syzkaller syzkaller login: [ 21.877617][ T24] kauditd_printk_skb: 48 callbacks suppressed [ 21.877627][ T24] audit: type=1400 audit(1777919547.669:59): avc: denied { transition } for pid=259 comm="sshd-session" path="/bin/sh" dev="sda1" ino=90 scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.886121][ T24] audit: type=1400 audit(1777919547.669:60): avc: denied { noatsecure } for pid=259 comm="sshd-session" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.892171][ T24] audit: type=1400 audit(1777919547.669:61): avc: denied { write } for pid=259 comm="sh" path="pipe:[13827]" dev="pipefs" ino=13827 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 21.903791][ T24] audit: type=1400 audit(1777919547.669:62): avc: denied { rlimitinh } for pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.922925][ T24] audit: type=1400 audit(1777919547.669:63): avc: denied { siginh } for pid=259 comm="sh" scontext=system_u:system_r:sshd_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 Warning: Permanently added '10.128.1.149' (ED25519) to the list of known hosts. 2026/05/04 18:32:36 parsed 1 programs [ 31.079072][ T24] audit: type=1400 audit(1777919556.869:64): 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 [ 31.101872][ T24] audit: type=1400 audit(1777919556.869:65): 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 [ 31.122636][ T24] audit: type=1400 audit(1777919556.869:66): 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 [ 31.714764][ T24] audit: type=1400 audit(1777919557.509:67): avc: denied { mounton } for pid=294 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 [ 31.715805][ T294] cgroup: Unknown subsys name 'net' [ 31.737992][ T24] audit: type=1400 audit(1777919557.509:68): avc: denied { mount } for pid=294 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 [ 31.765674][ T24] audit: type=1400 audit(1777919557.539:69): avc: denied { unmount } for pid=294 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 31.785648][ T294] cgroup: Unknown subsys name 'devices' [ 31.913120][ T294] cgroup: Unknown subsys name 'hugetlb' [ 31.918882][ T294] cgroup: Unknown subsys name 'rlimit' [ 32.091477][ T24] audit: type=1400 audit(1777919557.889:70): avc: denied { setattr } for pid=294 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 [ 32.115172][ T24] audit: type=1400 audit(1777919557.889:71): avc: denied { create } for pid=294 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 [ 32.120474][ T297] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 32.137131][ T24] audit: type=1400 audit(1777919557.889:72): avc: denied { write } for pid=294 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 32.167177][ T24] audit: type=1400 audit(1777919557.889:73): avc: denied { read } for pid=294 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 32.188672][ T294] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 32.610965][ T304] request_module fs-gadgetfs succeeded, but still no fs? [ 32.681206][ T304] cgroup: cgroup: disabling cgroup2 socket matching due to net_prio or net_cls activation [ 33.061114][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.074970][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.083409][ T339] device bridge_slave_0 entered promiscuous mode [ 33.101618][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.108772][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.117571][ T339] device bridge_slave_1 entered promiscuous mode [ 33.237936][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.246001][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.253931][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.261868][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.286045][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.296508][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.304850][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.334186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 33.343479][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.351476][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.360259][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 33.370634][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.379441][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 33.387851][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 33.397300][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 33.418117][ T339] device veth0_vlan entered promiscuous mode [ 33.425762][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 33.436510][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 33.445971][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 33.454448][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 33.467089][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 33.476720][ T339] device veth1_macvtap entered promiscuous mode 2026/05/04 18:32:39 executed programs: 0 [ 33.486603][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 33.498922][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 33.686489][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.693622][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.701054][ T375] device bridge_slave_0 entered promiscuous mode [ 33.709604][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.716816][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.724679][ T375] device bridge_slave_1 entered promiscuous mode [ 33.737252][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.744538][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.752617][ T370] device bridge_slave_0 entered promiscuous mode [ 33.777898][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.785114][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.792959][ T370] device bridge_slave_1 entered promiscuous mode [ 33.854918][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.864268][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.872723][ T376] device bridge_slave_0 entered promiscuous mode [ 33.883028][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.890347][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.897907][ T376] device bridge_slave_1 entered promiscuous mode [ 33.923133][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.930995][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 33.939068][ T373] device bridge_slave_0 entered promiscuous mode [ 33.965739][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 33.973085][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 33.980864][ T373] device bridge_slave_1 entered promiscuous mode [ 34.019115][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.026303][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.035343][ T372] device bridge_slave_0 entered promiscuous mode [ 34.042760][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.049888][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.057457][ T372] device bridge_slave_1 entered promiscuous mode [ 34.206948][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.216137][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.224244][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.232057][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.239390][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 34.248007][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.256441][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.263714][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.271359][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 34.293705][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 34.303090][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.313516][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.321733][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.352901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 34.361565][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 34.370625][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.380239][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.387554][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.397638][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 34.406308][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.415281][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.423003][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.431453][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.439215][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.447150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.455873][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.463914][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 34.473206][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.483600][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.492452][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.502186][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 34.511761][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.520034][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.527076][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.534739][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 34.566851][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.574590][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.582636][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 34.590956][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.599552][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 34.608216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.616248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.624140][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.640809][ T376] device veth0_vlan entered promiscuous mode [ 34.656604][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.665129][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.674322][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.683895][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.691595][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 34.699057][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 34.707689][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 34.716372][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.724145][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.731821][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 34.740052][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 