Warning: Permanently added '10.128.1.160' (ED25519) to the list of known hosts. 2026/04/22 19:16:48 parsed 1 programs [ 20.364769][ T30] audit: type=1400 audit(1776885408.753:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 20.385519][ T30] audit: type=1400 audit(1776885408.753:65): avc: denied { module_request } for pid=281 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 [ 21.055801][ T30] audit: type=1400 audit(1776885409.443:66): avc: denied { mounton } for pid=287 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 21.056811][ T287] cgroup: Unknown subsys name 'net' [ 21.078498][ T30] audit: type=1400 audit(1776885409.443:67): avc: denied { mount } for pid=287 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 [ 21.105790][ T30] audit: type=1400 audit(1776885409.473:68): avc: denied { unmount } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 21.105950][ T287] cgroup: Unknown subsys name 'devices' [ 21.249204][ T287] cgroup: Unknown subsys name 'hugetlb' [ 21.254819][ T287] cgroup: Unknown subsys name 'rlimit' [ 21.455576][ T30] audit: type=1400 audit(1776885409.843:69): avc: denied { setattr } for pid=287 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 21.478870][ T30] audit: type=1400 audit(1776885409.843:70): avc: denied { create } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 21.499319][ T30] audit: type=1400 audit(1776885409.843:71): avc: denied { write } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 21.519592][ T30] audit: type=1400 audit(1776885409.843:72): avc: denied { read } for pid=287 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 21.521922][ T291] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 21.539919][ T30] audit: type=1400 audit(1776885409.843:73): avc: denied { mounton } for pid=287 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 21.600167][ T287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 22.057766][ T293] request_module fs-gadgetfs succeeded, but still no fs? [ 22.349388][ T314] syz-executor (314) used greatest stack depth: 21120 bytes left [ 22.604409][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.611516][ T338] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.619300][ T338] device bridge_slave_0 entered promiscuous mode [ 22.631252][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.638320][ T338] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.645607][ T338] device bridge_slave_1 entered promiscuous mode [ 22.680465][ T338] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.687532][ T338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.694790][ T338] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.701969][ T338] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.718982][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 22.726617][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 22.733944][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 22.758524][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 22.767822][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 22.776014][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 22.783935][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 22.791674][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 22.799953][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 22.807061][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 22.814585][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 22.822789][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 22.829958][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 22.837386][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 22.845273][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 22.853655][ T338] device veth0_vlan entered promiscuous mode [ 22.870754][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 22.880003][ T338] device veth1_macvtap entered promiscuous mode [ 22.889202][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 22.903602][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 22.934905][ T338] syz-executor (338) used greatest stack depth: 21088 bytes left 2026/04/22 19:16:51 executed programs: 0 [ 23.284693][ T355] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.292125][ T355] bridge0: port 1(bridge_slave_0) entered disabled state [ 23.299636][ T355] device bridge_slave_0 entered promiscuous mode [ 23.306645][ T355] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.313778][ T355] bridge0: port 2(bridge_slave_1) entered disabled state [ 23.321276][ T355] device bridge_slave_1 entered promiscuous mode [ 23.377036][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 23.384478][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 23.393060][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 23.401461][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 23.409807][ T342] bridge0: port 1(bridge_slave_0) entered blocking state [ 23.416845][ T342] bridge0: port 1(bridge_slave_0) entered forwarding state [ 23.424411][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 23.433844][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 23.442420][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 23.450788][ T342] bridge0: port 2(bridge_slave_1) entered blocking state [ 23.457969][ T342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 23.475896][ T355] device veth0_vlan entered promiscuous mode [ 23.483512][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 23.491943][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 23.500005][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 23.507597][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 23.515048][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 23.523251][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 23.534466][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 23.543515][ T355] device veth1_macvtap entered promiscuous mode [ 23.552175][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 23.562140][ T342] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 23.587891][ T359] loop2: detected capacity change from 0 to 16 [ 23.608661][ T359] erofs: (device loop2): mounted with root inode @ nid 36. [ 23.618618][ T359] attempt to access beyond end of device [ 23.618618][ T359] loop2: rw=0, want=15300821032, limit=16 [ 23.629958][ T359] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 23.638177][ T359] BUG: scheduling while atomic: syz.2.17/359/0x00000002 [ 23.645614][ T359] Modules linked in: [ 23.649552][ T359] Preemption disabled at: [ 23.649560][ T359] [] z_erofs_reload_indexes+0x310/0x410 [ 23.661024][ T359] CPU: 1 PID: 359 Comm: syz.2.17 Not tainted syzkaller #0 [ 23.668134][ T359] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 23.678178][ T359] Call Trace: [ 23.681447][ T359] [ 23.684374][ T359] __dump_stack+0x21/0x30 [ 23.688706][ T359] dump_stack_lvl+0x110/0x170 [ 23.693373][ T359] ? show_regs_print_info+0x20/0x20 [ 23.698564][ T359] ? z_erofs_reload_indexes+0x310/0x410 [ 23.704104][ T359] dump_stack+0x15/0x20 [ 23.708432][ T359] __schedule_bug+0x180/0x230 [ 23.713133][ T359] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 23.718420][ T359] ? kmem_cache_free+0x100/0x320 [ 23.723357][ T359] __schedule+0xc30/0x14c0 [ 23.727774][ T359] ? do_mknodat+0x58b/0x7a0 [ 23.732288][ T359] ? kmem_cache_free+0x100/0x320 [ 23.737226][ T359] ? release_firmware_map_entry+0x190/0x190 [ 23.743121][ T359] ? do_mknodat+0x58b/0x7a0 [ 23.747630][ T359] schedule+0x11e/0x1e0 [ 23.751828][ T359] exit_to_user_mode_loop+0x50/0xe0 [ 23.757025][ T359] exit_to_user_mode_prepare+0x87/0xd0 [ 23.762490][ T359] syscall_exit_to_user_mode+0x1a/0x30 [ 23.767963][ T359] do_syscall_64+0x58/0xa0 [ 23.772487][ T359] ? clear_bhb_loop+0x50/0xa0 [ 23.777178][ T359] ? clear_bhb_loop+0x50/0xa0 [ 23.781859][ T359] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 23.787769][ T359] RIP: 0033:0x7efd4a293819 [ 23.792245][ T359] 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 [ 23.812058][ T359] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 23.820486][ T359] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 23.828463][ T359] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 23.836440][ T359] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 23.844406][ T359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 23.852377][ T359] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 23.860428][ T359] [ 23.903124][ T360] loop2: detected capacity change from 0 to 16 [ 23.912298][ T360] erofs: (device loop2): mounted with root inode @ nid 36. [ 23.920259][ T360] attempt to access beyond end of device [ 23.920259][ T360] loop2: rw=0, want=15300821032, limit=16 [ 23.931890][ T360] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 23.940151][ T360] BUG: scheduling while atomic: syz.2.18/360/0x00000002 [ 23.947161][ T360] Modules linked in: [ 23.951065][ T360] Preemption disabled at: [ 23.951072][ T360] [] z_erofs_reload_indexes+0x310/0x410 [ 23.962516][ T360] CPU: 1 PID: 360 Comm: syz.2.18 Tainted: G W syzkaller #0 [ 23.971025][ T360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 23.981158][ T360] Call Trace: [ 23.984438][ T360] [ 23.987362][ T360] __dump_stack+0x21/0x30 [ 23.991683][ T360] dump_stack_lvl+0x110/0x170 [ 23.996355][ T360] ? show_regs_print_info+0x20/0x20 [ 24.001555][ T360] ? z_erofs_reload_indexes+0x310/0x410 [ 24.007102][ T360] dump_stack+0x15/0x20 [ 24.011267][ T360] __schedule_bug+0x180/0x230 [ 24.015953][ T360] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 24.021227][ T360] ? kmem_cache_free+0x100/0x320 [ 24.026170][ T360] __schedule+0xc30/0x14c0 [ 24.030596][ T360] ? do_mknodat+0x58b/0x7a0 [ 24.035101][ T360] ? kmem_cache_free+0x100/0x320 [ 24.040032][ T360] ? release_firmware_map_entry+0x190/0x190 [ 24.045921][ T360] ? do_mknodat+0x58b/0x7a0 [ 24.050414][ T360] schedule+0x11e/0x1e0 [ 24.054559][ T360] exit_to_user_mode_loop+0x50/0xe0 [ 24.059757][ T360] exit_to_user_mode_prepare+0x87/0xd0 [ 24.065204][ T360] syscall_exit_to_user_mode+0x1a/0x30 [ 24.070653][ T360] do_syscall_64+0x58/0xa0 [ 24.075146][ T360] ? clear_bhb_loop+0x50/0xa0 [ 24.079813][ T360] ? clear_bhb_loop+0x50/0xa0 [ 24.084492][ T360] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 24.090384][ T360] RIP: 0033:0x7efd4a293819 [ 24.094794][ T360] 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 [ 24.114403][ T360] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 24.122817][ T360] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 24.130779][ T360] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 24.138791][ T360] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 24.147548][ T360] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.155526][ T360] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 24.163504][ T360] [ 24.202662][ T361] loop2: detected capacity change from 0 to 16 [ 24.211805][ T361] erofs: (device loop2): mounted with root inode @ nid 36. [ 24.219717][ T361] attempt to access beyond end of device [ 24.219717][ T361] loop2: rw=0, want=15300821032, limit=16 [ 24.231153][ T361] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 24.239433][ T361] BUG: scheduling while atomic: syz.2.19/361/0x00000002 [ 24.246545][ T361] Modules linked in: [ 24.250510][ T361] Preemption disabled at: [ 24.250517][ T361] [] z_erofs_reload_indexes+0x310/0x410 [ 24.262005][ T361] CPU: 1 PID: 361 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 24.270491][ T361] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 24.280534][ T361] Call Trace: [ 24.283803][ T361] [ 24.286729][ T361] __dump_stack+0x21/0x30 [ 24.291063][ T361] dump_stack_lvl+0x110/0x170 [ 24.295745][ T361] ? show_regs_print_info+0x20/0x20 [ 24.300936][ T361] ? z_erofs_reload_indexes+0x310/0x410 [ 24.306477][ T361] dump_stack+0x15/0x20 [ 24.310627][ T361] __schedule_bug+0x180/0x230 [ 24.315311][ T361] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 24.320739][ T361] ? kmem_cache_free+0x100/0x320 [ 24.325682][ T361] __schedule+0xc30/0x14c0 [ 24.330885][ T361] ? do_mknodat+0x58b/0x7a0 [ 24.335396][ T361] ? kmem_cache_free+0x100/0x320 [ 24.340432][ T361] ? release_firmware_map_entry+0x190/0x190 [ 24.346317][ T361] ? do_mknodat+0x58b/0x7a0 [ 24.350911][ T361] schedule+0x11e/0x1e0 [ 24.355096][ T361] exit_to_user_mode_loop+0x50/0xe0 [ 24.360297][ T361] exit_to_user_mode_prepare+0x87/0xd0 [ 24.365862][ T361] syscall_exit_to_user_mode+0x1a/0x30 [ 24.371455][ T361] do_syscall_64+0x58/0xa0 [ 24.375878][ T361] ? clear_bhb_loop+0x50/0xa0 [ 24.380559][ T361] ? clear_bhb_loop+0x50/0xa0 [ 24.385256][ T361] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 24.391232][ T361] RIP: 0033:0x7efd4a293819 [ 24.395647][ T361] 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 [ 24.415248][ T361] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 24.423665][ T361] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 24.431628][ T361] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 24.439598][ T361] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 24.447653][ T361] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.455626][ T361] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 24.463590][ T361] [ 24.512070][ T362] loop2: detected capacity change from 0 to 16 [ 24.519712][ T362] erofs: (device loop2): mounted with root inode @ nid 36. [ 24.527597][ T362] attempt to access beyond end of device [ 24.527597][ T362] loop2: rw=0, want=15300821032, limit=16 [ 24.539053][ T362] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 24.547295][ T362] BUG: scheduling while atomic: syz.2.20/362/0x00000002 [ 24.554244][ T362] Modules linked in: [ 24.558156][ T362] Preemption disabled at: [ 24.558164][ T362] [] z_erofs_reload_indexes+0x310/0x410 [ 24.569640][ T362] CPU: 1 PID: 362 Comm: syz.2.20 Tainted: G W syzkaller #0 [ 24.578228][ T362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 24.588359][ T362] Call Trace: [ 24.591639][ T362] [ 24.594670][ T362] __dump_stack+0x21/0x30 [ 24.599002][ T362] dump_stack_lvl+0x110/0x170 [ 24.603691][ T362] ? show_regs_print_info+0x20/0x20 [ 24.608886][ T362] ? z_erofs_reload_indexes+0x310/0x410 [ 24.614428][ T362] dump_stack+0x15/0x20 [ 24.618579][ T362] __schedule_bug+0x180/0x230 [ 24.623246][ T362] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 24.628523][ T362] ? kmem_cache_free+0x100/0x320 [ 24.633452][ T362] __schedule+0xc30/0x14c0 [ 24.637857][ T362] ? do_mknodat+0x58b/0x7a0 [ 24.642354][ T362] ? kmem_cache_free+0x100/0x320 [ 24.647290][ T362] ? release_firmware_map_entry+0x190/0x190 [ 24.653174][ T362] ? do_mknodat+0x58b/0x7a0 [ 24.657832][ T362] schedule+0x11e/0x1e0 [ 24.661999][ T362] exit_to_user_mode_loop+0x50/0xe0 [ 24.667192][ T362] exit_to_user_mode_prepare+0x87/0xd0 [ 24.672656][ T362] syscall_exit_to_user_mode+0x1a/0x30 [ 24.678107][ T362] do_syscall_64+0x58/0xa0 [ 24.682521][ T362] ? clear_bhb_loop+0x50/0xa0 [ 24.687191][ T362] ? clear_bhb_loop+0x50/0xa0 [ 24.691862][ T362] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 24.697763][ T362] RIP: 0033:0x7efd4a293819 [ 24.702272][ T362] 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 [ 24.722055][ T362] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 24.730568][ T362] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 24.738555][ T362] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 24.746561][ T362] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 24.755051][ T362] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 24.763022][ T362] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 24.771000][ T362] [ 24.791924][ T363] loop2: detected capacity change from 0 to 16 [ 24.798753][ T363] erofs: (device loop2): mounted with root inode @ nid 36. [ 24.806621][ T363] attempt to access beyond end of device [ 24.806621][ T363] loop2: rw=0, want=15300821032, limit=16 [ 24.818033][ T363] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 24.826206][ T363] BUG: scheduling while atomic: syz.2.21/363/0x00000002 [ 24.833203][ T363] Modules linked in: [ 24.837258][ T363] Preemption disabled at: [ 24.837266][ T363] [] z_erofs_reload_indexes+0x310/0x410 [ 24.848867][ T363] CPU: 1 PID: 363 Comm: syz.2.21 Tainted: G W syzkaller #0 [ 24.857373][ T363] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 24.867419][ T363] Call Trace: [ 24.870694][ T363] [ 24.873631][ T363] __dump_stack+0x21/0x30 [ 24.878150][ T363] dump_stack_lvl+0x110/0x170 [ 24.882838][ T363] ? show_regs_print_info+0x20/0x20 [ 24.888050][ T363] ? z_erofs_reload_indexes+0x310/0x410 [ 24.893592][ T363] dump_stack+0x15/0x20 [ 24.897744][ T363] __schedule_bug+0x180/0x230 [ 24.902409][ T363] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 24.907680][ T363] ? kmem_cache_free+0x100/0x320 [ 24.912605][ T363] __schedule+0xc30/0x14c0 [ 24.917006][ T363] ? do_mknodat+0x58b/0x7a0 [ 24.921495][ T363] ? kmem_cache_free+0x100/0x320 [ 24.926426][ T363] ? release_firmware_map_entry+0x190/0x190 [ 24.932394][ T363] ? do_mknodat+0x58b/0x7a0 [ 24.936998][ T363] schedule+0x11e/0x1e0 [ 24.941161][ T363] exit_to_user_mode_loop+0x50/0xe0 [ 24.946365][ T363] exit_to_user_mode_prepare+0x87/0xd0 [ 24.951826][ T363] syscall_exit_to_user_mode+0x1a/0x30 [ 24.957298][ T363] do_syscall_64+0x58/0xa0 [ 24.961704][ T363] ? clear_bhb_loop+0x50/0xa0 [ 24.966366][ T363] ? clear_bhb_loop+0x50/0xa0 [ 24.971031][ T363] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 24.976914][ T363] RIP: 0033:0x7efd4a293819 [ 24.981324][ T363] 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 [ 25.000918][ T363] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 25.009325][ T363] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 25.017293][ T363] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 25.025342][ T363] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 25.033308][ T363] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.041453][ T363] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 25.049536][ T363] [ 25.151680][ T364] loop2: detected capacity change from 0 to 16 [ 25.158661][ T364] erofs: (device loop2): mounted with root inode @ nid 36. [ 25.166299][ T364] attempt to access beyond end of device [ 25.166299][ T364] loop2: rw=0, want=15300821032, limit=16 [ 25.178087][ T364] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 25.186275][ T364] BUG: scheduling while atomic: syz.2.22/364/0x00000002 [ 25.193247][ T364] Modules linked in: [ 25.197185][ T364] Preemption disabled at: [ 25.197193][ T364] [] z_erofs_reload_indexes+0x310/0x410 [ 25.208629][ T364] CPU: 0 PID: 364 Comm: syz.2.22 Tainted: G W syzkaller #0 [ 25.217220][ T364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 25.227262][ T364] Call Trace: [ 25.230537][ T364] [ 25.233557][ T364] __dump_stack+0x21/0x30 [ 25.237878][ T364] dump_stack_lvl+0x110/0x170 [ 25.242554][ T364] ? show_regs_print_info+0x20/0x20 [ 25.247738][ T364] ? z_erofs_reload_indexes+0x310/0x410 [ 25.253275][ T364] dump_stack+0x15/0x20 [ 25.257415][ T364] __schedule_bug+0x180/0x230 [ 25.262079][ T364] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 25.267348][ T364] ? kmem_cache_free+0x100/0x320 [ 25.272279][ T364] __schedule+0xc30/0x14c0 [ 25.276681][ T364] ? do_mknodat+0x58b/0x7a0 [ 25.281271][ T364] ? kmem_cache_free+0x100/0x320 [ 25.286515][ T364] ? release_firmware_map_entry+0x190/0x190 [ 25.292617][ T364] ? do_mknodat+0x58b/0x7a0 [ 25.297126][ T364] schedule+0x11e/0x1e0 [ 25.301337][ T364] exit_to_user_mode_loop+0x50/0xe0 [ 25.306648][ T364] exit_to_user_mode_prepare+0x87/0xd0 [ 25.312335][ T364] syscall_exit_to_user_mode+0x1a/0x30 [ 25.317824][ T364] do_syscall_64+0x58/0xa0 [ 25.322254][ T364] ? clear_bhb_loop+0x50/0xa0 [ 25.326931][ T364] ? clear_bhb_loop+0x50/0xa0 [ 25.331615][ T364] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.337530][ T364] RIP: 0033:0x7efd4a293819 [ 25.341974][ T364] 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 [ 25.361676][ T364] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 25.370094][ T364] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 25.378070][ T364] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 25.386040][ T364] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 25.394010][ T364] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.401977][ T364] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 25.409950][ T364] [ 25.448947][ T45] device bridge_slave_1 left promiscuous mode [ 25.455165][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.463605][ T45] device bridge_slave_0 left promiscuous mode [ 25.469116][ T365] loop2: detected capacity change from 0 to 16 [ 25.469911][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.484523][ T45] device veth1_macvtap left promiscuous mode [ 25.484987][ T365] erofs: (device loop2): mounted with root inode @ nid 36. [ 25.490658][ T45] device veth0_vlan left promiscuous mode [ 25.503641][ T365] attempt to access beyond end of device [ 25.503641][ T365] loop2: rw=0, want=15300821032, limit=16 [ 25.515187][ T365] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 