Warning: Permanently added '10.128.1.85' (ED25519) to the list of known hosts. [ 38.872349][ T4291] cgroup: Unknown subsys name 'net' [ 39.074477][ T4291] cgroup: Unknown subsys name 'rlimit' executing program [ 39.471303][ T4304] loop0: detected capacity change from 0 to 128 executing program executing program [ 39.479169][ T4306] loop4: detected capacity change from 0 to 128 [ 39.483267][ T4304] VFS: Found a Xenix FS (block size = 1024) on device loop0 [ 39.486453][ T4304] syz-executor372: attempt to access beyond end of device [ 39.486453][ T4304] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 executing program [ 39.495825][ T4310] loop2: detected capacity change from 0 to 128 [ 39.500451][ T4306] VFS: Found a Xenix FS (block size = 1024) on device loop4 executing program [ 39.503144][ T4306] syz-executor372: attempt to access beyond end of device [ 39.503144][ T4306] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.505133][ T4311] loop1: detected capacity change from 0 to 128 [ 39.506214][ T4306] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 39.510380][ T4304] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 39.515273][ T4313] loop3: detected capacity change from 0 to 128 [ 39.517894][ T4304] syz-executor372: attempt to access beyond end of device [ 39.517894][ T4304] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 39.519529][ T4311] VFS: Found a Xenix FS (block size = 1024) on device loop1 [ 39.522714][ T4310] VFS: Found a Xenix FS (block size = 1024) on device loop2 [ 39.524819][ T4304] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 39.525901][ T4311] syz-executor372: attempt to access beyond end of device [ 39.525901][ T4311] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.526706][ T4304] syz-executor372: attempt to access beyond end of device [ 39.526706][ T4304] loop0: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 39.533951][ T4310] syz-executor372: attempt to access beyond end of device [ 39.533951][ T4310] loop2: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 39.536350][ T4311] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 39.536996][ T4310] Buffer I/O error on dev loop2, logical block 3245768, async page read [ 39.538753][ T4311] syz-executor372: attempt to access beyond end of device [ 39.538753][ T4311] loop1: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 39.540889][ T4313] VFS: Found a Xenix FS (block size = 1024) on device loop3 [ 39.545598][ T4306] syz-executor372: attempt to access beyond end of device [ 39.545598][ T4306] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 39.548500][ T4306] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 39.550317][ T4311] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 39.550357][ T4311] syz-executor372: attempt to access beyond end of device [ 39.550357][ T4311] loop1: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 39.550376][ T4311] Buffer I/O error on dev loop1, logical block 13269809, async page read [ 39.550413][ T4311] syz-executor372: attempt to access beyond end of device [ 39.550413][ T4311] loop1: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 39.550433][ T4311] Buffer I/O error on dev loop1, logical block 8073606, async page read [ 39.550698][ T4311] Buffer I/O error on dev loop1, logical block 3245771, async page read [ 69.620595][ T112] cfg80211: failed to load regulatory.db [ 202.739430][ T28] INFO: task syz-executor372:4314 blocked for more than 143 seconds. [ 202.741225][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.742726][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.744460][ T28] task:syz-executor372 state:D stack:0 pid:4314 ppid:4298 flags:0x00000005 [ 202.746312][ T28] Call trace: [ 202.746942][ T28] __switch_to+0x308/0x598 [ 202.747772][ T28] __schedule+0xef4/0x1d44 [ 202.748643][ T28] schedule+0xc4/0x170 [ 202.779260][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.780539][ T28] down_write_nested+0x90/0x94 [ 202.781520][ T28] do_unlinkat+0x2d0/0x70c [ 202.782416][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.783427][ T28] invoke_syscall+0x98/0x2bc [ 202.784301][ T28] el0_svc_common+0x138/0x258 [ 202.785245][ T28] do_el0_svc+0x58/0x13c [ 202.786125][ T28] el0_svc+0x58/0x168 [ 202.786861][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.787865][ T28] el0t_64_sync+0x18c/0x190 [ 202.788739][ T28] INFO: task syz-executor372:4315 blocked for more than 143 seconds. [ 202.819258][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.820846][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.822626][ T28] task:syz-executor372 state:D stack:0 pid:4315 ppid:4299 flags:0x00000005 [ 202.824434][ T28] Call trace: [ 202.825071][ T28] __switch_to+0x308/0x598 [ 202.825954][ T28] __schedule+0xef4/0x1d44 [ 202.826832][ T28] schedule+0xc4/0x170 [ 202.827638][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.828772][ T28] down_write_nested+0x90/0x94 [ 202.839252][ T28] do_unlinkat+0x2d0/0x70c [ 202.840099][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.841082][ T28] invoke_syscall+0x98/0x2bc [ 202.841974][ T28] el0_svc_common+0x138/0x258 [ 202.842969][ T28] do_el0_svc+0x58/0x13c [ 202.843780][ T28] el0_svc+0x58/0x168 [ 202.844568][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.845549][ T28] el0t_64_sync+0x18c/0x190 [ 202.846496][ T28] INFO: task syz-executor372:4316 blocked for more than 143 seconds. [ 202.848033][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.879251][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.881037][ T28] task:syz-executor372 state:D stack:0 pid:4316 ppid:4302 flags:0x00000005 [ 202.882777][ T28] Call trace: [ 202.883456][ T28] __switch_to+0x308/0x598 [ 202.884399][ T28] __schedule+0xef4/0x1d44 [ 202.885239][ T28] schedule+0xc4/0x170 [ 202.886012][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.887123][ T28] down_write_nested+0x90/0x94 [ 202.888037][ T28] do_unlinkat+0x2d0/0x70c [ 202.888891][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.909267][ T28] invoke_syscall+0x98/0x2bc [ 202.910215][ T28] el0_svc_common+0x138/0x258 [ 202.911107][ T28] do_el0_svc+0x58/0x13c [ 202.911913][ T28] el0_svc+0x58/0x168 [ 202.912670][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.913639][ T28] el0t_64_sync+0x18c/0x190 [ 202.919825][ T28] INFO: task syz-executor372:4317 blocked for more than 143 seconds. [ 202.921524][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.922917][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.924552][ T28] task:syz-executor372 state:D stack:0 pid:4317 ppid:4301 flags:0x00000005 [ 202.926374][ T28] Call trace: [ 202.927088][ T28] __switch_to+0x308/0x598 [ 202.927928][ T28] __schedule+0xef4/0x1d44 [ 202.928808][ T28] schedule+0xc4/0x170 [ 202.949265][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.950518][ T28] down_write_nested+0x90/0x94 [ 202.951678][ T28] do_unlinkat+0x2d0/0x70c [ 202.952597][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 202.953671][ T28] invoke_syscall+0x98/0x2bc [ 202.954662][ T28] el0_svc_common+0x138/0x258 [ 202.955577][ T28] do_el0_svc+0x58/0x13c [ 202.956452][ T28] el0_svc+0x58/0x168 [ 202.957268][ T28] el0t_64_sync_handler+0x84/0xf0 [ 202.958266][ T28] el0t_64_sync+0x18c/0x190 [ 202.959181][ T28] INFO: task syz-executor372:4318 blocked for more than 143 seconds. [ 202.989274][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 202.990909][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 202.992611][ T28] task:syz-executor372 state:D stack:0 pid:4318 ppid:4300 flags:0x00000005 [ 202.994499][ T28] Call trace: [ 202.995147][ T28] __switch_to+0x308/0x598 [ 202.996074][ T28] __schedule+0xef4/0x1d44 [ 202.997013][ T28] schedule+0xc4/0x170 [ 202.997941][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 202.999082][ T28] down_write_nested+0x90/0x94 [ 203.029270][ T28] do_unlinkat+0x2d0/0x70c [ 203.030218][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 203.031293][ T28] invoke_syscall+0x98/0x2bc [ 203.032260][ T28] el0_svc_common+0x138/0x258 [ 203.033254][ T28] do_el0_svc+0x58/0x13c [ 203.034217][ T28] el0_svc+0x58/0x168 [ 203.035037][ T28] el0t_64_sync_handler+0x84/0xf0 [ 203.036034][ T28] el0t_64_sync+0x18c/0x190 [ 203.036972][ T28] [ 203.036972][ T28] Showing all locks held in the system: [ 203.038472][ T28] 1 lock held by rcu_tasks_kthre/12: [ 203.051825][ T28] #0: ffff800015c65570 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 203.054169][ T28] 1 lock held by rcu_tasks_trace/13: [ 203.055243][ T28] #0: ffff800015c65d90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 203.057593][ T28] 1 lock held by khungtaskd/28: [ 203.058663][ T28] #0: ffff800015c653a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 203.079283][ T28] 2 locks held by getty/4054: [ 203.080242][ T28] #0: ffff0000d6c4a098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 203.082240][ T28] #1: ffff80001d8402f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 203.084350][ T28] 2 locks held by syz-executor372/4304: [ 203.085453][ T28] 2 locks held by syz-executor372/4314: [ 203.086621][ T28] #0: ffff0000da9c2460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 203.088557][ T28] #1: ffff0000e4c88188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 203.109314][ T28] 2 locks held by syz-executor372/4306: [ 203.110491][ T28] 2 locks held by syz-executor372/4315: [ 203.111708][ T28] #0: ffff0000da646460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 203.113639][ T28] #1: ffff0000e4c886d0 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 203.115665][ T28] 2 locks held by syz-executor372/4311: [ 203.116781][ T28] 2 locks held by syz-executor372/4316: [ 203.117902][ T28] #0: ffff0000d8dca460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 203.149318][ T28] #1: ffff0000e4cc8188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 203.151615][ T28] 2 locks held by syz-executor372/4310: [ 203.152833][ T28] 2 locks held by syz-executor372/4317: [ 203.153950][ T28] #0: ffff0000d9524460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 203.155864][ T28] #1: ffff0000e4c88c18 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 203.158013][ T28] 2 locks held by syz-executor372/4313: [ 203.159084][ T28] 2 locks held by syz-executor372/4318: [ 203.189311][ T28] #0: ffff0000da846460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 203.191480][ T28] #1: ffff0000e4c89160 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 203.193768][ T28] [ 203.194235][ T28] ============================================= [ 203.194235][ T28] [ 203.195948][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 203.197390][ T28] CPU: 0 PID: 28 Comm: khungtaskd Tainted: G W 6.1.122-syzkaller #0 [ 203.199302][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 203.201356][ T28] Call trace: [ 203.201988][ T28] dump_backtrace+0x1c8/0x1f4 [ 203.202977][ T28] show_stack+0x2c/0x3c [ 203.203868][ T28] dump_stack_lvl+0x108/0x170 [ 203.204753][ T28] dump_stack+0x1c/0x58 [ 203.205601][ T28] panic+0x300/0x804 [ 203.206447][ T28] hung_task_panic+0x0/0x2c [ 203.207375][ T28] kthread+0x250/0x2d8 [ 203.208247][ T28] ret_from_fork+0x10/0x20 [ 203.209117][ T28] SMP: stopping secondary CPUs [ 203.210143][ T28] Kernel Offset: disabled [ 203.211011][ T28] CPU features: 0x080000,02070084,26017203 [ 203.212195][ T28] Memory Limit: none [ 203.538893][ T28] Rebooting in 86400 seconds..