34.748445][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.755514][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.763255][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 34.772953][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 34.781852][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 34.793739][ T373] device veth0_vlan entered promiscuous mode [ 34.804637][ T375] device veth0_vlan entered promiscuous mode [ 34.815557][ T376] device veth1_macvtap entered promiscuous mode [ 34.824053][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.832715][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 34.840611][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 34.849147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 34.858742][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 34.867287][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 34.875750][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.883970][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 34.892011][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 34.899780][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 34.911671][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 34.920624][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 34.936996][ T373] device veth1_macvtap entered promiscuous mode [ 34.950441][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 34.961665][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 34.969722][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 34.999858][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.010090][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.019539][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.029023][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.038029][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 35.047671][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 35.057959][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.066086][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.074439][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 35.083790][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 35.092209][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.099937][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.109257][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.119115][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 35.128104][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 35.141078][ T375] device veth1_macvtap entered promiscuous mode [ 35.163877][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 35.173548][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.184939][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 35.193568][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 35.210995][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 35.219555][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 35.236786][ T370] device veth0_vlan entered promiscuous mode [ 35.252239][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 35.260837][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 35.270034][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 35.276515][ T395] erofs: (device loop4): mounted with root inode @ nid 36. [ 35.280826][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 35.295880][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 35.305028][ T397] erofs: (device loop6): mounted with root inode @ nid 36. [ 35.313632][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.315064][ T397] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 35.321914][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 35.329653][ T397] BUG: scheduling while atomic: syz.6.20/397/0x00000002 [ 35.337846][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 35.344629][ T397] Modules linked in: [ 35.352725][ T395] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 35.356358][ T397] Preemption disabled at: [ 35.365118][ T395] BUG: scheduling while atomic: syz.4.21/395/0x00000002 [ 35.365121][ T395] Modules linked in: [ 35.365127][ T395] Preemption disabled at: [ 35.365158][ T395] [] z_erofs_reload_indexes+0x318/0x450 [ 35.365171][ T395] CPU: 1 PID: 395 Comm: syz.4.21 Not tainted syzkaller #0 [ 35.365175][ T395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 35.365181][ T395] Call Trace: [ 35.365193][ T395] __dump_stack+0x21/0x24 [ 35.365202][ T395] dump_stack_lvl+0x1a7/0x208 [ 35.365211][ T395] ? z_erofs_reload_indexes+0x318/0x450 [ 35.365221][ T395] ? show_regs_print_info+0x18/0x18 [ 35.365231][ T395] ? kmem_cache_free+0x100/0x2d0 [ 35.365242][ T395] ? z_erofs_reload_indexes+0x318/0x450 [ 35.365250][ T395] dump_stack+0x15/0x1c [ 35.365262][ T395] __schedule_bug+0x183/0x240 [ 35.365271][ T395] ? __migrate_task+0x190/0x190 [ 35.365282][ T395] __schedule+0xc45/0x1320 [ 35.365298][ T395] ? kern_path_create+0x40/0x40 [ 35.369617][ T397] [] z_erofs_reload_indexes+0x318/0x450 [ 35.376606][ T395] ? __sched_text_start+0x8/0x8 [ 35.376632][ T395] ? getname_flags+0x206/0x500 [ 35.484591][ T395] schedule+0x13c/0x1d0 [ 35.488818][ T395] exit_to_user_mode_loop+0x4b/0xe0 [ 35.494186][ T395] exit_to_user_mode_prepare+0x76/0xa0 [ 35.500247][ T395] syscall_exit_to_user_mode+0x1d/0x40 [ 35.506037][ T395] do_syscall_64+0x3d/0x40 [ 35.510654][ T395] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.516558][ T395] RIP: 0033:0x7fbc5e053dd9 [ 35.520956][ T395] 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 [ 35.540727][ T395] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 35.549125][ T395] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 35.557176][ T395] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 35.565143][ T395] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 35.573739][ T395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.583271][ T395] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 35.591793][ T397] CPU: 0 PID: 397 Comm: syz.6.20 Not tainted syzkaller #0 [ 35.599164][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 35.609565][ T397] Call Trace: [ 35.612839][ T397] __dump_stack+0x21/0x24 [ 35.617386][ T397] dump_stack_lvl+0x1a7/0x208 [ 35.622244][ T397] ? z_erofs_reload_indexes+0x318/0x450 [ 35.628032][ T397] ? show_regs_print_info+0x18/0x18 [ 35.633319][ T397] ? kmem_cache_free+0x100/0x2d0 [ 35.638260][ T397] ? z_erofs_reload_indexes+0x318/0x450 [ 35.644142][ T397] dump_stack+0x15/0x1c [ 35.648300][ T397] __schedule_bug+0x183/0x240 [ 35.653062][ T397] ? __migrate_task+0x190/0x190 [ 35.658096][ T397] __schedule+0xc45/0x1320 [ 35.662840][ T397] ? kern_path_create+0x40/0x40 [ 35.667752][ T397] ? __sched_text_start+0x8/0x8 [ 35.672973][ T397] ? getname_flags+0x206/0x500 [ 35.677820][ T397] schedule+0x13c/0x1d0 [ 35.681958][ T397] exit_to_user_mode_loop+0x4b/0xe0 [ 35.687159][ T397] exit_to_user_mode_prepare+0x76/0xa0 [ 35.692877][ T397] syscall_exit_to_user_mode+0x1d/0x40 [ 35.698406][ T397] do_syscall_64+0x3d/0x40 [ 35.702805][ T397] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 35.708958][ T397] RIP: 0033:0x7f70ab561dd9 [ 35.715815][ T397] 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 [ 35.735672][ T397] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 35.744379][ T397] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 35.752636][ T397] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 35.761143][ T397] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 35.769831][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.778667][ T397] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 35.793098][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.801062][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.809650][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 35.817869][ T192] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 35.830870][ T372] device veth0_vlan entered promiscuous mode [ 35.854650][ T370] device veth1_macvtap entered promiscuous mode [ 35.862150][ T401] erofs: (device loop4): mounted with root inode @ nid 36. [ 35.873952][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 35.883532][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 35.891928][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 35.904546][ T401] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 35.913317][ T401] BUG: scheduling while atomic: syz.4.22/401/0x00000002 [ 35.920864][ T401] Modules linked in: [ 35.925500][ T401] Preemption disabled at: [ 35.925522][ T401] [] z_erofs_reload_indexes+0x318/0x450 [ 35.938311][ T401] CPU: 1 PID: 401 Comm: syz.4.22 Tainted: G W syzkaller #0 [ 35.947771][ T401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 35.958356][ T401] Call Trace: [ 35.961668][ T401] __dump_stack+0x21/0x24 [ 35.965984][ T401] dump_stack_lvl+0x1a7/0x208 [ 35.970766][ T401] ? z_erofs_reload_indexes+0x318/0x450 [ 35.976546][ T401] ? show_regs_print_info+0x18/0x18 [ 35.982030][ T401] ? kmem_cache_free+0x100/0x2d0 [ 35.987061][ T401] ? z_erofs_reload_indexes+0x318/0x450 [ 35.992870][ T401] dump_stack+0x15/0x1c [ 35.997204][ T401] __schedule_bug+0x183/0x240 [ 36.002277][ T401] ? __migrate_task+0x190/0x190 [ 36.007311][ T401] __schedule+0xc45/0x1320 [ 36.011720][ T401] ? kern_path_create+0x40/0x40 [ 36.016670][ T401] ? __sched_text_start+0x8/0x8 [ 36.021511][ T401] ? getname_flags+0x206/0x500 [ 36.026472][ T401] schedule+0x13c/0x1d0 [ 36.030978][ T401] exit_to_user_mode_loop+0x4b/0xe0 [ 36.036470][ T401] exit_to_user_mode_prepare+0x76/0xa0 [ 36.043023][ T401] syscall_exit_to_user_mode+0x1d/0x40 [ 36.048783][ T401] do_syscall_64+0x3d/0x40 [ 36.053188][ T401] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.059191][ T401] RIP: 0033:0x7fbc5e053dd9 [ 36.063596][ T401] 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 [ 36.083946][ T401] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 36.092726][ T401] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 36.101228][ T401] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 36.109726][ T401] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 36.118113][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.126074][ T401] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 36.137191][ T372] device veth1_macvtap entered promiscuous mode [ 36.147193][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 36.156922][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.158327][ T407] erofs: (device loop6): mounted with root inode @ nid 36. [ 36.166813][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 