[ 38.765853] audit: type=1800 audit(1546339210.621:26): pid=7650 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 38.795133] audit: type=1800 audit(1546339210.621:27): pid=7650 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 38.814754] audit: type=1800 audit(1546339210.621:28): pid=7650 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 39.604352] audit: type=1800 audit(1546339211.491:29): pid=7650 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.73' (ECDSA) to the list of known hosts. syzkaller login: [ 49.723280] IPVS: ftp: loaded support on port[0] = 21 [ 49.787230] chnl_net:caif_netlink_parms(): no params data found [ 49.819485] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.826349] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.833381] device bridge_slave_0 entered promiscuous mode [ 49.840662] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.847126] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.854047] device bridge_slave_1 entered promiscuous mode [ 49.870771] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.879840] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.895684] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.903383] team0: Port device team_slave_0 added [ 49.909050] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.916482] team0: Port device team_slave_1 added [ 49.921668] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.929162] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.998016] device hsr_slave_0 entered promiscuous mode [ 50.046251] device hsr_slave_1 entered promiscuous mode [ 50.116171] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.123124] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.136748] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.143143] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.149989] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.156381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.189081] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 50.195131] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.203547] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 50.212562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.221659] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.229225] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.237819] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 50.248301] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 50.254351] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.264515] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.273010] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.279424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.297470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.305032] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.311450] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.318931] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.326974] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.335040] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.344792] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.355692] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.368005] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.374018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.381760] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready