlink representative crash: BUG: soft lockup in sys_newfstatat, types: [HANG] check whether we can drop unnecessary instrumentation disabling configs for [LOCKDEP ATOMIC_SLEEP LEAK UBSAN BUG KASAN], they are not needed testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 1e6720498218a5d5feebb02745c0a257d8c6da93c6eec2e81d38b31d594ce6fa all runs: OK false negative chance: 0.000 kconfig minimization: base=4920 full=6158 leaves diff=244 split chunks (needed=false): <244> split chunk #0 of len 244 into 5 parts testing without sub-chunk 1/5 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: a46252fc3256506d7d664364eebf5a27902cfa542819980585d9408d7dce71d9 run #0: crashed: BUG: soft lockup in sys_getsockopt run #1: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #2: crashed: BUG: soft lockup in unix_release run #3: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #4: crashed: BUG: soft lockup in sys_clone run #5: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #6: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #7: crashed: BUG: soft lockup in sys_clone run #8: crashed: BUG: soft lockup in bpf_link_release run #9: crashed: BUG: soft lockup in addrconf_rs_timer representative crash: BUG: soft lockup in sys_getsockopt, types: [HANG] the chunk can be dropped testing without sub-chunk 2/5 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: d6bf21b79aae855542f6d394ee1e001b660b010c80e93fd667b2b36aa89d8a63 run #0: crashed: BUG: soft lockup in sys_unlink run #1: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #2: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #3: crashed: BUG: soft lockup in corrupted run #4: crashed: BUG: soft lockup in kthreadd run #5: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #6: crashed: BUG: soft lockup in addrconf_dad_work run #7: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #8: crashed: BUG: soft lockup in sys_umount run #9: crashed: BUG: soft lockup in sys_umount representative crash: BUG: soft lockup in sys_unlink, types: [HANG] the chunk can be dropped testing without sub-chunk 3/5 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 7c6674b0e0493b87dea6c8a7caa77eea44fb9b7910b4417f16a84ba972ab46df run #0: crashed: BUG: soft lockup in sys_clone run #1: crashed: BUG: soft lockup in addrconf_rs_timer run #2: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #3: crashed: BUG: soft lockup in corrupted run #4: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #5: crashed: BUG: soft lockup in corrupted run #6: crashed: BUG: soft lockup in sys_exit_group run #7: crashed: BUG: soft lockup in sys_unlink run #8: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #9: crashed: BUG: soft lockup in addrconf_dad_work representative crash: BUG: soft lockup in sys_clone, types: [HANG] the chunk can be dropped testing without sub-chunk 4/5 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 45a2814b410f8eb2d548a70e6835cdb706ffe8eebe0dbbfa4bfa2c1d609e07b0 run #0: crashed: BUG: soft lockup in sys_umount run #1: crashed: BUG: soft lockup in corrupted run #2: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #3: crashed: BUG: soft lockup in corrupted run #4: crashed: BUG: soft lockup in unix_release run #5: crashed: BUG: soft lockup in sys_getdents64 run #6: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #7: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #8: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #9: crashed: BUG: soft lockup in sys_exit_group representative crash: BUG: soft lockup in sys_umount, types: [HANG] the chunk can be dropped testing without sub-chunk 5/5 testing commit 85445b5a21071481c8caf4a0e443d28cee1c8388 gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 failed building 85445b5a21071481c8caf4a0e443d28cee1c8388: net/socket.c:1191: undefined reference to `wext_handle_ioctl' net/socket.c:3385: undefined reference to `compat_wext_handle_ioctl' net/core/net-procfs.c:343: undefined reference to `wext_proc_exit' net/core/net-procfs.c:327: undefined reference to `wext_proc_init' minimized to 48 configs; suspects: [HID_ZEROPLUS USB_NET_CDC_SUBSET USB_NET_CDC_SUBSET_ENABLE USB_NET_DM9601 USB_NET_GL620A USB_NET_MCS7830 USB_NET_NET1080 USB_NET_PLUSB USB_NET_RNDIS_HOST USB_NET_SMSC75XX USB_NET_SMSC95XX USB_NET_SR9700 USB_NET_SR9800 USB_NET_ZAURUS USB_OHCI_HCD USB_OHCI_HCD_PCI USB_OHCI_HCD_PLATFORM USB_OTG USB_OTG_FSM USB_PRINTER USB_SERIAL USB_SERIAL_FTDI_SIO USB_SERIAL_GENERIC USB_SERIAL_PL2303 USB_STORAGE_ALAUDA USB_STORAGE_CYPRESS_ATACB USB_STORAGE_DATAFAB USB_STORAGE_FREECOM USB_STORAGE_ISD200 USB_STORAGE_JUMPSHOT USB_STORAGE_KARMA USB_STORAGE_ONETOUCH USB_STORAGE_SDDR09 USB_STORAGE_SDDR55 USB_STORAGE_USBAT USB_TRANCEVIBRATOR USB_U_AUDIO USB_U_ETHER USB_U_SERIAL USB_WDM WLAN WLAN_VENDOR_ATH WLAN_VENDOR_ATMEL WLAN_VENDOR_BROADCOM WLAN_VENDOR_INTERSIL WLAN_VENDOR_MARVELL WLAN_VENDOR_MEDIATEK WLAN_VENDOR_MICROCHIP WLAN_VENDOR_RALINK WLAN_VENDOR_REALTEK WLAN_VENDOR_RSI WLAN_VENDOR_ZYDAS X86_X32 ZEROPLUS_FF] testing current HEAD 99ada58989e66c4607eae1d241b97f5bc76ca40d testing commit 99ada58989e66c4607eae1d241b97f5bc76ca40d gcc compiler: gcc (GCC) 10.2.1 20210217, GNU ld (GNU Binutils for Debian) 2.40 kernel signature: 44d16d5fe013c26894c9d356aadc7cbb675d2bdcb1d3e593c453792f2cea28d1 run #0: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #1: crashed: BUG: soft lockup in corrupted run #2: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #3: crashed: BUG: soft lockup in corrupted run #4: crashed: BUG: soft lockup in x64_sys_call run #5: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #6: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #7: crashed: BUG: soft lockup in syscall_exit_to_user_mode run #8: crashed: BUG: soft lockup in x64_sys_call run #9: crashed: BUG: soft lockup in syscall_exit_to_user_mode representative crash: BUG: soft lockup in syscall_exit_to_user_mode, types: [HANG] crash still not fixed/happens on the oldest tested release revisions tested: 7, total time: 1h12m39.633122676s (build: 14m42.535960162s, test: 55m59.764127215s) crash still not fixed or there were kernel test errors commit msg: Revert "bpf, sockmap: Convert schedule_work into delayed_work" crash: BUG: soft lockup in syscall_exit_to_user_mode watchdog: BUG: soft lockup - CPU#1 stuck for 143s! [syz-executor.0:623] Modules linked in: CPU: 1 PID: 623 Comm: syz-executor.0 Not tainted 5.15.159-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:kvm_wait+0x91/0xc0 arch/x86/kernel/kvm.c:922 Code: d0 7f 04 84 c0 75 25 0f b6 07 40 38 f0 74 10 fb c9 c3 c3 66 90 0f 00 2d 1d b0 1b 03 f4 c9 c3 66 90 0f 00 2d 11 b0 1b 03 fb f4 c3 89 75 f4 48 89 7d f8 e8 61 c6 6d 00 8b 75 f4 48 8b 7d f8 eb RSP: 0018:ffffc900009471b0 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffff8881f7238c80 RCX: ffffffff8149a1e5 RDX: 0000000000000004 RSI: 0000000000000001 RDI: ffff8881f7338c94 RBP: ffffc900009471c0 R08: 0000000000000001 R09: ffff8881f7338c94 R10: ffffed103ee67192 R11: 0000000000000001 R12: ffff8881f7338c94 R13: ffffed103ee47192 R14: ffff8881f7238c94 R15: ffff8881f7338c80 FS: 0000000000000000(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000520f000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_node kernel/locking/qspinlock_paravirt.h:325 [inline] __pv_queued_spin_lock_slowpath+0x735/0xc10 kernel/locking/qspinlock.c:473 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:187 [inline] __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline] _raw_spin_lock_bh+0xeb/0x110 kernel/locking/spinlock.c:178 sock_hash_delete_elem+0xd8/0x350 net/core/sock_map.c:943 bpf_prog_2c29ac5cdc6b1842+0x3a/0x41c bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run4+0xac/0x1c0 kernel/trace/bpf_trace.c:1919 __bpf_trace_mm_page_alloc+0xa5/0xd0 include/trace/events/kmem.h:201 __traceiter_mm_page_alloc+0x3e/0x60 include/trace/events/kmem.h:201 trace_mm_page_alloc include/trace/events/kmem.h:201 [inline] __alloc_pages+0x506/0x2730 mm/page_alloc.c:5801 __alloc_pages_node include/linux/gfp.h:591 [inline] alloc_pages_node include/linux/gfp.h:605 [inline] alloc_pages include/linux/gfp.h:618 [inline] __get_free_pages+0x10/0x40 mm/page_alloc.c:5816 tlb_next_batch mm/mmu_gather.c:29 [inline] __tlb_remove_page_size+0x158/0x310 mm/mmu_gather.c:83 __tlb_remove_page include/asm-generic/tlb.h:444 [inline] zap_pte_range mm/memory.c:1437 [inline] zap_pmd_range mm/memory.c:1559 [inline] zap_pud_range mm/memory.c:1588 [inline] zap_p4d_range mm/memory.c:1609 [inline] unmap_page_range+0xb9a/0x1ae0 mm/memory.c:1630 unmap_single_vma mm/memory.c:1675 [inline] unmap_vmas+0x1dc/0x3a0 mm/memory.c:1707 exit_mmap+0x1fb/0x890 mm/mmap.c:3215 __mmput+0x70/0x3a0 kernel/fork.c:1179 mmput kernel/fork.c:1202 [inline] mmput+0x35/0xf0 kernel/fork.c:1196 exit_mm kernel/exit.c:552 [inline] do_exit+0x88b/0x24c0 kernel/exit.c:865 do_group_exit+0xe6/0x290 kernel/exit.c:1000 get_signal+0x230/0x20b0 kernel/signal.c:2896 arch_do_signal_or_restart+0x2b4/0x21c0 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop kernel/entry/common.c:178 [inline] exit_to_user_mode_prepare+0x102/0x150 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x21/0x40 kernel/entry/common.c:307 do_syscall_64+0x40/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f89a9c070a9 Code: Unable to access opcode bytes at RIP 0x7f89a9c0707f. RSP: 002b:00007f89a9789178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007f89a9d3df88 RCX: 00007f89a9c070a9 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f89a9d3df8c RBP: 00007f89a9d3df80 R08: 00007ffd031ca080 R09: 00007f89a97896c0 R10: 0000000000000007 R11: 0000000000000246 R12: 00007f89a9d3df8c R13: 000000000000000b R14: 00007ffd03195b50 R15: 00007ffd03195c38 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 616 Comm: syz-executor.3 Not tainted 5.15.159-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 RIP: 0010:kvm_wait+0x91/0xc0 arch/x86/kernel/kvm.c:922 Code: d0 7f 04 84 c0 75 25 0f b6 07 40 38 f0 74 10 fb c9 c3 c3 66 90 0f 00 2d 1d b0 1b 03 f4 c9 c3 66 90 0f 00 2d 11 b0 1b 03 fb f4 c3 89 75 f4 48 89 7d f8 e8 61 c6 6d 00 8b 75 f4 48 8b 7d f8 eb RSP: 0018:ffffc900006766f8 EFLAGS: 00000246 RAX: 0000000000000003 RBX: 0000000000000000 RCX: 1ffff11022896a2b RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8881144b5158 RBP: ffffc90000676708 R08: 0000000000000001 R09: ffff8881144b5158 R10: ffffed1022896a2b R11: 0000000000000001 R12: ffff8881144b5158 R13: ffffed1022896a2b R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000000 CR3: 0000000125f2a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: pv_wait arch/x86/include/asm/paravirt.h:597 [inline] pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline] __pv_queued_spin_lock_slowpath+0x939/0xc10 kernel/locking/qspinlock.c:508 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:585 [inline] queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline] queued_spin_lock include/asm-generic/qspinlock.h:85 [inline] do_raw_spin_lock include/linux/spinlock.h:187 [inline] __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline] _raw_spin_lock_bh+0xeb/0x110 