36.183333][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.192706][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 36.202219][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.210921][ T399] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 36.239794][ T404] erofs: (device loop2): mounted with root inode @ nid 36. [ 36.252467][ T330] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 36.263904][ T407] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 36.264664][ T330] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.274736][ T407] BUG: scheduling while atomic: syz.6.23/407/0x00000002 [ 36.274740][ T407] Modules linked in: [ 36.274745][ T407] Preemption disabled at: [ 36.274763][ T407] [] z_erofs_reload_indexes+0x318/0x450 [ 36.274775][ T407] CPU: 0 PID: 407 Comm: syz.6.23 Tainted: G W syzkaller #0 [ 36.274780][ T407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 36.274784][ T407] Call Trace: [ 36.274796][ T407] __dump_stack+0x21/0x24 [ 36.274805][ T407] dump_stack_lvl+0x1a7/0x208 [ 36.274814][ T407] ? z_erofs_reload_indexes+0x318/0x450 [ 36.274823][ T407] ? show_regs_print_info+0x18/0x18 [ 36.274833][ T407] ? kmem_cache_free+0x100/0x2d0 [ 36.274849][ T407] ? z_erofs_reload_indexes+0x318/0x450 [ 36.285092][ T404] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 36.292633][ T407] dump_stack+0x15/0x1c [ 36.292646][ T407] __schedule_bug+0x183/0x240 [ 36.292654][ T407] ? __migrate_task+0x190/0x190 [ 36.292665][ T407] __schedule+0xc45/0x1320 [ 36.292674][ T407] ? kern_path_create+0x40/0x40 [ 36.292682][ T407] ? __sched_text_start+0x8/0x8 [ 36.292689][ T407] ? getname_flags+0x206/0x500 [ 36.292714][ T407] schedule+0x13c/0x1d0 [ 36.292723][ T407] exit_to_user_mode_loop+0x4b/0xe0 [ 36.292731][ T407] exit_to_user_mode_prepare+0x76/0xa0 [ 36.292739][ T407] syscall_exit_to_user_mode+0x1d/0x40 [ 36.292747][ T407] do_syscall_64+0x3d/0x40 [ 36.292756][ T407] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.292765][ T407] RIP: 0033:0x7f70ab561dd9 [ 36.292774][ T407] 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 [ 36.292781][ T407] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 36.292792][ T407] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 36.292797][ T407] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 36.292802][ T407] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 36.292807][ T407] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.292812][ T407] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 36.298842][ T330] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 36.302852][ T404] BUG: scheduling while atomic: syz.2.19/404/0x00000002 [ 36.312507][ T330] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 36.321497][ T404] Modules linked in: [ 36.356029][ T411] erofs: (device loop4): mounted with root inode @ nid 36. [ 36.359977][ T404] [ 36.396276][ T411] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 36.399591][ T404] Preemption disabled at: [ 36.399610][ T404] [] z_erofs_reload_indexes+0x318/0x450 [ 36.399632][ T404] CPU: 1 PID: 404 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 36.405038][ T411] BUG: scheduling while atomic: syz.4.24/411/0x00000002 [ 36.410240][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 36.415136][ T411] Modules linked in: [ 36.419887][ T404] Call Trace: [ 36.425545][ T411] [ 36.432948][ T404] __dump_stack+0x21/0x24 [ 36.432957][ T404] dump_stack_lvl+0x1a7/0x208 [ 36.432967][ T404] ? z_erofs_reload_indexes+0x318/0x450 [ 36.432985][ T404] ? show_regs_print_info+0x18/0x18 [ 36.438838][ T411] Preemption disabled at: [ 36.443863][ T404] ? kmem_cache_free+0x100/0x2d0 [ 36.443876][ T404] ? z_erofs_reload_indexes+0x318/0x450 [ 36.443886][ T404] dump_stack+0x15/0x1c [ 36.443905][ T404] __schedule_bug+0x183/0x240 [ 36.451880][ T411] [] z_erofs_reload_indexes+0x318/0x450 [ 36.456995][ T404] ? __migrate_task+0x190/0x190 [ 36.685318][ T404] __schedule+0xc45/0x1320 [ 36.690226][ T404] ? kern_path_create+0x40/0x40 [ 36.695461][ T404] ? __sched_text_start+0x8/0x8 [ 36.700535][ T404] ? getname_flags+0x206/0x500 [ 36.705726][ T404] schedule+0x13c/0x1d0 [ 36.709875][ T404] exit_to_user_mode_loop+0x4b/0xe0 [ 36.715246][ T404] exit_to_user_mode_prepare+0x76/0xa0 [ 36.721013][ T404] syscall_exit_to_user_mode+0x1d/0x40 [ 36.727661][ T404] do_syscall_64+0x3d/0x40 [ 36.732407][ T404] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.738752][ T404] RIP: 0033:0x7f3ba1658dd9 [ 36.744042][ T404] 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 [ 36.766481][ T404] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 36.776366][ T404] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 36.784742][ T404] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 36.793205][ T404] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 36.802063][ T404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 36.810727][ T404] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 36.819137][ T411] CPU: 0 PID: 411 Comm: syz.4.24 Tainted: G W syzkaller #0 [ 36.827821][ T411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 36.840813][ T411] Call Trace: [ 36.844484][ T411] __dump_stack+0x21/0x24 [ 36.849154][ T411] dump_stack_lvl+0x1a7/0x208 [ 36.854127][ T411] ? z_erofs_reload_indexes+0x318/0x450 [ 36.860201][ T411] ? show_regs_print_info+0x18/0x18 [ 36.865661][ T411] ? kmem_cache_free+0x100/0x2d0 [ 36.870919][ T411] ? z_erofs_reload_indexes+0x318/0x450 [ 36.877134][ T411] dump_stack+0x15/0x1c [ 36.881294][ T411] __schedule_bug+0x183/0x240 [ 36.886053][ T411] ? __migrate_task+0x190/0x190 [ 36.892529][ T411] __schedule+0xc45/0x1320 [ 36.898029][ T411] ? kern_path_create+0x40/0x40 [ 36.903554][ T411] ? __sched_text_start+0x8/0x8 [ 36.909006][ T411] ? getname_flags+0x206/0x500 [ 36.915289][ T411] schedule+0x13c/0x1d0 [ 36.920322][ T411] exit_to_user_mode_loop+0x4b/0xe0 [ 36.926540][ T411] exit_to_user_mode_prepare+0x76/0xa0 [ 36.932857][ T411] syscall_exit_to_user_mode+0x1d/0x40 [ 36.939990][ T411] do_syscall_64+0x3d/0x40 [ 36.945508][ T411] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 36.953047][ T411] RIP: 0033:0x7fbc5e053dd9 [ 36.958587][ T411] 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 [ 36.982497][ T411] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 36.991515][ T411] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 37.000304][ T411] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 37.010084][ T411] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 37.019386][ T411] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.027969][ T411] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 37.084224][ T414] erofs: (device loop5): mounted with root inode @ nid 36. [ 37.212123][ T451] erofs: (device loop6): mounted with root inode @ nid 36. [ 37.312058][ T451] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 37.313994][ T460] erofs: (device loop4): mounted with root inode @ nid 36. [ 37.320491][ T451] BUG: scheduling while atomic: syz.6.25/451/0x00000002 [ 37.335791][ T451] Modules linked in: [ 37.340156][ T451] Preemption disabled at: [ 37.340176][ T451] [] z_erofs_reload_indexes+0x318/0x450 [ 37.352300][ T451] CPU: 0 PID: 451 Comm: syz.6.25 Tainted: G W syzkaller #0 [ 37.361912][ T451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 37.373179][ T451] Call Trace: [ 37.376716][ T451] __dump_stack+0x21/0x24 [ 37.381605][ T451] dump_stack_lvl+0x1a7/0x208 [ 37.386501][ T451] ? z_erofs_reload_indexes+0x318/0x450 [ 37.392840][ T451] ? show_regs_print_info+0x18/0x18 [ 37.399588][ T451] ? kmem_cache_free+0x100/0x2d0 [ 37.406153][ T451] ? z_erofs_reload_indexes+0x318/0x450 [ 37.413162][ T451] dump_stack+0x15/0x1c [ 37.417421][ T451] __schedule_bug+0x183/0x240 [ 37.422196][ T451] ? __migrate_task+0x190/0x190 [ 37.427942][ T451] __schedule+0xc45/0x1320 [ 37.432473][ T451] ? kern_path_create+0x40/0x40 [ 37.438455][ T451] ? __sched_text_start+0x8/0x8 [ 37.444760][ T451] ? getname_flags+0x206/0x500 [ 37.449902][ T451] schedule+0x13c/0x1d0 [ 37.454863][ T451] exit_to_user_mode_loop+0x4b/0xe0 [ 37.460853][ T451] exit_to_user_mode_prepare+0x76/0xa0 [ 37.466508][ T451] syscall_exit_to_user_mode+0x1d/0x40 [ 37.472658][ T451] do_syscall_64+0x3d/0x40 [ 37.477618][ T451] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.483654][ T451] RIP: 0033:0x7f70ab561dd9 [ 37.489413][ T451] 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 [ 37.511700][ T451] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 37.521169][ T451] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 37.529830][ T451] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 37.538836][ T451] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 37.546988][ T451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.555577][ T451] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 37.582724][ T414] erofs: (device loop5): z_erofs_readpage: failed to read, err [-117] [ 37.587260][ T455] erofs: (device loop2): mounted with root inode @ nid 36. [ 37.591772][ T414] BUG: scheduling while atomic: syz.5.17/414/0x00000002 [ 37.605339][ T460] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 37.606519][ T414] Modules linked in: [ 37.616520][ T460] BUG: scheduling while atomic: syz.4.27/460/0x00000002 [ 37.616573][ T460] Modules linked in: [ 37.616584][ T460] Preemption disabled at: [ 37.616608][ T460] [] z_erofs_reload_indexes+0x318/0x450 [ 37.616621][ T460] CPU: 0 PID: 460 Comm: syz.4.27 Tainted: G W syzkaller #0 [ 37.616625][ T460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 37.616628][ T460] Call Trace: [ 37.616640][ T460] __dump_stack+0x21/0x24 [ 37.616658][ T460] dump_stack_lvl+0x1a7/0x208 [ 37.616666][ T460] ? z_erofs_reload_indexes+0x318/0x450 [ 37.616676][ T460] ? show_regs_print_info+0x18/0x18 [ 37.616686][ T460] ? kmem_cache_free+0x100/0x2d0 [ 37.616697][ T460] ? z_erofs_reload_indexes+0x318/0x450 [ 37.616705][ T460] dump_stack+0x15/0x1c [ 37.616715][ T460] __schedule_bug+0x183/0x240 [ 37.616724][ T460] ? __migrate_task+0x190/0x190 [ 37.616734][ T460] __schedule+0xc45/0x1320 [ 37.616754][ T460] ? kern_path_create+0x40/0x40 [ 37.621019][ T414] [ 37.621033][ T414] Preemption disabled at: [ 37.628612][ T460] ? __sched_text_start+0x8/0x8 [ 37.628623][ T460] ? getname_flags+0x206/0x500 [ 37.628631][ T460] schedule+0x13c/0x1d0 [ 37.628641][ T460] exit_to_user_mode_loop+0x4b/0xe0 [ 37.628648][ T460] exit_to_user_mode_prepare+0x76/0xa0 [ 37.628656][ T460] syscall_exit_to_user_mode+0x1d/0x40 [ 37.628663][ T460] do_syscall_64+0x3d/0x40 [ 37.628672][ T460] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 37.628680][ T460] RIP: 0033:0x7fbc5e053dd9 [ 37.628690][ T460] 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 [ 37.628695][ T460] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 37.628706][ T460] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 37.628712][ T460] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 37.628717][ T460] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 37.628721][ T460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 37.628727][ T460] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 37.630613][ T457] erofs: (device loop1): mounted with root inode @ nid 36. [ 37.633061][ T414] [] z_erofs_reload_indexes+0x318/0x450 [ 37.655256][ T455] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 37.655286][ T455] BUG: scheduling while atomic: syz.2.26/455/0x00000002 [ 37.655288][ T455] Modules linked in: [ 37.655294][ T455] Preemption disabled at: [ 37.655309][ T455] [] z_erofs_reload_indexes+0x318/0x450 [ 37.655319][ T455] CPU: 0 PID: 455 Comm: syz.2.26 Tainted: G W syzkaller #0 [ 37.655324][ T455] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 37.655327][ T455] Call Trace: [ 37.655338][ T455] __dump_stack+0x21/0x24 [ 37.655354][ T455] dump_stack_lvl+0x1a7/0x208 [ 37.934763][ T455] ? z_erofs_reload_indexes+0x318/0x450 [ 37.940308][ T455] ? show_regs_print_info+0x18/0x18 [ 37.945576][ T455] ? z_erofs_reload_indexes+0x318/0x450 [ 37.951302][ T455] dump_stack+0x15/0x1c [ 37.955478][ T455] __schedule_bug+0x183/0x240 [ 37.960140][ T455] ? __migrate_task+0x190/0x190 [ 37.965071][ T455] __schedule+0xc45/0x1320 [ 37.969468][ T455] ? sched_group_set_shares+0x490/0x490 [ 37.975109][ T455] ? __sched_text_start+0x8/0x8 [ 37.980377][ T455] ? plist_add+0x3e8/0x470 [ 37.984805][ T455] schedule+0x13c/0x1d0 [ 37.989048][ T455] futex_wait_queue_me+0x29a/0x520 [ 37.994325][ T455] ? futex_wait_setup+0x510/0x510 [ 37.999631][ T455] futex_wait+0x269/0x6f0 [ 38.004169][ T455] ? do_futex+0x1290/0x1290 [ 38.009416][ T455] do_futex+0xfe5/0x1290 [ 38.013660][ T455] ? debug_smp_processor_id+0x17/0x20 [ 38.019024][ T455] ? __kasan_slab_free+0x11/0x20 [ 38.024113][ T455] ? slab_free_freelist_hook+0xc5/0x190 [ 38.029729][ T455] ? filename_create+0x441/0x680 [ 38.034786][ T455] ? futex_exit_release+0x1d0/0x1d0 [ 38.040236][ T455] ? filename_create+0x441/0x680 [ 38.045477][ T455] __se_sys_futex+0x2ba/0x370 [ 38.051028][ T455] ? __x64_sys_futex+0x100/0x100 [ 38.056425][ T455] __x64_sys_futex+0xe5/0x100 [ 38.061925][ T455] do_syscall_64+0x31/0x40 [ 38.066476][ T455] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.072353][ T455] RIP: 0033:0x7f3ba1658dd9 [ 38.077061][ T455] 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 [ 38.097562][ T455] RSP: 002b:00007f3ba14bb0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 38.106753][ T455] RAX: ffffffffffffffda RBX: 00007f3ba18d1fa8 RCX: 00007f3ba1658dd9 [ 38.114976][ T455] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3ba18d1fa8 [ 38.123019][ T455] RBP: 00007f3ba18d1fa0 R08: 0000000000000000 R09: 0000000000000000 [ 38.131246][ T455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 38.139249][ T455] R13: 00007f3ba18d2038 R14: 00007ffe654ff580 R15: 00007ffe654ff668 [ 38.147258][ T414] CPU: 1 PID: 414 Comm: syz.5.17 Tainted: G W syzkaller #0 [ 38.155748][ T414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 38.166699][ T414] Call Trace: [ 38.169992][ T414] __dump_stack+0x21/0x24 [ 38.174507][ T414] dump_stack_lvl+0x1a7/0x208 [ 38.179311][ T414] ? z_erofs_reload_indexes+0x318/0x450 [ 38.184840][ T414] ? show_regs_print_info+0x18/0x18 [ 38.190117][ T414] ? kmem_cache_free+0x100/0x2d0 [ 38.195049][ T414] ? z_erofs_reload_indexes+0x318/0x450 [ 38.200683][ T414] dump_stack+0x15/0x1c [ 38.204835][ T414] __schedule_bug+0x183/0x240 [ 38.209578][ T414] ? __migrate_task+0x190/0x190 [ 38.214405][ T414] __schedule+0xc45/0x1320 [ 38.218797][ T414] ? kern_path_create+0x40/0x40 [ 38.223648][ T414] ? __sched_text_start+0x8/0x8 [ 38.228691][ T414] ? getname_flags+0x206/0x500 [ 38.233983][ T414] schedule+0x13c/0x1d0 [ 38.238232][ T414] exit_to_user_mode_loop+0x4b/0xe0 [ 38.243426][ T414] exit_to_user_mode_prepare+0x76/0xa0 [ 38.248955][ T414] syscall_exit_to_user_mode+0x1d/0x40 [ 38.254477][ T414] do_syscall_64+0x3d/0x40 [ 38.258888][ T414] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.264870][ T414] RIP: 0033:0x7fb93cadfdd9 [ 38.269267][ T414] 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 [ 38.289479][ T414] RSP: 002b:00007fb93c942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 38.297974][ T414] RAX: ffffffffffffff8b RBX: 00007fb93cd58fa0 RCX: 00007fb93cadfdd9 [ 38.306126][ T414] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 38.314100][ T414] RBP: 00007fb93cb75d69 R08: 0000000000000000 R09: 0000000000000000 [ 38.322244][ T414] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 38.330483][ T414] R13: 00007fb93cd59038 R14: 00007fb93cd58fa0 R15: 00007fff722d8af8 [ 38.364803][ T457] erofs: (device loop1): z_erofs_readpage: failed to read, err [-117] [ 38.373113][ T457] BUG: scheduling while atomic: syz.1.18/457/0x00000002 [ 38.380047][ T457] Modules linked in: [ 38.384062][ T457] Preemption disabled at: [ 38.384081][ T457] [] z_erofs_reload_indexes+0x318/0x450 [ 38.396884][ T457] CPU: 1 PID: 457 Comm: syz.1.18 Tainted: G W syzkaller #0 [ 38.405862][ T457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 38.416131][ T457] Call Trace: [ 38.419473][ T457] __dump_stack+0x21/0x24 [ 38.424043][ T457] dump_stack_lvl+0x1a7/0x208 [ 38.428827][ T457] ? z_erofs_reload_indexes+0x318/0x450 [ 38.434449][ T457] ? show_regs_print_info+0x18/0x18 [ 38.440007][ T457] ? kmem_cache_free+0x100/0x2d0 [ 38.444945][ T457] ? z_erofs_reload_indexes+0x318/0x450 [ 38.450749][ T457] dump_stack+0x15/0x1c [ 38.455286][ T457] __schedule_bug+0x183/0x240 [ 38.460277][ T457] ? __migrate_task+0x190/0x190 [ 38.465603][ T457] __schedule+0xc45/0x1320 [ 38.470012][ T457] ? kern_path_create+0x40/0x40 [ 38.474844][ T457] ? __sched_text_start+0x8/0x8 [ 38.479818][ T457] ? getname_flags+0x206/0x500 [ 38.484670][ T457] schedule+0x13c/0x1d0 [ 38.488814][ T457] exit_to_user_mode_loop+0x4b/0xe0 [ 38.494257][ T457] exit_to_user_mode_prepare+0x76/0xa0 [ 38.499782][ T457] syscall_exit_to_user_mode+0x1d/0x40 [ 38.505489][ T457] do_syscall_64+0x3d/0x40 [ 38.509993][ T457] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 38.516092][ T457] RIP: 0033:0x7f5d2a055dd9 [ 38.520542][ T457] 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 [ 38.541439][ T457] RSP: 002b:00007f5d29eb8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 38.550495][ T457] RAX: ffffffffffffff8b RBX: 00007f5d2a2cefa0 RCX: 00007f5d2a055dd9 2026/05/04 18:32:44 executed programs: 23 [ 38.558564][ T457] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 38.566804][ T457] RBP: 00007f5d2a0ebd69 R08: 0000000000000000 R09: 0000000000000000 [ 38.575826][ T457] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 38.584054][ T457] R13: 00007f5d2a2cf038 R14: 00007f5d2a2cefa0 R15: 00007fff7929d9e8 [ 38.892600][ T468] erofs: (device loop5): mounted with root inode @ nid 36. [ 38.896211][ T463] erofs: (device loop6): mounted with root inode @ nid 36. [ 38.932727][ T7] device bridge_slave_1 left promiscuous mode [ 38.933626][ T467] erofs: (device loop2): mounted with root inode @ nid 36. [ 38.938903][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.947297][ T463] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 38.955818][ T468] erofs: (device loop5): z_erofs_readpage: failed to read, err [-117] [ 38.964588][ T463] BUG: scheduling while atomic: syz.6.28/463/0x00000002 [ 38.974775][ T468] BUG: scheduling while atomic: syz.5.31/468/0x00000002 [ 38.982082][ T463] Modules linked in: [ 38.982089][ T463] Preemption disabled at: [ 38.982109][ T463] [] z_erofs_reload_indexes+0x318/0x450 [ 38.982121][ T463] CPU: 0 PID: 463 Comm: syz.6.28 Tainted: G W syzkaller #0 [ 38.982126][ T463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 38.982129][ T463] Call Trace: [ 38.982152][ T463] __dump_stack+0x21/0x24 [ 38.989584][ T468] Modules linked in: [ 38.993919][ T463] dump_stack_lvl+0x1a7/0x208 [ 38.993931][ T463] ? z_erofs_reload_indexes+0x318/0x450 [ 38.993939][ T463] ? show_regs_print_info+0x18/0x18 [ 38.993949][ T463] ? kmem_cache_free+0x100/0x2d0 [ 38.993966][ T463] ? z_erofs_reload_indexes+0x318/0x450 [ 38.999166][ T468] [ 39.006672][ T463] dump_stack+0x15/0x1c [ 39.006684][ T463] __schedule_bug+0x183/0x240 [ 39.006693][ T463] ? __migrate_task+0x190/0x190 [ 39.006702][ T463] __schedule+0xc45/0x1320 [ 39.006712][ T463] ? kern_path_create+0x40/0x40 [ 39.006719][ T463] ? __sched_text_start+0x8/0x8 [ 39.006737][ T463] ? getname_flags+0x206/0x500 [ 39.016925][ T468] Preemption disabled at: [ 39.027045][ T463] schedule+0x13c/0x1d0 [ 39.027056][ T463] exit_to_user_mode_loop+0x4b/0xe0 [ 39.027063][ T463] exit_to_user_mode_prepare+0x76/0xa0 [ 39.027073][ T463] syscall_exit_to_user_mode+0x1d/0x40 [ 39.027089][ T463] do_syscall_64+0x3d/0x40 [ 39.031034][ T468] [] z_erofs_reload_indexes+0x318/0x450 [ 39.035953][ T463] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.035962][ T463] RIP: 0033:0x7f70ab561dd9 [ 39.035972][ T463] 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 [ 39.035977][ T463] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 39.035988][ T463] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 39.035994][ T463] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 39.035999][ T463] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 39.036003][ T463] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.036009][ T463] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 39.037969][ T467] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 39.040383][ T468] CPU: 1 PID: 468 Comm: syz.5.31 Tainted: G W syzkaller #0 [ 39.045535][ T467] BUG: scheduling while atomic: syz.2.30/467/0x00000002 [ 39.051101][ T468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 39.056366][ T467] Modules linked in: [ 39.061606][ T468] Call Trace: [ 39.061627][ T468] __dump_stack+0x21/0x24 [ 39.061643][ T468] dump_stack_lvl+0x1a7/0x208 [ 39.067172][ T467] [ 39.069480][ T468] ? z_erofs_reload_indexes+0x318/0x450 [ 39.074190][ T467] Preemption disabled at: [ 39.078851][ T468] ? show_regs_print_info+0x18/0x18 [ 39.083873][ T467] [] z_erofs_reload_indexes+0x318/0x450 [ 39.088272][ T468] ? kmem_cache_free+0x100/0x2d0 [ 39.088285][ T468] ? z_erofs_reload_indexes+0x318/0x450 [ 39.088303][ T468] dump_stack+0x15/0x1c [ 39.314854][ T468] __schedule_bug+0x183/0x240 [ 39.319741][ T468] ? __migrate_task+0x190/0x190 [ 39.324657][ T468] __schedule+0xc45/0x1320 [ 39.329277][ T468] ? kern_path_create+0x40/0x40 [ 39.334218][ T468] ? __sched_text_start+0x8/0x8 [ 39.339390][ T468] ? getname_flags+0x206/0x500 [ 39.344236][ T468] schedule+0x13c/0x1d0 [ 39.348557][ T468] exit_to_user_mode_loop+0x4b/0xe0 [ 39.354606][ T468] exit_to_user_mode_prepare+0x76/0xa0 [ 39.360413][ T468] syscall_exit_to_user_mode+0x1d/0x40 [ 39.365972][ T468] do_syscall_64+0x3d/0x40 [ 39.370390][ T468] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.376745][ T468] RIP: 0033:0x7fb93cadfdd9 [ 39.381350][ T468] 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 [ 39.402381][ T468] RSP: 002b:00007fb93c942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 39.411153][ T468] RAX: ffffffffffffff8b RBX: 00007fb93cd58fa0 RCX: 00007fb93cadfdd9 [ 39.419546][ T468] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 39.427682][ T468] RBP: 00007fb93cb75d69 R08: 0000000000000000 R09: 0000000000000000 [ 39.435837][ T468] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.444556][ T468] R13: 00007fb93cd59038 R14: 00007fb93cd58fa0 R15: 00007fff722d8af8 [ 39.452896][ T467] CPU: 0 PID: 467 Comm: syz.2.30 Tainted: G W syzkaller #0 [ 39.462354][ T467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 39.473043][ T467] Call Trace: [ 39.476390][ T467] __dump_stack+0x21/0x24 [ 39.480939][ T467] dump_stack_lvl+0x1a7/0x208 [ 39.485820][ T467] ? z_erofs_reload_indexes+0x318/0x450 [ 39.491810][ T467] ? show_regs_print_info+0x18/0x18 [ 39.497337][ T467] ? kmem_cache_free+0x100/0x2d0 [ 39.502279][ T467] ? z_erofs_reload_indexes+0x318/0x450 [ 39.508007][ T467] dump_stack+0x15/0x1c [ 39.512271][ T467] __schedule_bug+0x183/0x240 [ 39.517166][ T467] ? __migrate_task+0x190/0x190 [ 39.522156][ T467] __schedule+0xc45/0x1320 [ 39.526691][ T467] ? kern_path_create+0x40/0x40 [ 39.531543][ T467] ? __sched_text_start+0x8/0x8 [ 39.536493][ T467] ? getname_flags+0x206/0x500 [ 39.541775][ T467] schedule+0x13c/0x1d0 [ 39.546525][ T467] exit_to_user_mode_loop+0x4b/0xe0 [ 39.551730][ T467] exit_to_user_mode_prepare+0x76/0xa0 [ 39.557717][ T467] syscall_exit_to_user_mode+0x1d/0x40 [ 39.563180][ T467] do_syscall_64+0x3d/0x40 [ 39.567574][ T467] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.573454][ T467] RIP: 0033:0x7f3ba1658dd9 [ 39.578041][ T467] 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 [ 39.597966][ T467] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 39.606668][ T467] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 39.614643][ T467] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 39.622992][ T467] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 39.631612][ T467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.640059][ T467] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 39.649738][ T471] erofs: (device loop4): mounted with root inode @ nid 36. [ 39.657315][ T7] device bridge_slave_0 left promiscuous mode [ 39.663876][ T7] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.663947][ T471] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 39.674169][ T474] erofs: (device loop1): mounted with root inode @ nid 36. [ 39.680416][ T471] BUG: scheduling while atomic: syz.4.29/471/0x00000002 [ 39.695089][ T471] Modules linked in: [ 39.699181][ T471] Preemption disabled at: [ 39.699198][ T471] [] z_erofs_reload_indexes+0x318/0x450 [ 39.711958][ T471] CPU: 1 PID: 471 Comm: syz.4.29 Tainted: G W syzkaller #0 [ 39.720808][ T471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 39.731409][ T471] Call Trace: [ 39.734689][ T471] __dump_stack+0x21/0x24 [ 39.739010][ T471] dump_stack_lvl+0x1a7/0x208 [ 39.743674][ T471] ? z_erofs_reload_indexes+0x318/0x450 [ 39.749222][ T471] ? show_regs_print_info+0x18/0x18 [ 39.754496][ T471] ? kmem_cache_free+0x100/0x2d0 [ 39.759421][ T471] ? z_erofs_reload_indexes+0x318/0x450 [ 39.765074][ T471] dump_stack+0x15/0x1c [ 39.769225][ T471] __schedule_bug+0x183/0x240 [ 39.773991][ T471] ? __migrate_task+0x190/0x190 [ 39.778825][ T471] __schedule+0xc45/0x1320 [ 39.783222][ T471] ? kern_path_create+0x40/0x40 [ 39.788061][ T471] ? __sched_text_start+0x8/0x8 [ 39.793090][ T471] ? getname_flags+0x206/0x500 [ 39.797945][ T471] schedule+0x13c/0x1d0 [ 39.802219][ T471] exit_to_user_mode_loop+0x4b/0xe0 [ 39.807434][ T471] exit_to_user_mode_prepare+0x76/0xa0 [ 39.813228][ T471] syscall_exit_to_user_mode+0x1d/0x40 [ 39.818858][ T471] do_syscall_64+0x3d/0x40 [ 39.823820][ T471] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 39.830331][ T471] RIP: 0033:0x7fbc5e053dd9 [ 39.835165][ T471] 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 [ 39.856623][ T471] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 39.865881][ T471] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 39.874227][ T471] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 39.882196][ T471] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 39.890170][ T471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 39.898141][ T471] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 39.907564][ T7] device veth1_macvtap left promiscuous mode [ 39.914259][ T7] device veth0_vlan left promiscuous mode [ 40.005966][ T474] erofs: (device loop1): z_erofs_readpage: failed to read, err [-117] [ 40.014319][ T474] BUG: scheduling while atomic: syz.1.32/474/0x00000002 [ 40.021643][ T474] Modules linked in: [ 40.025665][ T474] Preemption disabled at: [ 40.025681][ T474] [] z_erofs_reload_indexes+0x318/0x450 [ 40.037094][ T474] CPU: 1 PID: 474 Comm: syz.1.32 Tainted: G W syzkaller #0 [ 40.045581][ T474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 40.055747][ T474] Call Trace: [ 40.059199][ T474] __dump_stack+0x21/0x24 [ 40.063507][ T474] dump_stack_lvl+0x1a7/0x208 [ 40.068201][ T474] ? z_erofs_reload_indexes+0x318/0x450 [ 40.073721][ T474] ? show_regs_print_info+0x18/0x18 [ 40.078895][ T474] ? z_erofs_reload_indexes+0x318/0x450 [ 40.084746][ T474] dump_stack+0x15/0x1c [ 40.089003][ T474] __schedule_bug+0x183/0x240 [ 40.093869][ T474] ? __migrate_task+0x190/0x190 [ 40.098784][ T474] __schedule+0xc45/0x1320 [ 40.103418][ T474] ? sched_group_set_shares+0x490/0x490 [ 40.109142][ T474] ? __sched_text_start+0x8/0x8 [ 40.114475][ T474] ? plist_add+0x3e8/0x470 [ 40.118877][ T474] schedule+0x13c/0x1d0 [ 40.123013][ T474] futex_wait_queue_me+0x29a/0x520 [ 40.128192][ T474] ? futex_wait_setup+0x510/0x510 [ 40.133456][ T474] futex_wait+0x269/0x6f0 [ 40.137907][ T474] ? do_futex+0x1290/0x1290 [ 40.142666][ T474] do_futex+0xfe5/0x1290 [ 40.147428][ T474] ? debug_smp_processor_id+0x17/0x20 [ 40.152899][ T474] ? __kasan_slab_free+0x11/0x20 [ 40.158113][ T474] ? slab_free_freelist_hook+0xc5/0x190 [ 40.164059][ T474] ? filename_create+0x441/0x680 [ 40.169062][ T474] ? futex_exit_release+0x1d0/0x1d0 [ 40.174375][ T474] ? filename_create+0x441/0x680 [ 40.179304][ T474] __se_sys_futex+0x2ba/0x370 [ 40.183958][ T474] ? __x64_sys_futex+0x100/0x100 [ 40.188965][ T474] __x64_sys_futex+0xe5/0x100 [ 40.194152][ T474] do_syscall_64+0x31/0x40 [ 40.198570][ T474] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.204644][ T474] RIP: 0033:0x7f5d2a055dd9 [ 40.209413][ T474] 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 [ 40.229264][ T474] RSP: 002b:00007f5d29eb80e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 40.238024][ T474] RAX: ffffffffffffffda RBX: 00007f5d2a2cefa8 RCX: 00007f5d2a055dd9 [ 40.246245][ T474] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f5d2a2cefa8 [ 40.254211][ T474] RBP: 00007f5d2a2cefa0 R08: 0000000000000000 R09: 0000000000000000 [ 40.262405][ T474] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.270992][ T474] R13: 00007f5d2a2cf038 R14: 00007fff7929d900 R15: 00007fff7929d9e8 [ 40.365625][ T478] erofs: (device loop2): mounted with root inode @ nid 36. [ 40.392516][ T478] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 40.392694][ T487] erofs: (device loop1): mounted with root inode @ nid 36. [ 40.401856][ T478] BUG: scheduling while atomic: syz.2.35/478/0x00000002 [ 40.401860][ T478] Modules linked in: [ 40.401866][ T478] Preemption disabled at: [ 40.401883][ T478] [] z_erofs_reload_indexes+0x318/0x450 [ 40.401895][ T478] CPU: 0 PID: 478 Comm: syz.2.35 Tainted: G W syzkaller #0 [ 40.401900][ T478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 40.401911][ T478] Call Trace: [ 40.455463][ T478] __dump_stack+0x21/0x24 [ 40.461046][ T478] dump_stack_lvl+0x1a7/0x208 [ 40.465707][ T478] ? z_erofs_reload_indexes+0x318/0x450 [ 40.471236][ T478] ? show_regs_print_info+0x18/0x18 [ 40.476423][ T478] ? kmem_cache_free+0x100/0x2d0 [ 40.481341][ T478] ? z_erofs_reload_indexes+0x318/0x450 [ 40.486881][ T478] dump_stack+0x15/0x1c [ 40.491195][ T478] __schedule_bug+0x183/0x240 [ 40.495854][ T478] ? __migrate_task+0x190/0x190 [ 40.501291][ T478] __schedule+0xc45/0x1320 [ 40.505682][ T478] ? kern_path_create+0x40/0x40 [ 40.510714][ T478] ? __sched_text_start+0x8/0x8 [ 40.516441][ T478] ? getname_flags+0x206/0x500 [ 40.521265][ T478] schedule+0x13c/0x1d0 [ 40.525411][ T478] exit_to_user_mode_loop+0x4b/0xe0 [ 40.530679][ T478] exit_to_user_mode_prepare+0x76/0xa0 [ 40.536303][ T478] syscall_exit_to_user_mode+0x1d/0x40 [ 40.541742][ T478] do_syscall_64+0x3d/0x40 [ 40.546159][ T478] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.552031][ T478] RIP: 0033:0x7f3ba1658dd9 [ 40.556422][ T478] 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 [ 40.576284][ T478] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 40.584697][ T478] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 40.592734][ T478] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 40.600681][ T478] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 40.608627][ T478] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.616570][ T478] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 40.626551][ T487] erofs: (device loop1): z_erofs_readpage: failed to read, err [-117] [ 40.634974][ T487] BUG: scheduling while atomic: syz.1.37/487/0x00000002 [ 40.642234][ T487] Modules linked in: [ 40.646207][ T487] Preemption disabled at: [ 40.646223][ T487] [] z_erofs_reload_indexes+0x318/0x450 [ 40.657884][ T487] CPU: 0 PID: 487 Comm: syz.1.37 Tainted: G