executing program [ 50.395388] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 50.405597] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 50.476871] ================================================================== [ 50.484330] BUG: KASAN: use-after-free in filemap_fault+0x25f5/0x2a00 [ 50.490920] Read of size 8 at addr ffff888093f00eb0 by task syz-executor044/7808 [ 50.498450] [ 50.500083] CPU: 0 PID: 7808 Comm: syz-executor044 Not tainted 4.20.0-rc7-next-20181224 #1 [ 50.508479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.517825] Call Trace: [ 50.520454] dump_stack+0x1db/0x2d0 [ 50.524095] ? dump_stack_print_info.cold+0x20/0x20 [ 50.529120] ? filemap_fault+0x25f5/0x2a00 [ 50.533360] print_address_description.cold+0x7c/0x20d [ 50.538649] ? filemap_fault+0x25f5/0x2a00 [ 50.542884] ? filemap_fault+0x25f5/0x2a00 [ 50.547123] kasan_report.cold+0x1b/0x40 [ 50.551190] ? filemap_fault+0x25f5/0x2a00 [ 50.555458] __asan_report_load8_noabort+0x14/0x20 [ 50.560390] filemap_fault+0x25f5/0x2a00 [ 50.564492] ? pagecache_get_page+0x1070/0x1070 [ 50.569176] ? debug_smp_processor_id+0x1c/0x20 [ 50.573854] ? perf_trace_lock+0x12f/0x750 [ 50.578096] ? add_lock_to_list.isra.0+0x450/0x450 [ 50.583031] ? print_usage_bug+0xd0/0xd0 [ 50.587098] ? check_preemption_disabled+0x48/0x290 [ 50.592121] ? print_usage_bug+0xd0/0xd0 [ 50.596184] ? finish_task_switch+0x1e9/0xac0 [ 50.600709] ? __lock_acquire+0x572/0x4a10 [ 50.604945] ? lockdep_hardirqs_on+0x415/0x5d0 [ 50.609528] ? trace_hardirqs_on+0xbd/0x310 [ 50.613846] ? kasan_check_read+0x11/0x20 [ 50.617998] ? finish_task_switch+0x1e9/0xac0 [ 50.622499] __do_fault+0x176/0x7b0 [ 50.626130] ? mark_held_locks+0x100/0x100 [ 50.630367] ? do_page_mkwrite+0x740/0x740 [ 50.634604] ? pmd_val+0x85/0x100 [ 50.638060] ? add_mm_counter_fast.part.0+0x40/0x40 [ 50.643122] ? add_mm_counter_fast.part.0+0x40/0x40 [ 50.648154] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.653700] __handle_mm_fault+0x3500/0x55a0 [ 50.658171] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 50.663017] ? check_preemption_disabled+0x48/0x290 [ 50.668037] ? handle_mm_fault+0x3cc/0xc80 [ 50.672301] ? lock_downgrade+0x910/0x910 [ 50.676481] ? kasan_check_read+0x11/0x20 [ 50.680642] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 50.685935] ? rcu_read_unlock_special+0x380/0x380 [ 50.690871] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.696424] ? check_preemption_disabled+0x48/0x290 [ 50.701460] handle_mm_fault+0x4ec/0xc80 [ 50.705533] ? __handle_mm_fault+0x55a0/0x55a0 [ 50.710118] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.715658] ? vmacache_update+0x114/0x140 [ 50.719935] __do_page_fault+0x5da/0xd60 [ 50.724016] do_page_fault+0xe6/0x7d8 [ 50.727850] ? vmalloc_sync_all+0x30/0x30 [ 50.731997] ? find_held_lock+0x35/0x120 [ 50.736058] ? __might_fault+0x12b/0x1e0 [ 50.740125] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.744978] page_fault+0x1e/0x30 [ 50.748444] RIP: 0010:copy_user_generic_unrolled+0x89/0xc0 [ 50.754067] Code: 38 4c 89 47 20 4c 89 4f 28 4c 89 57 30 4c 89 5f 38 48 8d 76 40 48 8d 7f 40 ff c9 75 b6 89 d1 