Warning: Permanently added '10.128.0.68' (ED25519) to the list of known hosts. 2026/11/03 06:26:13 parsed 1 programs 2026/11/03 06:26:13 serving rpc on tcp://45665 [ 23.155757][ T24] audit: type=1400 audit(1793687173.150:64): avc: denied { node_bind } for pid=287 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.176608][ T24] audit: type=1400 audit(1793687173.150:65): avc: denied { create } for pid=287 comm="syz-execprog" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=rawip_socket permissive=1 [ 23.196516][ T24] audit: type=1400 audit(1793687173.150:66): avc: denied { module_request } for pid=287 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 23.777160][ T24] audit: type=1400 audit(1793687173.770:67): avc: denied { mounton } for pid=293 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.778252][ T293] cgroup: Unknown subsys name 'net' [ 23.800381][ T24] audit: type=1400 audit(1793687173.770:68): avc: denied { mount } for pid=293 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.827600][ T24] audit: type=1400 audit(1793687173.800:69): avc: denied { unmount } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.827785][ T293] cgroup: Unknown subsys name 'devices' [ 23.936309][ T293] cgroup: Unknown subsys name 'hugetlb' [ 23.941939][ T293] cgroup: Unknown subsys name 'rlimit' [ 24.054841][ T24] audit: type=1400 audit(1793687174.050:70): avc: denied { setattr } for pid=293 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=253 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 24.078089][ T24] audit: type=1400 audit(1793687174.050:71): avc: denied { create } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 24.080968][ T297] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.098449][ T24] audit: type=1400 audit(1793687174.050:72): avc: denied { write } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.127390][ T24] audit: type=1400 audit(1793687174.050:73): avc: denied { read } for pid=293 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 24.127411][ T293] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 24.605084][ T304] request_module fs-gadgetfs succeeded, but still no fs? [ 24.626102][ T304] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 24.872346][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 24.904537][ T312] bridge0: port 1(bridge_slave_0) entered disabled state [ 24.912047][ T312] device bridge_slave_0 entered promiscuous mode [ 24.928293][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 24.944507][ T312] bridge0: port 2(bridge_slave_1) entered disabled state [ 24.951900][ T312] device bridge_slave_1 entered promiscuous mode [ 25.036654][ T312] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.043969][ T312] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.051284][ T312] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.058315][ T312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.111143][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.118604][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.126353][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 25.133846][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 25.159787][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 25.172745][ T7] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.179830][ T7] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.188443][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 25.196921][ T7] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.203954][ T7] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.215766][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 25.224870][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 25.251226][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 25.278815][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 25.294307][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 25.301955][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 25.310180][ T312] device veth0_vlan entered promiscuous mode [ 25.321207][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 2026/11/03 06:26:15 executed programs: 0 [ 25.330498][ T312] device veth1_macvtap entered promiscuous mode [ 25.340512][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 25.350156][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 25.479305][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.486670][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.493906][ T366] device bridge_slave_0 entered promiscuous mode [ 25.501730][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.508844][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.516292][ T366] device bridge_slave_1 entered promiscuous mode [ 25.580633][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.587739][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.595227][ T369] device bridge_slave_0 entered promiscuous mode [ 25.601780][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.608870][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.616250][ T367] device bridge_slave_0 entered promiscuous mode [ 25.624452][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.631531][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.638971][ T367] device bridge_slave_1 entered promiscuous mode [ 25.659375][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.666499][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.673851][ T369] device bridge_slave_1 entered promiscuous mode [ 25.705016][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.712046][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.719454][ T371] device bridge_slave_0 entered promiscuous mode [ 25.742185][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.749853][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.757396][ T371] device bridge_slave_1 entered promiscuous mode [ 25.818260][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.825494][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.832844][ T372] device bridge_slave_0 entered promiscuous mode [ 25.841996][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.849219][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.856627][ T372] device bridge_slave_1 entered promiscuous mode [ 26.010736][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.018576][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.036818][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.045191][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.053269][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.060396][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.067936][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.086286][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.094586][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.102726][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.109778][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.117665][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.125904][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.134134][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.156216][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.163645][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.171141][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.180138][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.188682][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.195713][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.203150][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.211198][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.219506][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.227817][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.234869][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.242161][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.250587][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.258748][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.265763][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.273188][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 26.281343][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.289324][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.297635][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.305817][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.312814][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.320271][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 26.328680][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.336890][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.344595][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.376007][ T366] device veth0_vlan entered promiscuous mode [ 26.385845][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.393853][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.401541][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.409612][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 26.418846][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.426910][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 26.435022][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.442908][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.451234][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.465015][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.472977][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.480561][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.488134][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 26.496511][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.504919][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.512240][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.519639][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.527999][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.536263][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.543273][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.552602][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.564084][ T367] device veth0_vlan entered promiscuous mode [ 26.575710][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.584248][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.593568][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.601887][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.608943][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.616559][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 26.623909][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 26.635155][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 26.643412][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 26.651834][ T48] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.659401][ T48] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.666924][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 26.675346][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 26.683410][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.690438][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.699745][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 26.709272][ T369] device veth0_vlan entered promiscuous mode [ 26.718374][ T366] device veth1_macvtap entered promiscuous mode [ 26.727604][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.735996][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.744397][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.752727][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.760220][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.772956][ T369] device veth1_macvtap entered promiscuous mode [ 26.784134][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.792530][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 26.800667][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.808743][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.817461][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.845370][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.853642][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 26.861781][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 26.869567][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 26.877210][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 26.885695][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 26.893535][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.901773][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.910756][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 26.919253][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 26.934369][ T371] device veth0_vlan entered promiscuous mode [ 26.945940][ T367] device veth1_macvtap entered promiscuous mode [ 26.958472][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 26.967057][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 26.975866][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 26.984034][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 26.992358][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.001070][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.009707][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.018198][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.026645][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.040795][ T372] device veth0_vlan entered promiscuous mode [ 27.051936][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.060463][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.069579][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 27.079015][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 27.087359][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 27.094815][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 27.127494][ T371] device veth1_macvtap entered promiscuous mode [ 27.138343][ T372] device veth1_macvtap entered promiscuous mode [ 