Warning: Permanently added '[localhost]:46820' (ED25519) to the list of known hosts. [ 1611.838420][ T28] audit: type=1400 audit(1611.580:58): avc: denied { execute } for pid=3120 comm="sh" name="syz-executor137346067" dev="vda" ino=1737 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 1611.839597][ T28] audit: type=1400 audit(1611.580:59): avc: denied { execute_no_trans } for pid=3120 comm="sh" path="/syz-executor137346067" dev="vda" ino=1737 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 1611.902696][ T28] audit: type=1400 audit(1611.640:60): avc: denied { execmem } for pid=3120 comm="syz-executor137" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 1611.919527][ T28] audit: type=1400 audit(1611.660:61): avc: denied { mounton } for pid=3121 comm="syz-executor137" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 1611.922843][ T28] audit: type=1400 audit(1611.660:62): avc: denied { mount } for pid=3121 comm="syz-executor137" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 1611.929244][ T28] audit: type=1400 audit(1611.670:63): avc: denied { mounton } for pid=3121 comm="syz-executor137" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 1612.078094][ T28] audit: type=1400 audit(1611.820:64): avc: denied { mounton } for pid=3121 comm="syz-executor137" path="/dev/binderfs" dev="devtmpfs" ino=1516 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 1612.084223][ T28] audit: type=1400 audit(1611.820:65): avc: denied { mount } for pid=3121 comm="syz-executor137" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 executing program [ 1612.119805][ T28] audit: type=1400 audit(1611.860:66): avc: denied { read write } for pid=3122 comm="syz-executor137" name="nbd0" dev="devtmpfs" ino=656 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 1612.125612][ T28] audit: type=1400 audit(1611.860:67): avc: denied { open } for pid=3122 comm="syz-executor137" path="/dev/nbd0" dev="devtmpfs" ino=656 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1 [ 1612.678624][ T3126] nbd0: detected capacity change from 0 to 131072 [ 1612.853523][ T47] block nbd0: Receive control failed (result -104) [ 1642.968393][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 30 seconds [ 1672.874195][ T2924] udevd[2924]: worker [3125] /devices/virtual/block/nbd0 is taking a long time [ 1673.048916][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 60 seconds [ 1703.128171][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 90 seconds [ 1733.208151][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 120 seconds [ 1763.289881][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 150 seconds [ 1793.253736][ T2924] udevd[2924]: worker [3125] /devices/virtual/block/nbd0 timeout; kill it [ 1793.258855][ T3125] nbd0: unable to read partition table [ 1793.260193][ T2924] udevd[2924]: seq 5230 '/devices/virtual/block/nbd0' killed [ 1793.264920][ T3125] nbd0: partition table beyond EOD, truncated executing program [ 1793.369000][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 180 seconds [ 1823.448982][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 210 seconds [ 1853.529799][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 240 seconds [ 1883.608649][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 270 seconds [ 1913.690135][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 300 seconds [ 1943.768852][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 330 seconds [ 1973.848563][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 360 seconds [ 2003.928745][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 390 seconds [ 2034.011688][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 420 seconds [ 2064.089367][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 450 seconds [ 2094.169015][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 480 seconds [ 2124.249050][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 510 seconds [ 2154.331468][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 540 seconds [ 2184.409137][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 570 seconds [ 2214.489329][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 600 seconds [ 2244.569188][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 630 seconds [ 