83 e2 07 c1 e9 03 74 12 4c 8b 06 <4c> 89 07 48 8d 76 08 48 8d 7f 08 ff c9 75 ee 21 d2 74 10 89 d1 8a [ 50.772962] RSP: 0018:ffff8880a4ebf3e8 EFLAGS: 00010203 [ 50.778326] RAX: ffffed1012581c15 RBX: 000000000000000f RCX: 0000000000000001 [ 50.785611] RDX: 0000000000000007 RSI: ffff888092c0e094 RDI: 00000000201a7f08 [ 50.792875] RBP: ffff8880a4ebf420 R08: 2030722029383128 R09: ffffed1012581c15 [ 50.800155] R10: ffffed1012581c14 R11: ffff888092c0e0a2 R12: 00000000201a7f08 [ 50.807446] R13: ffff888092c0e094 R14: 00000000201a7f17 R15: 00007ffffffff000 [ 50.814740] ? _copy_to_user+0xf7/0x120 [ 50.818724] bpf_verifier_vlog+0x15c/0x280 [ 50.822971] verbose+0x22f/0x280 [ 50.826343] ? bpf_verifier_log_write+0x280/0x280 [ 50.831211] ? vsprintf+0x40/0x40 [ 50.834689] print_bpf_insn+0x3e9/0x1850 [ 50.838759] ? bpf_verifier_log_write+0x280/0x280 [ 50.843603] ? func_id_name+0x80/0x80 [ 50.847421] ? verbose+0x1b2/0x280 [ 50.850964] ? bpf_verifier_log_write+0x280/0x280 [ 50.855823] ? memset+0x32/0x40 [ 50.859101] ? tnum_const+0xe/0x20 [ 50.862658] ? __mark_reg_known+0x4a/0x100 [ 50.866928] ? mark_reg_known_zero+0x43/0xc0 [ 50.871338] ? verbose_linfo+0x21b/0x700 [ 50.875417] do_check+0x2984/0xb440 [ 50.879069] ? print_usage_bug+0xd0/0xd0 [ 50.883164] ? do_raw_spin_unlock+0xa0/0x330 [ 50.887595] ? trace_hardirqs_on_caller+0x310/0x310 [ 50.892611] ? interrupt_entry+0xc0/0xc0 [ 50.896686] ? push_insn+0x450/0x450 [ 50.900400] ? kfree+0x173/0x230 [ 50.903791] ? kfree+0x173/0x230 [ 50.907166] ? bpf_verifier_log_write+0x280/0x280 [ 50.912016] ? bpf_check+0x5351/0x8760 [ 50.915903] ? trace_hardirqs_off_caller+0x300/0x300 [ 50.921007] ? __kasan_slab_free+0x119/0x150 [ 50.925435] bpf_check+0x536a/0x8760 [ 50.929182] ? bpf_check+0x536a/0x8760 [ 50.933069] ? pvclock_read_flags+0x160/0x160 [ 50.937602] ? do_check+0xb440/0xb440 [ 50.941429] ? ktime_get+0x410/0x410 [ 50.945148] ? memset+0x32/0x40 [ 50.948443] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 50.954023] ? bpf_obj_name_cpy+0x136/0x180 [ 50.958360] ? _copy_from_user+0xdd/0x150 [ 50.962518] bpf_prog_load+0x10da/0x1d00 [ 50.966590] ? bpf_prog_new_fd+0x60/0x60 [ 50.970653] ? lock_downgrade+0x910/0x910 [ 50.974801] ? lock_release+0xc40/0xc40 [ 50.978794] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.984344] ? security_bpf+0x91/0xc0 [ 50.988151] __do_sys_bpf+0xeb5/0x43c0 [ 50.992047] ? rcu_read_unlock_special+0x380/0x380 [ 50.996985] ? bpf_prog_load+0x1d00/0x1d00 [ 51.001230] ? up_read+0x7a/0x2b0 [ 51.004692] ? up_read_non_owner+0x100/0x100 [ 51.009120] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.014487] ? trace_hardirqs_off_caller+0x300/0x300 [ 51.019594] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.024357] __x64_sys_bpf+0x73/0xb0 [ 51.028075] do_syscall_64+0x1a3/0x800 [ 51.031969] ? syscall_return_slowpath+0x5f0/0x5f0 [ 51.036903] ? prepare_exit_to_usermode+0x232/0x3b0 [ 51.041924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.046916] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.052106] RIP: 0033:0x44ceb9 [ 51.055299] Code: e8 2c 19 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 0c fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.074198] RSP: 002b:00007fdc5bdabce8 EFLAGS: 00000297 ORIG_RAX: 0000000000000141 [ 51.081908] RAX: ffffffffffffffda RBX: 00000000006e3c98 RCX: 000000000044ceb9 [ 51.089187] RDX: 0000000000000048 RSI: 00000000200ba000 RDI: 0000000000000005 [ 51.096452] RBP: 00000000006e3c90 R08: 0000000000000000 R09: 0000000000000000 [ 51.103720] R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006e3c9c [ 51.110998] R13: 00007fff5eed725f R14: 00007fdc5bdac9c0 R15: 00000000006e3d8c [ 51.118281] [ 51.119903] Allocated by task 7807: [ 51.123545] save_stack+0x45/0xd0 [ 51.127020] kasan_kmalloc+0xcf/0xe0 [ 51.130730] kasan_slab_alloc+0xf/0x20 [ 51.134612] kmem_cache_alloc+0x12d/0x710 [ 51.138759] vm_area_alloc+0x7a/0x1d0 [ 51.142573] mmap_region+0x93b/0x1ca0 [ 51.146384] do_mmap+0xa09/0x1220 [ 51.149853] vm_mmap_pgoff+0x20b/0x2b0 [ 51.153742] ksys_mmap_pgoff+0x4f8/0x650 [ 51.157802] __x64_sys_mmap+0xe9/0x1b0 [ 51.161689] do_syscall_64+0x1a3/0x800 [ 51.165575] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.170756] [ 51.172421] Freed by task 7807: [ 51.175785] save_stack+0x45/0xd0 [ 51.179253] __kasan_slab_free+0x102/0x150 [ 51.183490] kasan_slab_free+0xe/0x10 [ 51.187291] kmem_cache_free+0x86/0x260 [ 51.191265] vm_area_free+0x1d/0x30 [ 51.194902] remove_vma+0x142/0x180 [ 51.198537] __do_munmap+0x707/0xed0 [ 51.202268] mmap_region+0x698/0x1ca0 [ 51.206073] do_mmap+0xa09/0x1220 [ 51.209542] vm_mmap_pgoff+0x20b/0x2b0 [ 51.213898] ksys_mmap_pgoff+0x102/0x650 [ 51.217956] __x64_sys_mmap+0xe9/0x1b0 [ 51.221845] do_syscall_64+0x1a3/0x800 [ 51.225728] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.230908] [ 51.232531] The buggy address belongs to the object at ffff888093f00e70 [ 51.232531] which belongs to the cache vm_area_struct of size 200 [ 51.245448] The buggy address is located 64 bytes inside of [ 51.245448] 200-byte region [ffff888093f00e70, ffff888093f00f38) [ 51.257222] The buggy address belongs to the page: [ 51.262146] page:ffffea00024fc000 count:1 mapcount:0 mapping:ffff88821bc40ac0 index:0x0 [ 51.270281] flags: 0x1fffc0000000200(slab) [ 51.274516] raw: 01fffc0000000200 ffffea00024fc508 ffffea000265be48 ffff88821bc40ac0 [ 51.282397] raw: 0000000000000000 ffff888093f00000 000000010000000f 0000000000000000 [ 51.290284] page dumped because: kasan: bad access detected [ 51.295981] [ 51.297601] Memory state around the buggy address: [ 51.302523] ffff888093f00d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.309878] ffff888093f00e00: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fb fb [ 51.317233] >ffff888093f00e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 51.324605] ^ [ 51.329531] ffff888093f00f00: fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc fc [ 51.336887] ffff888093f00f80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 51.344239] ================================================================== [ 51.351602] Disabling lock debugging due to kernel taint [ 51.364093] Kernel panic - not syncing: panic_on_warn set ... [ 51.369984] CPU: 1 PID: 7808 Comm: syz-executor044 Tainted: G B 4.20.0-rc7-next-20181224 #1 [ 51.379753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.387678] kobject: 'nullb0' (000000007e991928): kobject_uevent_env [ 51.389106] Call Trace: [ 51.395609] kobject: 'nullb0' (000000007e991928): fill_kobj_path: path = '/devices/virtual/block/nullb0' [ 51.398160] dump_stack+0x1db/0x2d0 [ 51.398177] ? dump_stack_print_info.cold+0x20/0x20 [ 51.398198] panic+0x2cb/0x65c [ 51.398213] ? add_taint.cold+0x16/0x16 [ 51.398229] ? filemap_fault+0x25f5/0x2a00 [ 51.398243] ? preempt_schedule+0x4b/0x60 [ 51.398257] ? ___preempt_schedule+0x16/0x18 [ 51.398271] ? trace_hardirqs_on+0xb4/0x310 [ 51.398288] ? filemap_fault+0x25f5/0x2a00 [ 51.398302] end_report+0x47/0x4f [ 51.398314] ? filemap_fault+0x25f5/0x2a00 [ 51.398328] kasan_report.cold+0xe/0x40 [ 51.398345] ? filemap_fault+0x25f5/0x2a00 [ 51.460850] __asan_report_load8_noabort+0x14/0x20 [ 51.465840] filemap_fault+0x25f5/0x2a00 [ 51.469911] ? pagecache_get_page+0x1070/0x1070 [ 51.474593] ? debug_smp_processor_id+0x1c/0x20 [ 51.479267] ? perf_trace_lock+0x12f/0x750 [ 51.483511] ? add_lock_to_list.isra.0+0x450/0x450 [ 51.488486] ? print_usage_bug+0xd0/0xd0 [ 51.492549] ? check_preemption_disabled+0x48/0x290 [ 51.497573] ? print_usage_bug+0xd0/0xd0 [ 51.501640] ? finish_task_switch+0x1e9/0xac0 [ 51.506147] ? __lock_acquire+0x572/0x4a10 [ 51.510381] ? lockdep_hardirqs_on+0x415/0x5d0 [ 51.514973] ? trace_hardirqs_on+0xbd/0x310 [ 51.519293] ? kasan_check_read+0x11/0x20 [ 51.523446] ? finish_task_switch+0x1e9/0xac0 [ 51.527965] __do_fault+0x176/0x7b0 [ 51.531618] ? mark_held_locks+0x100/0x100 [ 51.535852] ? do_page_mkwrite+0x740/0x740 [ 51.540082] ? pmd_val+0x85/0x100 [ 51.543536] ? add_mm_counter_fast.part.0+0x40/0x40 [ 51.548555] ? add_mm_counter_fast.part.0+0x40/0x40 [ 51.553628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 51.559186] __handle_mm_fault+0x3500/0x55a0 [ 51.563604] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 51.568460] ? check_preemption_disabled+0x48/0x290 [ 51.573496] ? handle_mm_fault+0x3cc/0xc80 [ 51.577751] ? lock_downgrade+0x910/0x910 [ 51.581910] ? kasan_check_read+0x11/0x20 [ 51.586070] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 51.591346] ? rcu_read_unlock_special+0x380/0x380 [ 51.596283] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 51.601820] ? check_preemption_disabled+0x48/0x290 [ 51.606843] handle_mm_fault+0x4ec/0xc80 [ 51.610909] ? __handle_mm_fault+0x55a0/0x55a0 [ 51.615500] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 51.621044] ? vmacache_update+0x114/0x140 [ 51.625289] __do_page_fault+0x5da/0xd60 [ 51.629367] do_page_fault+0xe6/0x7d8 [ 51.633169] ? vmalloc_sync_all+0x30/0x30 [ 51.637314] ? find_held_lock+0x35/0x120 [ 51.641375] ? __might_fault+0x12b/0x1e0 [ 51.645452] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.650305] page_fault+0x1e/0x30 [ 51.653761] RIP: 0010:copy_user_generic_unrolled+0x89/0xc0 [ 51.659384] Code: 38 4c 89 47 20 4c 89 4f 28 4c 89 57 30 4c 89 5f 38 48 8d 76 40 48 8d 7f 40 ff c9 75 b6 89 d1 83 e2 07 c1 e9 03 74 12 4c 8b 06 <4c> 89 07 48 8d 76 08 48 8d 7f 08 ff c9 75 ee 21 d2 74 10 89 d1 8a [ 51.678289] RSP: 0018:ffff8880a4ebf3e8 EFLAGS: 00010203 [ 51.683646] RAX: ffffed1012581c15 RBX: 000000000000000f RCX: 0000000000000001 [ 51.690913] RDX: 0000000000000007 RSI: ffff888092c0e094 RDI: 00000000201a7f08 [ 51.698189] RBP: ffff8880a4ebf420 R08: 2030722029383128 R09: ffffed1012581c15 [ 51.705454] R10: ffffed1012581c14 R11: ffff888092c0e0a2 R12: 00000000201a7f08 [ 51.712719] R13: ffff888092c0e094 R14: 00000000201a7f17 R15: 00007ffffffff000 [ 51.720016] ? _copy_to_user+0xf7/0x120 [ 51.724016] bpf_verifier_vlog+0x15c/0x280 [ 51.728298] verbose+0x22f/0x280 [ 51.731700] ? bpf_verifier_log_write+0x280/0x280 [ 51.736538] ? vsprintf+0x40/0x40 [ 51.740010] print_bpf_insn+0x3e9/0x1850 [ 51.744088] ? bpf_verifier_log_write+0x280/0x280 [ 51.748936] ? func_id_name+0x80/0x80 [ 51.752740] ? verbose+0x1b2/0x280 [ 51.756284] ? bpf_verifier_log_write+0x280/0x280 [ 51.761127] ? memset+0x32/0x40 [ 51.764429] ? tnum_const+0xe/0x20 [ 51.767973] ? __mark_reg_known+0x4a/0x100 [ 51.772224] ? mark_reg_known_zero+0x43/0xc0 [ 51.776636] ? verbose_linfo+0x21b/0x700 [ 51.780704] do_check+0x2984/0xb440 [ 51.784341] ? print_usage_bug+0xd0/0xd0 [ 51.788401] ? do_raw_spin_unlock+0xa0/0x330 [ 51.792832] ? trace_hardirqs_on_caller+0x310/0x310 [ 51.797853] ? interrupt_entry+0xc0/0xc0 [ 51.801959] ? push_insn+0x450/0x450 [ 51.805673] ? kfree+0x173/0x230 [ 51.809043] ? kfree+0x173/0x230 [ 51.812443] ? bpf_verifier_log_write+0x280/0x280 [ 51.817292] ? bpf_check+0x5351/0x8760 [ 51.821182] ? trace_hardirqs_off_caller+0x300/0x300 [ 51.826295] ? __kasan_slab_free+0x119/0x150 [ 51.830734] bpf_check+0x536a/0x8760 [ 51.834465] ? bpf_check+0x536a/0x8760 [ 51.838355] ? pvclock_read_flags+0x160/0x160 [ 51.842865] ? do_check+0xb440/0xb440 [ 51.846710] ? ktime_get+0x410/0x410 [ 51.850447] ? memset+0x32/0x40 [ 51.853728] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 51.859265] ? bpf_obj_name_cpy+0x136/0x180 [ 51.863599] ? _copy_from_user+0xdd/0x150 [ 51.867757] bpf_prog_load+0x10da/0x1d00 [ 51.871828] ? bpf_prog_new_fd+0x60/0x60 [ 51.875891] ? lock_downgrade+0x910/0x910 [ 51.880057] ? lock_release+0xc40/0xc40 [ 51.884062] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 51.889599] ? security_bpf+0x91/0xc0 [ 51.893414] __do_sys_bpf+0xeb5/0x43c0 [ 51.897304] ? rcu_read_unlock_special+0x380/0x380 [ 51.902251] ? bpf_prog_load+0x1d00/0x1d00 [ 51.906512] ? up_read+0x7a/0x2b0 [ 51.909987] ? up_read_non_owner+0x100/0x100 [ 51.914423] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.919789] ? trace_hardirqs_off_caller+0x300/0x300 [ 51.924895] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.929661] __x64_sys_bpf+0x73/0xb0 [ 51.933378] do_syscall_64+0x1a3/0x800 [ 51.937282] ? syscall_return_slowpath+0x5f0/0x5f0 [ 51.942212] ? prepare_exit_to_usermode+0x232/0x3b0 [ 51.947259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.952118] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.957308] RIP: 0033:0x44ceb9 [ 51.960507] Code: e8 2c 19 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b 0c fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 51.979411] RSP: 002b:00007fdc5bdabce8 EFLAGS: 00000297 ORIG_RAX: 0000000000000141 [ 51.987122] RAX: ffffffffffffffda RBX: 00000000006e3c98 RCX: 000000000044ceb9 [ 51.994391] RDX: 0000000000000048 RSI: 00000000200ba000 RDI: 0000000000000005 [ 52.001666] RBP: 00000000006e3c90 R08: 0000000000000000 R09: 0000000000000000 [ 52.008940] R10: 0000000000000000 R11: 0000000000000297 R12: 00000000006e3c9c [ 52.016204] R13: 00007fff5eed725f R14: 00007fdc5bdac9c0 R15: 00000000006e3d8c [ 52.024296] Kernel Offset: disabled [ 52.027930] Rebooting in 86400 seconds..