[ 49.733356][ T72] sched: DL replenish lagged too much Warning: Permanently added '10.128.0.245' (ED25519) to the list of known hosts. 2025/08/23 12:16:23 parsed 1 programs [ 54.555036][ T36] audit: type=1400 audit(1755951385.010:106): avc: denied { unlink } for pid=404 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 54.607932][ T404] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 56.026040][ T437] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.033759][ T437] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.041231][ T437] bridge_slave_0: entered allmulticast mode [ 56.048384][ T437] bridge_slave_0: entered promiscuous mode [ 56.055662][ T437] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.063644][ T437] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.071984][ T437] bridge_slave_1: entered allmulticast mode [ 56.079145][ T437] bridge_slave_1: entered promiscuous mode [ 56.132013][ T437] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.139655][ T437] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.148163][ T437] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.155799][ T437] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.180179][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.188534][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.198557][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.206208][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.223819][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.231076][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.260037][ T437] veth0_vlan: entered promiscuous mode [ 56.271076][ T437] veth1_macvtap: entered promiscuous mode [ 56.334760][ T318] bridge_slave_1: left allmulticast mode [ 56.340662][ T318] bridge_slave_1: left promiscuous mode [ 56.346611][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.355422][ T318] bridge_slave_0: left allmulticast mode [ 56.361485][ T318] bridge_slave_0: left promiscuous mode [ 56.367896][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.477743][ T318] veth1_macvtap: left promiscuous mode [ 56.492858][ T318] veth0_vlan: left promiscuous mode [ 56.720291][ T36] audit: type=1401 audit(1755951387.170:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" 2025/08/23 12:16:27 executed programs: 0 [ 56.938876][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.946242][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.953802][ T470] bridge_slave_0: entered allmulticast mode [ 56.960288][ T470] bridge_slave_0: entered promiscuous mode [ 56.967664][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.974858][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.982273][ T470] bridge_slave_1: entered allmulticast mode [ 56.988806][ T470] bridge_slave_1: entered promiscuous mode [ 57.077582][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.084995][ T470] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.092376][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.099814][ T470] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.126193][ T44] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.134233][ T44] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.149150][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.156417][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.166186][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.173389][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.204578][ T470] veth0_vlan: entered promiscuous mode [ 57.216122][ T470] veth1_macvtap: entered promiscuous mode [ 57.247452][ T36] audit: type=1400 audit(1755951387.700:108): avc: denied { create } for pid=480 comm="syz.2.16" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_xfrm_socket permissive=1 [ 57.248538][ T65] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=65 comm=kworker/0:2 [ 57.267466][ T36] audit: type=1400 audit(1755951387.700:109): avc: denied { mounton } for pid=480 comm="syz.2.16" path="/0/file0" dev="tmpfs" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 57.304989][ T36] audit: type=1326 audit(1755951387.760:110): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=480 comm="syz.2.16" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fb7f918e929 code=0x7dff0000 [ 72.304977][ T484] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.312152][ T484] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.319534][ T484] bridge_slave_0: entered allmulticast mode [ 72.326028][ T484] bridge_slave_0: entered promiscuous mode [ 72.332560][ T484] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.340030][ T484] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.347189][ T484] bridge_slave_1: entered allmulticast mode [ 72.353963][ T484] bridge_slave_1: entered promiscuous mode [ 72.407608][ T484] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.414840][ T484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.422258][ T484] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.429484][ T484] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.451537][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.459387][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.470248][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.477478][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.487435][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.494821][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:16:43 executed programs: 3 [ 72.521791][ T484] veth0_vlan: entered promiscuous mode [ 72.534695][ T484] veth1_macvtap: entered promiscuous mode [ 72.567507][ T65] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=65 comm=kworker/0:2 [ 72.618645][ T36] audit: type=1326 audit(1755951403.070:111): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=494 comm="syz.3.17" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f3022f8e929 code=0x7dff0000 [ 87.624501][ T502] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.631584][ T502] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.638718][ T502] bridge_slave_0: entered allmulticast mode [ 87.645136][ T502] bridge_slave_0: entered promiscuous mode [ 87.651862][ T502] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.659043][ T502] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.666447][ T502] bridge_slave_1: entered allmulticast mode [ 87.673242][ T502] bridge_slave_1: entered promiscuous mode [ 87.723436][ T502] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.730515][ T502] bridge0: port 2(bridge_slave_1) entered forwarding state [ 87.737930][ T502] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.745020][ T502] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.766572][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 87.774100][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 87.784673][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 87.791756][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 87.800949][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 87.808063][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:16:58 executed programs: 4 [ 87.833812][ T502] veth0_vlan: entered promiscuous mode [ 87.845425][ T502] veth1_macvtap: entered promiscuous mode [ 87.877155][ T65] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=65 comm=kworker/0:2 [ 87.928472][ T36] audit: type=1326 audit(1755951418.380:112): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=512 comm="syz.4.18" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f1f1d98e929 code=0x7dff0000 [ 102.933032][ T517] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.940282][ T517] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.947774][ T517] bridge_slave_0: entered allmulticast mode [ 102.954667][ T517] bridge_slave_0: entered promiscuous mode [ 102.961421][ T517] bridge0: port 2(bridge_slave_1) entered blocking state [ 102.968821][ T517] bridge0: port 2(bridge_slave_1) entered disabled state [ 102.976129][ T517] bridge_slave_1: entered allmulticast mode [ 102.982554][ T517] bridge_slave_1: entered promiscuous mode [ 103.036246][ T517] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.048399][ T517] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.056116][ T517] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.063489][ T517] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.085699][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.093794][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.104772][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.112314][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.124377][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.131643][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.156617][ T517] veth0_vlan: entered promiscuous mode [ 103.168511][ T517] veth1_macvtap: entered promiscuous mode 2025/08/23 12:17:13 executed programs: 5 [ 103.199730][ T65] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=65 comm=kworker/0:2 [ 103.250459][ T36] audit: type=1326 audit(1755951433.700:113): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=527 comm="syz.5.19" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f28e118e929 code=0x7dff0000 [ 118.264258][ T532] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.271332][ T532] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.278621][ T532] bridge_slave_0: entered allmulticast mode [ 118.285034][ T532] bridge_slave_0: entered promiscuous mode [ 118.291597][ T532] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.298911][ T532] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.306476][ T532] bridge_slave_1: entered allmulticast mode [ 118.313153][ T532] bridge_slave_1: entered promiscuous mode [ 118.367200][ T532] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.374302][ T532] bridge0: port 2(bridge_slave_1) entered forwarding state [ 118.381611][ T532] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.388734][ T532] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.411788][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 118.419493][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 118.433735][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 