Warning: Permanently added '10.128.1.59' (ED25519) to the list of known hosts. [ 272.170997][ T6260] cgroup: Unknown subsys name 'net' [ 272.413403][ T6260] cgroup: Unknown subsys name 'rlimit' executing program executing program [ 272.826491][ T6280] loop4: detected capacity change from 0 to 128 executing program [ 272.836577][ T6280] syz-executor404: attempt to access beyond end of device executing program [ 272.836577][ T6280] loop4: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 272.840910][ T6280] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 272.845936][ T6280] syz-executor404: attempt to access beyond end of device [ 272.845936][ T6280] loop4: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 272.850859][ T6281] loop2: detected capacity change from 0 to 128 executing program [ 272.858818][ T6280] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 272.861113][ T6280] syz-executor404: attempt to access beyond end of device [ 272.861113][ T6280] loop4: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 272.864871][ T6280] Buffer I/O error on dev loop4, logical block 13269809, async page read [ 272.866883][ T6285] loop0: detected capacity change from 0 to 128 [ 272.867240][ T6280] syz-executor404: attempt to access beyond end of device [ 272.867240][ T6280] loop4: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 272.869947][ T6287] loop1: detected capacity change from 0 to 128 [ 272.874319][ T6280] Buffer I/O error on dev loop4, logical block 8073606, async page read [ 272.879176][ T6288] loop3: detected capacity change from 0 to 128 [ 272.879253][ T6280] syz-executor404: attempt to access beyond end of device [ 272.879253][ T6280] loop4: rw=0, sector=6491542, nr_sectors = 2 limit=128 [ 272.885506][ T6280] Buffer I/O error on dev loop4, logical block 3245771, async page read [ 272.888123][ T6285] syz-executor404: attempt to access beyond end of device [ 272.888123][ T6285] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 272.889544][ T6280] syz-executor404: attempt to access beyond end of device [ 272.889544][ T6280] loop4: rw=0, sector=17668342, nr_sectors = 2 limit=128 [ 272.895126][ T6287] syz-executor404: attempt to access beyond end of device [ 272.895126][ T6287] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 272.898909][ T6280] Buffer I/O error on dev loop4, logical block 8834171, async page read [ 272.900147][ T6288] syz-executor404: attempt to access beyond end of device [ 272.900147][ T6288] loop3: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 272.901672][ T6280] syz-executor404: attempt to access beyond end of device [ 272.901672][ T6280] loop4: rw=0, sector=26932834, nr_sectors = 2 limit=128 [ 272.905896][ T6288] Buffer I/O error on dev loop3, logical block 3245768, async page read [ 272.912327][ T6285] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 272.912443][ T6281] Buffer I/O error on dev loop2, logical block 3245768, async page read [ 272.914792][ T6287] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 428.028573][ T30] INFO: task syz-executor404:6289 blocked for more than 143 seconds. [ 428.030777][ T30] Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.032521][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.034694][ T30] task:syz-executor404 state:D stack:0 pid:6289 tgid:6278 ppid:6271 flags:0x00000005 [ 428.037241][ T30] Call trace: [ 428.038048][ T30] __switch_to+0x314/0x560 [ 428.068492][ T30] __schedule+0x14b8/0x24e8 [ 428.069724][ T30] schedule+0xbc/0x238 [ 428.070758][ T30] d_wait_lookup+0x1a0/0x27c [ 428.071944][ T30] d_alloc_parallel+0x9c4/0x1184 [ 428.073194][ T30] __lookup_slow+0x108/0x374 [ 428.074320][ T30] lookup_slow+0x60/0x84 [ 428.075364][ T30] link_path_walk+0x7dc/0xc78 [ 428.076523][ T30] path_openat+0x1cc/0x2830 [ 428.077619][ T30] do_filp_open+0x1bc/0x3cc [ 428.098537][ T30] do_sys_openat2+0x124/0x1b8 [ 428.099750][ T30] __arm64_sys_openat+0x1f0/0x240 [ 428.101041][ T30] invoke_syscall+0x98/0x2b8 [ 428.102262][ T30] el0_svc_common+0x130/0x23c [ 428.103462][ T30] do_el0_svc+0x48/0x58 [ 428.104544][ T30] el0_svc+0x54/0x168 [ 428.105540][ T30] el0t_64_sync_handler+0x84/0xfc [ 428.106798][ T30] el0t_64_sync+0x190/0x194 [ 428.107921][ T30] INFO: task syz-executor404:6292 blocked for more than 143 seconds. [ 428.128496][ T30] Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.130355][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.132560][ T30] task:syz-executor404 state:D stack:0 pid:6292 tgid:6279 ppid:6268 flags:0x00000005 [ 428.135084][ T30] Call trace: [ 428.135925][ T30] __switch_to+0x314/0x560 [ 428.137036][ T30] __schedule+0x14b8/0x24e8 [ 428.138177][ T30] schedule+0xbc/0x238 [ 428.158458][ T30] d_wait_lookup+0x1a0/0x27c [ 428.159760][ T30] d_alloc_parallel+0x9c4/0x1184 [ 428.160991][ T30] __lookup_slow+0x108/0x374 [ 428.162113][ T30] lookup_slow+0x60/0x84 [ 428.163147][ T30] link_path_walk+0x7dc/0xc78 [ 428.164321][ T30] path_openat+0x1cc/0x2830 [ 428.165480][ T30] do_filp_open+0x1bc/0x3cc [ 428.166591][ T30] do_sys_openat2+0x124/0x1b8 [ 428.167776][ T30] __arm64_sys_openat+0x1f0/0x240 [ 428.198469][ T30] invoke_syscall+0x98/0x2b8 [ 428.199729][ T30] el0_svc_common+0x130/0x23c [ 428.200927][ T30] do_el0_svc+0x48/0x58 [ 428.201969][ T30] el0_svc+0x54/0x168 [ 428.202971][ T30] el0t_64_sync_handler+0x84/0xfc [ 428.204189][ T30] el0t_64_sync+0x190/0x194 [ 428.205364][ T30] INFO: task syz-executor404:6291 blocked for more than 143 seconds. [ 428.207434][ T30] Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.223179][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.225340][ T30] task:syz-executor404 state:D stack:0 pid:6291 tgid:6282 ppid:6266 flags:0x00000005 [ 428.227912][ T30] Call trace: [ 428.248511][ T30] __switch_to+0x314/0x560 [ 428.249627][ T30] __schedule+0x14b8/0x24e8 [ 428.250920][ T30] schedule+0xbc/0x238 [ 428.252009][ T30] d_wait_lookup+0x1a0/0x27c [ 428.253252][ T30] d_alloc_parallel+0x9c4/0x1184 [ 428.254543][ T30] __lookup_slow+0x108/0x374 [ 428.255760][ T30] lookup_slow+0x60/0x84 [ 428.256940][ T30] link_path_walk+0x7dc/0xc78 [ 428.258254][ T30] path_openat+0x1cc/0x2830 [ 428.278465][ T30] do_filp_open+0x1bc/0x3cc [ 428.279737][ T30] do_sys_openat2+0x124/0x1b8 [ 428.281166][ T30] __arm64_sys_openat+0x1f0/0x240 [ 428.282434][ T30] invoke_syscall+0x98/0x2b8 [ 428.283646][ T30] el0_svc_common+0x130/0x23c [ 428.284784][ T30] do_el0_svc+0x48/0x58 [ 428.285792][ T30] el0_svc+0x54/0x168 [ 428.286798][ T30] el0t_64_sync_handler+0x84/0xfc [ 428.288085][ T30] el0t_64_sync+0x190/0x194 [ 428.308505][ T30] INFO: task syz-executor404:6293 blocked for more than 143 seconds. [ 428.310704][ T30] Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.312678][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.315050][ T30] task:syz-executor404 state:D stack:0 pid:6293 tgid:6283 ppid:6267 flags:0x00000005 [ 428.317724][ T30] Call trace: [ 428.338535][ T30] __switch_to+0x314/0x560 [ 428.339761][ T30] __schedule+0x14b8/0x24e8 [ 428.340980][ T30] schedule+0xbc/0x238 [ 428.342043][ T30] d_wait_lookup+0x1a0/0x27c [ 428.343223][ T30] d_alloc_parallel+0x9c4/0x1184 [ 428.344497][ T30] __lookup_slow+0x108/0x374 [ 428.345757][ T30] lookup_slow+0x60/0x84 [ 428.346876][ T30] link_path_walk+0x7dc/0xc78 [ 428.348135][ T30] path_openat+0x1cc/0x2830 [ 428.378456][ T30] do_filp_open+0x1bc/0x3cc [ 428.379747][ T30] do_sys_openat2+0x124/0x1b8 [ 428.380940][ T30] __arm64_sys_openat+0x1f0/0x240 [ 428.382284][ T30] invoke_syscall+0x98/0x2b8 [ 428.383528][ T30] el0_svc_common+0x130/0x23c [ 428.384683][ T30] do_el0_svc+0x48/0x58 [ 428.385779][ T30] el0_svc+0x54/0x168 [ 428.386902][ T30] el0t_64_sync_handler+0x84/0xfc [ 428.388290][ T30] el0t_64_sync+0x190/0x194 [ 428.408481][ T30] INFO: task syz-executor404:6290 blocked for more than 143 seconds. [ 428.410689][ T30] Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.412485][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.414832][ T30] task:syz-executor404 state:D stack:0 pid:6290 tgid:6284 ppid:6269 flags:0x00000005 [ 428.417441][ T30] Call trace: [ 428.418291][ T30] __switch_to+0x314/0x560 [ 428.438457][ T30] __schedule+0x14b8/0x24e8 [ 428.439686][ T30] schedule+0xbc/0x238 [ 428.440737][ T30] d_wait_lookup+0x1a0/0x27c [ 428.441988][ T30] d_alloc_parallel+0x9c4/0x1184 [ 428.443400][ T30] __lookup_slow+0x108/0x374 [ 428.444607][ T30] lookup_slow+0x60/0x84 [ 428.445741][ T30] link_path_walk+0x7dc/0xc78 [ 428.447028][ T30] path_openat+0x1cc/0x2830 [ 428.448226][ T30] do_filp_open+0x1bc/0x3cc [ 428.478464][ T30] do_sys_openat2+0x124/0x1b8 [ 428.479804][ T30] __arm64_sys_openat+0x1f0/0x240 [ 428.481260][ T30] invoke_syscall+0x98/0x2b8 [ 428.482457][ T30] el0_svc_common+0x130/0x23c [ 428.483819][ T30] do_el0_svc+0x48/0x58 [ 428.485356][ T30] el0_svc+0x54/0x168 [ 428.486428][ T30] el0t_64_sync_handler+0x84/0xfc [ 428.487754][ T30] el0t_64_sync+0x190/0x194 [ 428.508484][ T30] [ 428.508484][ T30] Showing all locks held in the system: [ 428.510630][ T30] 1 lock held by khungtaskd/30: [ 428.511865][ T30] #0: ffff80008f087940 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 428.514370][ T30] 2 locks held by getty/6003: [ 428.515589][ T30] #0: ffff0000d2ad70a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 428.518123][ T30] #1: ffff800097b9e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 [ 428.548503][ T30] 1 lock held by syz-executor404/6280: [ 428.550007][ T30] 1 lock held by syz-executor404/6289: [ 428.551434][ T30] #0: ffff0000dd1ac188 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 428.554135][ T30] 1 lock held by syz-executor404/6281: [ 428.555570][ T30] 1 lock held by syz-executor404/6292: [ 428.557039][ T30] #0: ffff0000dd015160 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 428.578478][ T30] 2 locks held by syz-executor404/6285: [ 428.579935][ T30] 1 lock held by syz-executor404/6291: [ 428.581543][ T30] #0: ffff0000dd014188 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 428.584128][ T30] 2 locks held by syz-executor404/6287: [ 428.585629][ T30] 1 lock held by syz-executor404/6293: [ 428.587034][ T30] #0: ffff0000dd014c18 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 428.618473][ T30] 2 locks held by syz-executor404/6288: [ 428.620009][ T30] 1 lock held by syz-executor404/6290: [ 428.621509][ T30] #0: ffff0000dd0146d0 (&type->i_mutex_dir_key#8){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 428.624188][ T30] [ 428.624800][ T30] ============================================= [ 428.624800][ T30] [ 428.626930][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 428.628715][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc7-syzkaller-gfda5695d692c #0 [ 428.631249][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 428.633890][ T30] Call trace: [ 428.634734][ T30] dump_backtrace+0x1b8/0x1e4 [ 428.635996][ T30] show_stack+0x2c/0x3c [ 428.637112][ T30] dump_stack_lvl+0xe4/0x150 [ 428.638309][ T30] dump_stack+0x1c/0x28 [ 428.639453][ T30] panic+0x30c/0x894 [ 428.640503][ T30] hung_task_panic+0x0/0x2c [ 428.641660][ T30] kthread+0x288/0x310 [ 428.642766][ T30] ret_from_fork+0x10/0x20 [ 428.643978][ T30] SMP: stopping secondary CPUs [ 428.645273][ T30] Kernel Offset: disabled [ 428.646435][ T30] CPU features: 0x00,00000103,80100128,42017203 [ 428.648103][ T30] Memory Limit: none [ 429.013215][ T30] Rebooting in 86400 seconds..