27.161779][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.169889][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 27.186903][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 27.196030][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 27.210491][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.227381][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.235983][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.244245][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.266975][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 27.278045][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 27.290297][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 27.299196][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 27.302175][ T433] ------------[ cut here ]------------ [ 27.313247][ T433] WARNING: CPU: 0 PID: 433 at kernel/trace/trace.c:2450 trace_find_cmdline+0x2e3/0x350 [ 27.323054][ T433] Modules linked in: [ 27.327161][ T433] CPU: 0 PID: 433 Comm: syz.2.60 Not tainted syzkaller #0 [ 27.334270][ T433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 27.344567][ T433] RIP: 0010:trace_find_cmdline+0x2e3/0x350 [ 27.350364][ T433] Code: 44 89 7c 24 40 48 c7 c7 00 c3 ea 86 44 89 fe e8 73 dd 00 00 e9 0d fe ff ff e8 f9 30 fd ff e8 b8 e7 98 ff eb a5 e8 ed 30 fd ff <0f> 0b ba 06 00 00 00 48 8b 7c 24 10 48 c7 c6 00 f9 23 85 e9 26 ff [ 27.370250][ T433] RSP: 0018:ffffc900022b7960 EFLAGS: 00010293 [ 27.376364][ T433] RAX: ffffffff816785d3 RBX: ffff88811293c000 RCX: ffff888112b86400 [ 27.384314][ T433] RDX: 0000000000000000 RSI: 00000000ab000003 RDI: 0000000000000000 [ 27.392559][ T433] RBP: ffffc900022b7a10 R08: 0000000000000003 R09: 0000000000000004 [ 27.400693][ T433] R10: dffffc0000000000 R11: fffff52000456f34 R12: dffffc0000000000 [ 27.408842][ T433] R13: 1ffff92000456f30 R14: 00000000ab000003 R15: 0000000000000000 [ 27.416993][ T433] FS: 0000555581cfd500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 27.426017][ T433] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.432590][ T433] CR2: 0000001b33963fff CR3: 0000000112084000 CR4: 00000000003506b0 [ 27.440635][ T433] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.448757][ T433] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.456796][ T433] Call Trace: [ 27.460070][ T433] ? _raw_spin_unlock+0x4d/0x70 [ 27.465153][ T433] ? tracing_stop_tr+0x240/0x240 [ 27.470073][ T433] trace_print_context+0xf9/0x4c0 [ 27.475255][ T433] ? trace_find_mark+0x120/0x120 [ 27.480173][ T433] ? __find_next_entry+0x5ab/0x6b0 [ 27.485374][ T433] print_trace_fmt+0x3c6/0x710 [ 27.490145][ T433] print_trace_line+0x385/0x690 [ 27.495077][ T433] tracing_read_pipe+0x4fd/0xab0 [ 27.500025][ T433] do_iter_read+0x3e9/0x5d0 [ 27.504616][ T433] do_readv+0x25d/0x450 [ 27.508827][ T433] ? do_iter_readv_writev+0x5f0/0x5f0 [ 27.514282][ T433] ? __se_sys_futex+0x2ba/0x370 [ 27.519200][ T433] ? __x64_sys_futex+0x100/0x100 [ 27.524121][ T433] ? debug_smp_processor_id+0x17/0x20 [ 27.529501][ T433] __x64_sys_readv+0x7d/0x90 [ 27.534085][ T433] do_syscall_64+0x31/0x40 [ 27.538533][ T433] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.544414][ T433] RIP: 0033:0x7f0449b72b19 [ 27.549066][ T433] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 27.568845][ T433] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 27.577292][ T433] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 27.585376][ T433] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 27.593335][ T433] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 27.601363][ T433] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.609355][ T433] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 27.617443][ T433] ---[ end trace 5c47629c180235d2 ]--- [ 27.630955][ T434] ------------[ cut here ]------------ [ 27.636452][ T434] WARNING: CPU: 1 PID: 434 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 27.646572][ T434] Modules linked in: [ 27.650543][ T434] CPU: 1 PID: 434 Comm: syz.5.62 Tainted: G W syzkaller #0 [ 27.659039][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 27.669096][ T434] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 27.674873][ T434] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 27.694552][ T434] RSP: 0018:ffffc900025777a0 EFLAGS: 00010002 [ 27.700591][ T434] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 27.708533][ T434] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 27.716573][ T434] RBP: ffffc90002577918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 27.724536][ T434] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000211 [ 27.732491][ T434] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 27.740447][ T434] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 27.749354][ T434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.755931][ T434] CR2: 0000001b33863fff CR3: 00000001120bb000 CR4: 00000000003506a0 [ 27.763879][ T434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 27.771828][ T434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 27.779769][ T434] Call Trace: [ 27.783036][ T434] ? ring_buffer_read_page+0x1210/0x1210 [ 27.788642][ T434] ? __kasan_check_write+0x14/0x20 [ 27.793724][ T434] ? _raw_spin_lock+0x94/0xf0 [ 27.798370][ T434] rb_buffer_peek+0x60/0x7a0 [ 27.802929][ T434] ring_buffer_peek+0x183/0x360 [ 27.807748][ T434] ? ring_buffer_iter_empty+0x370/0x370 [ 27.813262][ T434] ? _raw_spin_lock+0x94/0xf0 [ 27.817929][ T434] ? find_next_bit+0x80/0x100 [ 27.822586][ T434] __find_next_entry+0x34d/0x6b0 [ 27.827491][ T434] ? _raw_spin_unlock+0x4d/0x70 [ 27.832324][ T434] ? trace_find_next_entry+0x370/0x370 [ 27.837772][ T434] ? down_write+0xb2/0x120 [ 27.842157][ T434] ? down_read_killable+0xe0/0xe0 [ 27.847149][ T434] ? down_read+0xa1/0xd0 [ 27.851363][ T434] tracing_read_pipe+0x3b8/0xab0 [ 27.856282][ T434] do_iter_read+0x3e9/0x5d0 [ 27.860758][ T434] do_readv+0x25d/0x450 [ 27.864884][ T434] ? do_iter_readv_writev+0x5f0/0x5f0 [ 27.870227][ T434] ? __se_sys_futex+0x2ba/0x370 [ 27.875053][ T434] ? __x64_sys_futex+0x100/0x100 [ 27.879960][ T434] ? debug_smp_processor_id+0x17/0x20 [ 27.885304][ T434] __x64_sys_readv+0x7d/0x90 [ 27.889866][ T434] do_syscall_64+0x31/0x40 [ 27.894387][ T434] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 27.900291][ T434] RIP: 0033:0x7f3737224b19 [ 27.904683][ T434] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 27.924262][ T434] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 27.932660][ T434] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 27.940604][ T434] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 27.948556][ T434] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 27.956526][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.964489][ T434] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 27.972449][ T434] ---[ end trace 5c47629c180235d3 ]--- [ 27.977898][ T434] ================================================================== [ 27.986022][ T434] BUG: KASAN: use-after-free in rb_buffer_peek+0x71a/0x7a0 [ 27.993184][ T434] Read of size 4 at addr ffff88818606b221 by task syz.5.62/434 [ 28.000690][ T434] [ 28.003004][ T434] CPU: 1 PID: 434 Comm: syz.5.62 Tainted: G W syzkaller #0 [ 28.011469][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 28.021490][ T434] Call Trace: [ 28.024755][ T434] __dump_stack+0x21/0x24 [ 28.029053][ T434] dump_stack_lvl+0x1a7/0x208 [ 28.033697][ T434] ? show_regs_print_info+0x18/0x18 [ 28.038865][ T434] ? thaw_kernel_threads+0x220/0x220 [ 28.044121][ T434] print_address_description+0x7f/0x2c0 [ 28.049635][ T434] ? rb_buffer_peek+0x71a/0x7a0 [ 28.054457][ T434] kasan_report+0x100/0x140 [ 28.058930][ T434] ? rb_buffer_peek+0x71a/0x7a0 [ 28.063748][ T434] __asan_report_load4_noabort+0x14/0x20 [ 28.069349][ T434] rb_buffer_peek+0x71a/0x7a0 [ 28.073999][ T434] ring_buffer_peek+0x183/0x360 [ 28.078823][ T434] ? ring_buffer_iter_empty+0x370/0x370 [ 28.084437][ T434] ? _raw_spin_lock+0x94/0xf0 [ 28.089104][ T434] ? find_next_bit+0x80/0x100 [ 28.093758][ T434] __find_next_entry+0x34d/0x6b0 [ 28.098667][ T434] ? _raw_spin_unlock+0x4d/0x70 [ 28.103496][ T434] ? trace_find_next_entry+0x370/0x370 [ 28.108925][ T434] ? down_write+0xb2/0x120 [ 28.113311][ T434] ? down_read_killable+0xe0/0xe0 [ 28.118301][ T434] ? down_read+0xa1/0xd0 [ 28.122513][ T434] tracing_read_pipe+0x3b8/0xab0 [ 28.127419][ T434] do_iter_read+0x3e9/0x5d0 [ 28.131902][ T434] do_readv+0x25d/0x450 [ 28.136026][ T434] ? do_iter_readv_writev+0x5f0/0x5f0 [ 28.141371][ T434] ? __se_sys_futex+0x2ba/0x370 [ 28.146188][ T434] ? __x64_sys_futex+0x100/0x100 [ 28.151095][ T434] ? debug_smp_processor_id+0x17/0x20 [ 28.156447][ T434] __x64_sys_readv+0x7d/0x90 [ 28.161008][ T434] do_syscall_64+0x31/0x40 [ 28.165409][ T434] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 28.171268][ T434] RIP: 0033:0x7f3737224b19 [ 28.175653][ T434] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 28.195226][ T434] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 28.203623][ T434] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 28.211565][ T434] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 28.219606][ T434] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 28.227552][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.235583][ T434] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 28.243529][ T434] [ 28.245827][ T434] The buggy address belongs to the page: [ 28.251450][ T434] page:ffffea0006181ac0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x18606b [ 28.261656][ T434] flags: 0x4000000000000000() [ 28.266314][ T434] raw: 4000000000000000 ffffea0006181ac8 ffffea0006181ac8 0000000000000000 [ 28.274884][ T434] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 28.283436][ T434] page dumped because: kasan: bad access detected [ 28.289966][ T434] page_owner info is not present (never set?) [ 28.296011][ T434] [ 28.298331][ T434] Memory state around the buggy address: [ 28.304123][ T434] ffff88818606b100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 28.312232][ T434] ffff88818606b180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 28.320276][ T434] >ffff88818606b200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 28.328310][ T434] ^ [ 28.333394][ T434] ffff88818606b280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 28.341424][ T434] ffff88818606b300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 28.349450][ T434] ================================================================== [ 28.357491][ T434] Disabling lock debugging due to kernel taint [ 28.366448][ T434] ------------[ cut here ]------------ [ 28.371935][ T434] WARNING: CPU: 1 PID: 434 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 28.382095][ T434] Modules linked in: [ 28.385978][ T434] CPU: 1 PID: 434 Comm: syz.5.62 Tainted: G B W syzkaller #0 [ 28.394452][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 28.404497][ T434] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 28.410280][ T434] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 28.429861][ T434] RSP: 0018:ffffc900025778e0 EFLAGS: 00010002 [ 28.435905][ T434] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 28.443854][ T434] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 28.451801][ T434] RBP: ffffc90002577a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 28.459763][ T434] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000211 [ 28.467743][ T434] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 28.475697][ T434] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 28.484600][ T434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.491159][ T434] CR2: 0000001b33863fff CR3: 00000001120bb000 CR4: 00000000003506a0 [ 28.499108][ T434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.507056][ T434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.515086][ T434] Call Trace: [ 28.518363][ T434] ? trace_seq_printf+0x201/0x330 [ 28.523450][ T434] ? ring_buffer_read_page+0x1210/0x1210 [ 28.529061][ T434] ? __kasan_check_write+0x14/0x20 [ 28.534146][ T434] ? _raw_spin_lock+0x94/0xf0 [ 28.538802][ T434] rb_buffer_peek+0x60/0x7a0 [ 28.543455][ T434] ring_buffer_consume+0x1b2/0x350 [ 28.548564][ T434] ? ring_buffer_iter_dropped+0x60/0x60 [ 28.554090][ T434] ? print_trace_line+0x385/0x690 [ 28.559108][ T434] tracing_read_pipe+0x599/0xab0 [ 28.564119][ T434] do_iter_read+0x3e9/0x5d0 [ 28.568607][ T434] do_readv+0x25d/0x450 [ 28.572741][ T434] ? do_iter_readv_writev+0x5f0/0x5f0 [ 28.578092][ T434] ? __se_sys_futex+0x2ba/0x370 [ 28.582925][ T434] ? __x64_sys_futex+0x100/0x100 [ 28.587842][ T434] ? debug_smp_processor_id+0x17/0x20 [ 28.593188][ T434] __x64_sys_readv+0x7d/0x90 [ 28.597757][ T434] do_syscall_64+0x31/0x40 [ 28.602179][ T434] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 28.608067][ T434] RIP: 0033:0x7f3737224b19 [ 28.612467][ T434] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 28.632056][ T434] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 28.640450][ T434] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 28.648398][ T434] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 28.656356][ T434] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 28.664319][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.672277][ T434] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 28.680231][ T434] ---[ end trace 5c47629c180235d4 ]--- [ 28.685694][ T434] ------------[ cut here ]------------ [ 28.691137][ T434] WARNING: CPU: 1 PID: 434 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 28.701254][ T434] Modules linked in: [ 28.705129][ T434] CPU: 1 PID: 434 Comm: syz.5.62 Tainted: G B W syzkaller #0 [ 28.713605][ T434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 28.723647][ T434] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 28.729427][ T434] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 