118.440972][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 118.448948][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 118.456064][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:17:28 executed programs: 6 [ 118.480454][ T532] veth0_vlan: entered promiscuous mode [ 118.492073][ T532] veth1_macvtap: entered promiscuous mode [ 118.523471][ T499] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=499 comm=kworker/1:3 [ 118.574448][ T36] audit: type=1326 audit(1755951449.030:114): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=542 comm="syz.6.20" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f0ae0f8e929 code=0x7dff0000 [ 133.586711][ T547] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.593974][ T547] bridge0: port 1(bridge_slave_0) entered disabled state [ 133.601277][ T547] bridge_slave_0: entered allmulticast mode [ 133.607873][ T547] bridge_slave_0: entered promiscuous mode [ 133.615026][ T547] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.622200][ T547] bridge0: port 2(bridge_slave_1) entered disabled state [ 133.629475][ T547] bridge_slave_1: entered allmulticast mode [ 133.635998][ T547] bridge_slave_1: entered promiscuous mode [ 133.693000][ T547] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.700178][ T547] bridge0: port 2(bridge_slave_1) entered forwarding state [ 133.707596][ T547] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.714882][ T547] bridge0: port 1(bridge_slave_0) entered forwarding state [ 133.738434][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 133.746681][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 133.757552][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 133.764681][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 133.775549][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 133.782745][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:17:44 executed programs: 7 [ 133.813097][ T547] veth0_vlan: entered promiscuous mode [ 133.825468][ T547] veth1_macvtap: entered promiscuous mode [ 133.857228][ T499] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=499 comm=kworker/1:3 [ 133.908607][ T36] audit: type=1326 audit(1755951464.360:115): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=557 comm="syz.7.21" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f55bef8e929 code=0x7dff0000 [ 148.917029][ T562] bridge0: port 1(bridge_slave_0) entered blocking state [ 148.924247][ T562] bridge0: port 1(bridge_slave_0) entered disabled state [ 148.931450][ T562] bridge_slave_0: entered allmulticast mode [ 148.938904][ T562] bridge_slave_0: entered promiscuous mode [ 148.945956][ T562] bridge0: port 2(bridge_slave_1) entered blocking state [ 148.953617][ T562] bridge0: port 2(bridge_slave_1) entered disabled state [ 148.960808][ T562] bridge_slave_1: entered allmulticast mode [ 148.967263][ T562] bridge_slave_1: entered promiscuous mode [ 149.019304][ T562] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.026535][ T562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 149.033930][ T562] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.041493][ T562] bridge0: port 1(bridge_slave_0) entered forwarding state [ 149.066758][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 149.074723][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 149.084886][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 149.092230][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 149.101879][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 149.109073][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:17:59 executed programs: 8 [ 149.136829][ T562] veth0_vlan: entered promiscuous mode [ 149.148721][ T562] veth1_macvtap: entered promiscuous mode [ 149.180375][ T499] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=499 comm=kworker/1:3 [ 149.231466][ T36] audit: type=1326 audit(1755951479.680:116): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=572 comm="syz.8.22" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f4e66b8e929 code=0x7dff0000 [ 164.241704][ T577] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.249167][ T577] bridge0: port 1(bridge_slave_0) entered disabled state [ 164.256488][ T577] bridge_slave_0: entered allmulticast mode [ 164.263039][ T577] bridge_slave_0: entered promiscuous mode [ 164.269532][ T577] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.276700][ T577] bridge0: port 2(bridge_slave_1) entered disabled state [ 164.283821][ T577] bridge_slave_1: entered allmulticast mode [ 164.290613][ T577] bridge_slave_1: entered promiscuous mode [ 164.343005][ T577] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.350340][ T577] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.357741][ T577] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.364838][ T577] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.386450][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 164.393914][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 164.404285][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 