2274.648944][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 660 seconds [ 2304.728795][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 690 seconds [ 2334.809555][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 720 seconds [ 2364.888847][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 750 seconds [ 2394.969097][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 780 seconds [ 2425.049399][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 810 seconds [ 2455.129109][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 840 seconds [ 2485.209168][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 870 seconds [ 2515.288375][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 900 seconds [ 2545.368906][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 930 seconds [ 2575.449084][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 960 seconds [ 2605.528637][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 990 seconds [ 2635.608813][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 1020 seconds [ 2665.689341][ T9] block nbd0: Possible stuck request 00000000770f6f73: control (read@0,4096B). Runtime 1050 seconds [ 2675.929371][ T29] INFO: task udevd:3125 blocked for more than 450 seconds. [ 2675.930124][ T29] Not tainted 6.6.0-rc1-syzkaller #0 [ 2675.930456][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2675.931330][ T29] task:udevd state:D stack:0 pid:3125 ppid:2924 flags:0x0000000d [ 2675.932201][ T29] Call trace: [ 2675.932748][ T29] __switch_to+0x1d0/0x348 [ 2675.933068][ T29] __schedule+0xac4/0x2ae4 [ 2675.933831][ T29] schedule+0xc8/0x19c [ 2675.934268][ T29] io_schedule+0xac/0x114 [ 2675.934551][ T29] folio_wait_bit_common+0x2a8/0x6d8 [ 2675.934886][ T29] __filemap_get_folio+0x418/0x840 [ 2675.935200][ T29] truncate_inode_pages_range+0x270/0xb4c [ 2675.935557][ T29] truncate_inode_pages+0x14/0x20 [ 2675.935884][ T29] blkdev_flush_mapping+0x100/0x250 [ 2675.936233][ T29] blkdev_put_whole+0xd4/0xf0 [ 2675.941685][ T29] blkdev_put+0x284/0x6a8 [ 2675.942032][ T29] blkdev_release+0x74/0xa8 [ 2675.942293][ T29] __fput+0x2a8/0x830 [ 2675.942549][ T29] ____fput+0x10/0x1c [ 2675.942801][ T29] task_work_run+0x124/0x20c [ 2675.943080][ T29] do_exit+0x75c/0x1ecc [ 2675.943317][ T29] do_group_exit+0xa4/0x208 [ 2675.944490][ T29] get_signal+0x19a4/0x1ae8 [ 2675.944903][ T29] do_notify_resume+0x480/0x3028 [ 2675.945305][ T29] el0_svc+0x11c/0x140 [ 2675.945615][ T29] el0t_64_sync_handler+0x100/0x12c [ 2675.945916][ T29] el0t_64_sync+0x190/0x194 [ 2675.946947][ T29] INFO: task syz-executor137:3128 blocked for more than 450 seconds. [ 2675.947345][ T29] Not tainted 6.6.0-rc1-syzkaller #0 [ 2675.947678][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2675.948050][ T29] task:syz-executor137 state:D stack:0 pid:3128 ppid:3121 flags:0x00000005 [ 2675.948562][ T29] Call trace: [ 2675.948791][ T29] __switch_to+0x1d0/0x348 [ 2675.949170][ T29] __schedule+0xac4/0x2ae4 [ 2675.949558][ T29] schedule+0xc8/0x19c [ 2675.949851][ T29] schedule_preempt_disabled+0x18/0x2c [ 2675.950211][ T29] __mutex_lock+0x4e8/0x840 [ 2675.950503][ T29] mutex_lock_nested+0x24/0x30 [ 2675.950832][ T29] blkdev_get_by_dev.part.0+0x3ec/0x810 [ 2675.951252][ T29] blkdev_get_by_dev+0x68/0x7c [ 2675.951574][ T29] blkdev_open+0xec/0x288 [ 2675.951942][ T29] do_dentry_open+0x4e8/0x1138 [ 2675.952377][ T29] vfs_open+0x90/0xc8 [ 2675.952757][ T29] path_openat+0x1488/0x2058 [ 2675.953130][ T29] do_filp_open+0x16c/0x330 [ 2675.953424][ T29] do_sys_openat2+0x12c/0x160 [ 2675.953712][ T29] __arm64_sys_openat+0x12c/0x1b8 [ 2675.954013][ T29] invoke_syscall+0x6c/0x258 [ 2675.954434][ T29] el0_svc_common.constprop.0+0xac/0x230 [ 2675.954836][ T29] do_el0_svc+0x40/0x58 [ 2675.955128][ T29] el0_svc+0x58/0x140 [ 2675.955456][ T29] el0t_64_sync_handler+0x100/0x12c [ 2675.955812][ T29] el0t_64_sync+0x190/0x194 [ 2675.956256][ T29] INFO: lockdep is turned off. [ 2675.958554][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 2675.959318][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.6.0-rc1-syzkaller #0 [ 2675.959745][ T29] Hardware name: linux,dummy-virt (DT) [ 2675.960099][ T29] Call trace: [ 2675.960321][ T29] dump_backtrace+0x9c/0x11c [ 2675.960636][ T29] show_stack+0x18/0x24 [ 2675.961131][ T29] dump_stack_lvl+0x74/0xd4 [ 2675.961407][ T29] dump_stack+0x1c/0x28 [ 2675.961791][ T29] panic+0x4f0/0x5bc [ 2675.962253][ T29] watchdog+0x62c/0xdb0 [ 2675.962589][ T29] kthread+0x27c/0x300 [ 2675.962884][ T29] ret_from_fork+0x10/0x20 [ 2675.963740][ T29] SMP: stopping secondary CPUs [ 2675.964874][ T29] Kernel Offset: disabled [ 2675.965137][ T29] CPU features: 0x88000202,34020000,0000421b [ 2675.965866][ T29] Memory Limit: none [ 2675.966983][ T29] Rebooting in 86400 seconds.. VM DIAGNOSIS: 05:36:27 Registers: info registers vcpu 0 CPU#0 PC=ffff800084c6de84 X00=0000000000000000 X01=ffff80008640f000 X02=0000000000000000 X03=1ffff00010c85a59 X04=ffff60000d51b939 X05=ffff00006a8dc9c0 X06=0000000000000001 X07=ffff00006a8dc9c3 X08=00009ffff2ae46c8 X09=dfff800000000000 X10=ffff60000d51b938 X11=1fffe0000d51b938 X12=ffff60000d51b939 X13=dfff800000000000 X14=0000000000000003 X15=ffff00006a8ceeb0 X16=0000000000000000 X17=0000000000000000 X18=ffff8000863c3740 X19=ffff80008026e018 X20=0000000000000000 X21=dfff800000000000 X22=ffff80008642d2c0 X23=1ffff00010c8197c X24=0000000000000000 X25=ffff80008640c000 X26=ffff700010c85a58 X27=0000000000000000 X28=1ffff00010c7afb6 X29=ffff8000863d7d00 X30=ffff800084c6de98 SP=ffff8000863d7d00 PSTATE=800000c5 N--- EL1h FPCR=00000000 FPSR=00000000 Q00=0000000000f00000:0000000000f00000 Q01=6b20273064626e2f:6b636f6c622f6c61 Q02=206c6c696b203b74:756f0064656c6c69 Q03=000000000000f000:0000000f000f0000 Q04=f00ff00ff00ff00f:f00ff00ff00ff00f Q05=000000f0000f0f00:000000f0000f0f00 Q06=30000000cccccccc:30000000cccccccc Q07=0000aaaac7ec1790:000002da00000000 Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000 Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000 Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000 Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000 Q16=0000000000002000:0000000000000000 Q17=000000000000000b:0000000000000000 Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000 Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000 Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000 Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000 Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000 Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000 Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000000 info registers vcpu 1 CPU#1 PC=ffff80008187f9dc X00=0000000000000002 X01=0000000000000000 X02=0000000000000002 X03=dfff800000000000 X04=0000000000000018 X05=0000000000000002 X06=1fffe000014cf22f X07=0000000000000030 X08=0000000000000004 X09=dfff800000000000 X10=ffff7000112acec2 X11=1ffff000112acec2 X12=ffff7000112acec3 X13=205d393254202020 X14=0000000000000000 X15=0000000000000000 X16=0000000000000000 X17=0000000000000000 X18=fffffffffffcf630 X19=ffff00000a679080 X20=ffff80008927d018 X21=ffff800086b972a0 X22=0000000000000020 X23=dfff800000000000 X24=ffff800088f4b950 X25=0000000000000001 X26=ffff00000a6792d8 X27=ffff00000a679080 X28=0000000000000030 X29=ffff8000895675b0 X30=ffff80008187fc68 SP=ffff8000895675b0 PSTATE=800000c5 N--- EL1h FPCR=00000000 FPSR=00000000 Q00=0000000000f00000:0000000000f00000 Q01=7665642f223d6874:6170000a73646e6f Q02=74766564223d7665:6420223064626e2f Q03=000f0000f000000f:00000000000f0000 Q04=f00ff00ff00ff00f:f00ff00ff00ff00f Q05=0f00f00f00000f00:0f00f00f00000f00 Q06=0000000000000300:0000000000000300 Q07=0000000000000000:0000000000000000 Q08=0000000000000000:0000000000000000 Q09=0000000000000000:0000000000000000 Q10=0000000000000000:0000000000000000 Q11=0000000000000000:0000000000000000 Q12=0000000000000000:0000000000000000 Q13=0000000000000000:0000000000000000 Q14=0000000000000000:0000000000000000 Q15=0000000000000000:0000000000000000 Q16=0000000000000000:0000000000000000 Q17=0000000000000000:0000000000000000 Q18=0000000000000000:0000000000000000 Q19=0000000000000000:0000000000000000 Q20=0000000000000000:0000000000000000 Q21=0000000000000000:0000000000000000 Q22=0000000000000000:0000000000000000 Q23=0000000000000000:0000000000000000 Q24=0000000000000000:0000000000000000 Q25=0000000000000000:0000000000000000 Q26=0000000000000000:0000000000000000 Q27=0000000000000000:0000000000000000 Q28=0000000000000000:0000000000000000 Q29=0000000000000000:0000000000000000 Q30=0000000000000000:0000000000000000 Q31=0000000000000000:0000000000000000