Warning: Permanently added '10.128.1.193' (ED25519) to the list of known hosts. 2026/04/24 04:42:49 parsed 1 programs [ 46.990707][ T36] audit: type=1400 audit(1777005770.270:106): avc: denied { unlink } for pid=395 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 47.042955][ T395] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 48.098612][ T36] audit: type=1400 audit(1777005771.380:107): avc: denied { create } for pid=417 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 [ 48.354060][ T435] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.361272][ T435] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.368648][ T435] bridge_slave_0: entered allmulticast mode [ 48.375014][ T435] bridge_slave_0: entered promiscuous mode [ 48.381734][ T435] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.388987][ T435] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.396150][ T435] bridge_slave_1: entered allmulticast mode [ 48.402683][ T435] bridge_slave_1: entered promiscuous mode [ 48.448589][ T435] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.455733][ T435] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.463088][ T435] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.470430][ T435] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.488975][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.497320][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.518371][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.525439][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.535437][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.543022][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.565300][ T435] veth0_vlan: entered promiscuous mode [ 48.582196][ T435] veth1_macvtap: entered promiscuous mode [ 48.647876][ T326] bridge_slave_1: left allmulticast mode [ 48.653669][ T326] bridge_slave_1: left promiscuous mode [ 48.659764][ T326] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.667934][ T326] bridge_slave_0: left allmulticast mode [ 48.673619][ T326] bridge_slave_0: left promiscuous mode [ 48.679895][ T326] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.813082][ T326] veth1_macvtap: left promiscuous mode [ 48.819695][ T326] veth0_vlan: left promiscuous mode [ 48.982710][ T36] audit: type=1401 audit(1777005772.260:108): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2026/04/24 04:42:52 executed programs: 0 [ 49.228402][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.235731][ T460] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.242916][ T460] bridge_slave_0: entered allmulticast mode [ 49.250090][ T460] bridge_slave_0: entered promiscuous mode [ 49.257348][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.264752][ T460] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.272108][ T460] bridge_slave_1: entered allmulticast mode [ 49.278906][ T460] bridge_slave_1: entered promiscuous mode [ 49.327696][ T460] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.335398][ T460] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.342859][ T460] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.350043][ T460] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.369049][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.376915][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.386703][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.393821][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.403297][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.410463][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.433174][ T460] veth0_vlan: entered promiscuous mode [ 49.443718][ T460] veth1_macvtap: entered promiscuous mode [ 49.477841][ T36] audit: type=1400 audit(1777005772.750:109): avc: denied { read write } for pid=464 comm="syz.2.17" name="fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 49.501944][ T36] audit: type=1400 audit(1777005772.750:110): avc: denied { open } for pid=464 comm="syz.2.17" path="/dev/fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 49.576349][ T36] audit: type=1400 audit(1777005772.860:111): avc: denied { unmount } for pid=464 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 64.517782][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.525557][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.532951][ T470] bridge_slave_0: entered allmulticast mode [ 64.539163][ T470] bridge_slave_0: entered promiscuous mode [ 