28.749011][ T434] RSP: 0018:ffffc90002577900 EFLAGS: 00010006 [ 28.755053][ T434] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 28.763001][ T434] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 28.770947][ T434] RBP: ffffc90002577a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 28.778894][ T434] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000211 [ 28.786841][ T434] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 28.794789][ T434] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 28.803690][ T434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.810247][ T434] CR2: 0000001b33863fff CR3: 00000001120bb000 CR4: 00000000003506a0 [ 28.818198][ T434] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.826144][ T434] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.834096][ T434] Call Trace: [ 28.837374][ T434] ? ring_buffer_read_page+0x1210/0x1210 [ 28.842989][ T434] ? __kasan_check_write+0x14/0x20 [ 28.848073][ T434] ? _raw_spin_lock+0x94/0xf0 [ 28.852723][ T434] rb_advance_reader+0x2b/0x6b0 [ 28.857545][ T434] ring_buffer_consume+0x1e6/0x350 [ 28.862634][ T434] ? ring_buffer_iter_dropped+0x60/0x60 [ 28.868172][ T434] ? print_trace_line+0x385/0x690 [ 28.873175][ T434] tracing_read_pipe+0x599/0xab0 [ 28.878088][ T434] do_iter_read+0x3e9/0x5d0 [ 28.882740][ T434] do_readv+0x25d/0x450 [ 28.886869][ T434] ? do_iter_readv_writev+0x5f0/0x5f0 [ 28.892217][ T434] ? __se_sys_futex+0x2ba/0x370 [ 28.897047][ T434] ? __x64_sys_futex+0x100/0x100 [ 28.901960][ T434] ? debug_smp_processor_id+0x17/0x20 [ 28.907305][ T434] __x64_sys_readv+0x7d/0x90 [ 28.911867][ T434] do_syscall_64+0x31/0x40 [ 28.916260][ T434] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 28.922139][ T434] RIP: 0033:0x7f3737224b19 [ 28.926529][ T434] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 28.946109][ T434] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 28.954500][ T434] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 28.962444][ T434] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 28.970390][ T434] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 28.978337][ T434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.986297][ T434] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 28.994683][ T434] ---[ end trace 5c47629c180235d5 ]--- [ 29.002687][ T24] kauditd_printk_skb: 35 callbacks suppressed [ 29.002697][ T24] audit: type=1400 audit(1793687178.360:109): avc: denied { read } for pid=77 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 29.031306][ T24] audit: type=1400 audit(1793687178.360:110): avc: denied { search } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.054290][ T435] ------------[ cut here ]------------ [ 29.059806][ T435] WARNING: CPU: 0 PID: 435 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 29.065089][ T24] audit: type=1400 audit(1793687178.360:111): avc: denied { write } for pid=77 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.069945][ T435] Modules linked in: [ 29.091420][ T24] audit: type=1400 audit(1793687178.360:112): avc: denied { add_name } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.094988][ T435] CPU: 0 PID: 435 Comm: syz.0.61 Tainted: G B W syzkaller #0 [ 29.094993][ T435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 29.095009][ T435] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 29.095024][ T435] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 29.119175][ T24] audit: type=1400 audit(1793687178.360:113): avc: denied { create } for pid=77 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.123966][ T435] RSP: 0018:ffffc900025577a0 EFLAGS: 00010002 [ 29.134229][ T24] audit: type=1400 audit(1793687178.360:114): avc: denied { append open } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.139787][ T435] [ 29.139795][ T435] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 29.139800][ T435] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 29.139807][ T435] RBP: ffffc90002557918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 29.139813][ T435] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000215 [ 29.139819][ T435] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 29.139833][ T435] FS: 0000555579525500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 29.159986][ T24] audit: type=1400 audit(1793687178.360:115): avc: denied { getattr } for pid=77 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.179776][ T435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.179782][ T435] CR2: 000055558cda3908 CR3: 000000011229d000 CR4: 00000000003506b0 [ 29.179790][ T435] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.179795][ T435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.179798][ T435] Call Trace: [ 29.179814][ T435] ? finish_task_switch+0x12e/0x5a0 [ 29.179830][ T435] ? ring_buffer_read_page+0x1210/0x1210 [ 29.327480][ T435] ? __kasan_check_write+0x14/0x20 [ 29.332566][ T435] ? __kasan_check_write+0x14/0x20 [ 29.337653][ T435] ? _raw_spin_lock+0x94/0xf0 [ 29.342321][ T435] rb_buffer_peek+0x60/0x7a0 [ 29.346889][ T435] ring_buffer_peek+0x183/0x360 [ 29.351760][ T435] ? ring_buffer_iter_empty+0x370/0x370 [ 29.357374][ T435] ? find_next_bit+0x80/0x100 [ 29.362028][ T435] __find_next_entry+0x34d/0x6b0 [ 29.366946][ T435] ? _raw_spin_unlock+0x4d/0x70 [ 29.371772][ T435] ? trace_find_next_entry+0x370/0x370 [ 29.377209][ T435] ? down_write+0x110/0x120 [ 29.381691][ T435] ? down_read_killable+0xe0/0xe0 [ 29.386712][ T435] ? down_read+0xa1/0xd0 [ 29.390933][ T435] tracing_read_pipe+0x3b8/0xab0 [ 29.396628][ T435] do_iter_read+0x3e9/0x5d0 [ 29.401102][ T435] do_readv+0x25d/0x450 [ 29.405251][ T435] ? do_iter_readv_writev+0x5f0/0x5f0 [ 29.410698][ T435] ? __se_sys_futex+0x2ba/0x370 [ 29.415521][ T435] ? __x64_sys_futex+0x100/0x100 [ 29.420432][ T435] ? debug_smp_processor_id+0x17/0x20 [ 29.425779][ T435] __x64_sys_readv+0x7d/0x90 [ 29.430341][ T435] do_syscall_64+0x31/0x40 [ 29.434733][ T435] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 29.440594][ T435] RIP: 0033:0x7f2c763b4b19 [ 29.444996][ T435] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 29.464588][ T435] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 29.472985][ T435] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 29.480944][ T435] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 29.488900][ T435] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 29.496850][ T435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.504796][ T435] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 29.512745][ T435] ---[ end trace 5c47629c180235d6 ]--- [ 29.519465][ T435] ------------[ cut here ]------------ [ 29.525014][ T435] WARNING: CPU: 1 PID: 435 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 29.535229][ T435] Modules linked in: [ 29.539264][ T435] CPU: 1 PID: 435 Comm: syz.0.61 Tainted: G B W syzkaller #0 [ 29.547862][ T435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 29.557909][ T435] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 29.563685][ T435] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 29.583282][ T435] RSP: 0018:ffffc900025578e0 EFLAGS: 00010006 [ 29.589329][ T435] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 29.597284][ T435] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 29.605241][ T435] RBP: ffffc90002557a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 29.613190][ T435] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000215 [ 29.621140][ T435] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 29.629087][ T435] FS: 0000555579525500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.637995][ T435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.644560][ T435] CR2: 0000001b33c63fff CR3: 000000011229d000 CR4: 00000000003506a0 [ 29.652511][ T435] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.660456][ T435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.668398][ T435] Call Trace: [ 29.671672][ T435] ? trace_seq_printf+0x201/0x330 [ 29.676686][ T435] ? ring_buffer_read_page+0x1210/0x1210 [ 29.682292][ T435] ? __kasan_check_write+0x14/0x20 [ 29.687395][ T435] ? _raw_spin_lock+0x94/0xf0 [ 29.692064][ T435] rb_buffer_peek+0x60/0x7a0 [ 29.696636][ T435] ring_buffer_consume+0x1b2/0x350 [ 29.701720][ T435] ? ring_buffer_iter_dropped+0x60/0x60 [ 29.707241][ T435] ? print_trace_line+0x385/0x690 [ 29.712235][ T435] tracing_read_pipe+0x599/0xab0 [ 29.717155][ T435] do_iter_read+0x3e9/0x5d0 [ 29.721632][ T435] do_readv+0x25d/0x450 [ 29.725760][ T435] ? do_iter_readv_writev+0x5f0/0x5f0 [ 29.731108][ T435] ? __se_sys_futex+0x2ba/0x370 [ 29.735935][ T435] ? __x64_sys_futex+0x100/0x100 [ 29.740855][ T435] ? debug_smp_processor_id+0x17/0x20 [ 29.746219][ T435] __x64_sys_readv+0x7d/0x90 [ 29.750830][ T435] do_syscall_64+0x31/0x40 [ 29.755231][ T435] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 29.761106][ T435] RIP: 0033:0x7f2c763b4b19 [ 29.765496][ T435] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 29.785080][ T435] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 29.793470][ T435] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 29.801420][ T435] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 29.809372][ T435] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 29.817326][ T435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.825274][ T435] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 29.833314][ T435] ---[ end trace 5c47629c180235d7 ]--- [ 29.838777][ T435] ------------[ cut here ]------------ [ 29.844229][ T435] WARNING: CPU: 1 PID: 435 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 29.854350][ T435] Modules linked in: [ 29.858226][ T435] CPU: 1 PID: 435 Comm: syz.0.61 Tainted: G B W syzkaller #0 [ 29.866704][ T435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 29.876755][ T435] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 29.882535][ T435] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 29.902120][ T435] RSP: 0018:ffffc90002557900 EFLAGS: 00010006 [ 29.908167][ T435] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 29.916119][ T435] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 29.924162][ T435] RBP: ffffc90002557a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 29.932196][ T435] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000215 [ 29.940143][ T435] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 29.948091][ T435] FS: 0000555579525500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 29.956996][ T435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.963553][ T435] CR2: 0000001b33c63fff CR3: 000000011229d000 CR4: 00000000003506a0 [ 29.971674][ T435] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.979623][ T435] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.987571][ T435] Call Trace: [ 29.990845][ T435] ? ring_buffer_read_page+0x1210/0x1210 [ 29.996458][ T435] ? __kasan_check_write+0x14/0x20 [ 30.001542][ T435] ? _raw_spin_lock+0x94/0xf0 [ 30.006193][ T435] rb_advance_reader+0x2b/0x6b0 [ 30.011019][ T435] ring_buffer_consume+0x1e6/0x350 [ 30.016104][ T435] ? ring_buffer_iter_dropped+0x60/0x60 [ 30.021624][ T435] ? print_trace_line+0x385/0x690 [ 30.026622][ T435] tracing_read_pipe+0x599/0xab0 [ 30.031536][ T435] do_iter_read+0x3e9/0x5d0 [ 30.036132][ T435] do_readv+0x25d/0x450 [ 30.040264][ T435] ? do_iter_readv_writev+0x5f0/0x5f0 [ 30.045613][ T435] ? __se_sys_futex+0x2ba/0x370 [ 30.050527][ T435] ? __x64_sys_futex+0x100/0x100 [ 30.055450][ T435] ? debug_smp_processor_id+0x17/0x20 [ 30.060797][ T435] __x64_sys_readv+0x7d/0x90 [ 30.065358][ T435] do_syscall_64+0x31/0x40 [ 30.069745][ T435] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.075609][ T435] RIP: 0033:0x7f2c763b4b19 [ 30.079998][ T435] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 30.099590][ T435] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 30.107976][ T435] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 30.115921][ T435] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 30.123878][ T435] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 30.131832][ T435] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.139786][ T435] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 30.147740][ T435] ---[ end trace 5c47629c180235d8 ]--- [ 30.157732][ T436] ------------[ cut here ]------------ [ 30.163212][ T436] WARNING: CPU: 1 PID: 436 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 30.173337][ T436] Modules linked in: [ 30.177213][ T436] CPU: 1 PID: 436 Comm: syz.6.63 Tainted: G B W syzkaller #0 [ 30.185678][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 30.195716][ T436] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 30.201506][ T436] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 30.221392][ T436] RSP: 0018:ffffc900022b77a0 EFLAGS: 00010002 [ 30.227449][ T436] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 30.235395][ T436] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 30.243340][ T436] RBP: ffffc900022b7918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 30.251311][ T436] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000219 [ 30.259270][ T436] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 30.267227][ T436] FS: 0000555555b70500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 30.276141][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.282704][ T436] CR2: 0000001b33c63fff CR3: 0000000112927000 CR4: 00000000003506a0 [ 30.290656][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.298606][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.306588][ T436] Call Trace: [ 30.309907][ T436] ? finish_task_switch+0x1b7/0x5a0 [ 30.315099][ T436] ? ring_buffer_read_page+0x1210/0x1210 [ 30.320708][ T436] ? __kasan_check_write+0x14/0x20 [ 30.325796][ T436] ? __kasan_check_write+0x14/0x20 [ 30.330892][ T436] ? _raw_spin_lock+0x94/0xf0 [ 