W syzkaller #0 [ 40.666437][ T487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 40.676680][ T487] Call Trace: [ 40.679970][ T487] __dump_stack+0x21/0x24 [ 40.684577][ T487] dump_stack_lvl+0x1a7/0x208 [ 40.689328][ T487] ? z_erofs_reload_indexes+0x318/0x450 [ 40.695412][ T487] ? show_regs_print_info+0x18/0x18 [ 40.700680][ T487] ? kmem_cache_free+0x100/0x2d0 [ 40.708018][ T487] ? z_erofs_reload_indexes+0x318/0x450 [ 40.713643][ T487] dump_stack+0x15/0x1c [ 40.717806][ T487] __schedule_bug+0x183/0x240 [ 40.722805][ T487] ? __migrate_task+0x190/0x190 [ 40.727652][ T487] __schedule+0xc45/0x1320 [ 40.732248][ T487] ? kern_path_create+0x40/0x40 [ 40.737084][ T487] ? __sched_text_start+0x8/0x8 [ 40.741915][ T487] ? getname_flags+0x206/0x500 [ 40.746765][ T487] schedule+0x13c/0x1d0 [ 40.751461][ T487] exit_to_user_mode_loop+0x4b/0xe0 [ 40.756662][ T487] exit_to_user_mode_prepare+0x76/0xa0 [ 40.762283][ T487] syscall_exit_to_user_mode+0x1d/0x40 [ 40.767834][ T487] do_syscall_64+0x3d/0x40 [ 40.772324][ T487] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 40.778200][ T487] RIP: 0033:0x7f5d2a055dd9 [ 40.782595][ T487] 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 [ 40.802182][ T487] RSP: 002b:00007f5d29eb8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 40.810574][ T487] RAX: ffffffffffffff8b RBX: 00007f5d2a2cefa0 RCX: 00007f5d2a055dd9 [ 40.818532][ T487] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 40.826621][ T487] RBP: 00007f5d2a0ebd69 R08: 0000000000000000 R09: 0000000000000000 [ 40.834572][ T487] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 40.842910][ T487] R13: 00007f5d2a2cf038 R14: 00007f5d2a2cefa0 R15: 00007fff7929d9e8 [ 40.943936][ T483] erofs: (device loop4): mounted with root inode @ nid 36. [ 40.944088][ T481] erofs: (device loop5): mounted with root inode @ nid 36. [ 40.989442][ T485] erofs: (device loop6): mounted with root inode @ nid 36. [ 40.994412][ T483] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 41.004018][ T481] erofs: (device loop5): z_erofs_readpage: failed to read, err [-117] [ 41.004955][ T483] BUG: scheduling while atomic: syz.4.36/483/0x00000002 [ 41.013041][ T481] BUG: scheduling while atomic: syz.5.33/481/0x00000002 [ 41.019937][ T483] Modules linked in: [ 41.027026][ T481] Modules linked in: [ 41.030984][ T483] Preemption disabled at: [ 41.030999][ T481] [ 41.035090][ T483] [] z_erofs_reload_indexes+0x318/0x450 [ 41.039383][ T481] Preemption disabled at: [ 41.041776][ T483] CPU: 1 PID: 483 Comm: syz.4.36 Tainted: G W syzkaller #0 [ 41.048890][ T481] [] z_erofs_reload_indexes+0x318/0x450 [ 41.053262][ T483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.053265][ T483] Call Trace: [ 41.053281][ T483] __dump_stack+0x21/0x24 [ 41.053289][ T483] dump_stack_lvl+0x1a7/0x208 [ 41.053297][ T483] ? z_erofs_reload_indexes+0x318/0x450 [ 41.053312][ T483] ? show_regs_print_info+0x18/0x18 [ 41.102088][ T483] ? kmem_cache_free+0x100/0x2d0 [ 41.107025][ T483] ? z_erofs_reload_indexes+0x318/0x450 [ 41.112551][ T483] dump_stack+0x15/0x1c [ 41.116684][ T483] __schedule_bug+0x183/0x240 [ 41.121341][ T483] ? __migrate_task+0x190/0x190 [ 41.126170][ T483] __schedule+0xc45/0x1320 [ 41.130741][ T483] ? kern_path_create+0x40/0x40 [ 41.135573][ T483] ? __sched_text_start+0x8/0x8 [ 41.140428][ T483] ? getname_flags+0x206/0x500 [ 41.145174][ T483] schedule+0x13c/0x1d0 [ 41.149346][ T483] exit_to_user_mode_loop+0x4b/0xe0 [ 41.154700][ T483] exit_to_user_mode_prepare+0x76/0xa0 [ 41.160169][ T483] syscall_exit_to_user_mode+0x1d/0x40 [ 41.166058][ T483] do_syscall_64+0x3d/0x40 [ 41.170471][ T483] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.176429][ T483] RIP: 0033:0x7fbc5e053dd9 [ 41.180848][ T483] 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 [ 41.201526][ T483] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 41.210781][ T483] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 41.218758][ T483] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 41.226808][ T483] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 41.234965][ T483] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.243183][ T483] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 41.251339][ T481] CPU: 0 PID: 481 Comm: syz.5.33 Tainted: G W syzkaller #0 [ 41.259961][ T481] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.270178][ T481] Call Trace: [ 41.273580][ T481] __dump_stack+0x21/0x24 [ 41.278038][ T481] dump_stack_lvl+0x1a7/0x208 [ 41.282736][ T481] ? z_erofs_reload_indexes+0x318/0x450 [ 41.288732][ T481] ? show_regs_print_info+0x18/0x18 [ 41.294325][ T481] ? kmem_cache_free+0x100/0x2d0 [ 41.299349][ T481] ? z_erofs_reload_indexes+0x318/0x450 [ 41.304993][ T481] dump_stack+0x15/0x1c [ 41.309140][ T481] __schedule_bug+0x183/0x240 [ 41.314531][ T481] ? __migrate_task+0x190/0x190 [ 41.319370][ T481] __schedule+0xc45/0x1320 [ 41.323856][ T481] ? kern_path_create+0x40/0x40 [ 41.328683][ T481] ? __sched_text_start+0x8/0x8 [ 41.333687][ T481] ? getname_flags+0x206/0x500 [ 41.338577][ T481] schedule+0x13c/0x1d0 [ 41.342719][ T481] exit_to_user_mode_loop+0x4b/0xe0 [ 41.348127][ T481] exit_to_user_mode_prepare+0x76/0xa0 [ 41.353983][ T481] syscall_exit_to_user_mode+0x1d/0x40 [ 41.359455][ T481] do_syscall_64+0x3d/0x40 [ 41.363868][ T481] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.370259][ T481] RIP: 0033:0x7fb93cadfdd9 [ 41.374964][ T481] 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 [ 41.395124][ T481] RSP: 002b:00007fb93c942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 41.404054][ T481] RAX: ffffffffffffff8b RBX: 00007fb93cd58fa0 RCX: 00007fb93cadfdd9 [ 41.412457][ T481] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 41.421357][ T481] RBP: 00007fb93cb75d69 R08: 0000000000000000 R09: 0000000000000000 [ 41.430073][ T481] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.438816][ T481] R13: 00007fb93cd59038 R14: 00007fb93cd58fa0 R15: 00007fff722d8af8 [ 41.488066][ T485] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 41.497089][ T485] BUG: scheduling while atomic: syz.6.34/485/0x00000002 [ 41.497126][ T493] erofs: (device loop2): mounted with root inode @ nid 36. [ 41.504367][ T485] Modules linked in: [ 41.515496][ T485] Preemption disabled at: [ 41.515513][ T485] [] z_erofs_reload_indexes+0x318/0x450 [ 41.529630][ T485] CPU: 1 PID: 485 Comm: syz.6.34 Tainted: G W syzkaller #0 [ 41.538297][ T485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.548519][ T485] Call Trace: [ 41.551826][ T485] __dump_stack+0x21/0x24 [ 41.556315][ T485] dump_stack_lvl+0x1a7/0x208 [ 41.561521][ T485] ? z_erofs_reload_indexes+0x318/0x450 [ 41.567105][ T485] ? show_regs_print_info+0x18/0x18 [ 41.572326][ T485] ? kmem_cache_free+0x100/0x2d0 [ 41.577489][ T485] ? z_erofs_reload_indexes+0x318/0x450 [ 41.583293][ T485] dump_stack+0x15/0x1c [ 41.587672][ T485] __schedule_bug+0x183/0x240 [ 41.592524][ T485] ? __migrate_task+0x190/0x190 [ 41.597456][ T485] __schedule+0xc45/0x1320 [ 41.601875][ T485] ? kern_path_create+0x40/0x40 [ 41.606736][ T485] ? __sched_text_start+0x8/0x8 [ 41.611656][ T485] ? getname_flags+0x206/0x500 [ 41.616431][ T485] schedule+0x13c/0x1d0 [ 41.620651][ T485] exit_to_user_mode_loop+0x4b/0xe0 [ 41.626039][ T485] exit_to_user_mode_prepare+0x76/0xa0 [ 41.631498][ T485] syscall_exit_to_user_mode+0x1d/0x40 [ 41.636953][ T485] do_syscall_64+0x3d/0x40 [ 41.641359][ T485] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.647236][ T485] RIP: 0033:0x7f70ab561dd9 [ 41.651797][ T485] 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 [ 41.672832][ T485] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 41.681230][ T485] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 41.689188][ T485] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 41.697495][ T485] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 41.705798][ T485] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 41.713782][ T485] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 41.786458][ T493] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 41.794781][ T493] BUG: scheduling while atomic: syz.2.38/493/0x00000002 [ 41.802246][ T493] Modules linked in: [ 41.806226][ T493] Preemption disabled at: [ 41.806242][ T493] [] z_erofs_reload_indexes+0x318/0x450 [ 41.817865][ T493] CPU: 1 PID: 493 Comm: syz.2.38 Tainted: G W syzkaller #0 [ 41.826673][ T493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 41.836889][ T493] Call Trace: [ 41.840170][ T493] __dump_stack+0x21/0x24 [ 41.844487][ T493] dump_stack_lvl+0x1a7/0x208 [ 41.849287][ T493] ? z_erofs_reload_indexes+0x318/0x450 [ 41.855107][ T493] ? show_regs_print_info+0x18/0x18 [ 41.860299][ T493] ? kmem_cache_free+0x100/0x2d0 [ 41.865403][ T493] ? z_erofs_reload_indexes+0x318/0x450 [ 41.870932][ T493] dump_stack+0x15/0x1c [ 41.875094][ T493] __schedule_bug+0x183/0x240 [ 41.879767][ T493] ? __migrate_task+0x190/0x190 [ 41.885034][ T493] __schedule+0xc45/0x1320 [ 41.889671][ T493] ? kern_path_create+0x40/0x40 [ 41.894531][ T493] ? __sched_text_start+0x8/0x8 [ 41.899369][ T493] ? getname_flags+0x206/0x500 [ 41.904337][ T493] schedule+0x13c/0x1d0 [ 41.908749][ T493] exit_to_user_mode_loop+0x4b/0xe0 [ 41.913932][ T493] exit_to_user_mode_prepare+0x76/0xa0 [ 41.919744][ T493] syscall_exit_to_user_mode+0x1d/0x40 [ 41.925371][ T493] do_syscall_64+0x3d/0x40 [ 41.930310][ T493] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 41.936222][ T493] RIP: 0033:0x7f3ba1658dd9 [ 41.940715][ T493] 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 [ 41.962848][ T493] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 41.971765][ T493] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 41.980205][ T493] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 41.988948][ T493] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 41.997432][ T493] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.005852][ T493] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 42.177437][ T498] erofs: (device loop4): mounted with root inode @ nid 36. [ 42.207939][ T496] erofs: (device loop1): mounted with root inode @ nid 36. [ 42.243169][ T496] erofs: (device loop1): z_erofs_readpage: failed to read, err [-117] [ 42.243367][ T502] erofs: (device loop5): mounted with root inode @ nid 36. [ 42.251568][ T496] BUG: scheduling while atomic: syz.1.39/496/0x00000002 [ 42.259722][ T502] erofs: (device loop5): z_erofs_readpage: failed to read, err [-117] [ 42.265927][ T496] Modules linked in: [ 