64.545673][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.553295][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.560692][ T470] bridge_slave_1: entered allmulticast mode [ 64.567121][ T470] bridge_slave_1: entered promiscuous mode [ 64.607925][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.615484][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.623185][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.630735][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.650265][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.657860][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.667596][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.675014][ T326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.686021][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.693193][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:43:08 executed programs: 3 [ 64.715240][ T470] veth0_vlan: entered promiscuous mode [ 64.726535][ T470] veth1_macvtap: entered promiscuous mode [ 79.798941][ T480] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.806526][ T480] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.813842][ T480] bridge_slave_0: entered allmulticast mode [ 79.820396][ T480] bridge_slave_0: entered promiscuous mode [ 79.826841][ T480] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.833880][ T480] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.841336][ T480] bridge_slave_1: entered allmulticast mode [ 79.847778][ T480] bridge_slave_1: entered promiscuous mode [ 79.887937][ T480] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.894990][ T480] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.902639][ T480] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.909805][ T480] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.929207][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.936997][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.957696][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.964953][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.973260][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.980512][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:43:23 executed programs: 4 [ 79.993064][ T480] veth0_vlan: entered promiscuous mode [ 80.004735][ T480] veth1_macvtap: entered promiscuous mode [ 95.081742][ T491] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.088924][ T491] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.096304][ T491] bridge_slave_0: entered allmulticast mode [ 95.102767][ T491] bridge_slave_0: entered promiscuous mode [ 95.109610][ T491] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.116855][ T491] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.124113][ T491] bridge_slave_1: entered allmulticast mode [ 95.130738][ T491] bridge_slave_1: entered promiscuous mode [ 95.170780][ T491] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.177896][ T491] bridge0: port 2(bridge_slave_1) entered forwarding state [ 95.185265][ T491] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.192488][ T491] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.211698][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 95.219225][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 95.229829][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 95.237197][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 95.246989][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 95.254227][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:43:38 executed programs: 5 [ 95.277492][ T491] veth0_vlan: entered promiscuous mode [ 95.288075][ T491] veth1_macvtap: entered promiscuous mode [ 110.364415][ T501] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.371667][ T501] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.379557][ T501] bridge_slave_0: entered allmulticast mode [ 110.386900][ T501] bridge_slave_0: entered promiscuous mode [ 110.393702][ T501] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.401641][ T501] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.409371][ T501] bridge_slave_1: entered allmulticast mode [ 110.416244][ T501] bridge_slave_1: entered promiscuous mode [ 110.461609][ T501] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.469251][ T501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 110.477131][ T501] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.484629][ T501] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.504683][ T326] bridge0: port 1(bridge_slave_0) entered