30.335554][ T436] rb_buffer_peek+0x60/0x7a0 [ 30.340121][ T436] ring_buffer_peek+0x183/0x360 [ 30.344961][ T436] ? ring_buffer_iter_empty+0x370/0x370 [ 30.350485][ T436] ? find_next_bit+0x80/0x100 [ 30.355137][ T436] __find_next_entry+0x34d/0x6b0 [ 30.360044][ T436] ? _raw_spin_unlock+0x4d/0x70 [ 30.364885][ T436] ? trace_find_next_entry+0x370/0x370 [ 30.370315][ T436] ? down_write+0x110/0x120 [ 30.374961][ T436] ? down_read_killable+0xe0/0xe0 [ 30.379966][ T436] ? down_read+0xa1/0xd0 [ 30.384210][ T436] tracing_read_pipe+0x3b8/0xab0 [ 30.389127][ T436] do_iter_read+0x3e9/0x5d0 [ 30.393629][ T436] do_readv+0x25d/0x450 [ 30.397777][ T436] ? do_iter_readv_writev+0x5f0/0x5f0 [ 30.403126][ T436] ? __se_sys_futex+0x2ba/0x370 [ 30.407949][ T436] ? __x64_sys_futex+0x100/0x100 [ 30.412878][ T436] ? debug_smp_processor_id+0x17/0x20 [ 30.418237][ T436] __x64_sys_readv+0x7d/0x90 [ 30.422798][ T436] do_syscall_64+0x31/0x40 [ 30.427189][ T436] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.433052][ T436] RIP: 0033:0x7f67a2e17b19 [ 30.437439][ T436] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 30.457019][ T436] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 30.465407][ T436] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 30.473353][ T436] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 30.481304][ T436] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 30.489250][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.497196][ T436] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 30.505145][ T436] ---[ end trace 5c47629c180235d9 ]--- [ 30.518100][ T436] ------------[ cut here ]------------ [ 30.523574][ T436] WARNING: CPU: 1 PID: 436 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 30.533687][ T436] Modules linked in: [ 30.537557][ T436] CPU: 1 PID: 436 Comm: syz.6.63 Tainted: G B W syzkaller #0 [ 30.546020][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 30.556055][ T436] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 30.561827][ T436] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 30.581417][ T436] RSP: 0018:ffffc900022b78e0 EFLAGS: 00010002 [ 30.587456][ T436] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 30.595396][ T436] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 30.603339][ T436] RBP: ffffc900022b7a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 30.611278][ T436] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000219 [ 30.619222][ T436] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 30.627165][ T436] FS: 0000555555b70500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 30.636060][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.642614][ T436] CR2: 0000001b33c63fff CR3: 0000000112927000 CR4: 00000000003506a0 [ 30.650576][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.658517][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.666470][ T436] Call Trace: [ 30.669738][ T436] ? trace_seq_printf+0x201/0x330 [ 30.674731][ T436] ? ring_buffer_read_page+0x1210/0x1210 [ 30.680332][ T436] ? __kasan_check_write+0x14/0x20 [ 30.685408][ T436] ? _raw_spin_lock+0x94/0xf0 [ 30.690050][ T436] rb_buffer_peek+0x60/0x7a0 [ 30.694605][ T436] ring_buffer_consume+0x1b2/0x350 [ 30.699687][ T436] ? ring_buffer_iter_dropped+0x60/0x60 [ 30.705204][ T436] ? print_trace_line+0x385/0x690 [ 30.710300][ T436] tracing_read_pipe+0x599/0xab0 [ 30.715229][ T436] do_iter_read+0x3e9/0x5d0 [ 30.719712][ T436] do_readv+0x25d/0x450 [ 30.723844][ T436] ? do_iter_readv_writev+0x5f0/0x5f0 [ 30.729207][ T436] ? __se_sys_futex+0x2ba/0x370 [ 30.734033][ T436] ? __x64_sys_futex+0x100/0x100 [ 30.738950][ T436] ? debug_smp_processor_id+0x17/0x20 [ 30.744293][ T436] __x64_sys_readv+0x7d/0x90 [ 30.748878][ T436] do_syscall_64+0x31/0x40 [ 30.753266][ T436] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 30.759133][ T436] RIP: 0033:0x7f67a2e17b19 [ 30.763522][ T436] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 30.783099][ T436] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 30.791498][ T436] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 30.799448][ T436] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 30.807393][ T436] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 30.815336][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 30.823286][ T436] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 30.831236][ T436] ---[ end trace 5c47629c180235da ]--- [ 30.836698][ T436] ------------[ cut here ]------------ [ 30.842151][ T436] WARNING: CPU: 1 PID: 436 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 30.852270][ T436] Modules linked in: [ 30.856140][ T436] CPU: 1 PID: 436 Comm: syz.6.63 Tainted: G B W syzkaller #0 [ 30.864618][ T436] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 30.874666][ T436] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 30.880459][ T436] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 30.900036][ T436] RSP: 0018:ffffc900022b7900 EFLAGS: 00010006 [ 30.906094][ T436] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 30.914039][ T436] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 30.921986][ T436] RBP: ffffc900022b7a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 30.930083][ T436] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000219 [ 30.938053][ T436] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 30.946002][ T436] FS: 0000555555b70500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 30.954918][ T436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 30.961487][ T436] CR2: 0000001b33c63fff CR3: 0000000112927000 CR4: 00000000003506a0 [ 30.969957][ T436] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 30.977900][ T436] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 30.985841][ T436] Call Trace: [ 30.989136][ T436] ? ring_buffer_read_page+0x1210/0x1210 [ 30.994740][ T436] ? __kasan_check_write+0x14/0x20 [ 30.999859][ T436] ? _raw_spin_lock+0x94/0xf0 [ 31.004522][ T436] rb_advance_reader+0x2b/0x6b0 [ 31.009354][ T436] ring_buffer_consume+0x1e6/0x350 [ 31.014454][ T436] ? ring_buffer_iter_dropped+0x60/0x60 [ 31.019990][ T436] ? print_trace_line+0x385/0x690 [ 31.024992][ T436] tracing_read_pipe+0x599/0xab0 [ 31.029905][ T436] do_iter_read+0x3e9/0x5d0 [ 31.034382][ T436] do_readv+0x25d/0x450 [ 31.038528][ T436] ? do_iter_readv_writev+0x5f0/0x5f0 [ 31.043890][ T436] ? __se_sys_futex+0x2ba/0x370 [ 31.048714][ T436] ? __x64_sys_futex+0x100/0x100 [ 31.053629][ T436] ? debug_smp_processor_id+0x17/0x20 [ 31.058978][ T436] __x64_sys_readv+0x7d/0x90 [ 31.063597][ T436] do_syscall_64+0x31/0x40 [ 31.067997][ T436] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.073879][ T436] RIP: 0033:0x7f67a2e17b19 [ 31.078274][ T436] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.097859][ T436] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 31.106248][ T436] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 31.114195][ T436] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 31.122140][ T436] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 31.130094][ T436] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.138052][ T436] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 31.146003][ T436] ---[ end trace 5c47629c180235db ]--- [ 31.155290][ T437] ------------[ cut here ]------------ [ 31.160773][ T437] WARNING: CPU: 0 PID: 437 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 31.170896][ T437] Modules linked in: [ 31.174776][ T437] CPU: 0 PID: 437 Comm: syz.2.64 Tainted: G B W syzkaller #0 [ 31.183244][ T437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 31.193289][ T437] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 31.199100][ T437] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 31.218683][ T437] RSP: 0018:ffffc900026577a0 EFLAGS: 00010006 [ 31.224732][ T437] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 31.232686][ T437] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 31.240642][ T437] RBP: ffffc90002657918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 31.248592][ T437] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600021d [ 31.256546][ T437] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 31.264499][ T437] FS: 0000555581cfd500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 31.273539][ T437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.280105][ T437] CR2: 0000001b33763fff CR3: 000000011335b000 CR4: 00000000003506b0 [ 31.288062][ T437] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.296012][ T437] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.303961][ T437] Call Trace: [ 31.307235][ T437] ? finish_task_switch+0x24d/0x5a0 [ 31.312417][ T437] ? ring_buffer_read_page+0x1210/0x1210 [ 31.318030][ T437] ? __kasan_check_write+0x14/0x20 [ 31.323122][ T437] ? __kasan_check_write+0x14/0x20 [ 31.328207][ T437] ? _raw_spin_lock+0x94/0xf0 [ 31.332866][ T437] rb_buffer_peek+0x60/0x7a0 [ 31.337442][ T437] ring_buffer_peek+0x183/0x360 [ 31.342271][ T437] ? ring_buffer_iter_empty+0x370/0x370 [ 31.347809][ T437] ? find_next_bit+0x80/0x100 [ 31.352463][ T437] __find_next_entry+0x34d/0x6b0 [ 31.357391][ T437] ? _raw_spin_unlock+0x4d/0x70 [ 31.362238][ T437] ? trace_find_next_entry+0x370/0x370 [ 31.367677][ T437] ? down_write+0x110/0x120 [ 31.372160][ T437] ? down_read_killable+0xe0/0xe0 [ 31.377179][ T437] ? down_read+0xa1/0xd0 [ 31.381397][ T437] tracing_read_pipe+0x3b8/0xab0 [ 31.386312][ T437] do_iter_read+0x3e9/0x5d0 [ 31.390792][ T437] do_readv+0x25d/0x450 [ 31.394929][ T437] ? do_iter_readv_writev+0x5f0/0x5f0 [ 31.400473][ T437] ? __se_sys_futex+0x2ba/0x370 [ 31.405310][ T437] ? __x64_sys_futex+0x100/0x100 [ 31.410242][ T437] ? debug_smp_processor_id+0x17/0x20 [ 31.415599][ T437] __x64_sys_readv+0x7d/0x90 [ 31.420190][ T437] do_syscall_64+0x31/0x40 [ 31.424587][ T437] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.430459][ T437] RIP: 0033:0x7f0449b72b19 [ 31.434854][ T437] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.454436][ T437] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 31.462835][ T437] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 31.470814][ T437] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 31.478777][ T437] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 31.486733][ T437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.494685][ T437] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 31.502639][ T437] ---[ end trace 5c47629c180235dc ]--- [ 31.509139][ T437] ------------[ cut here ]------------ [ 31.510679][ T9] device bridge_slave_1 left promiscuous mode [ 31.514618][ T437] WARNING: CPU: 1 PID: 437 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 31.514621][ T437] Modules linked in: [ 31.514636][ T437] CPU: 1 PID: 437 Comm: syz.2.64 Tainted: G B W syzkaller #0 [ 31.514640][ T437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 31.514649][ T437] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 31.514664][ T437] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 31.521003][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 31.530933][ T437] RSP: 0018:ffffc900026578e0 EFLAGS: 00010002 [ 31.530944][ T437] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 31.530950][ T437] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 31.530964][ T437] RBP: ffffc90002657a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 31.615625][ T437] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600021d [ 31.623575][ T437] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 31.631521][ T437] FS: 0000555581cfd500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 31.640521][ T437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.647074][ T437] CR2: 0000555555b8b908 CR3: 000000011335b000 CR4: 00000000003506a0 [ 31.655019][ T437] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.662974][ T437] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.670914][ T437] Call Trace: [ 31.674179][ T437] ? trace_seq_printf+0x201/0x330 [ 31.679171][ T437] ? ring_buffer_read_page+0x1210/0x1210 [ 31.684798][ T437] ? __kasan_check_write+0x14/0x20 [ 31.689878][ T437] ? _raw_spin_lock+0x94/0xf0 [ 31.694524][ T437] rb_buffer_peek+0x60/0x7a0 [ 31.699082][ T437] ring_buffer_consume+0x1b2/0x350 [ 31.704161][ T437] ? ring_buffer_iter_dropped+0x60/0x60 [ 31.709683][ T437] ? print_trace_line+0x385/0x690 [ 31.714676][ T437] tracing_read_pipe+0x599/0xab0 [ 31.719585][ T437] do_iter_read+0x3e9/0x5d0 [ 31.724072][ T437] do_readv+0x25d/0x450 [ 31.728195][ T437] ? do_iter_readv_writev+0x5f0/0x5f0 [ 31.733533][ T437] ? __se_sys_futex+0x2ba/0x370 [ 31.738353][ T437] ? __x64_sys_futex+0x100/0x100 [ 31.743261][ T437] ? debug_smp_processor_id+0x17/0x20 [ 31.748626][ T437] __x64_sys_readv+0x7d/0x90 [ 31.753186][ T437] do_syscall_64+0x31/0x40 [ 31.757572][ T437] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 31.763435][ T437] RIP: 0033:0x7f0449b72b19 [ 31.767820][ T437] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.787414][ T437] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 31.795885][ T437] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 31.803831][ T437] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 31.811887][ T437] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 31.819828][ T437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.827779][ T437] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 31.835728][ T437] ---[ end trace 5c47629c180235dd ]--- [ 31.841281][ T437] ------------[ cut here ]------------ [ 31.847068][ T437] WARNING: CPU: 1 PID: 437 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 31.857178][ T437] Modules linked in: [ 31.861047][ T437] CPU: 1 PID: 437 Comm: syz.2.64 Tainted: G B W syzkaller #0 [ 31.869509][ T437] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 31.879543][ T437] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 31.885316][ T437] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 31.904901][ T437] RSP: 0018:ffffc90002657900 EFLAGS: 00010006 [ 31.910945][ T437] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 31.918901][ T437] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 31.926848][ T437] RBP: ffffc90002657a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 31.934881][ T437] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600021d [ 31.942933][ T437] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 31.951005][ T437] FS: 0000555581cfd500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 31.959913][ T437] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 31.966472][ T437] CR2: 0000555555b8b908 CR3: 000000011335b000 CR4: 00000000003506a0 [ 31.974437][ T437] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 31.982381][ T437] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 31.990324][ T437] Call Trace: [ 31.993589][ T437] ? ring_buffer_read_page+0x1210/0x1210 [ 31.999192][ T437] ? __kasan_check_write+0x14/0x20 [ 32.004272][ T437] ? _raw_spin_lock+0x94/0xf0 [ 32.008947][ T437] rb_advance_reader+0x2b/0x6b0 [ 32.013785][ T437] ring_buffer_consume+0x1e6/0x350 [ 32.018869][ T437] ? ring_buffer_iter_dropped+0x60/0x60 [ 32.024395][ T437] ? print_trace_line+0x385/0x690 [ 32.029392][ T437] tracing_read_pipe+0x599/0xab0 [ 32.034301][ T437] do_iter_read+0x3e9/0x5d0 [ 32.038802][ T437] do_readv+0x25d/0x450 [ 32.042938][ T437] ? do_iter_readv_writev+0x5f0/0x5f0 [ 32.048280][ T437] ? __se_sys_futex+0x2ba/0x370 [ 32.053098][ T437] ? __x64_sys_futex+0x100/0x100 [ 32.058003][ T437] ? debug_smp_processor_id+0x17/0x20 [ 32.063342][ T437] __x64_sys_readv+0x7d/0x90 [ 32.067911][ T437] do_syscall_64+0x31/0x40 [ 32.072297][ T437] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.078253][ T437] RIP: 0033:0x7f0449b72b19 [ 32.082638][ T437] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 32.102213][ T437] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 32.110593][ T437] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 32.118552][ T437] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 32.126511][ T437] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 32.134583][ T437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.142536][ T437] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 32.150503][ T437] ---[ end trace 5c47629c180235de ]--- [ 32.157145][ T438] ------------[ cut here ]------------ [ 32.162622][ T438] WARNING: CPU: 1 PID: 438 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 32.172739][ T438] Modules linked in: [ 32.176614][ T438] CPU: 1 PID: 438 Comm: syz.5.65 Tainted: G B W syzkaller #0 [ 32.185085][ T438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 32.195746][ T438] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 32.201531][ T438] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 32.221132][ T438] RSP: 0018:ffffc900025777a0 EFLAGS: 00010002 [ 32.227176][ T438] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 32.235122][ T438] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 32.243103][ T438] RBP: ffffc90002577918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 32.251067][ T438] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000221 [ 32.259032][ T438] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 32.266980][ T438] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 32.275883][ T438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.282442][ T438] CR2: 0000555555b8b908 CR3: 0000000112f1b000 CR4: 00000000003506a0 [ 32.290391][ T438] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.298338][ T438] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.306281][ T438] Call Trace: [ 32.309550][ T438] ? finish_task_switch+0x12e/0x5a0 [ 32.314729][ T438] ? ring_buffer_read_page+0x1210/0x1210 [ 32.320337][ T438] ? __kasan_check_write+0x14/0x20 [ 32.325422][ T438] ? __kasan_check_write+0x14/0x20 [ 32.330505][ T438] ? _raw_spin_lock+0x94/0xf0 [ 32.335156][ T438] rb_buffer_peek+0x60/0x7a0 [ 32.339753][ T438] ring_buffer_peek+0x183/0x360 [ 32.344590][ T438] ? ring_buffer_iter_empty+0x370/0x370 [ 32.350117][ T438] ? find_next_bit+0x80/0x100 [ 32.354772][ T438] __find_next_entry+0x34d/0x6b0 [ 32.359713][ T438] ? _raw_spin_unlock+0x4d/0x70 [ 32.364555][ T438] ? trace_find_next_entry+0x370/0x370 [ 32.369997][ T438] ? down_write+0x110/0x120 [ 32.374479][ T438] ? down_read_killable+0xe0/0xe0 [ 32.379644][ T438] ? down_read+0xa1/0xd0 [ 32.383875][ T438] tracing_read_pipe+0x3b8/0xab0 [ 32.388816][ T438] do_iter_read+0x3e9/0x5d0 [ 32.393301][ T438] do_readv+0x25d/0x450 [ 32.397436][ T438] ? do_iter_readv_writev+0x5f0/0x5f0 [ 32.402785][ T438] ? __se_sys_futex+0x2ba/0x370 [ 32.407614][ T438] ? __x64_sys_futex+0x100/0x100 [ 32.412531][ T438] ? debug_smp_processor_id+0x17/0x20 [ 32.417899][ T438] __x64_sys_readv+0x7d/0x90 [ 32.422475][ T438] do_syscall_64+0x31/0x40 [ 32.426875][ T438] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.432750][ T438] RIP: 0033:0x7f3737224b19 [ 32.437146][ T438] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 32.456742][ T438] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 32.465137][ T438] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 32.473090][ T438] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 32.481041][ T438] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 2026/11/03 06:26:22 executed programs: 59 [ 32.488993][ T438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.496943][ T438] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 32.504896][ T438] ---[ end trace 5c47629c180235df ]--- [ 32.512572][ T9] device bridge_slave_0 left promiscuous mode [ 32.518786][ T438] ------------[ cut here ]------------ [ 32.524244][ T438] WARNING: CPU: 1 PID: 438 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 32.534363][ T438] Modules linked in: [ 32.538267][ T438] CPU: 1 PID: 438 Comm: syz.5.65 Tainted: G B W syzkaller #0 [ 32.546750][ T438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 32.556786][ T438] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 32.562563][ T438] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 32.582137][ T438] RSP: 0018:ffffc900025778e0 EFLAGS: 00010002 [ 32.588173][ T438] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 32.596209][ T438] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 32.604151][ T438] RBP: ffffc90002577a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 32.612106][ T438] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000221 [ 32.620050][ T438] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 32.628080][ T438] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 32.636978][ T438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.643559][ T438] CR2: 00007ffc558ceb90 CR3: 0000000112f1b000 CR4: 00000000003506a0 [ 32.651506][ T438] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.659447][ T438] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.667386][ T438] Call Trace: [ 32.670653][ T438] ? trace_seq_printf+0x201/0x330 [ 32.675646][ T438] ? ring_buffer_read_page+0x1210/0x1210 [ 32.681247][ T438] ? __kasan_check_write+0x14/0x20 [ 32.686327][ T438] ? _raw_spin_lock+0x94/0xf0 [ 32.690973][ T438] rb_buffer_peek+0x60/0x7a0 [ 32.695530][ T438] ring_buffer_consume+0x1b2/0x350 [ 32.700645][ T438] ? ring_buffer_iter_dropped+0x60/0x60 [ 32.706159][ T438] ? print_trace_line+0x385/0x690 [ 32.711168][ T438] tracing_read_pipe+0x599/0xab0 [ 32.716076][ T438] do_iter_read+0x3e9/0x5d0 [ 32.720584][ T438] do_readv+0x25d/0x450 [ 32.724728][ T438] ? do_iter_readv_writev+0x5f0/0x5f0 [ 32.730172][ T438] ? __se_sys_futex+0x2ba/0x370 [ 32.735017][ T438] ? __x64_sys_futex+0x100/0x100 [ 32.739928][ T438] ? debug_smp_processor_id+0x17/0x20 [ 32.745272][ T438] __x64_sys_readv+0x7d/0x90 [ 32.749833][ T438] do_syscall_64+0x31/0x40 [ 32.754222][ T438] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 32.760092][ T438] RIP: 0033:0x7f3737224b19 [ 32.764490][ T438] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 32.784079][ T438] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 32.792554][ T438] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 32.800497][ T438] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 32.808445][ T438] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 32.816389][ T438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.824328][ T438] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 32.832272][ T438] ---[ end trace 5c47629c180235e0 ]--- [ 32.837741][ T438] ------------[ cut here ]------------ [ 32.843181][ T438] WARNING: CPU: 1 PID: 438 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 32.853394][ T438] Modules linked in: [ 32.857264][ T438] CPU: 1 PID: 438 Comm: syz.5.65 Tainted: G B W syzkaller #0 [ 32.865747][ T438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 32.875779][ T438] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 32.881562][ T438] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 32.901937][ T438] RSP: 0018:ffffc90002577900 EFLAGS: 00010006 [ 32.907984][ T438] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 32.915953][ T438] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 32.923992][ T438] RBP: ffffc90002577a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 32.931936][ T438] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000221 [ 32.939882][ T438] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 32.947831][ T438] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 32.956743][ T438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 32.963302][ T438] CR2: 00007ffc558ceb90 CR3: 0000000112f1b000 CR4: 00000000003506a0 [ 32.971252][ T438] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 32.979201][ T438] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 32.987143][ T438] Call Trace: [ 32.990409][ T438] ? ring_buffer_read_page+0x1210/0x1210 [ 32.996014][ T438] ? __kasan_check_write+0x14/0x20 [ 33.001108][ T438] ? _raw_spin_lock+0x94/0xf0 [ 33.005763][ T438] rb_advance_reader+0x2b/0x6b0 [ 33.010583][ T438] ring_buffer_consume+0x1e6/0x350 [ 33.015687][ T438] ? ring_buffer_iter_dropped+0x60/0x60 [ 33.021203][ T438] ? print_trace_line+0x385/0x690 [ 33.026214][ T438] tracing_read_pipe+0x599/0xab0 [ 33.031128][ T438] do_iter_read+0x3e9/0x5d0 [ 33.035601][ T438] do_readv+0x25d/0x450 [ 33.039740][ T438] ? do_iter_readv_writev+0x5f0/0x5f0 [ 33.045108][ T438] ? __se_sys_futex+0x2ba/0x370 [ 33.049929][ T438] ? __x64_sys_futex+0x100/0x100 [ 33.054838][ T438] ? debug_smp_processor_id+0x17/0x20 [ 33.060178][ T438] __x64_sys_readv+0x7d/0x90 [ 33.064823][ T438] do_syscall_64+0x31/0x40 [ 33.069230][ T438] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.075100][ T438] RIP: 0033:0x7f3737224b19 [ 33.079496][ T438] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 33.099076][ T438] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 33.107474][ T438] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 33.115583][ T438] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 33.123553][ T438] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 33.131500][ T438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.139446][ T438] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 33.147408][ T438] ---[ end trace 5c47629c180235e1 ]--- [ 33.160737][ T439] ------------[ cut here ]------------ [ 33.166121][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.166228][ T439] WARNING: CPU: 0 PID: 439 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 33.183797][ T439] Modules linked in: [ 33.187673][ T439] CPU: 0 PID: 439 Comm: syz.0.66 Tainted: G B W syzkaller #0 [ 33.196141][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 33.206536][ T439] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 33.212312][ T439] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 33.231915][ T439] RSP: 0018:ffffc900025577a0 EFLAGS: 00010012 [ 33.237956][ T439] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 33.245926][ T439] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 33.253955][ T439] RBP: ffffc90002557918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 33.261911][ T439] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000225 [ 33.269859][ T439] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 33.277809][ T439] FS: 0000555579525500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.286711][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.293494][ T439] CR2: 0000001b33963fff CR3: 0000000128a4c000 CR4: 00000000003506b0 [ 33.301453][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.310015][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.317955][ T439] Call Trace: [ 33.321236][ T439] ? finish_task_switch+0x12e/0x5a0 [ 33.326411][ T439] ? ring_buffer_read_page+0x1210/0x1210 [ 33.332012][ T439] ? __kasan_check_write+0x14/0x20 [ 33.337094][ T439] ? __kasan_check_write+0x14/0x20 [ 33.342175][ T439] ? _raw_spin_lock+0x94/0xf0 [ 33.346822][ T439] rb_buffer_peek+0x60/0x7a0 [ 33.351390][ T439] ring_buffer_peek+0x183/0x360 [ 33.356213][ T439] ? ring_buffer_iter_empty+0x370/0x370 [ 33.361727][ T439] ? find_next_bit+0x80/0x100 [ 33.366393][ T439] __find_next_entry+0x34d/0x6b0 [ 33.371304][ T439] ? _raw_spin_unlock+0x4d/0x70 [ 33.376132][ T439] ? trace_find_next_entry+0x370/0x370 [ 33.381597][ T439] ? down_write+0x110/0x120 [ 33.386096][ T439] ? down_read_killable+0xe0/0xe0 [ 33.391091][ T439] ? down_read+0xa1/0xd0 [ 33.395307][ T439] tracing_read_pipe+0x3b8/0xab0 [ 33.400395][ T439] do_iter_read+0x3e9/0x5d0 [ 33.404872][ T439] do_readv+0x25d/0x450 [ 33.408996][ T439] ? do_iter_readv_writev+0x5f0/0x5f0 [ 33.414349][ T439] ? __se_sys_futex+0x2ba/0x370 [ 33.419166][ T439] ? __x64_sys_futex+0x100/0x100 [ 33.424076][ T439] ? debug_smp_processor_id+0x17/0x20 [ 33.429418][ T439] __x64_sys_readv+0x7d/0x90 [ 33.433975][ T439] do_syscall_64+0x31/0x40 [ 33.438360][ T439] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.444237][ T439] RIP: 0033:0x7f2c763b4b19 [ 33.448639][ T439] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 33.468224][ T439] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 33.476619][ T439] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 33.484562][ T439] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 33.492506][ T439] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 33.500652][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.508619][ T439] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 33.516566][ T439] ---[ end trace 5c47629c180235e2 ]--- [ 33.524977][ T439] ------------[ cut here ]------------ [ 33.530447][ T439] WARNING: CPU: 0 PID: 439 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 33.540566][ T439] Modules linked in: [ 33.544534][ T439] CPU: 0 PID: 439 Comm: syz.0.66 Tainted: G B W syzkaller #0 [ 33.553025][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 33.563062][ T439] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 33.568842][ T439] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 33.588423][ T439] RSP: 0018:ffffc900025578e0 EFLAGS: 00010006 [ 33.594471][ T439] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 33.602422][ T439] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 33.610368][ T439] RBP: ffffc90002557a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 33.618318][ T439] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000225 [ 33.626459][ T439] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 33.634421][ T439] FS: 0000555579525500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.643349][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.649952][ T439] CR2: 0000001b33963fff CR3: 0000000128a4c000 CR4: 00000000003506b0 [ 33.657908][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.665858][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.673808][ T439] Call Trace: [ 33.677079][ T439] ? trace_seq_printf+0x201/0x330 [ 33.682080][ T439] ? ring_buffer_read_page+0x1210/0x1210 [ 33.687712][ T439] ? __kasan_check_write+0x14/0x20 [ 33.692795][ T439] ? _raw_spin_lock+0x94/0xf0 [ 33.697447][ T439] rb_buffer_peek+0x60/0x7a0 [ 33.702025][ T439] ring_buffer_consume+0x1b2/0x350 [ 33.707110][ T439] ? ring_buffer_iter_dropped+0x60/0x60 [ 33.712626][ T439] ? print_trace_line+0x385/0x690 [ 33.717653][ T439] tracing_read_pipe+0x599/0xab0 [ 33.722591][ T439] do_iter_read+0x3e9/0x5d0 [ 33.727085][ T439] do_readv+0x25d/0x450 [ 33.731234][ T439] ? do_iter_readv_writev+0x5f0/0x5f0 [ 33.736598][ T439] ? __se_sys_futex+0x2ba/0x370 [ 33.741436][ T439] ? __x64_sys_futex+0x100/0x100 [ 33.746354][ T439] ? debug_smp_processor_id+0x17/0x20 [ 33.751716][ T439] __x64_sys_readv+0x7d/0x90 [ 33.756305][ T439] do_syscall_64+0x31/0x40 [ 33.760704][ T439] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 33.766600][ T439] RIP: 0033:0x7f2c763b4b19 [ 33.770990][ T439] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 33.790579][ T439] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 33.798979][ T439] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 33.806944][ T439] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 33.814893][ T439] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 33.822855][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.830807][ T439] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 33.838758][ T439] ---[ end trace 5c47629c180235e3 ]--- [ 33.844227][ T439] ------------[ cut here ]------------ [ 33.849677][ T439] WARNING: CPU: 0 PID: 439 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 33.859802][ T439] Modules linked in: [ 33.863681][ T439] CPU: 0 PID: 439 Comm: syz.0.66 Tainted: G B W syzkaller #0 [ 33.872152][ T439] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 33.882193][ T439] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 33.887976][ T439] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 33.907580][ T439] RSP: 0018:ffffc90002557900 EFLAGS: 00010006 [ 33.913630][ T439] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 33.921773][ T439] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 33.929728][ T439] RBP: ffffc90002557a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 33.937685][ T439] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000225 [ 33.945648][ T439] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 33.953695][ T439] FS: 0000555579525500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 33.962614][ T439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.969188][ T439] CR2: 0000001b33963fff CR3: 0000000128a4c000 CR4: 00000000003506b0 [ 33.977151][ T439] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.985114][ T439] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.993058][ T439] Call Trace: [ 33.996329][ T439] ? ring_buffer_read_page+0x1210/0x1210 [ 34.001948][ T439] ? __kasan_check_write+0x14/0x20 [ 34.007036][ T439] ? _raw_spin_lock+0x94/0xf0 [ 34.011713][ T439] rb_advance_reader+0x2b/0x6b0 [ 34.016559][ T439] ring_buffer_consume+0x1e6/0x350 [ 34.021673][ T439] ? ring_buffer_iter_dropped+0x60/0x60 [ 34.027205][ T439] ? print_trace_line+0x385/0x690 [ 34.032202][ T439] tracing_read_pipe+0x599/0xab0 [ 34.037116][ T439] do_iter_read+0x3e9/0x5d0 [ 34.041595][ T439] do_readv+0x25d/0x450 [ 34.045726][ T439] ? do_iter_readv_writev+0x5f0/0x5f0 [ 34.051088][ T439] ? __se_sys_futex+0x2ba/0x370 [ 34.055955][ T439] ? __x64_sys_futex+0x100/0x100 [ 34.060888][ T439] ? debug_smp_processor_id+0x17/0x20 [ 34.066246][ T439] __x64_sys_readv+0x7d/0x90 [ 34.070820][ T439] do_syscall_64+0x31/0x40 [ 34.075231][ T439] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.081100][ T439] RIP: 0033:0x7f2c763b4b19 [ 34.085493][ T439] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.105079][ T439] RSP: 002b:00007fffa765a318 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 34.113475][ T439] RAX: ffffffffffffffda RBX: 00007f2c7663afa0 RCX: 00007f2c763b4b19 [ 34.121434][ T439] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 34.129390][ T439] RBP: 00007f2c7644caf8 R08: 0000000000000000 R09: 0000000000000000 [ 34.137345][ T439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.145297][ T439] R13: 00007f2c7663afac R14: 00007f2c7663afa0 R15: 00007f2c7663afa0 [ 34.153249][ T439] ---[ end trace 5c47629c180235e4 ]--- [ 34.159506][ T9] device veth1_macvtap left promiscuous mode [ 34.160840][ T440] ------------[ cut here ]------------ [ 34.170946][ T440] WARNING: CPU: 0 PID: 440 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 34.181157][ T440] Modules linked in: [ 34.185038][ T440] CPU: 0 PID: 440 Comm: syz.4.21 Tainted: G B W syzkaller #0 [ 34.193514][ T440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 34.203560][ T440] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 34.209345][ T440] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 34.228942][ T440] RSP: 0018:ffffc900022b77a0 EFLAGS: 00010002 [ 34.234998][ T440] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 34.242951][ T440] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 34.250907][ T440] RBP: ffffc900022b7918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 34.258858][ T440] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000229 [ 34.266809][ T440] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 34.274763][ T440] FS: 000055555a2ad500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 34.283671][ T440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.290233][ T440] CR2: 0000001b33963fff CR3: 0000000112fc4000 CR4: 00000000003506b0 [ 34.298185][ T440] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.306142][ T440] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.314267][ T440] Call Trace: [ 34.317539][ T440] ? finish_task_switch+0x1b7/0x5a0 [ 34.322736][ T440] ? ring_buffer_read_page+0x1210/0x1210 [ 34.328346][ T440] ? __kasan_check_write+0x14/0x20 [ 34.333434][ T440] ? __kasan_check_write+0x14/0x20 [ 34.338527][ T440] ? _raw_spin_lock+0x94/0xf0 [ 34.343251][ T440] rb_buffer_peek+0x60/0x7a0 [ 34.347832][ T440] ring_buffer_peek+0x183/0x360 [ 34.352665][ T440] ? ring_buffer_iter_empty+0x370/0x370 [ 34.358190][ T440] ? find_next_bit+0x80/0x100 [ 34.362843][ T440] __find_next_entry+0x34d/0x6b0 [ 34.368600][ T440] ? _raw_spin_unlock+0x4d/0x70 [ 34.374782][ T440] ? trace_find_next_entry+0x370/0x370 [ 34.380251][ T440] ? down_write+0x110/0x120 [ 34.384753][ T440] ? down_read_killable+0xe0/0xe0 [ 34.389754][ T440] ? down_read+0xa1/0xd0 [ 34.393976][ T440] tracing_read_pipe+0x3b8/0xab0 [ 34.398893][ T440] do_iter_read+0x3e9/0x5d0 [ 34.403378][ T440] do_readv+0x25d/0x450 [ 34.407512][ T440] ? do_iter_readv_writev+0x5f0/0x5f0 [ 34.412867][ T440] ? __se_sys_futex+0x2ba/0x370 [ 34.417717][ T440] ? __x64_sys_futex+0x100/0x100 [ 34.422634][ T440] ? debug_smp_processor_id+0x17/0x20 [ 34.427985][ T440] __x64_sys_readv+0x7d/0x90 [ 34.432558][ T440] do_syscall_64+0x31/0x40 [ 34.436953][ T440] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.442822][ T440] RIP: 0033:0x7fccc705bb19 [ 34.447218][ T440] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.467064][ T440] RSP: 002b:00007ffe6f0fcbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 34.475458][ T440] RAX: ffffffffffffffda RBX: 00007fccc72e1fa0 RCX: 00007fccc705bb19 [ 34.483433][ T440] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 34.491402][ T440] RBP: 00007fccc70f3af8 R08: 0000000000000000 R09: 0000000000000000 [ 34.499354][ T440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.507310][ T440] R13: 00007fccc72e1fac R14: 00007fccc72e1fa0 R15: 00007fccc72e1fa0 [ 34.515266][ T440] ---[ end trace 5c47629c180235e5 ]--- [ 34.521112][ T440] ------------[ cut here ]------------ [ 34.526593][ T440] WARNING: CPU: 1 PID: 440 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 34.529293][ T9] device veth0_vlan left promiscuous mode [ 34.536722][ T440] Modules linked in: [ 34.536738][ T440] CPU: 1 PID: 440 Comm: syz.4.21 Tainted: G B W syzkaller #0 [ 34.536743][ T440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 34.536759][ T440] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 34.536773][ T440] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 34.590191][ T440] RSP: 0018:ffffc900022b78e0 EFLAGS: 00010006 [ 34.596239][ T440] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 34.604188][ T440] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 34.612141][ T440] RBP: ffffc900022b7a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 34.620093][ T440] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000229 [ 34.628044][ T440] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 34.636033][ T440] FS: 000055555a2ad500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 34.644947][ T440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.651510][ T440] CR2: 00005555795254e8 CR3: 0000000112fc4000 CR4: 00000000003506a0 [ 34.659721][ T440] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.667669][ T440] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.675702][ T440] Call Trace: [ 34.679005][ T440] ? trace_seq_printf+0x201/0x330 [ 34.684018][ T440] ? ring_buffer_read_page+0x1210/0x1210 [ 34.689629][ T440] ? __kasan_check_write+0x14/0x20 [ 34.694715][ T440] ? _raw_spin_lock+0x94/0xf0 [ 34.699371][ T440] rb_buffer_peek+0x60/0x7a0 [ 34.703941][ T440] ring_buffer_consume+0x1b2/0x350 [ 34.709043][ T440] ? ring_buffer_iter_dropped+0x60/0x60 [ 34.714564][ T440] ? print_trace_line+0x385/0x690 [ 34.719564][ T440] tracing_read_pipe+0x599/0xab0 [ 34.724494][ T440] do_iter_read+0x3e9/0x5d0 [ 34.728975][ T440] do_readv+0x25d/0x450 [ 34.733105][ T440] ? do_iter_readv_writev+0x5f0/0x5f0 [ 34.738521][ T440] ? __se_sys_futex+0x2ba/0x370 [ 34.743534][ T440] ? __x64_sys_futex+0x100/0x100 [ 34.748456][ T440] ? debug_smp_processor_id+0x17/0x20 [ 34.753803][ T440] __x64_sys_readv+0x7d/0x90 [ 34.758369][ T440] do_syscall_64+0x31/0x40 [ 34.762760][ T440] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 34.768625][ T440] RIP: 0033:0x7fccc705bb19 [ 34.773025][ T440] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 34.792607][ T440] RSP: 002b:00007ffe6f0fcbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 34.800995][ T440] RAX: ffffffffffffffda RBX: 00007fccc72e1fa0 RCX: 00007fccc705bb19 [ 34.808946][ T440] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 34.816895][ T440] RBP: 00007fccc70f3af8 R08: 0000000000000000 R09: 0000000000000000 [ 34.824843][ T440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 34.832790][ T440] R13: 00007fccc72e1fac R14: 00007fccc72e1fa0 R15: 00007fccc72e1fa0 [ 34.840759][ T440] ---[ end trace 5c47629c180235e6 ]--- [ 34.846220][ T440] ------------[ cut here ]------------ [ 34.851662][ T440] WARNING: CPU: 1 PID: 440 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 34.861779][ T440] Modules linked in: [ 34.865659][ T440] CPU: 1 PID: 440 Comm: syz.4.21 Tainted: G B W syzkaller #0 [ 34.874308][ T440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 34.884352][ T440] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 34.890139][ T440] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 34.909723][ T440] RSP: 0018:ffffc900022b7900 EFLAGS: 00010002 [ 34.915768][ T440] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 34.923823][ T440] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 34.931768][ T440] RBP: ffffc900022b7a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 34.939804][ T440] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000229 [ 34.947763][ T440] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 34.955712][ T440] FS: 000055555a2ad500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 34.964613][ T440] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.971170][ T440] CR2: 00005555795254e8 CR3: 0000000112fc4000 