Warning: Permanently added '10.128.1.186' (ED25519) to the list of known hosts. 2025/11/16 08:13:32 parsed 1 programs [ 61.239206][ T2928] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 62.508065][ T2965] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.516389][ T2965] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.525643][ T2965] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.533099][ T2965] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.579299][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.587160][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.596152][ T1454] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.604687][ T68] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.612643][ T68] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.620865][ T1454] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:13:38 executed programs: 0 [ 67.195609][ T3545] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.204538][ T3545] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.213243][ T3545] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.222090][ T3545] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.760507][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.768464][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.770736][ T68] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.776289][ T54] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.783989][ T68] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.799953][ T1454] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.935056][ T4275] loop2: detected capacity change from 0 to 32768 [ 69.996458][ T4275] ERROR: (device loop2): __get_metapage: using a discarded metapage [ 69.996458][ T4275] [ 70.007010][ T4275] ERROR: (device loop2): remounting filesystem as read-only [ 75.039488][ T98] blkno = 8ed2c, nblocks = 1 [ 75.044370][ T98] ERROR: (device loop2): dbUpdatePMap.cold: blocks are outside the map [ 75.044370][ T98] [ 85.523841][ T4408] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 85.531687][ T4408] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 85.539545][ T4408] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 85.547237][ T4408] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 87.512386][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.520486][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.527436][ T1454] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 87.528154][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 87.536201][ T1454] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 87.551649][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:13:59 executed programs: 3 [ 87.686932][ T4789] loop3: detected capacity change from 0 to 32768 [ 87.734819][ T4789] ERROR: (device loop3): __get_metapage: using a discarded metapage [ 87.734819][ T4789] [ 87.745566][ T4789] ERROR: (device loop3): remounting filesystem as read-only [ 92.799397][ T97] blkno = 8ed2c, nblocks = 1 [ 92.804057][ T97] ERROR: (device loop3): dbUpdatePMap.cold: blocks are outside the map [ 92.804057][ T97] [ 103.297624][ T4795] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 103.305409][ T4795] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 103.313600][ T4795] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 103.321381][ T4795] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 105.327593][ T68] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.335751][ T68] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.345467][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 105.355261][ T68] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 105.363455][ T68] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 105.371283][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:14:17 executed programs: 4 [ 105.505339][ T5182] loop4: detected capacity change from 0 to 32768 [ 105.555193][ T5182] ERROR: (device loop4): __get_metapage: using a discarded metapage [ 105.555193][ T5182] [ 105.566003][ T5182] ERROR: (device loop4): remounting filesystem as read-only [ 121.095329][ T5184] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 121.103014][ T5184] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 121.110601][ T5184] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 121.118055][ T5184] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 123.124196][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.132168][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.139732][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 123.152044][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 123.160458][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 123.168177][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:14:35 executed programs: 5 [ 123.302373][ T5571] loop5: detected capacity change from 0 to 32768 [ 123.354853][ T5571] ERROR: (device loop5): __get_metapage: using a discarded metapage [ 123.354853][ T5571] [ 123.365516][ T5571] ERROR: (device loop5): remounting filesystem as