42.265933][ T496] Preemption disabled at: [ 42.265953][ T496] [] z_erofs_reload_indexes+0x318/0x450 [ 42.265965][ T496] CPU: 1 PID: 496 Comm: syz.1.39 Tainted: G W syzkaller #0 [ 42.265977][ T496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 42.274558][ T502] BUG: scheduling while atomic: syz.5.41/502/0x00000002 [ 42.278341][ T496] Call Trace: [ 42.282761][ T502] Modules linked in: [ 42.289829][ T496] __dump_stack+0x21/0x24 [ 42.298336][ T502] [ 42.308545][ T496] dump_stack_lvl+0x1a7/0x208 [ 42.308557][ T496] ? z_erofs_reload_indexes+0x318/0x450 [ 42.308565][ T496] ? show_regs_print_info+0x18/0x18 [ 42.308575][ T496] ? kmem_cache_free+0x100/0x2d0 [ 42.308599][ T496] ? z_erofs_reload_indexes+0x318/0x450 [ 42.315727][ T502] Preemption disabled at: [ 42.319054][ T496] dump_stack+0x15/0x1c [ 42.323284][ T502] [] z_erofs_reload_indexes+0x318/0x450 [ 42.328428][ T496] __schedule_bug+0x183/0x240 [ 42.379202][ T496] ? __migrate_task+0x190/0x190 [ 42.384248][ T496] __schedule+0xc45/0x1320 [ 42.388948][ T496] ? kern_path_create+0x40/0x40 [ 42.393952][ T496] ? __sched_text_start+0x8/0x8 [ 42.399093][ T496] ? getname_flags+0x206/0x500 [ 42.404203][ T496] schedule+0x13c/0x1d0 [ 42.409108][ T496] exit_to_user_mode_loop+0x4b/0xe0 [ 42.414304][ T496] exit_to_user_mode_prepare+0x76/0xa0 [ 42.420729][ T496] syscall_exit_to_user_mode+0x1d/0x40 [ 42.426291][ T496] do_syscall_64+0x3d/0x40 [ 42.431062][ T496] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.437740][ T496] RIP: 0033:0x7f5d2a055dd9 [ 42.442154][ T496] 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 [ 42.464054][ T496] RSP: 002b:00007f5d29eb8028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 42.473403][ T496] RAX: ffffffffffffff8b RBX: 00007f5d2a2cefa0 RCX: 00007f5d2a055dd9 [ 42.482122][ T496] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 42.490432][ T496] RBP: 00007f5d2a0ebd69 R08: 0000000000000000 R09: 0000000000000000 [ 42.498664][ T496] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.506996][ T496] R13: 00007f5d2a2cf038 R14: 00007f5d2a2cefa0 R15: 00007fff7929d9e8 [ 42.515824][ T502] CPU: 0 PID: 502 Comm: syz.5.41 Tainted: G W syzkaller #0 [ 42.524642][ T502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 42.525302][ T498] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 42.535400][ T502] Call Trace: [ 42.535422][ T502] __dump_stack+0x21/0x24 [ 42.535430][ T502] dump_stack_lvl+0x1a7/0x208 [ 42.535441][ T502] ? z_erofs_reload_indexes+0x318/0x450 [ 42.535449][ T502] ? show_regs_print_info+0x18/0x18 [ 42.535458][ T502] ? kmem_cache_free+0x100/0x2d0 [ 42.535467][ T502] ? z_erofs_reload_indexes+0x318/0x450 [ 42.535474][ T502] dump_stack+0x15/0x1c [ 42.535484][ T502] __schedule_bug+0x183/0x240 [ 42.535493][ T502] ? __migrate_task+0x190/0x190 [ 42.535510][ T502] __schedule+0xc45/0x1320 [ 42.545330][ T498] BUG: scheduling while atomic: syz.4.40/498/0x00000002 [ 42.549011][ T502] ? kern_path_create+0x40/0x40 [ 42.553706][ T498] Modules linked in: [ 42.558422][ T502] ? __sched_text_start+0x8/0x8 [ 42.564204][ T498] [ 42.569354][ T502] ? getname_flags+0x206/0x500 [ 42.574521][ T498] Preemption disabled at: [ 42.580218][ T502] schedule+0x13c/0x1d0 [ 42.580241][ T502] exit_to_user_mode_loop+0x4b/0xe0 [ 42.584657][ T498] [] z_erofs_reload_indexes+0x318/0x450 [ 42.589393][ T502] exit_to_user_mode_prepare+0x76/0xa0 [ 42.655523][ T502] syscall_exit_to_user_mode+0x1d/0x40 [ 42.660970][ T502] do_syscall_64+0x3d/0x40 [ 42.665473][ T502] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.671451][ T502] RIP: 0033:0x7fb93cadfdd9 [ 42.675861][ T502] 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 [ 42.695627][ T502] RSP: 002b:00007fb93c942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 42.704374][ T502] RAX: ffffffffffffff8b RBX: 00007fb93cd58fa0 RCX: 00007fb93cadfdd9 [ 42.712889][ T502] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 42.720966][ T502] RBP: 00007fb93cb75d69 R08: 0000000000000000 R09: 0000000000000000 [ 42.729572][ T502] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.737636][ T502] R13: 00007fb93cd59038 R14: 00007fb93cd58fa0 R15: 00007fff722d8af8 [ 42.746069][ T498] CPU: 1 PID: 498 Comm: syz.4.40 Tainted: G W syzkaller #0 [ 42.754806][ T498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 42.765383][ T498] Call Trace: [ 42.769675][ T498] __dump_stack+0x21/0x24 [ 42.774302][ T498] dump_stack_lvl+0x1a7/0x208 [ 42.778996][ T498] ? z_erofs_reload_indexes+0x318/0x450 [ 42.784738][ T498] ? show_regs_print_info+0x18/0x18 [ 42.790029][ T498] ? kmem_cache_free+0x100/0x2d0 [ 42.795161][ T498] ? z_erofs_reload_indexes+0x318/0x450 [ 42.800944][ T498] dump_stack+0x15/0x1c [ 42.805088][ T498] __schedule_bug+0x183/0x240 [ 42.809880][ T498] ? __migrate_task+0x190/0x190 [ 42.814708][ T498] __schedule+0xc45/0x1320 [ 42.819712][ T498] ? kern_path_create+0x40/0x40 [ 42.824735][ T498] ? __sched_text_start+0x8/0x8 [ 42.830175][ T498] ? getname_flags+0x206/0x500 [ 42.835287][ T498] schedule+0x13c/0x1d0 [ 42.839531][ T498] exit_to_user_mode_loop+0x4b/0xe0 [ 42.844994][ T498] exit_to_user_mode_prepare+0x76/0xa0 [ 42.850544][ T498] syscall_exit_to_user_mode+0x1d/0x40 [ 42.856078][ T498] do_syscall_64+0x3d/0x40 [ 42.860477][ T498] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 42.866526][ T498] RIP: 0033:0x7fbc5e053dd9 [ 42.871145][ T498] 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 [ 42.891891][ T498] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 42.900379][ T498] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 42.908425][ T498] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 42.917562][ T498] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 42.925698][ T498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 42.933759][ T498] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 42.962741][ T506] erofs: (device loop6): mounted with root inode @ nid 36. [ 43.103488][ T507] erofs: (device loop2): mounted with root inode @ nid 36. [ 43.108712][ T506] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 43.119306][ T506] BUG: scheduling while atomic: syz.6.42/506/0x00000002 [ 43.126393][ T506] Modules linked in: [ 43.130294][ T506] Preemption disabled at: [ 43.130310][ T506] [] z_erofs_reload_indexes+0x318/0x450 [ 43.142124][ T506] CPU: 0 PID: 506 Comm: syz.6.42 Tainted: G W syzkaller #0 [ 43.150812][ T506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 43.161427][ T506] Call Trace: [ 43.164721][ T506] __dump_stack+0x21/0x24 [ 43.169026][ T506] dump_stack_lvl+0x1a7/0x208 [ 43.173922][ T506] ? z_erofs_reload_indexes+0x318/0x450 [ 43.180278][ T506] ? show_regs_print_info+0x18/0x18 [ 43.185648][ T506] ? kmem_cache_free+0x100/0x2d0 [ 43.190847][ T506] ? z_erofs_reload_indexes+0x318/0x450 [ 43.196377][ T506] dump_stack+0x15/0x1c [ 43.200605][ T506] __schedule_bug+0x183/0x240 [ 43.205286][ T506] ? __migrate_task+0x190/0x190 [ 43.210330][ T506] __schedule+0xc45/0x1320 [ 43.214773][ T506] ? kern_path_create+0x40/0x40 [ 43.219626][ T506] ? __sched_text_start+0x8/0x8 [ 43.224490][ T506] ? getname_flags+0x206/0x500 [ 43.229443][ T506] schedule+0x13c/0x1d0 [ 43.234069][ T506] exit_to_user_mode_loop+0x4b/0xe0 [ 43.239952][ T506] exit_to_user_mode_prepare+0x76/0xa0 [ 43.245408][ T506] syscall_exit_to_user_mode+0x1d/0x40 [ 43.250997][ T506] do_syscall_64+0x3d/0x40 [ 43.255412][ T506] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.261821][ T506] RIP: 0033:0x7f70ab561dd9 [ 43.266972][ T506] 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 [ 43.290900][ T506] RSP: 002b:00007f70ab3c4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 43.299905][ T506] RAX: ffffffffffffff8b RBX: 00007f70ab7dafa0 RCX: 00007f70ab561dd9 [ 43.308523][ T506] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 43.317814][ T506] RBP: 00007f70ab5f7d69 R08: 0000000000000000 R09: 0000000000000000 [ 43.326958][ T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.336600][ T506] R13: 00007f70ab7db038 R14: 00007f70ab7dafa0 R15: 00007ffd6725e0a8 [ 43.351965][ T512] erofs: (device loop4): mounted with root inode @ nid 36. [ 43.353957][ T507] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 43.369997][ T507] BUG: scheduling while atomic: syz.2.43/507/0x00000002 [ 43.377567][ T507] Modules linked in: [ 43.381868][ T507] Preemption disabled at: [ 43.381889][ T507] [] z_erofs_reload_indexes+0x318/0x450 [ 43.395146][ T507] CPU: 0 PID: 507 Comm: syz.2.43 Tainted: G W syzkaller #0 [ 43.405679][ T507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 43.417265][ T507] Call Trace: [ 43.420934][ T507] __dump_stack+0x21/0x24 [ 43.425610][ T507] dump_stack_lvl+0x1a7/0x208 [ 43.432150][ T507] ? z_erofs_reload_indexes+0x318/0x450 [ 43.438896][ T507] ? show_regs_print_info+0x18/0x18 [ 43.445117][ T507] ? kmem_cache_free+0x100/0x2d0 [ 43.452228][ T507] ? z_erofs_reload_indexes+0x318/0x450 [ 43.459175][ T507] dump_stack+0x15/0x1c [ 43.463795][ T507] __schedule_bug+0x183/0x240 [ 43.469101][ T507] ? __migrate_task+0x190/0x190 [ 43.474185][ T507] __schedule+0xc45/0x1320 [ 43.479010][ T507] ? kern_path_create+0x40/0x40 [ 43.483969][ T507] ? __sched_text_start+0x8/0x8 [ 43.488990][ T507] ? getname_flags+0x206/0x500 [ 43.493837][ T507] schedule+0x13c/0x1d0 [ 43.497983][ T507] exit_to_user_mode_loop+0x4b/0xe0 [ 43.503159][ T507] exit_to_user_mode_prepare+0x76/0xa0 [ 43.508770][ T507] syscall_exit_to_user_mode+0x1d/0x40 [ 43.514219][ T507] do_syscall_64+0x3d/0x40 [ 43.518860][ T507] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.524940][ T507] RIP: 0033:0x7f3ba1658dd9 [ 43.529392][ T507] 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 2026/05/04 18:32:49 executed programs: 40 [ 43.550384][ T507] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 43.558980][ T507] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 43.567032][ T507] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 43.575475][ T507] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 43.583427][ T507] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.592131][ T507] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 43.652151][ T512] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 43.661632][ T512] BUG: scheduling while atomic: syz.4.45/512/0x00000002 [ 43.661649][ T515] erofs: (device loop1): mounted with root inode @ nid 36. [ 43.668724][ T512] Modules linked in: [ 43.668730][ T512] Preemption disabled at: [ 43.668747][ T512] [] z_erofs_reload_indexes+0x318/0x450 [ 43.668764][ T512] CPU: 0 PID: 