CR4: 00000000003506a0 [ 34.979118][ T440] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.987065][ T440] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.995012][ T440] Call Trace: [ 34.998303][ T440] ? ring_buffer_read_page+0x1210/0x1210 [ 35.003913][ T440] ? __kasan_check_write+0x14/0x20 [ 35.009004][ T440] ? _raw_spin_lock+0x94/0xf0 [ 35.013658][ T440] rb_advance_reader+0x2b/0x6b0 [ 35.018486][ T440] ring_buffer_consume+0x1e6/0x350 [ 35.023590][ T440] ? ring_buffer_iter_dropped+0x60/0x60 [ 35.029111][ T440] ? print_trace_line+0x385/0x690 [ 35.034128][ T440] tracing_read_pipe+0x599/0xab0 [ 35.039131][ T440] do_iter_read+0x3e9/0x5d0 [ 35.043626][ T440] do_readv+0x25d/0x450 [ 35.047773][ T440] ? do_iter_readv_writev+0x5f0/0x5f0 [ 35.053153][ T440] ? __se_sys_futex+0x2ba/0x370 [ 35.057997][ T440] ? __x64_sys_futex+0x100/0x100 [ 35.062933][ T440] ? debug_smp_processor_id+0x17/0x20 [ 35.068291][ T440] __x64_sys_readv+0x7d/0x90 [ 35.072863][ T440] do_syscall_64+0x31/0x40 [ 35.077264][ T440] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.083133][ T440] RIP: 0033:0x7fccc705bb19 [ 35.087522][ T440] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 35.107126][ T440] RSP: 002b:00007ffe6f0fcbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 35.115517][ T440] RAX: ffffffffffffffda RBX: 00007fccc72e1fa0 RCX: 00007fccc705bb19 [ 35.123465][ T440] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 35.131411][ T440] RBP: 00007fccc70f3af8 R08: 0000000000000000 R09: 0000000000000000 [ 35.139359][ T440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.147307][ T440] R13: 00007fccc72e1fac R14: 00007fccc72e1fa0 R15: 00007fccc72e1fa0 [ 35.155265][ T440] ---[ end trace 5c47629c180235e7 ]--- [ 35.164163][ T442] ------------[ cut here ]------------ [ 35.169662][ T442] WARNING: CPU: 0 PID: 442 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 35.179794][ T442] Modules linked in: [ 35.183674][ T442] CPU: 0 PID: 442 Comm: syz.2.68 Tainted: G B W syzkaller #0 [ 35.192160][ T442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 35.202204][ T442] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 35.207979][ T442] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 35.227558][ T442] RSP: 0000:ffffc900026577a0 EFLAGS: 00010002 [ 35.233599][ T442] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 35.241583][ T442] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 35.249552][ T442] RBP: ffffc90002657918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 35.257500][ T442] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600022d [ 35.265448][ T442] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 35.273413][ T442] FS: 0000555581cfd500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.282326][ T442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.288884][ T442] CR2: 00007fffa7659f80 CR3: 0000000113ad3000 CR4: 00000000003506b0 [ 35.296832][ T442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.304866][ T442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.312813][ T442] Call Trace: [ 35.316080][ T442] ? finish_task_switch+0x12e/0x5a0 [ 35.321254][ T442] ? ring_buffer_read_page+0x1210/0x1210 [ 35.326860][ T442] ? __kasan_check_write+0x14/0x20 [ 35.331942][ T442] ? __kasan_check_write+0x14/0x20 [ 35.337027][ T442] ? _raw_spin_lock+0x94/0xf0 [ 35.341676][ T442] rb_buffer_peek+0x60/0x7a0 [ 35.346239][ T442] ring_buffer_peek+0x183/0x360 [ 35.351083][ T442] ? ring_buffer_iter_empty+0x370/0x370 [ 35.356601][ T442] ? find_next_bit+0x80/0x100 [ 35.361286][ T442] __find_next_entry+0x34d/0x6b0 [ 35.366213][ T442] ? _raw_spin_unlock+0x4d/0x70 [ 35.371060][ T442] ? trace_find_next_entry+0x370/0x370 [ 35.376505][ T442] ? down_write+0x110/0x120 [ 35.380984][ T442] ? down_read_killable+0xe0/0xe0 [ 35.385987][ T442] ? down_read+0xa1/0xd0 [ 35.390200][ T442] tracing_read_pipe+0x3b8/0xab0 [ 35.395224][ T442] do_iter_read+0x3e9/0x5d0 [ 35.399780][ T442] do_readv+0x25d/0x450 [ 35.404069][ T442] ? do_iter_readv_writev+0x5f0/0x5f0 [ 35.409422][ T442] ? __se_sys_futex+0x2ba/0x370 [ 35.414292][ T442] ? __x64_sys_futex+0x100/0x100 [ 35.419207][ T442] ? debug_smp_processor_id+0x17/0x20 [ 35.424554][ T442] __x64_sys_readv+0x7d/0x90 [ 35.429121][ T442] do_syscall_64+0x31/0x40 [ 35.433530][ T442] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.439536][ T442] RIP: 0033:0x7f0449b72b19 [ 35.443940][ T442] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 35.463534][ T442] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 35.471923][ T442] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 35.479872][ T442] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 35.487820][ T442] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 35.495795][ T442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.503747][ T442] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 35.511707][ T442] ---[ end trace 5c47629c180235e8 ]--- [ 35.517528][ T442] ------------[ cut here ]------------ [ 35.523022][ T442] WARNING: CPU: 0 PID: 442 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 35.533141][ T442] Modules linked in: [ 35.537016][ T442] CPU: 0 PID: 442 Comm: syz.2.68 Tainted: G B W syzkaller #0 [ 35.545485][ T442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 35.555521][ T442] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 35.561301][ T442] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 35.580884][ T442] RSP: 0000:ffffc900026578e0 EFLAGS: 00010006 [ 35.586941][ T442] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 35.594889][ T442] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 35.602836][ T442] RBP: ffffc90002657a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 35.610801][ T442] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600022d [ 35.618775][ T442] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 35.626724][ T442] FS: 0000555581cfd500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.635642][ T442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.642196][ T442] CR2: 00007fffa7659f80 CR3: 0000000113ad3000 CR4: 00000000003506b0 [ 35.650145][ T442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.658105][ T442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.666048][ T442] Call Trace: [ 35.669319][ T442] ? trace_seq_printf+0x201/0x330 [ 35.674403][ T442] ? ring_buffer_read_page+0x1210/0x1210 [ 35.680006][ T442] ? __kasan_check_write+0x14/0x20 [ 35.685087][ T442] ? _raw_spin_lock+0x94/0xf0 [ 35.689743][ T442] rb_buffer_peek+0x60/0x7a0 [ 35.694311][ T442] ring_buffer_consume+0x1b2/0x350 [ 35.699391][ T442] ? ring_buffer_iter_dropped+0x60/0x60 [ 35.704905][ T442] ? print_trace_line+0x385/0x690 [ 35.709912][ T442] tracing_read_pipe+0x599/0xab0 [ 35.714820][ T442] do_iter_read+0x3e9/0x5d0 [ 35.719295][ T442] do_readv+0x25d/0x450 [ 35.723418][ T442] ? do_iter_readv_writev+0x5f0/0x5f0 [ 35.728758][ T442] ? __se_sys_futex+0x2ba/0x370 [ 35.733588][ T442] ? __x64_sys_futex+0x100/0x100 [ 35.738500][ T442] ? debug_smp_processor_id+0x17/0x20 [ 35.743841][ T442] __x64_sys_readv+0x7d/0x90 [ 35.748403][ T442] do_syscall_64+0x31/0x40 [ 35.752788][ T442] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.758652][ T442] RIP: 0033:0x7f0449b72b19 [ 35.763056][ T442] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 35.782634][ T442] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 35.791018][ T442] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 35.798960][ T442] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 35.806907][ T442] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 35.814848][ T442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.822790][ T442] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 35.830744][ T442] ---[ end trace 5c47629c180235e9 ]--- [ 35.836195][ T442] ------------[ cut here ]------------ [ 35.841629][ T442] WARNING: CPU: 0 PID: 442 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 35.851740][ T442] Modules linked in: [ 35.855608][ T442] CPU: 0 PID: 442 Comm: syz.2.68 Tainted: G B W syzkaller #0 [ 35.864088][ T442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 35.874134][ T442] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 35.879913][ T442] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 35.899492][ T442] RSP: 0000:ffffc90002657900 EFLAGS: 00010006 [ 35.905532][ T442] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 35.913489][ T442] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 35.921564][ T442] RBP: ffffc90002657a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 35.929514][ T442] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 000000008600022d [ 35.937461][ T442] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 35.945411][ T442] FS: 0000555581cfd500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 35.954313][ T442] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.960871][ T442] CR2: 00007fffa7659f80 CR3: 0000000113ad3000 CR4: 00000000003506b0 [ 35.968820][ T442] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.976765][ T442] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.984717][ T442] Call Trace: [ 35.987992][ T442] ? ring_buffer_read_page+0x1210/0x1210 [ 35.993622][ T442] ? __kasan_check_write+0x14/0x20 [ 35.998740][ T442] ? _raw_spin_lock+0x94/0xf0 [ 36.003401][ T442] rb_advance_reader+0x2b/0x6b0 [ 36.008332][ T442] ring_buffer_consume+0x1e6/0x350 [ 36.013457][ T442] ? ring_buffer_iter_dropped+0x60/0x60 [ 36.019000][ T442] ? print_trace_line+0x385/0x690 [ 36.024002][ T442] tracing_read_pipe+0x599/0xab0 [ 36.028932][ T442] do_iter_read+0x3e9/0x5d0 [ 36.033410][ T442] do_readv+0x25d/0x450 [ 36.037539][ T442] ? do_iter_readv_writev+0x5f0/0x5f0 [ 36.042912][ T442] ? __se_sys_futex+0x2ba/0x370 [ 36.047732][ T442] ? __x64_sys_futex+0x100/0x100 [ 36.052647][ T442] ? debug_smp_processor_id+0x17/0x20 [ 36.057991][ T442] __x64_sys_readv+0x7d/0x90 [ 36.062552][ T442] do_syscall_64+0x31/0x40 [ 36.066940][ T442] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.072801][ T442] RIP: 0033:0x7f0449b72b19 [ 36.077188][ T442] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.096771][ T442] RSP: 002b:00007ffc558d0018 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 36.105158][ T442] RAX: ffffffffffffffda RBX: 00007f0449df8fa0 RCX: 00007f0449b72b19 [ 36.113124][ T442] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 36.121069][ T442] RBP: 00007f0449c0aaf8 R08: 0000000000000000 R09: 0000000000000000 [ 36.129012][ T442] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.136971][ T442] R13: 00007f0449df8fac R14: 00007f0449df8fa0 R15: 00007f0449df8fa0 [ 36.144942][ T442] ---[ end trace 5c47629c180235ea ]--- [ 36.151805][ T441] ------------[ cut here ]------------ [ 36.157287][ T441] WARNING: CPU: 0 PID: 441 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 36.167409][ T441] Modules linked in: [ 36.171307][ T441] CPU: 0 PID: 441 Comm: syz.6.67 Tainted: G B W syzkaller #0 [ 36.179778][ T441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 36.189820][ T441] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 36.195601][ T441] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 36.215184][ T441] RSP: 0000:ffffc900024977a0 EFLAGS: 00010002 [ 36.221229][ T441] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 36.229179][ T441] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 36.237128][ T441] RBP: ffffc90002497918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 36.245078][ T441] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000231 [ 36.253027][ T441] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 36.260977][ T441] FS: 0000555555b70500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 36.269895][ T441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.276460][ T441] CR2: 00007fffa7659f80 CR3: 00000001138d3000 CR4: 00000000003506b0 [ 36.284413][ T441] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.292365][ T441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.300312][ T441] Call Trace: [ 36.303584][ T441] ? finish_task_switch+0x12e/0x5a0 [ 36.308766][ T441] ? ring_buffer_read_page+0x1210/0x1210 [ 36.314380][ T441] ? __kasan_check_write+0x14/0x20 [ 36.319485][ T441] ? __kasan_check_write+0x14/0x20 [ 36.324569][ T441] ? _raw_spin_lock+0x94/0xf0 [ 36.329219][ T441] rb_buffer_peek+0x60/0x7a0 [ 36.333787][ T441] ring_buffer_peek+0x183/0x360 [ 36.338624][ T441] ? ring_buffer_iter_empty+0x370/0x370 [ 36.344147][ T441] ? find_next_bit+0x80/0x100 [ 36.348800][ T441] __find_next_entry+0x34d/0x6b0 [ 36.353909][ T441] ? trace_find_next_entry+0x370/0x370 [ 36.359367][ T441] ? down_write+0x110/0x120 [ 36.363849][ T441] ? down_read_killable+0xe0/0xe0 [ 36.368852][ T441] ? down_read+0xa1/0xd0 [ 36.373075][ T441] tracing_read_pipe+0x3b8/0xab0 [ 36.377989][ T441] do_iter_read+0x3e9/0x5d0 [ 36.382472][ T441] do_readv+0x25d/0x450 [ 36.386603][ T441] ? do_iter_readv_writev+0x5f0/0x5f0 [ 36.392070][ T441] ? __se_sys_futex+0x2ba/0x370 [ 36.396916][ T441] ? __x64_sys_futex+0x100/0x100 [ 36.401870][ T441] ? debug_smp_processor_id+0x17/0x20 [ 36.407229][ T441] __x64_sys_readv+0x7d/0x90 [ 36.411806][ T441] do_syscall_64+0x31/0x40 [ 36.416201][ T441] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.422069][ T441] RIP: 0033:0x7f67a2e17b19 [ 36.426462][ T441] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.446049][ T441] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 36.454442][ T441] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 36.462397][ T441] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 36.470370][ T441] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 36.478322][ T441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.486270][ T441] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 36.494223][ T441] ---[ end trace 5c47629c180235eb ]--- [ 36.505795][ T441] ------------[ cut