164.411533][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 164.420706][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.427807][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:18:14 executed programs: 9 [ 164.455474][ T577] veth0_vlan: entered promiscuous mode [ 164.468207][ T577] veth1_macvtap: entered promiscuous mode [ 164.500344][ T499] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=499 comm=kworker/1:3 [ 164.551349][ T36] audit: type=1326 audit(1755951495.000:117): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=587 comm="syz.9.23" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f4eef38e929 code=0x7dff0000 [ 179.558968][ T593] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.566332][ T593] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.573629][ T593] bridge_slave_0: entered allmulticast mode [ 179.580482][ T593] bridge_slave_0: entered promiscuous mode [ 179.587684][ T593] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.595278][ T593] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.602460][ T593] bridge_slave_1: entered allmulticast mode [ 179.608854][ T593] bridge_slave_1: entered promiscuous mode [ 179.661152][ T593] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.668282][ T593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 179.675743][ T593] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.682832][ T593] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.705041][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 179.712528][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 179.723460][ T318] bridge0: port 1(bridge_slave_0) entered blocking state [ 179.730876][ T318] bridge0: port 1(bridge_slave_0) entered forwarding state [ 179.740079][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 179.747406][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:18:30 executed programs: 10 [ 179.773981][ T593] veth0_vlan: entered promiscuous mode [ 179.785784][ T593] veth1_macvtap: entered promiscuous mode [ 179.814117][ T500] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=500 comm=kworker/1:4 [ 179.865316][ T36] audit: type=1326 audit(1755951510.320:118): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=603 comm="syz.0.24" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7fbacb38e929 code=0x7dff0000 [ 193.734365][ T37] INFO: task syz.2.16:482 blocked for more than 122 seconds. [ 193.742005][ T37] Not tainted syzkaller #0 [ 193.748127][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 193.757447][ T37] task:syz.2.16 state:D stack:0 pid:482 tgid:480 ppid:470 flags:0x00004004 [ 193.768492][ T37] Call Trace: [ 193.772071][ T37] [ 193.775107][ T37] __schedule+0x1322/0x1df0 [ 193.779687][ T37] ? __sched_text_start+0x10/0x10 [ 193.784800][ T37] ? pick_next_task_fair+0x900/0x990 [ 193.790485][ T37] ? _raw_spin_lock+0x8c/0x120 [ 193.795645][ T37] ? __cfi_pick_next_task_fair+0x10/0x10 [ 193.801351][ T37] ? _raw_spin_unlock+0x45/0x60 [ 193.806439][ T37] ? finish_task_switch+0x13a/0x780 [ 193.811688][ T37] ? __switch_to_asm+0x3d/0x70 [ 193.816691][ T37] schedule+0xc6/0x240 [ 193.820835][ T37] schedule_timeout+0xb2/0x3a0 [ 193.825917][ T37] ? __cfi_schedule_timeout+0x10/0x10 [ 193.831472][ T37] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 193.837242][ T37] ? __cfi_check_preempt_wakeup_fair+0x10/0x10 [ 193.843691][ T37] wait_for_common+0x359/0x630 [ 193.848600][ T37] ? wait_for_completion+0x40/0x40 [ 193.853915][ T37] ? preempt_schedule_thunk+0x1a/0x40 [ 193.859358][ T37] wait_for_completion_state+0x19/0x40 [ 193.865116][ T37] do_coredump+0x7cf/0x2bd0 [ 193.869700][ T37] ? stack_depot_save_flags+0x399/0x800 [ 193.875366][ T37] ? kasan_save_track+0x4f/0x80 [ 193.880266][ T37] ? kasan_save_track+0x3e/0x80 [ 193.885333][ T37] ? kasan_save_free_info+0x4a/0x60 [ 193.890626][ T37] ? __kasan_slab_free+0x5f/0x80 [ 193.895940][ T37] ? __cfi_do_coredump+0x10/0x10 [ 193.900940][ T37] ? __kasan_slab_free+0x6a/0x80 [ 193.906316][ T37] ? kmem_cache_free+0x1c1/0x510 [ 193.911386][ T37] ? get_signal+0xa75/0x14f0 [ 193.916702][ T37] get_signal+0x11fd/0x14f0 [ 193.921255][ T37] arch_do_signal_or_restart+0x96/0x720 [ 193.926881][ T37] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 193.933391][ T37] ? __secure_computing+0xef/0x2b0 [ 193.938729][ T37] syscall_exit_to_user_mode+0x58/0xb0 [ 193.944352][ T37] do_syscall_64+0x64/0xf0 [ 193.949071][ T37] ? clear_bhb_loop+0x50/0xa0 [ 193.953969][ T37] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 193.960186][ T37] RIP: 0033:0x7fb7f918e929 [ 193.964692][ T37] RSP: 002b:00007fb7f9f440e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 193.973585][ T37] RAX: 00000000000000ca RBX: 00007fb7f93b6088 RCX: 00007fb7f918e929 [ 193.981586][ T37] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fb7f93b608c [ 193.989668][ T37] RBP: 00007fb7f93b6080 R08: 7fffffffffffffff R09: 0000000000000000 [ 193.997816][ T37] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb7f93b608c [ 194.006152][ T37] R13: 0000000000000000 R14: 00007ffcd9cbfad0 R15: 00007ffcd9cbfbb8 [ 194.014585][ T37] [ 194.017709][ T37] NMI