disabled state [ 110.512363][ T326] bridge0: port 2(bridge_slave_1) entered disabled state [ 110.522598][ T320] bridge0: port 1(bridge_slave_0) entered blocking state [ 110.530053][ T320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 110.546739][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 110.554349][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:43:53 executed programs: 6 [ 110.570339][ T501] veth0_vlan: entered promiscuous mode [ 110.583241][ T501] veth1_macvtap: entered promiscuous mode [ 125.663866][ T512] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.671524][ T512] bridge0: port 1(bridge_slave_0) entered disabled state [ 125.679471][ T512] bridge_slave_0: entered allmulticast mode [ 125.685858][ T512] bridge_slave_0: entered promiscuous mode [ 125.692486][ T512] bridge0: port 2(bridge_slave_1) entered blocking state [ 125.699858][ T512] bridge0: port 2(bridge_slave_1) entered disabled state [ 125.707180][ T512] bridge_slave_1: entered allmulticast mode [ 125.713599][ T512] bridge_slave_1: entered promiscuous mode [ 125.757402][ T512] bridge0: port 2(bridge_slave_1) entered blocking state [ 125.764907][ T512] bridge0: port 2(bridge_slave_1) entered forwarding state [ 125.772544][ T512] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.779725][ T512] bridge0: port 1(bridge_slave_0) entered forwarding state [ 125.800075][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 125.808201][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 125.818644][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 125.825701][ T326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 125.835193][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 125.842642][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:44:09 executed programs: 7 [ 125.867438][ T512] veth0_vlan: entered promiscuous mode [ 125.878397][ T512] veth1_macvtap: entered promiscuous mode [ 140.957399][ T521] bridge0: port 1(bridge_slave_0) entered blocking state [ 140.964626][ T521] bridge0: port 1(bridge_slave_0) entered disabled state [ 140.972407][ T521] bridge_slave_0: entered allmulticast mode [ 140.978990][ T521] bridge_slave_0: entered promiscuous mode [ 140.985527][ T521] bridge0: port 2(bridge_slave_1) entered blocking state [ 140.992630][ T521] bridge0: port 2(bridge_slave_1) entered disabled state [ 141.000407][ T521] bridge_slave_1: entered allmulticast mode [ 141.007282][ T521] bridge_slave_1: entered promiscuous mode [ 141.048060][ T521] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.055281][ T521] bridge0: port 2(bridge_slave_1) entered forwarding state [ 141.062961][ T521] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.070042][ T521] bridge0: port 1(bridge_slave_0) entered forwarding state [ 141.089129][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 141.097337][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 141.107905][ T326] bridge0: port 1(bridge_slave_0) entered blocking state [ 141.115043][ T326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 141.124619][ T326] bridge0: port 2(bridge_slave_1) entered blocking state [ 141.131776][ T326] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:44:24 executed programs: 8 [ 141.157213][ T521] veth0_vlan: entered promiscuous mode [ 141.170031][ T521] veth1_macvtap: entered promiscuous mode [ 156.245504][ T531] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.253127][ T531] bridge0: port 1(bridge_slave_0) entered disabled state [ 156.261013][ T531] bridge_slave_0: entered allmulticast mode [ 156.267479][ T531] bridge_slave_0: entered promiscuous mode [ 156.274193][ T531] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.281386][ T531] bridge0: port 2(bridge_slave_1) entered disabled state [ 156.288591][ T531] bridge_slave_1: entered allmulticast mode [ 156.294895][ T531] bridge_slave_1: entered promiscuous mode [ 156.333372][ T531] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.340551][ T531] bridge0: port 2(bridge_slave_1) entered forwarding state [ 156.348133][ T531] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.355327][ T531] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.374453][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 156.382212][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 156.392135][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 156.399225][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 156.408646][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 