read-only [ 138.896185][ T5580] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 138.904148][ T5580] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 138.911662][ T5580] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 138.919179][ T5580] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 140.947077][ T3469] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 140.947082][ T1454] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 140.947098][ T1454] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 140.955140][ T3469] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 140.978576][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 140.986339][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 2025/11/16 08:14:53 executed programs: 6 [ 141.123317][ T5967] loop6: detected capacity change from 0 to 32768 [ 141.175566][ T5967] ERROR: (device loop6): __get_metapage: using a discarded metapage [ 141.175566][ T5967] [ 141.186150][ T5967] ERROR: (device loop6): remounting filesystem as read-only [ 156.726367][ T5969] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 156.734418][ T5969] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 156.742069][ T5969] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 156.750009][ T5969] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 158.787995][ T1454] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 158.795881][ T1454] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 158.806685][ T1454] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 158.816720][ T1454] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 158.824732][ T1454] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 158.832517][ T1454] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:15:11 executed programs: 7 [ 158.968188][ T6356] loop7: detected capacity change from 0 to 32768 [ 159.014872][ T6356] ERROR: (device loop7): __get_metapage: using a discarded metapage [ 159.014872][ T6356] [ 159.025907][ T6356] ERROR: (device loop7): remounting filesystem as read-only [ 174.564996][ T6358] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 174.572589][ T6358] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 174.580072][ T6358] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 174.587666][ T6358] netdevsim netdevsim8 netdevsim3: renamed from eth3 [ 176.612362][ T3469] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 176.620578][ T3469] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 176.628157][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 176.636825][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 176.644955][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 176.652536][ T3469] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:15:28 executed programs: 8 [ 176.785521][ T6745] loop8: detected capacity change from 0 to 32768 [ 176.871865][ T6745] ERROR: (device loop8): __get_metapage: using a discarded metapage [ 176.871865][ T6745] [ 176.882281][ T6745] ERROR: (device loop8): remounting filesystem as read-only [ 192.381906][ T6750] netdevsim netdevsim9 netdevsim0: renamed from eth0 [ 192.389880][ T6750] netdevsim netdevsim9 netdevsim1: renamed from eth1 [ 192.397728][ T6750] netdevsim netdevsim9 netdevsim2: renamed from eth2 [ 192.406146][ T6750] netdevsim netdevsim9 netdevsim3: renamed from eth3 [ 194.420566][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 194.428851][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 194.436401][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 194.445174][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 194.453468][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 194.461373][ T68] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:15:46 executed programs: 9 [ 194.597384][ T7138] loop9: detected capacity change from 0 to 32768 [ 194.608574][ T7138] ERROR: (device loop9): __get_metapage: using a discarded metapage [ 194.608574][ T7138] [ 194.624396][ T7138] ERROR: (device loop9): remounting filesystem as read-only [ 210.220270][ T7143] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 210.228484][ T7143] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 210.236198][ T7143] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 210.244563][ T7143] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 212.234847][ T3469] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 212.242943][ T3469] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 212.245881][ T1454] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 212.250800][ T3469] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 212.258744][ T1454] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 212.274205][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2025/11/16 08:16:04 executed programs: 10 [ 212.408675][ T7524] loop0: detected capacity change from 0 to 32768 [ 212.465089][ T7524] ERROR: (device loop0): __get_metapage: using a discarded metapage [ 212.465089][ T7524] [ 212.475958][ T7524] ERROR: (device loop0): remounting filesystem as read-only [ 216.239240][ T25] INFO: task syz.2.16:4275 blocked for more than 143 seconds. [ 216.247013][ T25] Not tainted syzkaller #0 [ 216.252439][ T25] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 216.261437][ T25] task:syz.2.16 state:D stack:13240 pid: 4275 ppid: 3545 flags:0x00004004 [ 216.270806][ T25] Call Trace: [ 216.274386][ T25] [ 216.277683][ T25] __schedule+0x2c8/0x7d0 [ 216.282332][ T25] schedule+0x53/0x90 [ 216.286338][ T25] io_schedule+0x3d/0x60 [ 216.290848][ T25] wait_on_page_bit_common+0x1ee/0x8c0 [ 216.296354][ T25] ? file_fdatawait_range+0x40/0x40 [ 216.301691][ T25] release_metapage+0x29e/0x430 [ 216.306918][ T25] __get_metapage+0x6d7/0x920 [ 216.311630][ T25] ? kmem_cache_alloc_trace+0x28b/0x2e0 [ 216.317304][ T25] dtSearch+0xbd9/0xf80 [ 216.321762][ T25] jfs_lookup+0xbf/0x180 [ 216.326151][ T25] ? d_alloc_parallel+0x494/0xab0 [ 216.331362][ T25] ? lockdep_init_map_type+0x49/0x150 [ 216.337038][ T25] ? lockdep_init_map_type+0x49/0x150 [ 216.342864][ T25] __lookup_slow+0x146/0x280 [ 216.347495][ T25] walk_component+0x1f2/0x2a0 [ 216.352317][ T25] path_lookupat+0xc6/0x320 [ 216.357303][ T25] filename_lookup+0xff/0x2a0 [ 216.362694][ T25] ? __check_object_size+0x16e/0x330 [ 216.368209][ T25] ? strncpy_from_user+0x1ff/0x290 [ 216.374036][ T25] ? getname_flags.part.0+0xec/0x270 [ 216.379582][ T25] user_path_at_empty+0x42/0x60 [ 216.384892][ T25] __x64_sys_chdir+0x4b/0x140 [ 216.389818][ T25] ? __context_tracking_exit+0xd6/0x130 [ 216.395488][ T25] do_syscall_64+0x33/0x80 [ 216.400027][ T25] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 216.406150][ T25] RIP: 0033:0x7f858aac7929 [ 216.410612][ T25] RSP: 002b:00007f858a538038 EFLAGS: 00000246 ORIG_RAX: 0000000000000050 [ 216.419233][ T25] RAX: ffffffffffffffda RBX: 00007f858aceefa0 RCX: 00007f858aac7929 [ 216.427402][ T25] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000a40 [ 216.435427][ T25] RBP: 00007f858ab49b39 R08: 0000000000000000 R09: 0000000000000000 [ 216.443830][ T25] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 216.452304][ T25] R13: 0000000000000000 R14: 00007f858aceefa0 R15: 00007ffff578aeb8 [ 216.460888][ T25] [ 216.464296][ T25] [ 216.464296][ T25] Showing all locks held in the system: [ 216.472463][ T25] 1 lock held by khungtaskd/25: [ 216.477417][ T25] #0: ffffffff837a1140 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x15/0xf2 [ 216.487931][ T25] 2 locks held by getty/1332: [ 216.492928][ T25] #0: ffff888109b69898 (&tty->ldisc_sem){....}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x60 [ 216.503001][ T25] #1: ffffc900026bf2e8 (&ldata->atomic_read_lock){....}-{3:3}, at: n_tty_read+0x899/0xa20 [ 216.513789][ T25] 1 lock held by syz.2.16/4275: [ 216.518634][ T25] #0: ffff888118659f60 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.529019][ T25] 1 lock held by syz.3.17/4789: [ 216.533905][ T25] #0: ffff88811865b940 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.544696][ T25] 1 lock held by syz.4.18/5182: [ 216.549709][ T25] #0: ffff888118574a80 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.560380][ T25] 1 lock held by syz.5.19/5571: [ 216.565325][ T25] #0: ffff88811865dbc0 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.576227][ T25] 1 lock held by syz.6.20/5967: [ 216.581421][ T25] #0: ffff888121c10580 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.592163][ T25] 1 lock held by syz.7.21/6356: [ 216.597025][ T25] #0: ffff88811857a800 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.607519][ T25] 1 lock held by syz.8.22/6745: [ 216.612493][ T25] #0: ffff88811857d320 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.623468][ T25] 1 lock held by syz.9.23/7138: [ 216.628429][ T25] #0: ffff888121c11f60 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.639589][ T25] 1 lock held by syz.0.24/7524: [ 216.644535][ T25] #0: ffff888121c130a0 (&type->i_mutex_dir_key#8){....}-{3:3}, at: walk_component+0x1e3/0x2a0 [ 216.655191][ T25] [ 216.657634][ T25] ============================================= [ 216.657634][ T25] [ 216.666917][ T25] NMI backtrace for cpu 1 [ 216.671656][ T25] CPU: 1 PID: 25 Comm: khungtaskd Not tainted syzkaller #0 [ 216.679006][ T25] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 216.689502][ T25] Call Trace: [ 216.693044][ T25] [ 216.696116][ T25] dump_stack_lvl+0x8e/0xdd [ 216.700635][ T25] nmi_cpu_backtrace.cold+0x46/0xde [ 216.705954][ T25] ? lapic_can_unplug_cpu+0x80/0x80 [ 216.711264][ T25] nmi_trigger_cpumask_backtrace+0x11b/0x150 [ 216.717455][ T25] watchdog+0x78d/0x7d0 [ 216.721692][ T25] ? proc_dohung_task_timeout_secs+0x80/0x80 [ 216.727904][ T25] kthread+0x13a/0x160 [ 216.731999][ T25] ? set_kthread_struct+0x60/0x60 [ 216.737150][ T25] ret_from_fork+0x1f/0x30 [ 216.741813][ T25] [ 216.745473][ T25] Sending NMI from CPU 1 to CPUs 0: [ 216.751294][ C0] NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10 [ 216.752282][ T25] Kernel panic - not syncing: hung_task: blocked tasks [ 216.768150][ T25] Kernel Offset: disabled [ 216.772691][ T25] Rebooting in 86400 seconds..