backtrace for cpu 0 [ 194.017728][ T37] CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 d956a1f3f9e468ec77c64fd88c0f1f4e289c162a [ 194.017752][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 194.017763][ T37] Call Trace: [ 194.017769][ T37] [ 194.017776][ T37] __dump_stack+0x21/0x30 [ 194.017805][ T37] dump_stack_lvl+0x10c/0x190 [ 194.017826][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 194.017850][ T37] dump_stack+0x19/0x20 [ 194.017869][ T37] nmi_cpu_backtrace+0x2bf/0x2d0 [ 194.017890][ T37] ? rcu_read_unlock_special+0xab/0x480 [ 194.017911][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 194.017930][ T37] ? sched_show_task+0x379/0x560 [ 194.017951][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 194.017970][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 194.017991][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 194.018011][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 194.018031][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 194.018051][ T37] watchdog+0xd8f/0xed0 [ 194.018106][ T37] ? __cfi_watchdog+0x10/0x10 [ 194.018127][ T37] ? __kasan_check_read+0x15/0x20 [ 194.018150][ T37] ? __kthread_parkme+0x138/0x180 [ 194.018165][ T37] ? schedule+0xc6/0x240 [ 194.018187][ T37] kthread+0x2c7/0x370 [ 194.018203][ T37] ? __cfi_watchdog+0x10/0x10 [ 194.018223][ T37] ? __cfi_kthread+0x10/0x10 [ 194.018239][ T37] ret_from_fork+0x67/0xa0 [ 194.018262][ T37] ? __cfi_kthread+0x10/0x10 [ 194.018278][ T37] ret_from_fork_asm+0x1a/0x30 [ 194.018303][ T37] [ 194.018309][ T37] Sending NMI from CPU 0 to CPUs 1: [ 194.179855][ C1] NMI backtrace for cpu 1 [ 194.179874][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 d956a1f3f9e468ec77c64fd88c0f1f4e289c162a [ 194.179896][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 194.179907][ C1] RIP: 0010:pv_native_safe_halt+0x17/0x20 [ 194.179936][ C1] Code: cc cc cc b8 06 6a eb 2b 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 43 91 3b 00 f3 0f 1e fa 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90 [ 194.179949][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c6 [ 194.179965][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366df00 RCX: ffffffff858bc09e [ 194.179978][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000036ae4 [ 194.179988][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f39733 R09: 1ffff1103ede72e6 [ 194.180000][ C1] R10: dffffc0000000000 R11: ffffed103ede72e7 R12: 1ffff110206cdbe0 [ 194.180012][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff87cadba8 [ 194.180022][ C1] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 194.180036][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 194.180047][ C1] CR2: 000055558e4c84a8 CR3: 000000010b79e000 CR4: 00000000003526b0 [ 194.180063][ C1] Call Trace: [ 194.180168][ C1] [ 194.180177][ C1] default_idle+0x17/0x30 [ 194.180196][ C1] arch_cpu_idle+0xd/0x20 [ 194.180212][ C1] default_idle_call+0x3f/0x80 [ 194.180229][ C1] do_idle+0x1a0/0x470 [ 194.180246][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 194.180263][ C1] ? do_idle+0x44c/0x470 [ 194.180278][ C1] cpu_startup_entry+0x48/0x70 [ 194.180293][ C1] start_secondary+0x12e/0x140 [ 194.180315][ C1] common_startup_64+0x13b/0x157 [ 194.180341][ C1] [ 194.873821][ T608] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.881268][ T608] bridge0: port 1(bridge_slave_0) entered disabled state [ 194.888639][ T608] bridge_slave_0: entered allmulticast mode [ 194.895349][ T608] bridge_slave_0: entered promiscuous mode [ 194.901927][ T608] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.909115][ T608] bridge0: port 2(bridge_slave_1) entered disabled state [ 194.916729][ T608] bridge_slave_1: entered allmulticast mode [ 194.923715][ T608] bridge_slave_1: entered promiscuous mode [ 194.976045][ T608] bridge0: port 2(bridge_slave_1) entered blocking state [ 194.983331][ T608] bridge0: port 2(bridge_slave_1) entered forwarding state [ 194.990689][ T608] bridge0: port 1(bridge_slave_0) entered blocking state [ 194.997815][ T608] bridge0: port 1(bridge_slave_0) entered forwarding state [ 195.021456][ T318] bridge0: port 1(bridge_slave_0) entered disabled state [ 195.030958][ T318] bridge0: port 2(bridge_slave_1) entered disabled state [ 195.042230][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 195.049800][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 195.059926][ T318] bridge0: port 2(bridge_slave_1) entered blocking state [ 195.067146][ T318] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/08/23 12:18:45 executed programs: 11 [ 195.097083][ T608] veth0_vlan: entered promiscuous mode [ 195.109523][ T608] veth1_macvtap: entered promiscuous mode [ 195.143990][ T31] SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65380 sclass=netlink_xfrm_socket pid=31 comm=kworker/1:0 [ 195.195489][ T36] audit: type=1326 audit(1755951525.650:119): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=root:sysadm_r:sysadm_t pid=618 comm="syz.1.25" exe="/root/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f31c438e929 code=0x7dff0000