here ]------------ [ 36.511287][ T441] WARNING: CPU: 1 PID: 441 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 36.521507][ T441] Modules linked in: [ 36.525417][ T441] CPU: 1 PID: 441 Comm: syz.6.67 Tainted: G B W syzkaller #0 [ 36.533885][ T441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 36.543939][ T441] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 36.549716][ T441] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 36.569296][ T441] RSP: 0000:ffffc900024978e0 EFLAGS: 00010002 [ 36.575354][ T441] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 36.583315][ T441] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 36.591282][ T441] RBP: ffffc90002497a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 36.599251][ T441] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000231 [ 36.607201][ T441] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 36.615149][ T441] FS: 0000555555b70500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 36.624055][ T441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.630620][ T441] CR2: 0000001b33963fff CR3: 00000001138d3000 CR4: 00000000003506a0 [ 36.638573][ T441] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.646524][ T441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.654477][ T441] Call Trace: [ 36.657837][ T441] ? trace_seq_printf+0x201/0x330 [ 36.662839][ T441] ? ring_buffer_read_page+0x1210/0x1210 [ 36.668446][ T441] ? __kasan_check_write+0x14/0x20 [ 36.673529][ T441] ? _raw_spin_lock+0x94/0xf0 [ 36.678199][ T441] rb_buffer_peek+0x60/0x7a0 [ 36.682765][ T441] ring_buffer_consume+0x1b2/0x350 [ 36.687875][ T441] ? ring_buffer_iter_dropped+0x60/0x60 [ 36.693399][ T441] ? print_trace_line+0x385/0x690 [ 36.698398][ T441] tracing_read_pipe+0x599/0xab0 [ 36.703308][ T441] do_iter_read+0x3e9/0x5d0 [ 36.707806][ T441] do_readv+0x25d/0x450 [ 36.711934][ T441] ? do_iter_readv_writev+0x5f0/0x5f0 [ 36.717294][ T441] ? __se_sys_futex+0x2ba/0x370 [ 36.722119][ T441] ? __x64_sys_futex+0x100/0x100 [ 36.727046][ T441] ? debug_smp_processor_id+0x17/0x20 [ 36.732407][ T441] __x64_sys_readv+0x7d/0x90 [ 36.736973][ T441] do_syscall_64+0x31/0x40 [ 36.741365][ T441] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.747231][ T441] RIP: 0033:0x7f67a2e17b19 [ 36.751637][ T441] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 36.771217][ T441] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 36.779632][ T441] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 36.787597][ T441] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 36.795566][ T441] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 36.803517][ T441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.811484][ T441] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 36.819435][ T441] ---[ end trace 5c47629c180235ec ]--- [ 36.824894][ T441] ------------[ cut here ]------------ [ 36.830332][ T441] WARNING: CPU: 1 PID: 441 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 36.840472][ T441] Modules linked in: [ 36.844349][ T441] CPU: 1 PID: 441 Comm: syz.6.67 Tainted: G B W syzkaller #0 [ 36.852817][ T441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 36.862872][ T441] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 36.868760][ T441] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 36.888373][ T441] RSP: 0000:ffffc90002497900 EFLAGS: 00010006 [ 36.894435][ T441] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 36.902389][ T441] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 36.910336][ T441] RBP: ffffc90002497a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 36.918300][ T441] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000231 [ 36.926265][ T441] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 36.934230][ T441] FS: 0000555555b70500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 36.943148][ T441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.949704][ T441] CR2: 0000001b33963fff CR3: 00000001138d3000 CR4: 00000000003506a0 [ 36.957742][ T441] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 36.965689][ T441] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 36.973628][ T441] Call Trace: [ 36.976986][ T441] ? ring_buffer_read_page+0x1210/0x1210 [ 36.982605][ T441] ? __kasan_check_write+0x14/0x20 [ 36.987691][ T441] ? _raw_spin_lock+0x94/0xf0 [ 36.992341][ T441] rb_advance_reader+0x2b/0x6b0 [ 36.997170][ T441] ring_buffer_consume+0x1e6/0x350 [ 37.002262][ T441] ? ring_buffer_iter_dropped+0x60/0x60 [ 37.007778][ T441] ? print_trace_line+0x385/0x690 [ 37.012796][ T441] tracing_read_pipe+0x599/0xab0 [ 37.017708][ T441] do_iter_read+0x3e9/0x5d0 [ 37.022180][ T441] do_readv+0x25d/0x450 [ 37.026307][ T441] ? do_iter_readv_writev+0x5f0/0x5f0 [ 37.031647][ T441] ? __se_sys_futex+0x2ba/0x370 [ 37.036471][ T441] ? __x64_sys_futex+0x100/0x100 [ 37.041377][ T441] ? debug_smp_processor_id+0x17/0x20 [ 37.046725][ T441] __x64_sys_readv+0x7d/0x90 [ 37.051296][ T441] do_syscall_64+0x31/0x40 [ 37.055689][ T441] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.061554][ T441] RIP: 0033:0x7f67a2e17b19 [ 37.065944][ T441] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.085521][ T441] RSP: 002b:00007ffebe341b68 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 37.093908][ T441] RAX: ffffffffffffffda RBX: 00007f67a309dfa0 RCX: 00007f67a2e17b19 [ 37.101854][ T441] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 37.109805][ T441] RBP: 00007f67a2eafaf8 R08: 0000000000000000 R09: 0000000000000000 [ 37.117750][ T441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.125698][ T441] R13: 00007f67a309dfac R14: 00007f67a309dfa0 R15: 00007f67a309dfa0 [ 37.133647][ T441] ---[ end trace 5c47629c180235ed ]--- [ 37.140178][ T443] ------------[ cut here ]------------ [ 37.145640][ T443] WARNING: CPU: 1 PID: 443 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 37.155770][ T443] Modules linked in: [ 37.159649][ T443] CPU: 1 PID: 443 Comm: syz.5.69 Tainted: G B W syzkaller #0 [ 37.168119][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 37.178163][ T443] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 37.183943][ T443] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 37.203540][ T443] RSP: 0018:ffffc900025777a0 EFLAGS: 00010002 [ 37.209582][ T443] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 37.217529][ T443] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 37.225476][ T443] RBP: ffffc90002577918 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 37.233418][ T443] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000235 [ 37.241368][ T443] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 37.249319][ T443] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 37.258233][ T443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.264794][ T443] CR2: 0000001b33963fff CR3: 0000000128a5a000 CR4: 00000000003506a0 [ 37.272743][ T443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.280710][ T443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.288661][ T443] Call Trace: [ 37.291930][ T443] ? finish_task_switch+0x12e/0x5a0 [ 37.297101][ T443] ? ring_buffer_read_page+0x1210/0x1210 [ 37.302708][ T443] ? __kasan_check_write+0x14/0x20 [ 37.307796][ T443] ? __kasan_check_write+0x14/0x20 [ 37.312883][ T443] ? _raw_spin_lock+0x94/0xf0 [ 37.317538][ T443] rb_buffer_peek+0x60/0x7a0 [ 37.322101][ T443] ring_buffer_peek+0x183/0x360 [ 37.326924][ T443] ? ring_buffer_iter_empty+0x370/0x370 [ 37.332551][ T443] ? find_next_bit+0x80/0x100 [ 37.337201][ T443] __find_next_entry+0x34d/0x6b0 [ 37.342111][ T443] ? _raw_spin_unlock+0x4d/0x70 [ 37.346939][ T443] ? trace_find_next_entry+0x370/0x370 [ 37.352372][ T443] ? down_write+0x110/0x120 [ 37.356845][ T443] ? down_read_killable+0xe0/0xe0 [ 37.361848][ T443] ? down_read+0xa1/0xd0 [ 37.366064][ T443] tracing_read_pipe+0x3b8/0xab0 [ 37.370973][ T443] do_iter_read+0x3e9/0x5d0 [ 37.375450][ T443] do_readv+0x25d/0x450 [ 37.379575][ T443] ? do_iter_readv_writev+0x5f0/0x5f0 [ 37.384921][ T443] ? __se_sys_futex+0x2ba/0x370 [ 37.389748][ T443] ? __x64_sys_futex+0x100/0x100 [ 37.394661][ T443] ? debug_smp_processor_id+0x17/0x20 [ 37.400003][ T443] __x64_sys_readv+0x7d/0x90 [ 37.404565][ T443] do_syscall_64+0x31/0x40 [ 37.408953][ T443] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.414820][ T443] RIP: 0033:0x7f3737224b19 [ 37.419210][ T443] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.438790][ T443] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 37.447193][ T443] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 37.455137][ T443] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 37.463080][ T443] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 37.471021][ T443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.478972][ T443] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 37.486917][ T443] ---[ end trace 5c47629c180235ee ]--- [ 37.492656][ T443] ------------[ cut here ]------------ [ 37.498122][ T443] WARNING: CPU: 1 PID: 443 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 37.508254][ T443] Modules linked in: [ 37.512146][ T443] CPU: 1 PID: 443 Comm: syz.5.69 Tainted: G B W syzkaller #0 [ 37.520626][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 37.530687][ T443] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 37.536483][ T443] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 37.556096][ T443] RSP: 0018:ffffc900025778e0 EFLAGS: 00010006 [ 37.562137][ T443] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 37.570169][ T443] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 37.578116][ T443] RBP: ffffc90002577a58 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 37.586060][ T443] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000235 [ 37.594007][ T443] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 37.601954][ T443] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 37.610854][ T443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.617414][ T443] CR2: 0000001b33963fff CR3: 0000000128a5a000 CR4: 00000000003506a0 [ 37.625375][ T443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.633319][ T443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.641266][ T443] Call Trace: [ 37.644535][ T443] ? trace_seq_printf+0x201/0x330 [ 37.649533][ T443] ? ring_buffer_read_page+0x1210/0x1210 [ 37.655138][ T443] ? __kasan_check_write+0x14/0x20 [ 37.660222][ T443] ? _raw_spin_lock+0x94/0xf0 [ 37.664873][ T443] rb_buffer_peek+0x60/0x7a0 [ 37.669439][ T443] ring_buffer_consume+0x1b2/0x350 [ 37.674517][ T443] ? ring_buffer_iter_dropped+0x60/0x60 [ 37.680032][ T443] ? print_trace_line+0x385/0x690 [ 37.685025][ T443] tracing_read_pipe+0x599/0xab0 [ 37.689934][ T443] do_iter_read+0x3e9/0x5d0 [ 37.694404][ T443] do_readv+0x25d/0x450 [ 37.698535][ T443] ? do_iter_readv_writev+0x5f0/0x5f0 [ 37.703975][ T443] ? __se_sys_futex+0x2ba/0x370 [ 37.708803][ T443] ? __x64_sys_futex+0x100/0x100 [ 37.713717][ T443] ? debug_smp_processor_id+0x17/0x20 [ 37.719063][ T443] __x64_sys_readv+0x7d/0x90 [ 37.723626][ T443] do_syscall_64+0x31/0x40 [ 37.728021][ T443] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.733888][ T443] RIP: 0033:0x7f3737224b19 [ 37.738408][ T443] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 37.757994][ T443] RSP: 002b:00007fff628ce9f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000013 [ 37.766386][ T443] RAX: ffffffffffffffda RBX: 00007f37374aafa0 RCX: 00007f3737224b19 [ 37.774354][ T443] RDX: 0000000000000001 RSI: 0000200000000b80 RDI: 0000000000000003 [ 37.782302][ T443] RBP: 00007f37372bcaf8 R08: 0000000000000000 R09: 0000000000000000 [ 37.790247][ T443] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.798196][ T443] R13: 00007f37374aafac R14: 00007f37374aafa0 R15: 00007f37374aafa0 [ 37.806144][ T443] ---[ end trace 5c47629c180235ef ]--- [ 37.811605][ T443] ------------[ cut here ]------------ [ 37.817044][ T443] WARNING: CPU: 1 PID: 443 at kernel/trace/ring_buffer.c:4349 rb_get_reader_page+0xa78/0xbf0 [ 37.827175][ T443] Modules linked in: [ 37.831051][ T443] CPU: 1 PID: 443 Comm: syz.5.69 Tainted: G B W syzkaller #0 [ 37.839523][ T443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026 [ 37.849568][ T443] RIP: 0010:rb_get_reader_page+0xa78/0xbf0 [ 37.855352][ T443] Code: 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 ad 3d 38 00 48 8b 1b 48 8d 7b 08 be 04 00 00 00 e8 9c 3f 38 00 f0 ff 43 08 <0f> 0b 48 83 7c 24 20 00 75 91 e8 a9 af fd ff e9 45 fe ff ff e8 9f [ 37.874930][ T443] RSP: 0018:ffffc90002577900 EFLAGS: 00010006 [ 37.880974][ T443] RAX: 1ffff1102000aa01 RBX: ffff888100052600 RCX: ffffffff81670704 [ 37.888927][ T443] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff888100052608 [ 37.896875][ T443] RBP: ffffc90002577a68 R08: ffff88810005260b R09: 1ffff1102000a4c1 [ 37.904820][ T443] R10: dffffc0000000000 R11: ffffed102000a4c2 R12: 0000000086000235 [ 37.912774][ T443] R13: 1ffff1102000a123 R14: 1ffff1102000a126 R15: dffffc0000000000 [ 37.920721][ T443] FS: 000055558cd88500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 37.929624][ T443] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.936191][ T443] CR2: 0000001b33963fff CR3: 0000000128a5a000 CR4: 00000000003506a0 [ 37.944154][ T443] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.952100][ T443] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.960215][ T443] Call Trace: [ 37.963489][ T443] ? ring_buffer_read_page+0x1210/0x1210 [ 37.969098][ T443] ? __kasan_check_write+0x14/0x20 [ 37.974206][ T443] ? _raw_spin_lock+0x94/0xf0 [ 37.978859][ T443] rb_advance_reader+0x2b/0x6b0 [ 37.983776][ T443] ring_buffer_consume+0x1e6/0x350 [ 37.988865][ T443] ? ring_buffer_iter_dropped+0x60/0x60 [ 37.994386][ T443] ? print_trace_line+0x385/0x690 [ 37.999387][ T443] tracing_read_pipe+0x599/0xab0 [ 38.004303][ T443] do_iter_read+0x3e9/0x5d0 [ 38.008789][ T443] do_readv+0x25d/0x450