[ 378.795297][ T28] audit: type=1400 audit(378.350:159): avc: denied { transition } for pid=3394 comm="sshd" path="/bin/sh" dev="vda" ino=73 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 378.800487][ T28] audit: type=1400 audit(378.350:160): avc: denied { noatsecure } for pid=3394 comm="sshd" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 378.846503][ T28] audit: type=1400 audit(378.390:161): avc: denied { rlimitinh } for pid=3394 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 378.848197][ T28] audit: type=1400 audit(378.400:162): avc: denied { siginh } for pid=3394 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '[localhost]:47795' (ED25519) to the list of known hosts. 1970/01/01 00:07:32 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:07:38 parsed 1 programs [ 459.275846][ T28] audit: type=1400 audit(458.820:163): avc: denied { mounton } for pid=3408 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 459.281318][ T28] audit: type=1400 audit(458.830:164): avc: denied { mount } for pid=3408 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 459.384960][ T28] audit: type=1400 audit(458.930:165): avc: denied { unlink } for pid=3408 comm="syz-executor" name="swap-file" dev="vda" ino=1741 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 460.179710][ T3408] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 1970/01/01 00:07:39 executed programs: 0 [ 460.680910][ T28] audit: type=1400 audit(460.230:166): avc: denied { mount } for pid=3415 comm="syz-executor.0" name="/" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=filesystem permissive=1 [ 460.694994][ T28] audit: type=1400 audit(460.240:167): avc: denied { read } for pid=3415 comm="syz-executor.0" dev="nsfs" ino=4026531840 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 460.702019][ T28] audit: type=1400 audit(460.250:168): avc: denied { open } for pid=3415 comm="syz-executor.0" path="net:[4026531840]" dev="nsfs" ino=4026531840 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 467.427182][ T3415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 467.451118][ T3415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 470.707823][ T3415] hsr_slave_0: entered promiscuous mode [ 470.757720][ T3415] hsr_slave_1: entered promiscuous mode [ 473.881857][ T28] audit: type=1400 audit(473.420:169): avc: denied { write } for pid=3415 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 473.894471][ T28] audit: type=1400 audit(473.440:170): avc: denied { read } for pid=3415 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 473.930022][ T3415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 474.037388][ T3415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 474.114567][ T3415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 474.192590][ T3415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 478.022029][ T3415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 489.899824][ T3415] veth0_vlan: entered promiscuous mode [ 490.044482][ T3415] veth1_vlan: entered promiscuous mode [ 490.638082][ T3415] veth0_macvtap: entered promiscuous mode [ 490.728327][ T3415] veth1_macvtap: entered promiscuous mode [ 491.305129][ T3415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 491.306109][ T3415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 491.306754][ T3415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 491.307594][ T3415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 492.024754][ T28] audit: type=1400 audit(491.560:171): avc: denied { mounton } for pid=3415 comm="syz-executor.0" path="/dev/binderfs" dev="devtmpfs" ino=1515 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:device_t tclass=dir permissive=1 [ 493.097184][ T3527] nbd0: detected capacity change from 0 to 262 [ 495.262150][ T46] block nbd0: Receive control failed (result -104) [ 524.455195][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 30 seconds [ 554.527684][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 60 seconds [ 555.530854][ T2976] udevd[2976]: worker [3530] /devices/virtual/block/nbd0 is taking a long time 1970/01/01 00:09:32 executed programs: 1 [ 573.951660][ T28] audit: type=1400 audit(573.500:172): avc: denied { mounton } for pid=3557 comm="syz-executor.0" path="/" dev="vda" ino=2 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:root_t tclass=dir permissive=1 [ 580.402802][ T3557] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 580.439506][ T3557] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 583.644915][ T3557] hsr_slave_0: entered promiscuous mode [ 583.688007][ T3557] hsr_slave_1: entered promiscuous mode [ 583.735917][ T3557] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 583.738334][ T3557] Cannot create hsr debugfs directory [ 584.605682][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 90 seconds [ 