kernel/locking/spinlock.c:178 sock_hash_delete_elem+0xd8/0x350 net/core/sock_map.c:943 bpf_prog_2c29ac5cdc6b1842+0x3a/0x41c bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run4+0xac/0x1c0 kernel/trace/bpf_trace.c:1919 __bpf_trace_mm_page_alloc+0xa5/0xd0 include/trace/events/kmem.h:201 __traceiter_mm_page_alloc+0x3e/0x60 include/trace/events/kmem.h:201 trace_mm_page_alloc include/trace/events/kmem.h:201 [inline] __alloc_pages+0x506/0x2730 mm/page_alloc.c:5801 __alloc_pages_node include/linux/gfp.h:591 [inline] alloc_pages_node include/linux/gfp.h:605 [inline] alloc_pages include/linux/gfp.h:618 [inline] __stack_depot_save+0x3bb/0x500 lib/stackdepot.c:326 kasan_save_stack+0x3a/0x50 mm/kasan/common.c:39 kasan_set_track+0x25/0x30 mm/kasan/common.c:45 kasan_set_free_info+0x24/0x40 mm/kasan/generic.c:370 ____kasan_slab_free mm/kasan/common.c:365 [inline] ____kasan_slab_free mm/kasan/common.c:327 [inline] __kasan_slab_free+0x111/0x150 mm/kasan/common.c:373 kasan_slab_free include/linux/kasan.h:193 [inline] slab_free_hook mm/slub.c:1723 [inline] slab_free_freelist_hook+0x94/0x1a0 mm/slub.c:1749 slab_free mm/slub.c:3519 [inline] kfree+0xc2/0x270 mm/slub.c:4579 sk_psock_free_link include/linux/skmsg.h:420 [inline] sock_map_del_link+0x299/0x540 net/core/sock_map.c:160 sock_map_unref+0x68/0xd0 net/core/sock_map.c:182 sock_hash_delete_elem+0x250/0x350 net/core/sock_map.c:947 bpf_prog_2c29ac5cdc6b1842+0x3a/0x41c bpf_dispatcher_nop_func include/linux/bpf.h:785 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run4+0xac/0x1c0 kernel/trace/bpf_trace.c:1919 __bpf_trace_mm_page_alloc+0xa5/0xd0 include/trace/events/kmem.h:201 __traceiter_mm_page_alloc+0x3e/0x60 include/trace/events/kmem.h:201 trace_mm_page_alloc include/trace/events/kmem.h:201 [inline] __alloc_pages+0x506/0x2730 mm/page_alloc.c:5801 __alloc_pages_node include/linux/gfp.h:591 [inline] alloc_pages_node include/linux/gfp.h:605 [inline] alloc_pages include/linux/gfp.h:618 [inline] __stack_depot_save+0x3bb/0x500 lib/stackdepot.c:326 stack_depot_save+0xe/0x10 lib/stackdepot.c:383 save_stack+0x144/0x1c0 mm/page_owner.c:140 __reset_page_owner+0x32/0x140 mm/page_owner.c:156 reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1472 [inline] free_pcp_prepare+0x1e3/0x4d0 mm/page_alloc.c:1544 free_unref_page_prepare mm/page_alloc.c:3534 [inline] free_unref_page_list+0x1e3/0xd10 mm/page_alloc.c:3671 release_pages+0x389/0x1000 mm/swap.c:1009 pagevec_lru_move_fn+0x22d/0x3c0 mm/swap.c:203 activate_page_drain mm/swap.c:320 [inline] lru_add_drain_cpu+0x26b/0x430 mm/swap.c:667 lru_add_drain+0x24/0x70 mm/swap.c:747 exit_mmap+0x1d0/0x890 mm/mmap.c:3209 __mmput+0x70/0x3a0 kernel/fork.c:1179 mmput kernel/fork.c:1202 [inline] mmput+0x35/0xf0 kernel/fork.c:1196 exit_mm kernel/exit.c:552 [inline] do_exit+0x88b/0x24c0 kernel/exit.c:865 do_group_exit+0xe6/0x290 kernel/exit.c:1000 get_signal+0x230/0x20b0 kernel/signal.c:2896 arch_do_signal_or_restart+0x2b4/0x21c0 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop kernel/entry/common.c:178 [inline] exit_to_user_mode_prepare+0x102/0x150 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x21/0x40 kernel/entry/common.c:307 do_syscall_64+0x40/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f5ea65ce0a9 Code: Unable to access opcode bytes at RIP 0x7f5ea65ce07f. RSP: 002b:00007f5ea6150178 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f5ea6704f88 RCX: 00007f5ea65ce0a9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5ea6704f88 RBP: 00007f5ea6704f80 R08: 00007f5ea61506c0 R09: 00007f5ea61506c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ea6704f8c R13: 000000000000000b R14: 00007fffb4b3c2a0 R15: 00007fffb4b3c388