156.415704][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:44:39 executed programs: 9 [ 156.439313][ T531] veth0_vlan: entered promiscuous mode [ 156.450102][ T531] veth1_macvtap: entered promiscuous mode [ 171.523608][ T541] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.530694][ T541] bridge0: port 1(bridge_slave_0) entered disabled state [ 171.538050][ T541] bridge_slave_0: entered allmulticast mode [ 171.544676][ T541] bridge_slave_0: entered promiscuous mode [ 171.552064][ T541] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.559441][ T541] bridge0: port 2(bridge_slave_1) entered disabled state [ 171.566953][ T541] bridge_slave_1: entered allmulticast mode [ 171.573198][ T541] bridge_slave_1: entered promiscuous mode [ 171.614273][ T541] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.621573][ T541] bridge0: port 2(bridge_slave_1) entered forwarding state [ 171.629002][ T541] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.636080][ T541] bridge0: port 1(bridge_slave_0) entered forwarding state [ 171.656091][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 171.663722][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 171.674077][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.681359][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 171.690895][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.698166][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:44:55 executed programs: 10 [ 171.723030][ T541] veth0_vlan: entered promiscuous mode [ 171.734069][ T541] veth1_macvtap: entered promiscuous mode [ 186.812797][ T551] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.820071][ T551] bridge0: port 1(bridge_slave_0) entered disabled state [ 186.827822][ T551] bridge_slave_0: entered allmulticast mode [ 186.834269][ T551] bridge_slave_0: entered promiscuous mode [ 186.841133][ T551] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.848598][ T551] bridge0: port 2(bridge_slave_1) entered disabled state [ 186.856078][ T551] bridge_slave_1: entered allmulticast mode [ 186.862686][ T551] bridge_slave_1: entered promiscuous mode [ 186.904328][ T551] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.911527][ T551] bridge0: port 2(bridge_slave_1) entered forwarding state [ 186.919111][ T551] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.926315][ T551] bridge0: port 1(bridge_slave_0) entered forwarding state [ 186.946303][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 186.953860][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 186.964326][ T320] bridge0: port 1(bridge_slave_0) entered blocking state [ 186.971593][ T320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 186.981174][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 186.988268][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/24 04:45:10 executed programs: 11 [ 187.013629][ T551] veth0_vlan: entered promiscuous mode [ 187.024872][ T551] veth1_macvtap: entered promiscuous mode [ 188.196237][ T37] INFO: task syz.2.17:467 blocked for more than 122 seconds. [ 188.203868][ T37] Not tainted syzkaller #0 [ 188.208950][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 188.217704][ T37] task:syz.2.17 state:D stack:0 pid:467 tgid:464 ppid:460 flags:0x00004004 [ 188.228142][ T37] Call Trace: [ 188.231647][ T37] [ 188.234582][ T37] __schedule+0x1399/0x1fa0 [ 188.239218][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 188.244993][ T37] ? __sched_text_start+0x10/0x10 [ 188.250072][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 188.255782][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 188.261705][ T37] ? _raw_spin_lock+0x92/0x120 [ 188.266609][ T37] ? __kasan_check_write+0x18/0x20 [ 188.271829][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 188.278012][ T37] schedule+0xc5/0x240 [ 188.282189][ T37] __fuse_simple_request+0xdee/0x1b10 [ 188.287776][ T37] ? __cfi___fuse_simple_request+0x10/0x10 [ 188.293718][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 188.300650][ T37] ? __kernel_text_address+0x11/0x40 [ 188.306359][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 188.312529][ T37] ? arch_stack_walk+0x10a/0x170 [ 188.318047][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 188.324740][ T37] ? setattr_prepare+0x211/0xb60 [ 188.329736][ T37] fuse_do_setattr+0x19ba/0x30a0 [ 188.334783][ T37] ? __cfi_fuse_do_setattr+0x10/0x10 [ 188.340131][ T37] ? __alloc_pages_noprof+0x35f/0x7e0 [ 188.345623][ T37] ? __kasan_check_write+0x18/0x20 [ 188.350889][ T37] ? __set_page_owner+0x3fe/0x600 [ 188.356170][ T37] ? __cfi_post_alloc_hook+0x10/0x10 [ 188.361639][ T37] ? cgroup_rstat_updated+0x141/0x810 [ 188.367565][ T37] ? __cfi_cgroup_rstat_updated+0x10/0x10 [ 188.373858][ T37] ? __alloc_pages_noprof+0x7e0/0x7e0 [ 188.379397][ T37] ? change_pageblock_range+0x20/0x80 [ 188.385060][ T37] fuse_setattr+0x706/0x24e0 [ 188.389724][ T37] ? __cfi_fuse_setattr+0x10/0x10 [ 188.395005][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 188.400521][ T37] ? avc_has_perm_noaudit+0x26c/0x360 [ 188.406234][ T37] ? __asan_memcpy+0x5a/0x80 [ 188.410995][ T37] ? avc_has_perm_noaudit+0x28a/0x360 [ 188.416514][ T37] ? avc_has_perm+0x155/0x240 [ 188.421296][ T37] ? __cfi_avc_has_perm+0x10/0x10 [ 188.426369][ T37] ? stack_depot_save_flags+0x38/0x800 [ 188.432003][ T37] ? selinux_inode_setattr+0x4c6/0x810 [ 188.437549][ T37] ? kasan_save_track+0x3e/0x80 [ 188.442415][ T37] ? kasan_save_free_info+0x4a/0x60 [ 188.447692][ T37] ? __cfi_selinux_inode_setattr+0x10/0x10 [ 188.453991][ T37] ? __x64_sys_chmod+0x66/0x80 [ 188.459344][ T37] ? ktime_get_coarse_real_ts64+0x11f/0x140 [ 188.465753][ T37] ? __cfi_current_time+0x10/0x10 [ 188.471084][ T37] ? bpf_lsm_inode_setattr+0xd/0x20 [ 188.476434][ T37] ? try_break_deleg+0x7c/0x140 [ 188.481412][ T37] ? __cfi_fuse_setattr+0x10/0x10 [ 188.486597][ T37] notify_change+0xbaf/0xee0 [ 188.491303][ T37] chmod_common+0x250/0x3f0 [ 188.495870][ T37] ? __cfi_chmod_common+0x10/0x10 [ 188.501089][ T37] ? __kasan_slab_free+0x6a/0x80 [ 188.506110][ T37] ? putname+0x113/0x150 [ 188.510381][ T37] do_fchmodat+0x12c/0x210 [ 188.514825][ T37] ? do_faccessat+0xcb0/0xcb0 [ 188.519764][ T37] ? __kasan_check_read+0x15/0x20 [ 188.525053][ T37] __x64_sys_chmod+0x66/0x80 [ 188.529952][ T37] x64_sys_call+0x27f4/0x2ee0 [ 188.534853][ T37] do_syscall_64+0x57/0xf0 [ 188.539323][ T37] ? clear_bhb_loop+0x50/0xa0 [ 188.544150][ T37] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 188.550467][ T37] RIP: 0033:0x7f50d419a539 [ 188.555238][ T37] RSP: 002b:00007f50d50fc028 EFLAGS: 00000246 ORIG_RAX: 000000000000005a [ 188.564146][ T37] RAX: ffffffffffffffda RBX: 00007f50d4406090 RCX: 00007f50d419a539 [ 188.572478][ T37] RDX: 0000000000000000 RSI: 00000000000003ca RDI: 0000200000000100 [ 188.580590][ T37] RBP: 00007f50d422dee0 R08: 0000000000000000 R09: 0000000000000000 [ 188.589236][ T37] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 188.597722][ T37] R13: 00007f50d4406128 R14: 00007f50d4406090 R15: 00007ffd74084b68 [ 188.605975][ T37] [ 188.609553][ T37] NMI backtrace for cpu 1 [ 188.609579][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 4d5b5b1883be2161e4f71ae36249ebe957648879 [ 188.609611][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 188.609623][ T37] Call Trace: [ 188.609629][ T37] [ 188.609639][ T37] __dump_stack+0x21/0x30 [ 188.609669][ T37] dump_stack_lvl+0x140/0x1c0 [ 188.609688][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 188.609703][ T37] ? preempt_schedule_irq+0xab/0x110 [ 188.609717][ T37] dump_stack+0x19/0x20 [ 188.609728][ T37] nmi_cpu_backtrace+0x2ba/0x2d0 [ 188.609739][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 188.609749][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 188.609762][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 188.609774][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 188.609785][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 188.609796][ T37] watchdog+0xdad/0xf00 [ 188.609812][ T37] ? __kasan_check_write+0x18/0x20 [ 188.609828][ T37] ? __cfi_watchdog+0x10/0x10 [ 188.609837][ T37] ? __kasan_check_read+0x15/0x20 [ 188.609849][ T37] ? __kthread_parkme+0x137/0x180 [ 188.609866][ T37] ? schedule+0xc5/0x240 [ 188.609876][ T37] kthread+0x2c6/0x370 [ 188.609886][ T37] ? __cfi_watchdog+0x10/0x10 [ 188.609894][ T37] ? __cfi_kthread+0x10/0x10 [ 188.609904][ T37] ret_from_fork+0x67/0xa0 [ 188.609924][ T37] ? __cfi_kthread+0x10/0x10 [ 188.609934][ T37] ret_from_fork_asm+0x1a/0x30 [ 188.609948][ T37] [ 188.609952][ T37] Sending NMI from CPU 1 to CPUs 0: [ 188.769620][ C0] NMI backtrace for cpu 0 [ 188.769651][ C0] CPU: 0 UID: 0 PID: 46 Comm: kworker/u8:2 Not tainted syzkaller #0 4d5b5b1883be2161e4f71ae36249ebe957648879 [ 188.769673][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 188.769683][ C0] Workqueue: ipv6_addrconf addrconf_dad_work [ 188.769706][ C0] RIP: 0010:unwind_get_return_address+0x33/0x90 [ 188.769729][ C0] Code: 57 41 56 53 48 89 fb 49 be 00 00 00 00 00 fc ff df 48 89 f8 48 c1 e8 03 42 0f b6 04 30 84 c0 75 4d 83 3b 00 74 3a 48 83 c3 48 <49> 89 df 49 c1 ef 03 43 80 3c 37 00 74 08 48 89 df e8 67 43 9b 00 [ 188.769741][ C0] RSP: 0018:ffffc900002fee40 EFLAGS: 00000292 [ 188.769753][ C0] RAX: 0000000000000000 RBX: ffffc900002feeb0 RCX: 00000000002fee01 [ 188.769764][ C0] RDX: ffffc900002ffb50 RSI: 1ffff9200005fdce RDI: ffffc900002fee68 [ 188.769775][ C0] RBP: ffffc900002fee58 R08: ffffc900002fef30 R09: ffffc900002fef28 [ 188.769786][ C0] R10: 000000000000000e R11: ffffffff8175dc90 R12: ffff88810b249300 [ 188.769796][ C0] R13: ffff88812d2fa408 R14: dffffc0000000000 R15: ffffc900002fee68 [ 188.769807][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 188.769820][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 188.769830][ C0] CR2: 00007f6c5f7c9ff8 CR3: 000000012a9e0000 CR4: 00000000003526b0 [ 188.769844][ C0] Call Trace: [ 188.769849][ C0] [ 188.769856][ C0] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 188.769874][ C0] arch_stack_walk+0x10a/0x170 [ 188.769896][ C0] ? addrconf_dad_work+0xc71/0x1530 [ 188.769910][ C0] stack_trace_save+0xaa/0x100 [ 188.769924][ C0] ? __cfi_stack_trace_save+0x10/0x10 [ 188.769938][ C0] kasan_save_stack+0x3e/0x60 [ 188.769961][ C0] ? kasan_save_stack+0x3e/0x60 [ 188.769980][ C0] ? __kasan_record_aux_stack+0xb2/0xd0 [ 188.769998][ C0] ? kasan_record_aux_stack_noalloc+0xf/0x20 [ 188.770015][ C0] ? kvfree_call_rcu+0x78/0x730 [ 188.770028][ C0] ? neigh_destroy+0x47c/0x5d0 [ 188.770046][ C0] ? neigh_cleanup_and_release+0x76/0x1a0 [ 188.770070][ C0] ? neigh_remove_one+0x4c0/0x550 [ 188.770085][ C0] ? ___neigh_create+0x4c3/0x2150 [ 188.770101][ C0] ? __neigh_create+0x72/0xb0 [ 188.770116][ C0] ? ip6_finish_output2+0xb01/0x19c0 [ 188.770135][ C0] ? ip6_finish_output+0x54e/0xb40 [ 188.770151][ C0] ? ip6_output+0x1fe/0x420 [ 188.770166][ C0] ? ndisc_send_skb+0x7d5/0xd40 [ 188.770179][ C0] ? ndisc_send_rs+0x67f/0x880 [ 188.770191][ C0] ? addrconf_dad_completed+0x96d/0xee0 [ 188.770209][ C0] __kasan_record_aux_stack+0xb2/0xd0 [ 188.770227][ C0] kasan_record_aux_stack_noalloc+0xf/0x20 [ 188.770244][ C0] kvfree_call_rcu+0x78/0x730 [ 188.770257][ C0] ? ip6_finish_output2+0xb01/0x19c0 [ 188.770274][ C0] ? ip6_finish_output+0x54e/0xb40 [ 188.770289][ C0] ? ip6_output+0x1fe/0x420 [ 188.770304][ C0] ? ndisc_send_skb+0x7d5/0xd40 [ 188.770316][ C0] ? ndisc_send_rs+0x67f/0x880 [ 188.770328][ C0] ? addrconf_dad_completed+0x96d/0xee0 [ 188.770341][ C0] ? addrconf_dad_work+0xc71/0x1530 [ 188.770354][ C0] ? __cfi_kvfree_call_rcu+0x10/0x10 [ 188.770367][ C0] ? ret_from_fork+0x67/0xa0 [ 188.770388][ C0] neigh_destroy+0x47c/0x5d0 [ 188.770403][ C0] neigh_cleanup_and_release+0x76/0x1a0 [ 188.770421][ C0] neigh_remove_one+0x4c0/0x550 [ 188.770437][ C0] ___neigh_create+0x4c3/0x2150 [ 188.770455][ C0] __neigh_create+0x72/0xb0 [ 188.770471][ C0] ip6_finish_output2+0xb01/0x19c0 [ 188.770491][ C0] ? __cfi_ip6_finish_output2+0x10/0x10 [ 188.770509][ C0] ? __cfi_ip6table_mangle_hook+0x10/0x10 [ 188.770524][ C0] ip6_finish_output+0x54e/0xb40 [ 188.770541][ C0] ip6_output+0x1fe/0x420 [ 188.770556][ C0] ? __cfi_ip6_output+0x10/0x10 [ 188.770572][ C0] ? __cfi_ip6_finish_output+0x10/0x10 [ 188.770588][ C0] ? __cfi_ip6t_do_table+0x10/0x10 [ 188.770609][ C0] ndisc_send_skb+0x7d5/0xd40 [ 188.770622][ C0] ? __cfi_ndisc_send_skb+0x10/0x10 [ 188.770635][ C0] ? __cfi_dst_output+0x10/0x10 [ 188.770648][ C0] ? __asan_memcpy+0x5a/0x80 [ 188.770666][ C0] ? __ndisc_fill_addr_option+0xe2/0x140 [ 188.770689][ C0] ndisc_send_rs+0x67f/0x880 [ 188.770702][ C0] addrconf_dad_completed+0x96d/0xee0 [ 188.770716][ C0] ? addrconf_dad_stop+0x460/0x460 [ 188.770728][ C0] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 188.770746][ C0] addrconf_dad_work+0xc71/0x1530 [ 188.770759][ C0] ? __pwq_activate_work+0x31b/0x420 [ 188.770781][ C0] ? __cfi_addrconf_dad_work+0x10/0x10 [ 188.770794][ C0] ? _raw_spin_unlock+0x45/0x60 [ 188.770808][ C0] ? kick_pool+0xb9/0x550 [ 188.770823][ C0] process_scheduled_works+0x7d1/0x1020 [ 188.770846][ C0] worker_thread+0xc70/0x10b0 [ 188.770866][ C0] ? __cfi_try_to_wake_up+0x10/0x10 [ 188.770883][ C0] kthread+0x2c6/0x370 [ 188.770897][ C0] ? __cfi_worker_thread+0x10/0x10 [ 188.770917][ C0] ? __cfi_kthread+0x10/0x10 [ 188.770931][ C0] ret_from_fork+0x67/0xa0 [ 188.770948][ C0] ? __cfi_kthread+0x10/0x10 [ 188.770961][ C0] ret_from_fork_asm+0x1a/0x30 [ 188.770985][ C0]