584.847189][ T3557] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 585.029628][ T3557] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 585.182752][ T3557] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 585.426066][ T3557] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 586.286915][ T3557] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 586.385385][ T3557] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 586.480409][ T3557] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 586.562459][ T3557] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 590.015793][ T3557] 8021q: adding VLAN 0 to HW filter on device bond0 [ 599.685646][ T3557] veth0_vlan: entered promiscuous mode [ 599.795283][ T3557] veth1_vlan: entered promiscuous mode [ 600.177004][ T3557] veth0_macvtap: entered promiscuous mode [ 600.258869][ T3557] veth1_macvtap: entered promiscuous mode [ 600.668992][ T3557] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 600.669729][ T3557] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 600.670284][ T3557] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 600.670763][ T3557] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 614.695116][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 120 seconds [ 644.765613][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 150 seconds [ 674.848284][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 180 seconds [ 675.442479][ T2976] udevd[2976]: worker [3530] /devices/virtual/block/nbd0 timeout; kill it [ 675.448321][ T2976] udevd[2976]: seq 6028 '/devices/virtual/block/nbd0' killed [ 675.449932][ T3530] nbd0: unable to read partition table [ 675.460440][ T3530] nbd0: partition table beyond EOD, truncated 1970/01/01 00:11:15 executed programs: 2 [ 704.935126][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 210 seconds [ 735.010140][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 240 seconds 1970/01/01 00:12:35 executed programs: 3 [ 763.760363][ T3630] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 763.797673][ T3630] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 765.105126][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 270 seconds [ 766.586442][ T3630] hsr_slave_0: entered promiscuous mode [ 766.636201][ T3630] hsr_slave_1: entered promiscuous mode [ 766.674838][ T3630] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 766.675473][ T3630] Cannot create hsr debugfs directory [ 767.888100][ T3630] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 768.101119][ T3630] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 768.297311][ T3630] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 768.468461][ T3630] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 769.282155][ T3630] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 769.372605][ T3630] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 769.469672][ T3630] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 769.530214][ T3630] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 772.100490][ T3630] 8021q: adding VLAN 0 to HW filter on device bond0 [ 782.744222][ T3630] veth0_vlan: entered promiscuous mode [ 782.841674][ T3630] veth1_vlan: entered promiscuous mode [ 783.076644][ T3630] veth0_macvtap: entered promiscuous mode [ 783.162346][ T3630] veth1_macvtap: entered promiscuous mode [ 783.519265][ T3630] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 783.519889][ T3630] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 783.520506][ T3630] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 783.521085][ T3630] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 795.177988][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 300 seconds [ 825.247716][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 330 seconds [ 855.334711][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 360 seconds 1970/01/01 00:14:23 executed programs: 4 [ 872.615526][ T3706] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 872.671859][ T3706] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 876.058883][ T3706] hsr_slave_0: entered promiscuous mode [ 876.109052][ T3706] hsr_slave_1: entered promiscuous mode [ 876.155566][ T3706] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 876.156675][ T3706] Cannot create hsr debugfs directory [ 877.421449][ T3706] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 877.632085][ T3706] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 877.788985][ T3706] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 877.977174][ T3706] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 878.567897][ T3706] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 878.629436][ T3706] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 878.687041][ T3706] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 878.796770][ T3706] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 881.419140][ T3706] 8021q: adding VLAN 0 to HW filter on device bond0 [ 885.429377][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 390 seconds [ 891.560353][ T3706] veth0_vlan: entered promiscuous mode [ 891.632692][ T3706] veth1_vlan: entered promiscuous mode [ 891.906335][ T3706] veth0_macvtap: entered promiscuous mode [ 891.989419][ T3706] veth1_macvtap: entered promiscuous mode [ 892.392036][ T3706] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 892.395540][ T3706] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 892.396113][ T3706] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 892.396598][ T3706] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 915.495172][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 420 seconds [ 945.571157][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 450 seconds 1970/01/01 00:16:12 executed programs: 5 [ 975.648328][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 480 seconds [ 980.969612][ T3776] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 981.028739][ T3776] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 984.188261][ T3776] hsr_slave_0: entered promiscuous mode [ 984.248565][ T3776] hsr_slave_1: entered promiscuous mode [ 984.295788][ T3776] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 984.296798][ T3776] Cannot create hsr debugfs directory [ 985.386503][ T3776] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 985.614837][ T3776] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 985.821298][ T3776] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 986.059766][ T3776] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 986.889519][ T3776] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 986.978922][ T3776] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 987.062539][ T3776] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 987.186006][ T3776] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 989.872093][ T3776] 8021q: adding VLAN 0 to HW filter on device bond0 [ 999.331646][ T3776] veth0_vlan: entered promiscuous mode [ 999.412218][ T3776] veth1_vlan: entered promiscuous mode [ 999.644447][ T3776] veth0_macvtap: entered promiscuous mode [ 999.697209][ T3776] veth1_macvtap: entered promiscuous mode [ 1000.097776][ T3776] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1000.098713][ T3776] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1000.099392][ T3776] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1000.100052][ T3776] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1005.757905][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 510 seconds [ 1035.808797][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 540 seconds [ 1065.896407][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 570 seconds 1970/01/01 00:18:00 executed programs: 6 [ 1089.245624][ T3845] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1089.288066][ T3845] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1092.650556][ T3845] hsr_slave_0: entered promiscuous mode [ 1092.718174][ T3845] hsr_slave_1: entered promiscuous mode [ 1092.755172][ T3845] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 1092.755785][ T3845] Cannot create hsr debugfs directory [ 1093.998238][ T3845] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1094.275445][ T3845] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1094.509922][ T3845] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1094.731748][ T3845] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 1095.656640][ T3845] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1095.731388][ T3845] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1095.851900][ T3845] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1095.955222][ T3845] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1095.977043][ T9] block nbd0: Possible stuck request 0000000038cf5b86: control (read@0,4096B). Runtime 600 seconds [ 1098.886088][ T3845] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1108.301890][ T3845] veth0_vlan: entered promiscuous mode [ 1108.421297][ T3845] veth1_vlan: entered promiscuous mode [ 1108.725848][ T3845] veth0_macvtap: entered promiscuous mode [ 1108.778745][ T3845] veth1_macvtap: entered promiscuous mode [ 1109.205764][ T3845] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 1109.206841][ T3845] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 1109.207491][ T3845] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 1109.208505][ T3845] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 1118.368028][ T29] INFO: task udevd:3530 blocked for more than 430 seconds. [ 1118.381117][ T29] Not tainted 6.8.0-rc5-syzkaller-g9fc1ccccfd8d #0 [ 1118.382133][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1118.384066][ T29] task:udevd state:D stack:0 pid:3530 tgid:3530 ppid:2976 flags:0x0000000d [ 1118.385884][ T29] Call trace: [ 1118.386433][ T29] __switch_to+0x1c8/0x2a0 [ 1118.388063][ T29] __schedule+0xad8/0x2ae8 [ 1118.388605][ T29] schedule+0xd0/0x24c [ 1118.389162][ T29] io_schedule+0xac/0x114 [ 1118.389721][ T29] folio_wait_bit_common+0x2ac/0x6dc [ 1118.390284][ T29] __filemap_get_folio+0x358/0x794 [ 1118.390831][ T29] truncate_inode_pages_range+0x270/0xa7c [ 1118.391336][ T29] truncate_inode_pages+0x14/0x20 [ 1118.391849][ T29] blkdev_flush_mapping+0xfc/0x24c [ 1118.392452][ T29] blkdev_put_whole+0xd4/0xf0 [ 1118.393902][ T29] bdev_release+0x30c/0x778 [ 1118.394494][ T29] blkdev_release+0x2c/0x4c [ 1118.394999][ T29] __fput+0x1a4/0x92c [ 1118.395588][ T29] ____fput+0x10/0x1c [ 1118.396121][ T29] task_work_run+0x124/0x20c [ 1118.396645][ T29] do_exit+0x754/0x1f50 [ 1118.397196][ T29] do_group_exit+0xa4/0x208 [ 1118.397724][ T29] get_signal+0x199c/0x1ae0 [ 1118.398367][ T29] do_notify_resume+0x47c/0x3208 [ 1118.398896][ T29] el0_svc+0x11c/0x140 [ 1118.399542][ T29] el0t_64_sync_handler+0x100/0x12c [ 1118.400104][ T29] el0t_64_sync+0x190/0x194 [ 1118.400892][ T29] INFO: task syz-executor.0:3627 blocked for more than 430 seconds. [ 1118.401524][ T29] Not tainted 6.8.0-rc5-syzkaller-g9fc1ccccfd8d #0 [ 1118.402106][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1118.404832][ T29] task:syz-executor.0 state:D stack:0 pid:3627 tgid:3626 ppid:3557 flags:0x00000005 [ 1118.405713][ T29] Call trace: [ 1118.406185][ T29] __switch_to+0x1c8/0x2a0 [ 1118.406713][ T29] __schedule+0xad8/0x2ae8 [ 1118.407438][ T29] schedule+0xd0/0x24c [ 1118.407923][ T29] schedule_preempt_disabled+0x18/0x2c [ 1118.408526][ T29] __mutex_lock+0x4e8/0x840 [ 1118.409023][ T29] mutex_lock_nested+0x24/0x30 [ 1118.409575][ T29] bdev_open_by_dev+0x190/0xa20 [ 1118.410102][ T29] blkdev_open+0xcc/0x29c [ 1118.410590][ T29] do_dentry_open+0x4e8/0x128c [ 1118.411094][ T29] vfs_open+0x90/0xc8 [ 1118.411575][ T29] path_openat+0x1480/0x20b4 [ 1118.412080][ T29] do_filp_open+0x16c/0x330 [ 1118.412597][ T29] do_sys_openat2+0x12c/0x160 [ 1118.414773][ T29] __arm64_sys_openat+0x12c/0x1b8 [ 1118.415603][ T29] invoke_syscall+0x6c/0x258 [ 1118.416160][ T29] el0_svc_common.constprop.0+0xac/0x230 [ 1118.416797][ T29] do_el0_svc+0x40/0x58 [ 1118.417535][ T29] el0_svc+0x58/0x140 [ 1118.418077][ T29] el0t_64_sync_handler+0x100/0x12c [ 1118.418698][ T29] el0t_64_sync+0x190/0x194 [ 1118.420731][ T29] [ 1118.420731][ T29] Showing all locks held in the system: [ 1118.421693][ T29] 1 lock held by khungtaskd/29: [ 1118.422269][ T29] #0: ffff8000867e7300 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x44/0x2d4 [ 1118.435278][ T29] 2 locks held by klogd/2965: [ 1118.435861][ T29] 2 locks held by getty/3096: [ 1118.436319][ T29] #0: ffff00001481a0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 1118.437985][ T29] #1: ffff8000895ab2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x93c/0xe9c [ 1118.439460][ T29] 1 lock held by udevd/3530: [ 1118.439941][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_release+0xac/0x778 [ 1118.441349][ T29] 1 lock held by syz-executor.0/3627: [ 1118.441840][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open_by_dev+0x190/0xa20 [ 1118.444068][ T29] 1 lock held by syz-executor.0/3697: [ 1118.444605][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open_by_dev+0x190/0xa20 [ 1118.446226][ T29] 1 lock held by syz-executor.0/3772: [ 1118.446759][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open_by_dev+0x190/0xa20 [ 1118.448245][ T29] 1 lock held by syz-executor.0/3842: [ 1118.448769][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open_by_dev+0x190/0xa20 [ 1118.450265][ T29] 1 lock held by syz-executor.0/3911: [ 1118.450761][ T29] #0: ffff0000109c04c8 (&disk->open_mutex){+.+.}-{3:3}, at: bdev_open_by_dev+0x190/0xa20 [ 1118.452492][ T29] [ 1118.453775][ T29] ============================================= [ 1118.453775][ T29] [ 1118.454919][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 1118.455954][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.8.0-rc5-syzkaller-g9fc1ccccfd8d #0 [ 1118.456764][ T29] Hardware name: linux,dummy-virt (DT) [ 1118.457275][ T29] Call trace: [ 1118.457639][ T29] dump_backtrace+0x9c/0x11c [ 1118.458404][ T29] show_stack+0x18/0x24 [ 1118.458789][ T29] dump_stack_lvl+0x74/0xd4 [ 1118.459218][ T29] dump_stack+0x1c/0x28 [ 1118.459641][ T29] panic+0x5a8/0x630 [ 1118.460028][ T29] watchdog+0x628/0xdc8 [ 1118.460478][ T29] kthread+0x27c/0x300 [ 1118.460996][ T29] ret_from_fork+0x10/0x20 [ 1118.462107][ T29] SMP: stopping secondary CPUs [ 1118.463613][ T29] Kernel Offset: disabled [ 1118.464464][ T29] CPU features: 0x0,88000202,34020000,0100421b [ 1118.465984][ T29] Memory Limit: none [ 1118.467787][ T29] Rebooting in 86400 seconds..