512 Comm: syz.4.45 Tainted: G W syzkaller #0 [ 43.702168][ T512] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 43.714126][ T512] Call Trace: [ 43.717434][ T512] __dump_stack+0x21/0x24 [ 43.721840][ T512] dump_stack_lvl+0x1a7/0x208 [ 43.726850][ T512] ? z_erofs_reload_indexes+0x318/0x450 [ 43.732586][ T512] ? show_regs_print_info+0x18/0x18 [ 43.738559][ T512] ? kmem_cache_free+0x100/0x2d0 [ 43.743872][ T512] ? z_erofs_reload_indexes+0x318/0x450 [ 43.750306][ T512] dump_stack+0x15/0x1c [ 43.755127][ T512] __schedule_bug+0x183/0x240 [ 43.760071][ T512] ? __migrate_task+0x190/0x190 [ 43.765180][ T512] __schedule+0xc45/0x1320 [ 43.769923][ T512] ? kern_path_create+0x40/0x40 [ 43.776012][ T512] ? __sched_text_start+0x8/0x8 [ 43.781808][ T512] ? getname_flags+0x206/0x500 [ 43.787392][ T512] schedule+0x13c/0x1d0 [ 43.791544][ T512] exit_to_user_mode_loop+0x4b/0xe0 [ 43.797141][ T512] exit_to_user_mode_prepare+0x76/0xa0 [ 43.802959][ T512] syscall_exit_to_user_mode+0x1d/0x40 [ 43.808832][ T512] do_syscall_64+0x3d/0x40 [ 43.814042][ T512] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 43.820826][ T512] RIP: 0033:0x7fbc5e053dd9 [ 43.826113][ T512] 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 [ 43.849472][ T512] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 43.858478][ T512] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 43.866971][ T512] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 43.876048][ T512] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 43.884684][ T512] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 43.892754][ T512] R13: 00007fbc5e2cd038 R14: 00007fbc5e2ccfa0 R15: 00007ffcd1e621b8 [ 43.972501][ T515] erofs: (device loop1): z_erofs_readpage: failed to read, err [-117] [ 43.972958][ T513] erofs: (device loop5): mounted with root inode @ nid 36. [ 43.980945][ T515] BUG: scheduling while atomic: syz.1.44/515/0x00000002 [ 43.996061][ T515] Modules linked in: [ 44.000377][ T515] Preemption disabled at: [ 44.000396][ T515] [] z_erofs_reload_indexes+0x318/0x450 [ 44.014014][ T515] CPU: 0 PID: 515 Comm: syz.1.44 Tainted: G W syzkaller #0 [ 44.023226][ T515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 44.033568][ T515] Call Trace: [ 44.036860][ T515] __dump_stack+0x21/0x24 [ 44.041296][ T515] dump_stack_lvl+0x1a7/0x208 [ 44.046310][ T515] ? z_erofs_reload_indexes+0x318/0x450 [ 44.052083][ T515] ? show_regs_print_info+0x18/0x18 [ 44.057430][ T515] ? z_erofs_reload_indexes+0x318/0x450 [ 44.063130][ T515] dump_stack+0x15/0x1c [ 44.068784][ T515] __schedule_bug+0x183/0x240 [ 44.073468][ T515] ? __migrate_task+0x190/0x190 [ 44.078664][ T515] __schedule+0xc45/0x1320 [ 44.083464][ T515] ? __se_sys_futex+0x2ba/0x370 [ 44.088391][ T515] ? __sched_text_start+0x8/0x8 [ 44.093347][ T515] ? __x64_sys_futex+0x100/0x100 [ 44.098530][ T515] schedule+0x13c/0x1d0 [ 44.102816][ T515] exit_to_user_mode_loop+0x4b/0xe0 [ 44.108733][ T515] exit_to_user_mode_prepare+0x76/0xa0 [ 44.114558][ T515] syscall_exit_to_user_mode+0x1d/0x40 [ 44.120196][ T515] do_syscall_64+0x3d/0x40 [ 44.125039][ T515] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.131364][ T515] RIP: 0033:0x7f5d2a055dd9 [ 44.135944][ T515] 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 [ 44.156537][ T515] RSP: 002b:00007f5d29eb80e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 44.165621][ T515] RAX: 0000000000000001 RBX: 00007f5d2a2cefa8 RCX: 00007f5d2a055dd9 [ 44.173917][ T515] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f5d2a2cefac [ 44.182139][ T515] RBP: 00007f5d2a2cefa0 R08: 0038713bbff70bd5 R09: 0000000000000000 [ 44.191080][ T515] R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 [ 44.200081][ T515] R13: 00007f5d2a2cf038 R14: 00007fff7929d900 R15: 00007fff7929d9e8 [ 44.311177][ T513] erofs: (device loop5): z_erofs_readpage: failed to read, err [-117] [ 44.321853][ T513] BUG: scheduling while atomic: syz.5.46/513/0x00000002 [ 44.329903][ T513] Modules linked in: [ 44.334468][ T513] Preemption disabled at: [ 44.334492][ T513] [] z_erofs_reload_indexes+0x318/0x450 [ 44.348060][ T513] CPU: 1 PID: 513 Comm: syz.5.46 Tainted: G W syzkaller #0 [ 44.358728][ T513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 44.372837][ T513] Call Trace: [ 44.380093][ T513] __dump_stack+0x21/0x24 [ 44.385388][ T513] dump_stack_lvl+0x1a7/0x208 [ 44.390632][ T513] ? z_erofs_reload_indexes+0x318/0x450 [ 44.396653][ T513] ? show_regs_print_info+0x18/0x18 [ 44.403386][ T513] ? kmem_cache_free+0x100/0x2d0 [ 44.410255][ T513] ? z_erofs_reload_indexes+0x318/0x450 [ 44.416180][ T513] dump_stack+0x15/0x1c [ 44.420776][ T513] __schedule_bug+0x183/0x240 [ 44.426918][ T513] ? __migrate_task+0x190/0x190 [ 44.433396][ T513] __schedule+0xc45/0x1320 [ 44.439516][ T513] ? kern_path_create+0x40/0x40 [ 44.446719][ T513] ? __sched_text_start+0x8/0x8 [ 44.452018][ T513] ? getname_flags+0x206/0x500 [ 44.457325][ T513] schedule+0x13c/0x1d0 [ 44.462905][ T513] exit_to_user_mode_loop+0x4b/0xe0 [ 44.470618][ T513] exit_to_user_mode_prepare+0x76/0xa0 [ 44.477072][ T513] syscall_exit_to_user_mode+0x1d/0x40 [ 44.482519][ T513] do_syscall_64+0x3d/0x40 [ 44.487405][ T513] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.493446][ T513] RIP: 0033:0x7fb93cadfdd9 [ 44.497853][ T513] 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 [ 44.518700][ T513] RSP: 002b:00007fb93c942028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 44.528501][ T513] RAX: ffffffffffffff8b RBX: 00007fb93cd58fa0 RCX: 00007fb93cadfdd9 [ 44.537112][ T513] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 44.545806][ T513] RBP: 00007fb93cb75d69 R08: 0000000000000000 R09: 0000000000000000 [ 44.554682][ T513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 44.563545][ T513] R13: 00007fb93cd59038 R14: 00007fb93cd58fa0 R15: 00007fff722d8af8 [ 44.763304][ T525] erofs: (device loop4): mounted with root inode @ nid 36. [ 44.763309][ T520] erofs: (device loop2): mounted with root inode @ nid 36. [ 44.768598][ T520] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 44.787098][ T520] BUG: scheduling while atomic: syz.2.48/520/0x00000002 [ 44.795023][ T520] Modules linked in: [ 44.799197][ T520] Preemption disabled at: [ 44.799216][ T520] [] z_erofs_reload_indexes+0x318/0x450 [ 44.811780][ T520] CPU: 0 PID: 520 Comm: syz.2.48 Tainted: G W syzkaller #0 [ 44.821600][ T520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 44.833241][ T520] Call Trace: [ 44.837159][ T520] __dump_stack+0x21/0x24 [ 44.841685][ T520] dump_stack_lvl+0x1a7/0x208 [ 44.847000][ T520] ? z_erofs_reload_indexes+0x318/0x450 [ 44.852735][ T520] ? show_regs_print_info+0x18/0x18 [ 44.858101][ T520] ? kmem_cache_free+0x100/0x2d0 [ 44.864433][ T520] ? z_erofs_reload_indexes+0x318/0x450 [ 44.870505][ T520] dump_stack+0x15/0x1c [ 44.874920][ T520] __schedule_bug+0x183/0x240 [ 44.879633][ T520] ? __migrate_task+0x190/0x190 [ 44.885179][ T520] __schedule+0xc45/0x1320 [ 44.890058][ T520] ? kern_path_create+0x40/0x40 [ 44.895573][ T520] ? __sched_text_start+0x8/0x8 [ 44.900648][ T520] ? getname_flags+0x206/0x500 [ 44.906457][ T520] schedule+0x13c/0x1d0 [ 44.911045][ T520] exit_to_user_mode_loop+0x4b/0xe0 [ 44.917055][ T520] exit_to_user_mode_prepare+0x76/0xa0 [ 44.922982][ T520] syscall_exit_to_user_mode+0x1d/0x40 [ 44.930282][ T520] do_syscall_64+0x3d/0x40 [ 44.935321][ T520] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 44.941824][ T520] RIP: 0033:0x7f3ba1658dd9 [ 44.947658][ T520] 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 [ 44.968986][ T520] RSP: 002b:00007f3ba14bb028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 44.979563][ T520] RAX: ffffffffffffff8b RBX: 00007f3ba18d1fa0 RCX: 00007f3ba1658dd9 [ 44.988685][ T520] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 45.000031][ T520] RBP: 00007f3ba16eed69 R08: 0000000000000000 R09: 0000000000000000 [ 45.011208][ T520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 45.024613][ T520] R13: 00007f3ba18d2038 R14: 00007f3ba18d1fa0 R15: 00007ffe654ff668 [ 45.065978][ T527] erofs: (device loop1): mounted with root inode @ nid 36. [ 45.066531][ T522] erofs: (device loop6): mounted with root inode @ nid 36. [ 45.103866][ T525] erofs: (device loop4): z_erofs_readpage: failed to read, err [-117] [ 45.107884][ T522] erofs: (device loop6): z_erofs_readpage: failed to read, err [-117] [ 45.112731][ T525] BUG: scheduling while atomic: syz.4.49/525/0x00000002 [ 45.121122][ T522] BUG: scheduling while atomic: syz.6.47/522/0x00000002 [ 45.128296][ T525] Modules linked in: [ 45.135509][ T522] Modules linked in: [ 45.135525][ T525] [ 45.139392][ T522] [ 45.143287][ T525] Preemption disabled at: [ 45.143303][ T525] [] z_erofs_reload_indexes+0x318/0x450 [ 45.143319][ T525] CPU: 1 PID: 525 Comm: syz.4.49 Tainted: G W syzkaller #0 [ 45.145857][ T522] Preemption disabled at: [ 45.148262][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 45.152681][ T522] [] z_erofs_reload_indexes+0x318/0x450 [ 45.159669][ T525] Call Trace: [ 45.159685][ T525] __dump_stack+0x21/0x24 [ 45.159700][ T525] dump_stack_lvl+0x1a7/0x208 [ 45.202628][ T525] ? z_erofs_reload_indexes+0x318/0x450 [ 45.208197][ T525] ? show_regs_print_info+0x18/0x18 [ 45.213384][ T525] ? kmem_cache_free+0x100/0x2d0 [ 45.218581][ T525] ? z_erofs_reload_indexes+0x318/0x450 [ 45.224671][ T525] dump_stack+0x15/0x1c [ 45.228852][ T525] __schedule_bug+0x183/0x240 [ 45.233612][ T525] ? __migrate_task+0x190/0x190 [ 45.238682][ T525] __schedule+0xc45/0x1320 [ 45.243267][ T525] ? kern_path_create+0x40/0x40 [ 45.248300][ T525] ? __sched_text_start+0x8/0x8 [ 45.253222][ T525] ? getname_flags+0x206/0x500 [ 45.258445][ T525] schedule+0x13c/0x1d0 [ 45.262788][ T525] exit_to_user_mode_loop+0x4b/0xe0 [ 45.268332][ T525] exit_to_user_mode_prepare+0x76/0xa0 [ 45.274150][ T525] syscall_exit_to_user_mode+0x1d/0x40 [ 45.280126][ T525] do_syscall_64+0x3d/0x40 [ 45.284831][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 45.291383][ T525] RIP: 0033:0x7fbc5e053dd9 [ 45.296088][ T525] 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 [ 45.322470][ T525] RSP: 002b:00007fbc5deb6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 [ 45.331693][ T525] RAX: ffffffffffffff8b RBX: 00007fbc5e2ccfa0 RCX: 00007fbc5e053dd9 [ 45.339763][ T525] RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c [ 45.348600][ T525] RBP: 00007fbc5e0e9d69 R08: 0000000000000000 R09: 0000000000000000 [ 45.357336][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000