Warning: Permanently added '10.128.0.200' (ED25519) to the list of known hosts. [ 38.522274][ T4290] cgroup: Unknown subsys name 'net' [ 38.786906][ T4290] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 39.168251][ T4303] loop1: detected capacity change from 0 to 128 [ 39.175951][ T4305] loop4: detected capacity change from 0 to 128 [ 39.177745][ T4303] VFS: Found a Xenix FS (block size = 1024) on device loop1 executing program [ 39.181012][ T4303] syz-executor229: attempt to access beyond end of device [ 39.181012][ T4303] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.186110][ T4305] VFS: Found a Xenix FS (block size = 1024) on device loop4 executing program [ 39.195460][ T4309] loop3: detected capacity change from 0 to 128 [ 39.196318][ T4308] loop2: detected capacity change from 0 to 128 [ 39.198162][ T4303] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 39.198240][ T4303] syz-executor229: attempt to access beyond end of device [ 39.198240][ T4303] loop1: rw=0, sector=17666806, nr_sectors = 2 limit=128 executing program [ 39.203546][ T4305] syz-executor229: attempt to access beyond end of device [ 39.203546][ T4305] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.206557][ T4305] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 39.208508][ T4305] syz-executor229: attempt to access beyond end of device [ 39.208508][ T4305] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 39.211323][ T4305] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 39.215796][ T4312] loop0: detected capacity change from 0 to 128 [ 39.220249][ T4303] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 39.220832][ T4308] VFS: Found a Xenix FS (block size = 1024) on device loop2 [ 39.221986][ T4303] syz-executor229: attempt to access beyond end of device [ 39.221986][ T4303] loop1: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 39.227004][ T4309] VFS: Found a Xenix FS (block size = 1024) on device loop3 [ 39.227600][ T4308] syz-executor229: attempt to access beyond end of device [ 39.227600][ T4308] loop2: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.229751][ T4309] syz-executor229: attempt to access beyond end of device [ 39.229751][ T4309] loop3: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.231842][ T4308] Buffer I/O error on dev loop2, logical block 3245768, async page read [ 39.235682][ T4303] Buffer I/O error on dev loop1, logical block 13269809, async page read [ 39.237806][ T4303] syz-executor229: attempt to access beyond end of device [ 39.237806][ T4303] loop1: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 39.240575][ T4303] Buffer I/O error on dev loop1, logical block 8073606, async page read [ 39.242316][ T4305] syz-executor229: attempt to access beyond end of device [ 39.242316][ T4305] loop4: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 39.246125][ T4305] Buffer I/O error on dev loop4, logical block 13269809, async page read [ 39.246488][ T4308] syz-executor229: attempt to access beyond end of device [ 39.246488][ T4308] loop2: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 39.247886][ T4305] Buffer I/O error on dev loop4, logical block 8073606, async page read [ 39.250610][ T4308] Buffer I/O error on dev loop2, logical block 8833403, async page read [ 39.257034][ T4312] VFS: Found a Xenix FS (block size = 1024) on device loop0 [ 69.622964][ T22] cfg80211: failed to load regulatory.db [ 202.101683][ T28] INFO: task syz-executor229:4313 blocked for more than 143 seconds. [ 202.103390][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.104789][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.106529][ T28] task:syz-executor229 state:D stack:0 pid:4313 ppid:4301 flags:0x0000000d [ 202.108251][ T28] Call trace: [ 202.108879][ T28] __switch_to+0x308/0x598 [ 202.109747][ T28] __schedule+0xef4/0x1d44 [ 202.110602][ T28] schedule+0xc4/0x170 [ 202.111344][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.141533][ T28] down_write_nested+0x90/0x94 [ 202.142671][ T28] do_unlinkat+0x2d0/0x70c [ 202.143607][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.144591][ T28] invoke_syscall+0x98/0x2bc [ 202.145514][ T28] el0_svc_common+0x138/0x258 [ 202.146424][ T28] do_el0_svc+0x58/0x13c [ 202.147253][ T28] el0_svc+0x58/0x168 [ 202.148008][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.148989][ T28] el0t_64_sync+0x18c/0x190 [ 202.149861][ T28] INFO: task syz-executor229:4316 blocked for more than 143 seconds. [ 202.171482][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.172965][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.174594][ T28] task:syz-executor229 state:D stack:0 pid:4316 ppid:4298 flags:0x00000005 [ 202.176380][ T28] Call trace: [ 202.176996][ T28] __switch_to+0x308/0x598 [ 202.178032][ T28] __schedule+0xef4/0x1d44 [ 202.178879][ T28] schedule+0xc4/0x170 [ 202.179624][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.180752][ T28] down_write_nested+0x90/0x94 [ 202.201541][ T28] do_unlinkat+0x2d0/0x70c [ 202.202425][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.203572][ T28] invoke_syscall+0x98/0x2bc [ 202.204455][ T28] el0_svc_common+0x138/0x258 [ 202.205418][ T28] do_el0_svc+0x58/0x13c [ 202.206236][ T28] el0_svc+0x58/0x168 [ 202.206996][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.207960][ T28] el0t_64_sync+0x18c/0x190 [ 202.208848][ T28] INFO: task syz-executor229:4315 blocked for more than 143 seconds. [ 202.210443][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.231478][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.233207][ T28] task:syz-executor229 state:D stack:0 pid:4315 ppid:4300 flags:0x00000005 [ 202.234982][ T28] Call trace: [ 202.235627][ T28] __switch_to+0x308/0x598 [ 202.236464][ T28] __schedule+0xef4/0x1d44 [ 202.237306][ T28] schedule+0xc4/0x170 [ 202.238078][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.239155][ T28] down_write_nested+0x90/0x94 [ 202.240064][ T28] do_unlinkat+0x2d0/0x70c [ 202.240991][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.271609][ T28] invoke_syscall+0x98/0x2bc [ 202.272517][ T28] el0_svc_common+0x138/0x258 [ 202.273413][ T28] do_el0_svc+0x58/0x13c [ 202.274226][ T28] el0_svc+0x58/0x168 [ 202.274975][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.275954][ T28] el0t_64_sync+0x18c/0x190 [ 202.276894][ T28] INFO: task syz-executor229:4314 blocked for more than 143 seconds. [ 202.278432][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.279780][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.281351][ T28] task:syz-executor229 state:D stack:0 pid:4314 ppid:4299 flags:0x0000000d [ 202.301479][ T28] Call trace: [ 202.302156][ T28] __switch_to+0x308/0x598 [ 202.303020][ T28] __schedule+0xef4/0x1d44 [ 202.303872][ T28] schedule+0xc4/0x170 [ 202.304646][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.305781][ T28] down_write_nested+0x90/0x94 [ 202.306734][ T28] do_unlinkat+0x2d0/0x70c [ 202.307583][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.308564][ T28] invoke_syscall+0x98/0x2bc [ 202.309457][ T28] el0_svc_common+0x138/0x258 [ 202.310357][ T28] do_el0_svc+0x58/0x13c [ 202.311192][ T28] el0_svc+0x58/0x168 [ 202.331206][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.332481][ T28] el0t_64_sync+0x18c/0x190 [ 202.333489][ T28] INFO: task syz-executor229:4317 blocked for more than 143 seconds. [ 202.335062][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.336470][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.338141][ T28] task:syz-executor229 state:D stack:0 pid:4317 ppid:4297 flags:0x0000000d [ 202.339902][ T28] Call trace: [ 202.340553][ T28] __switch_to+0x308/0x598 [ 202.361480][ T28] __schedule+0xef4/0x1d44 [ 202.362391][ T28] schedule+0xc4/0x170 [ 202.363200][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.364338][ T28] down_write_nested+0x90/0x94 [ 202.365228][ T28] do_unlinkat+0x2d0/0x70c [ 202.366096][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.367114][ T28] invoke_syscall+0x98/0x2bc [ 202.368016][ T28] el0_svc_common+0x138/0x258 [ 202.369013][ T28] do_el0_svc+0x58/0x13c [ 202.369906][ T28] el0_svc+0x58/0x168 [ 202.370706][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.401510][ T28] el0t_64_sync+0x18c/0x190 [ 202.402638][ T28] [ 202.402638][ T28] Showing all locks held in the system: [ 202.404167][ T28] 1 lock held by rcu_tasks_kthre/12: [ 202.405167][ T28] #0: ffff800015c65570 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 202.407332][ T28] 1 lock held by rcu_tasks_trace/13: [ 202.408436][ T28] #0: ffff800015c65d90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 202.410765][ T28] 1 lock held by khungtaskd/28: [ 202.431487][ T28] #0: ffff800015c653a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 202.433550][ T28] 2 locks held by getty/4057: [ 202.434511][ T28] #0: ffff0000d66f5098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 202.436367][ T28] #1: ffff80001d8102f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 202.438349][ T28] 2 locks held by syz-executor229/4303: [ 202.439389][ T28] 2 locks held by syz-executor229/4313: [ 202.440481][ T28] #0: ffff0000de86a460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 202.461497][ T28] #1: ffff0000e4c84188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 202.463619][ T28] 2 locks held by syz-executor229/4305: [ 202.464627][ T28] 2 locks held by syz-executor229/4316: [ 202.465688][ T28] #0: ffff0000da56c460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 202.467472][ T28] #1: ffff0000e4c846d0 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 202.469555][ T28] 2 locks held by syz-executor229/4308: [ 202.470537][ T28] 2 locks held by syz-executor229/4315: [ 202.491481][ T28] #0: ffff0000d81b0460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 202.493442][ T28] #1: ffff0000e4cd4188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 202.495499][ T28] 3 locks held by syz-executor229/4309: [ 202.496577][ T28] 2 locks held by syz-executor229/4314: [ 202.497677][ T28] #0: ffff0000d86de460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 202.499509][ T28] #1: ffff0000e4c84c18 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 202.521502][ T28] 2 locks held by syz-executor229/4312: [ 202.522635][ T28] 2 locks held by syz-executor229/4317: [ 202.523710][ T28] #0: ffff0000da396460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 202.525546][ T28] #1: ffff0000e4c85160 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 202.527739][ T28] [ 202.528165][ T28] ============================================= [ 202.528165][ T28] [ 202.529820][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 202.531077][ T28] CPU: 1 PID: 28 Comm: khungtaskd Tainted: G W 6.1.122-syzkaller #0 [ 202.532897][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 202.534905][ T28] Call trace: [ 202.535611][ T28] dump_backtrace+0x1c8/0x1f4 [ 202.536554][ T28] show_stack+0x2c/0x3c [ 202.537334][ T28] dump_stack_lvl+0x108/0x170 [ 202.538309][ T28] dump_stack+0x1c/0x58 [ 202.539243][ T28] panic+0x300/0x804 [ 202.540053][ T28] hung_task_panic+0x0/0x2c [ 202.540889][ T28] kthread+0x250/0x2d8 [ 202.541779][ T28] ret_from_fork+0x10/0x20 [ 202.542661][ T28] SMP: stopping secondary CPUs [ 202.543773][ T28] Kernel Offset: disabled [ 202.544594][ T28] CPU features: 0x080000,02070084,26017203 [ 202.545719][ T28] Memory Limit: none [ 202.885847][ T28] Rebooting in 86400 seconds..