25.523542][ T365] BUG: scheduling while atomic: syz.2.23/365/0x00000002 [ 25.530567][ T365] Modules linked in: [ 25.534455][ T365] Preemption disabled at: [ 25.534460][ T365] [] z_erofs_reload_indexes+0x310/0x410 [ 25.545978][ T365] CPU: 0 PID: 365 Comm: syz.2.23 Tainted: G W syzkaller #0 [ 25.554469][ T365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 25.564513][ T365] Call Trace: [ 25.567783][ T365] [ 25.570704][ T365] __dump_stack+0x21/0x30 [ 25.575025][ T365] dump_stack_lvl+0x110/0x170 [ 25.579701][ T365] ? show_regs_print_info+0x20/0x20 [ 25.584901][ T365] ? z_erofs_reload_indexes+0x310/0x410 [ 25.590441][ T365] dump_stack+0x15/0x20 [ 25.594681][ T365] __schedule_bug+0x180/0x230 [ 25.599365][ T365] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 25.604648][ T365] ? kmem_cache_free+0x100/0x320 [ 25.609683][ T365] __schedule+0xc30/0x14c0 [ 25.614116][ T365] ? do_mknodat+0x58b/0x7a0 [ 25.618615][ T365] ? kmem_cache_free+0x100/0x320 [ 25.623541][ T365] ? release_firmware_map_entry+0x190/0x190 [ 25.629436][ T365] ? do_mknodat+0x58b/0x7a0 [ 25.633943][ T365] schedule+0x11e/0x1e0 [ 25.638091][ T365] exit_to_user_mode_loop+0x50/0xe0 [ 25.643295][ T365] exit_to_user_mode_prepare+0x87/0xd0 [ 25.648764][ T365] syscall_exit_to_user_mode+0x1a/0x30 [ 25.654232][ T365] do_syscall_64+0x58/0xa0 [ 25.658652][ T365] ? clear_bhb_loop+0x50/0xa0 [ 25.663323][ T365] ? clear_bhb_loop+0x50/0xa0 [ 25.668116][ T365] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.674014][ T365] RIP: 0033:0x7efd4a293819 [ 25.678428][ T365] 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 [ 25.698035][ T365] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 25.706448][ T365] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 25.714408][ T365] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 25.722369][ T365] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 25.730338][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 25.738384][ T365] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 25.746431][ T365] [ 25.783416][ T366] loop2: detected capacity change from 0 to 16 [ 25.791141][ T366] erofs: (device loop2): mounted with root inode @ nid 36. [ 25.801295][ T366] attempt to access beyond end of device [ 25.801295][ T366] loop2: rw=0, want=15300821032, limit=16 [ 25.812780][ T366] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 25.821047][ T366] BUG: scheduling while atomic: syz.2.24/366/0x00000002 [ 25.828119][ T366] Modules linked in: [ 25.832035][ T366] Preemption disabled at: [ 25.832040][ T366] [] z_erofs_reload_indexes+0x310/0x410 [ 25.843614][ T366] CPU: 1 PID: 366 Comm: syz.2.24 Tainted: G W syzkaller #0 [ 25.852252][ T366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 25.862500][ T366] Call Trace: [ 25.865800][ T366] [ 25.868757][ T366] __dump_stack+0x21/0x30 [ 25.873106][ T366] dump_stack_lvl+0x110/0x170 [ 25.877791][ T366] ? show_regs_print_info+0x20/0x20 [ 25.882987][ T366] ? z_erofs_reload_indexes+0x310/0x410 [ 25.888532][ T366] dump_stack+0x15/0x20 [ 25.893331][ T366] __schedule_bug+0x180/0x230 [ 25.898143][ T366] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 25.903566][ T366] ? kmem_cache_free+0x100/0x320 [ 25.908511][ T366] __schedule+0xc30/0x14c0 [ 25.912928][ T366] ? do_mknodat+0x58b/0x7a0 [ 25.917615][ T366] ? kmem_cache_free+0x100/0x320 [ 25.922545][ T366] ? release_firmware_map_entry+0x190/0x190 [ 25.928422][ T366] ? do_mknodat+0x58b/0x7a0 [ 25.932912][ T366] schedule+0x11e/0x1e0 [ 25.937056][ T366] exit_to_user_mode_loop+0x50/0xe0 [ 25.942254][ T366] exit_to_user_mode_prepare+0x87/0xd0 [ 25.947702][ T366] syscall_exit_to_user_mode+0x1a/0x30 [ 25.953261][ T366] do_syscall_64+0x58/0xa0 [ 25.957672][ T366] ? clear_bhb_loop+0x50/0xa0 [ 25.962336][ T366] ? clear_bhb_loop+0x50/0xa0 [ 25.966997][ T366] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 25.973105][ T366] RIP: 0033:0x7efd4a293819 [ 25.977534][ T366] 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 [ 25.997222][ T366] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 26.005734][ T366] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 26.013696][ T366] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 26.021672][ T366] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 26.029646][ T366] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.037617][ T366] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 26.045612][ T366] [ 26.102417][ T369] loop2: detected capacity change from 0 to 16 [ 26.109302][ T369] erofs: (device loop2): mounted with root inode @ nid 36. [ 26.116925][ T369] attempt to access beyond end of device [ 26.116925][ T369] loop2: rw=0, want=15300821032, limit=16 [ 26.128243][ T369] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 26.136415][ T369] BUG: scheduling while atomic: syz.2.25/369/0x00000002 [ 26.143546][ T369] Modules linked in: [ 26.147512][ T369] Preemption disabled at: [ 26.147518][ T369] [] z_erofs_reload_indexes+0x310/0x410 [ 26.159023][ T369] CPU: 0 PID: 369 Comm: syz.2.25 Tainted: G W syzkaller #0 [ 26.167537][ T369] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 26.177590][ T369] Call Trace: [ 26.180895][ T369] [ 26.183818][ T369] __dump_stack+0x21/0x30 [ 26.188156][ T369] dump_stack_lvl+0x110/0x170 [ 26.192825][ T369] ? show_regs_print_info+0x20/0x20 [ 26.198021][ T369] ? z_erofs_reload_indexes+0x310/0x410 [ 26.203555][ T369] dump_stack+0x15/0x20 [ 26.207696][ T369] __schedule_bug+0x180/0x230 [ 26.212358][ T369] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 26.217715][ T369] ? kmem_cache_free+0x100/0x320 [ 26.222643][ T369] __schedule+0xc30/0x14c0 [ 26.227047][ T369] ? do_mknodat+0x58b/0x7a0 [ 26.231642][ T369] ? kmem_cache_free+0x100/0x320 [ 26.236567][ T369] ? release_firmware_map_entry+0x190/0x190 [ 26.242448][ T369] ? do_mknodat+0x58b/0x7a0 [ 26.246975][ T369] schedule+0x11e/0x1e0 [ 26.251268][ T369] exit_to_user_mode_loop+0x50/0xe0 [ 26.256474][ T369] exit_to_user_mode_prepare+0x87/0xd0 [ 26.261926][ T369] syscall_exit_to_user_mode+0x1a/0x30 [ 26.267404][ T369] do_syscall_64+0x58/0xa0 [ 26.271825][ T369] ? clear_bhb_loop+0x50/0xa0 [ 26.276506][ T369] ? clear_bhb_loop+0x50/0xa0 [ 26.281178][ T369] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.287186][ T369] RIP: 0033:0x7efd4a293819 [ 26.292291][ T369] 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 [ 26.311943][ T369] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 26.320368][ T369] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 26.328330][ T369] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 26.336292][ T369] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 26.344349][ T369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.352425][ T369] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 26.360395][ T369] [ 26.402089][ T370] loop2: detected capacity change from 0 to 16 [ 26.409331][ T370] erofs: (device loop2): mounted with root inode @ nid 36. [ 26.417907][ T370] attempt to access beyond end of device [ 26.417907][ T370] loop2: rw=0, want=15300821032, limit=16 [ 26.429545][ T370] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 26.437865][ T370] BUG: scheduling while atomic: syz.2.26/370/0x00000002 [ 26.444816][ T370] Modules linked in: [ 26.448748][ T370] Preemption disabled at: [ 26.448755][ T370] [] z_erofs_reload_indexes+0x310/0x410 [ 26.460220][ T370] CPU: 1 PID: 370 Comm: syz.2.26 Tainted: G W syzkaller #0 [ 26.468724][ T370] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 26.478899][ T370] Call Trace: [ 26.482201][ T370] [ 26.485126][ T370] __dump_stack+0x21/0x30 [ 26.489542][ T370] dump_stack_lvl+0x110/0x170 [ 26.494211][ T370] ? show_regs_print_info+0x20/0x20 [ 26.499491][ T370] ? z_erofs_reload_indexes+0x310/0x410 [ 26.505042][ T370] dump_stack+0x15/0x20 [ 26.509197][ T370] __schedule_bug+0x180/0x230 [ 26.513953][ T370] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 26.519230][ T370] ? kmem_cache_free+0x100/0x320 [ 26.524265][ T370] __schedule+0xc30/0x14c0 [ 26.528671][ T370] ? do_mknodat+0x58b/0x7a0 [ 26.533162][ T370] ? kmem_cache_free+0x100/0x320 [ 26.538092][ T370] ? release_firmware_map_entry+0x190/0x190 [ 26.543973][ T370] ? do_mknodat+0x58b/0x7a0 [ 26.548474][ T370] schedule+0x11e/0x1e0 [ 26.552655][ T370] exit_to_user_mode_loop+0x50/0xe0 [ 26.557870][ T370] exit_to_user_mode_prepare+0x87/0xd0 [ 26.563341][ T370] syscall_exit_to_user_mode+0x1a/0x30 [ 26.568833][ T370] do_syscall_64+0x58/0xa0 [ 26.573326][ T370] ? clear_bhb_loop+0x50/0xa0 [ 26.577988][ T370] ? clear_bhb_loop+0x50/0xa0 [ 26.582652][ T370] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.588551][ T370] RIP: 0033:0x7efd4a293819 [ 26.592974][ T370] 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 [ 26.613127][ T370] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 26.621540][ T370] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 26.629513][ T370] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 26.637478][ T370] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 26.645443][ T370] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.653581][ T370] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 26.661556][ T370] [ 26.722548][ T371] erofs: (device loop2): mounted with root inode @ nid 36. [ 26.742208][ T371] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 26.750534][ T371] BUG: scheduling while atomic: syz.2.27/371/0x00000002 [ 26.757494][ T371] Modules linked in: [ 26.761389][ T371] Preemption disabled at: [ 26.761395][ T371] [] z_erofs_reload_indexes+0x310/0x410 [ 26.772868][ T371] CPU: 0 PID: 371 Comm: syz.2.27 Tainted: G W syzkaller #0 [ 26.781389][ T371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 26.791455][ T371] Call Trace: [ 26.794726][ T371] [ 26.797649][ T371] __dump_stack+0x21/0x30 [ 26.802010][ T371] dump_stack_lvl+0x110/0x170 [ 26.806684][ T371] ? show_regs_print_info+0x20/0x20 [ 26.811881][ T371] ? z_erofs_reload_indexes+0x310/0x410 [ 26.817543][ T371] dump_stack+0x15/0x20 [ 26.821698][ T371] __schedule_bug+0x180/0x230 [ 26.826464][ T371] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 26.831755][ T371] ? kmem_cache_free+0x100/0x320 [ 26.836690][ T371] __schedule+0xc30/0x14c0 [ 26.841098][ T371] ? do_mknodat+0x58b/0x7a0 [ 26.845593][ T371] ? kmem_cache_free+0x100/0x320 [ 26.850522][ T371] ? release_firmware_map_entry+0x190/0x190 [ 26.856404][ T371] ? do_mknodat+0x58b/0x7a0 [ 26.860908][ T371] schedule+0x11e/0x1e0 [ 26.865049][ T371] exit_to_user_mode_loop+0x50/0xe0 [ 26.870235][ T371] exit_to_user_mode_prepare+0x87/0xd0 [ 26.875679][ T371] syscall_exit_to_user_mode+0x1a/0x30 [ 26.881135][ T371] do_syscall_64+0x58/0xa0 [ 26.885537][ T371] ? clear_bhb_loop+0x50/0xa0 [ 26.890202][ T371] ? clear_bhb_loop+0x50/0xa0 [ 26.894863][ T371] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 26.900748][ T371] RIP: 0033:0x7efd4a293819 [ 26.905152][ T371] 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 [ 26.924919][ T371] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 26.933345][ T371] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 26.941316][ T371] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 26.949455][ T371] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 26.957415][ T371] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 26.965382][ T371] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 26.973484][ T371] [ 27.113019][ T372] erofs: (device loop2): mounted with root inode @ nid 36. [ 27.121068][ T372] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 27.129338][ T372] BUG: scheduling while atomic: syz.2.28/372/0x00000002 [ 27.136534][ T372] Modules linked in: [ 27.140615][ T372] Preemption disabled at: [ 27.140624][ T372] [] z_erofs_reload_indexes+0x310/0x410 [ 27.152101][ T372] CPU: 1 PID: 372 Comm: syz.2.28 Tainted: G W syzkaller #0 [ 27.160607][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 27.170744][ T372] Call Trace: [ 27.174066][ T372] [ 27.177079][ T372] __dump_stack+0x21/0x30 [ 27.181415][ T372] dump_stack_lvl+0x110/0x170 [ 27.186086][ T372] ? show_regs_print_info+0x20/0x20 [ 27.191323][ T372] ? z_erofs_reload_indexes+0x310/0x410 [ 27.197038][ T372] dump_stack+0x15/0x20 [ 27.201229][ T372] __schedule_bug+0x180/0x230 [ 27.205924][ T372] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 27.211203][ T372] ? kmem_cache_free+0x100/0x320 [ 27.216146][ T372] __schedule+0xc30/0x14c0 [ 27.220566][ T372] ? do_mknodat+0x58b/0x7a0 [ 27.225080][ T372] ? kmem_cache_free+0x100/0x320 [ 27.230006][ T372] ? release_firmware_map_entry+0x190/0x190 [ 27.235930][ T372] ? do_mknodat+0x58b/0x7a0 [ 27.240434][ T372] schedule+0x11e/0x1e0 [ 27.244604][ T372] exit_to_user_mode_loop+0x50/0xe0 [ 27.249796][ T372] exit_to_user_mode_prepare+0x87/0xd0 [ 27.255251][ T372] syscall_exit_to_user_mode+0x1a/0x30 [ 27.260701][ T372] do_syscall_64+0x58/0xa0 [ 27.265206][ T372] ? clear_bhb_loop+0x50/0xa0 [ 27.269900][ T372] ? clear_bhb_loop+0x50/0xa0 [ 27.274690][ T372] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 27.280598][ T372] RIP: 0033:0x7efd4a293819 [ 27.285175][ T372] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 27.304785][ T372] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 27.313295][ T372] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 27.321271][ T372] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 27.329247][ T372] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 27.337246][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.345396][ T372] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 27.353375][ T372] [ 27.412404][ T373] erofs: (device loop2): mounted with root inode @ nid 36. [ 27.420057][ T373] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 27.428301][ T373] BUG: scheduling while atomic: syz.2.29/373/0x00000002 [ 27.435250][ T373] Modules linked in: [ 27.439199][ T373] Preemption disabled at: [ 27.439207][ T373] [] z_erofs_reload_indexes+0x310/0x410 [ 27.450684][ T373] CPU: 1 PID: 373 Comm: syz.2.29 Tainted: G W syzkaller #0 [ 27.459259][ T373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 27.469313][ T373] Call Trace: [ 27.472582][ T373] [ 27.475502][ T373] __dump_stack+0x21/0x30 [ 27.479819][ T373] dump_stack_lvl+0x110/0x170 [ 27.484486][ T373] ? show_regs_print_info+0x20/0x20 [ 27.489673][ T373] ? z_erofs_reload_indexes+0x310/0x410 [ 27.495353][ T373] dump_stack+0x15/0x20 [ 27.499513][ T373] __schedule_bug+0x180/0x230 [ 27.504189][ T373] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 27.509467][ T373] ? kmem_cache_free+0x100/0x320 [ 27.514530][ T373] __schedule+0xc30/0x14c0 [ 27.518939][ T373] ? do_mknodat+0x58b/0x7a0 [ 27.523435][ T373] ? kmem_cache_free+0x100/0x320 [ 27.528360][ T373] ? release_firmware_map_entry+0x190/0x190 [ 27.534237][ T373] ? do_mknodat+0x58b/0x7a0 [ 27.538727][ T373] schedule+0x11e/0x1e0 [ 27.542871][ T373] exit_to_user_mode_loop+0x50/0xe0 [ 27.548069][ T373] exit_to_user_mode_prepare+0x87/0xd0 [ 27.553534][ T373] syscall_exit_to_user_mode+0x1a/0x30 [ 27.558993][ T373] do_syscall_64+0x58/0xa0 [ 27.563406][ T373] ? clear_bhb_loop+0x50/0xa0 [ 27.568068][ T373] ? clear_bhb_loop+0x50/0xa0 [ 27.572789][ T373] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 27.578690][ T373] RIP: 0033:0x7efd4a293819 [ 27.583134][ T373] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 27.602948][ T373] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 27.611372][ T373] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 27.619631][ T373] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 27.627683][ T373] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 27.635663][ T373] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 27.643642][ T373] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 27.651614][ T373] [ 27.673505][ T374] erofs: (device loop2): mounted with root inode @ nid 36. [ 27.681207][ T374] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 27.689470][ T374] note: syz.2.30[374] exited with preempt_count 1 [ 27.722767][ T375] erofs: (device loop2): mounted with root inode @ nid 36. [ 27.730497][ T375] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 27.738764][ T375] note: syz.2.31[375] exited with preempt_count 1 [ 27.773373][ T376] erofs: (device loop2): mounted with root inode @ nid 36. [ 27.781238][ T376] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 27.789657][ T376] BUG: scheduling while atomic: syz.2.32/376/0x00000002 [ 27.796610][ T376] Modules linked in: [ 27.800636][ T376] Preemption disabled at: [ 27.800646][ T376] [] z_erofs_reload_indexes+0x310/0x410 [ 27.812129][ T376] CPU: 1 PID: 376 Comm: syz.2.32 Tainted: G W syzkaller #0 [ 27.820624][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 27.830684][ T376] Call Trace: [ 27.833968][ T376] [ 27.836887][ T376] __dump_stack+0x21/0x30 [ 27.841218][ T376] dump_stack_lvl+0x110/0x170 [ 27.845972][ T376] ? show_regs_print_info+0x20/0x20 [ 27.851156][ T376] ? z_erofs_reload_indexes+0x310/0x410 [ 27.856690][ T376] dump_stack+0x15/0x20 [ 27.860840][ T376] __schedule_bug+0x180/0x230 [ 27.865518][ T376] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 27.870790][ T376] ? kmem_cache_free+0x100/0x320 [ 27.875721][ T376] __schedule+0xc30/0x14c0 [ 27.880126][ T376] ? do_mknodat+0x58b/0x7a0 [ 27.884618][ T376] ? kmem_cache_free+0x100/0x320 [ 27.889544][ T376] ? release_firmware_map_entry+0x190/0x190 [ 27.895422][ T376] ? do_mknodat+0x58b/0x7a0 [ 27.899917][ T376] schedule+0x11e/0x1e0 [ 27.904076][ T376] exit_to_user_mode_loop+0x50/0xe0 [ 27.909276][ T376] exit_to_user_mode_prepare+0x87/0xd0 [ 27.914723][ T376] syscall_exit_to_user_mode+0x1a/0x30 [ 27.920169][ T376] do_syscall_64+0x58/0xa0 [ 27.924573][ T376] ? clear_bhb_loop+0x50/0xa0 [ 27.929238][ T376] ? clear_bhb_loop+0x50/0xa0 [ 27.933900][ T376] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 27.939788][ T376] RIP: 0033:0x7efd4a293819 [ 27.944191][ T376] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 27.963807][ T376] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 27.972221][ T376] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 27.980280][ T376] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 27.988252][ T376] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 27.996243][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.004232][ T376] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 28.012201][ T376] [ 28.112859][ T377] erofs: (device loop2): mounted with root inode @ nid 36. [ 28.120749][ T377] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 28.129114][ T377] note: syz.2.33[377] exited with preempt_count 1 [ 28.182863][ T378] erofs: (device loop2): mounted with root inode @ nid 36. [ 28.190587][ T378] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 28.198927][ T378] BUG: scheduling while atomic: syz.2.34/378/0x00000002 [ 28.205888][ T378] Modules linked in: [ 28.209805][ T378] Preemption disabled at: [ 28.209813][ T378] [] z_erofs_reload_indexes+0x310/0x410 [ 28.221316][ T378] CPU: 0 PID: 378 Comm: syz.2.34 Tainted: G W syzkaller #0 [ 28.229840][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 28.239908][ T378] Call Trace: [ 28.243195][ T378] [ 28.246119][ T378] __dump_stack+0x21/0x30 [ 28.250473][ T378] dump_stack_lvl+0x110/0x170 [ 28.255235][ T378] ? show_regs_print_info+0x20/0x20 [ 28.260436][ T378] ? z_erofs_reload_indexes+0x310/0x410 [ 28.265981][ T378] dump_stack+0x15/0x20 [ 28.270147][ T378] __schedule_bug+0x180/0x230 [ 28.274823][ T378] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 28.280106][ T378] ? kmem_cache_free+0x100/0x320 [ 28.285045][ T378] __schedule+0xc30/0x14c0 [ 28.289451][ T378] ? do_mknodat+0x58b/0x7a0 [ 28.293946][ T378] ? kmem_cache_free+0x100/0x320 [ 28.298873][ T378] ? release_firmware_map_entry+0x190/0x190 [ 28.304753][ T378] ? do_mknodat+0x58b/0x7a0 [ 28.309258][ T378] schedule+0x11e/0x1e0 [ 28.313408][ T378] exit_to_user_mode_loop+0x50/0xe0 [ 28.318605][ T378] exit_to_user_mode_prepare+0x87/0xd0 [ 28.324090][ T378] syscall_exit_to_user_mode+0x1a/0x30 [ 28.329549][ T378] do_syscall_64+0x58/0xa0 [ 28.333964][ T378] ? clear_bhb_loop+0x50/0xa0 [ 28.338635][ T378] ? clear_bhb_loop+0x50/0xa0 [ 28.343391][ T378] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 28.349277][ T378] RIP: 0033:0x7efd4a293819 [ 28.353685][ T378] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 28.373414][ T378] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 28.381912][ T378] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 28.389885][ T378] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 28.397851][ T378] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 28.405833][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.413828][ T378] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 28.421925][ T378] 2026/04/22 19:16:56 executed programs: 20 [ 28.472223][ T379] erofs: (device loop2): mounted with root inode @ nid 36. [ 28.479962][ T379] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 28.488362][ T379] note: syz.2.35[379] exited with preempt_count 1 [ 28.587738][ T380] erofs: (device loop2): mounted with root inode @ nid 36. [ 28.595525][ T380] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 28.603781][ T380] BUG: scheduling while atomic: syz.2.36/380/0x00000002 [ 28.610756][ T380] Modules linked in: [ 28.614663][ T380] Preemption disabled at: [ 28.614669][ T380] [] z_erofs_reload_indexes+0x310/0x410 [ 28.626135][ T380] CPU: 1 PID: 380 Comm: syz.2.36 Tainted: G W syzkaller #0 [ 28.635592][ T380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 28.645792][ T380] Call Trace: [ 28.649073][ T380] [ 28.651995][ T380] __dump_stack+0x21/0x30 [ 28.656323][ T380] dump_stack_lvl+0x110/0x170 [ 28.661000][ T380] ? show_regs_print_info+0x20/0x20 [ 28.666202][ T380] ? z_erofs_reload_indexes+0x310/0x410 [ 28.671749][ T380] dump_stack+0x15/0x20 [ 28.675999][ T380] __schedule_bug+0x180/0x230 [ 28.680677][ T380] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 28.685974][ T380] ? kmem_cache_free+0x100/0x320 [ 28.690915][ T380] __schedule+0xc30/0x14c0 [ 28.695330][ T380] ? do_mknodat+0x58b/0x7a0 [ 28.699847][ T380] ? kmem_cache_free+0x100/0x320 [ 28.704880][ T380] ? release_firmware_map_entry+0x190/0x190 [ 28.710777][ T380] ? do_mknodat+0x58b/0x7a0 [ 28.715300][ T380] schedule+0x11e/0x1e0 [ 28.719451][ T380] exit_to_user_mode_loop+0x50/0xe0 [ 28.724644][ T380] exit_to_user_mode_prepare+0x87/0xd0 [ 28.730135][ T380] syscall_exit_to_user_mode+0x1a/0x30 [ 28.735586][ T380] do_syscall_64+0x58/0xa0 [ 28.739989][ T380] ? clear_bhb_loop+0x50/0xa0 [ 28.744762][ T380] ? clear_bhb_loop+0x50/0xa0 [ 28.749630][ T380] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 28.755512][ T380] RIP: 0033:0x7efd4a293819 [ 28.759941][ T380] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 28.779644][ T380] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 28.788055][ T380] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 28.796135][ T380] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 28.804104][ T380] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 28.812086][ T380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 28.820056][ T380] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 28.828037][ T380] [ 28.951935][ T381] set_capacity_and_notify: 10 callbacks suppressed [ 28.951951][ T381] loop2: detected capacity change from 0 to 16 [ 28.965531][ T381] erofs: (device loop2): mounted with root inode @ nid 36. [ 28.973384][ T381] handle_bad_sector: 10 callbacks suppressed [ 28.973401][ T381] attempt to access beyond end of device [ 28.973401][ T381] loop2: rw=0, want=15300821032, limit=16 [ 28.990780][ T381] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 28.999112][ T381] note: syz.2.37[381] exited with preempt_count 1 [ 29.032119][ T382] loop2: detected capacity change from 0 to 16 [ 29.038899][ T382] erofs: (device loop2): mounted with root inode @ nid 36. [ 29.046470][ T382] attempt to access beyond end of device [ 29.046470][ T382] loop2: rw=0, want=15300821032, limit=16 [ 29.057963][ T382] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 29.066264][ T382] BUG: scheduling while atomic: syz.2.38/382/0x00000002 [ 29.073367][ T382] Modules linked in: [ 29.077293][ T382] Preemption disabled at: [ 29.077300][ T382] [] z_erofs_reload_indexes+0x310/0x410 [ 29.088760][ T382] CPU: 1 PID: 382 Comm: syz.2.38 Tainted: G W syzkaller #0 [ 29.097296][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 29.107346][ T382] Call Trace: [ 29.110655][ T382] [ 29.113587][ T382] __dump_stack+0x21/0x30 [ 29.117923][ T382] dump_stack_lvl+0x110/0x170 [ 29.122604][ T382] ? show_regs_print_info+0x20/0x20 [ 29.127806][ T382] ? z_erofs_reload_indexes+0x310/0x410 [ 29.133372][ T382] dump_stack+0x15/0x20 [ 29.137521][ T382] __schedule_bug+0x180/0x230 [ 29.142300][ T382] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 29.147590][ T382] ? kmem_cache_free+0x100/0x320 [ 29.152679][ T382] __schedule+0xc30/0x14c0 [ 29.157109][ T382] ? do_mknodat+0x58b/0x7a0 [ 29.161638][ T382] ? kmem_cache_free+0x100/0x320 [ 29.166581][ T382] ? release_firmware_map_entry+0x190/0x190 [ 29.172501][ T382] ? do_mknodat+0x58b/0x7a0 [ 29.177027][ T382] schedule+0x11e/0x1e0 [ 29.181176][ T382] exit_to_user_mode_loop+0x50/0xe0 [ 29.186377][ T382] exit_to_user_mode_prepare+0x87/0xd0 [ 29.191844][ T382] syscall_exit_to_user_mode+0x1a/0x30 [ 29.197304][ T382] do_syscall_64+0x58/0xa0 [ 29.201726][ T382] ? clear_bhb_loop+0x50/0xa0 [ 29.206392][ T382] ? clear_bhb_loop+0x50/0xa0 [ 29.211060][ T382] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 29.216962][ T382] RIP: 0033:0x7efd4a293819 [ 29.221368][ T382] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 29.240974][ T382] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 29.249373][ T382] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 29.257337][ T382] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 29.265296][ T382] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 29.273263][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.281236][ T382] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 29.289219][ T382] [ 29.386023][ T383] loop2: detected capacity change from 0 to 16 [ 29.392925][ T383] erofs: (device loop2): mounted with root inode @ nid 36. [ 29.400607][ T383] attempt to access beyond end of device [ 29.400607][ T383] loop2: rw=0, want=15300821032, limit=16 [ 29.412012][ T383] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 29.420577][ T383] note: syz.2.39[383] exited with preempt_count 1 [ 29.461897][ T384] loop2: detected capacity change from 0 to 16 [ 29.468714][ T384] erofs: (device loop2): mounted with root inode @ nid 36. [ 29.476324][ T384] attempt to access beyond end of device [ 29.476324][ T384] loop2: rw=0, want=15300821032, limit=16 [ 29.487830][ T384] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 29.495985][ T384] BUG: scheduling while atomic: syz.2.40/384/0x00000002 [ 29.502943][ T384] Modules linked in: [ 29.506844][ T384] Preemption disabled at: [ 29.506849][ T384] [] z_erofs_reload_indexes+0x310/0x410 [ 29.518348][ T384] CPU: 0 PID: 384 Comm: syz.2.40 Tainted: G W syzkaller #0 [ 29.526861][ T384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 29.536907][ T384] Call Trace: [ 29.540266][ T384] [ 29.543188][ T384] __dump_stack+0x21/0x30 [ 29.547509][ T384] dump_stack_lvl+0x110/0x170 [ 29.552175][ T384] ? show_regs_print_info+0x20/0x20 [ 29.557369][ T384] ? z_erofs_reload_indexes+0x310/0x410 [ 29.562904][ T384] dump_stack+0x15/0x20 [ 29.567046][ T384] __schedule_bug+0x180/0x230 [ 29.571716][ T384] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 29.576986][ T384] ? kmem_cache_free+0x100/0x320 [ 29.581914][ T384] __schedule+0xc30/0x14c0 [ 29.586318][ T384] ? do_mknodat+0x58b/0x7a0 [ 29.590811][ T384] ? kmem_cache_free+0x100/0x320 [ 29.595756][ T384] ? release_firmware_map_entry+0x190/0x190 [ 29.601645][ T384] ? do_mknodat+0x58b/0x7a0 [ 29.606146][ T384] schedule+0x11e/0x1e0 [ 29.610296][ T384] exit_to_user_mode_loop+0x50/0xe0 [ 29.615494][ T384] exit_to_user_mode_prepare+0x87/0xd0 [ 29.620949][ T384] syscall_exit_to_user_mode+0x1a/0x30 [ 29.626412][ T384] do_syscall_64+0x58/0xa0 [ 29.630836][ T384] ? clear_bhb_loop+0x50/0xa0 [ 29.635512][ T384] ? clear_bhb_loop+0x50/0xa0 [ 29.640184][ T384] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 29.646078][ T384] RIP: 0033:0x7efd4a293819 [ 29.650493][ T384] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 29.670096][ T384] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 29.678517][ T384] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 29.686485][ T384] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 29.694452][ T384] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 29.702417][ T384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.710384][ T384] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 29.718441][ T384] [ 29.772023][ T385] loop2: detected capacity change from 0 to 16 [ 29.779324][ T385] erofs: (device loop2): mounted with root inode @ nid 36. [ 29.786944][ T385] attempt to access beyond end of device [ 29.786944][ T385] loop2: rw=0, want=15300821032, limit=16 [ 29.798265][ T385] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 29.806460][ T385] note: syz.2.41[385] exited with preempt_count 1 [ 29.911997][ T386] loop2: detected capacity change from 0 to 16 [ 30.067516][ T386] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.075186][ T386] attempt to access beyond end of device [ 30.075186][ T386] loop2: rw=0, want=15300821032, limit=16 [ 30.086611][ T386] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.094818][ T386] note: syz.2.42[386] exited with preempt_count 1 [ 30.191656][ T387] loop2: detected capacity change from 0 to 16 [ 30.198452][ T387] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.206080][ T387] attempt to access beyond end of device [ 30.206080][ T387] loop2: rw=0, want=15300821032, limit=16 [ 30.217497][ T387] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.225695][ T387] note: syz.2.43[387] exited with preempt_count 1 [ 30.313349][ T388] loop2: detected capacity change from 0 to 16 [ 30.427594][ T388] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.435238][ T388] attempt to access beyond end of device [ 30.435238][ T388] loop2: rw=0, want=15300821032, limit=16 [ 30.446564][ T388] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.454936][ T388] note: syz.2.44[388] exited with preempt_count 1 [ 30.591398][ T389] loop2: detected capacity change from 0 to 16 [ 30.598209][ T389] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.605788][ T389] attempt to access beyond end of device [ 30.605788][ T389] loop2: rw=0, want=15300821032, limit=16 [ 30.617185][ T389] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.625508][ T389] note: syz.2.45[389] exited with preempt_count 1 [ 30.751482][ T390] loop2: detected capacity change from 0 to 16 [ 30.758336][ T390] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.765944][ T390] attempt to access beyond end of device [ 30.765944][ T390] loop2: rw=0, want=15300821032, limit=16 [ 30.777262][ T390] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.785452][ T390] note: syz.2.46[390] exited with preempt_count 1 [ 30.872253][ T391] erofs: (device loop2): mounted with root inode @ nid 36. [ 30.879951][ T391] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 30.888180][ T391] BUG: scheduling while atomic: syz.2.47/391/0x00000002 [ 30.895230][ T391] Modules linked in: [ 30.899162][ T391] Preemption disabled at: [ 30.899172][ T391] [] z_erofs_reload_indexes+0x310/0x410 [ 30.910647][ T391] CPU: 0 PID: 391 Comm: syz.2.47 Tainted: G W syzkaller #0 [ 30.919147][ T391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 30.929304][ T391] Call Trace: [ 30.932587][ T391] [ 30.935507][ T391] __dump_stack+0x21/0x30 [ 30.939828][ T391] dump_stack_lvl+0x110/0x170 [ 30.944502][ T391] ? show_regs_print_info+0x20/0x20 [ 30.949686][ T391] ? z_erofs_reload_indexes+0x310/0x410 [ 30.955228][ T391] dump_stack+0x15/0x20 [ 30.959371][ T391] __schedule_bug+0x180/0x230 [ 30.964048][ T391] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 30.969317][ T391] ? kmem_cache_free+0x100/0x320 [ 30.974244][ T391] __schedule+0xc30/0x14c0 [ 30.978650][ T391] ? do_mknodat+0x58b/0x7a0 [ 30.983143][ T391] ? kmem_cache_free+0x100/0x320 [ 30.988071][ T391] ? release_firmware_map_entry+0x190/0x190 [ 30.993956][ T391] ? do_mknodat+0x58b/0x7a0 [ 30.998447][ T391] schedule+0x11e/0x1e0 [ 31.002601][ T391] exit_to_user_mode_loop+0x50/0xe0 [ 31.007802][ T391] exit_to_user_mode_prepare+0x87/0xd0 [ 31.013269][ T391] syscall_exit_to_user_mode+0x1a/0x30 [ 31.018727][ T391] do_syscall_64+0x58/0xa0 [ 31.023134][ T391] ? clear_bhb_loop+0x50/0xa0 [ 31.027891][ T391] ? clear_bhb_loop+0x50/0xa0 [ 31.032553][ T391] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 31.038448][ T391] RIP: 0033:0x7efd4a293819 [ 31.042874][ T391] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.062495][ T391] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 31.070923][ T391] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 31.078886][ T391] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 31.086941][ T391] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 31.094917][ T391] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.102926][ T391] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 31.110902][ T391] [ 31.162498][ T392] erofs: (device loop2): mounted with root inode @ nid 36. [ 31.170418][ T392] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 31.178677][ T392] BUG: scheduling while atomic: syz.2.48/392/0x00000002 [ 31.185642][ T392] Modules linked in: [ 31.189554][ T392] Preemption disabled at: [ 31.189562][ T392] [] z_erofs_reload_indexes+0x310/0x410 [ 31.201011][ T392] CPU: 1 PID: 392 Comm: syz.2.48 Tainted: G W syzkaller #0 [ 31.209513][ T392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 31.219554][ T392] Call Trace: [ 31.222823][ T392] [ 31.225774][ T392] __dump_stack+0x21/0x30 [ 31.230102][ T392] dump_stack_lvl+0x110/0x170 [ 31.234803][ T392] ? show_regs_print_info+0x20/0x20 [ 31.240013][ T392] ? z_erofs_reload_indexes+0x310/0x410 [ 31.245643][ T392] dump_stack+0x15/0x20 [ 31.249790][ T392] __schedule_bug+0x180/0x230 [ 31.254466][ T392] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 31.259736][ T392] ? kmem_cache_free+0x100/0x320 [ 31.264850][ T392] __schedule+0xc30/0x14c0 [ 31.269278][ T392] ? do_mknodat+0x58b/0x7a0 [ 31.273835][ T392] ? kmem_cache_free+0x100/0x320 [ 31.278779][ T392] ? release_firmware_map_entry+0x190/0x190 [ 31.284755][ T392] ? do_mknodat+0x58b/0x7a0 [ 31.289357][ T392] schedule+0x11e/0x1e0 [ 31.293512][ T392] exit_to_user_mode_loop+0x50/0xe0 [ 31.298777][ T392] exit_to_user_mode_prepare+0x87/0xd0 [ 31.304226][ T392] syscall_exit_to_user_mode+0x1a/0x30 [ 31.309677][ T392] do_syscall_64+0x58/0xa0 [ 31.314172][ T392] ? clear_bhb_loop+0x50/0xa0 [ 31.318838][ T392] ? clear_bhb_loop+0x50/0xa0 [ 31.323512][ T392] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 31.329850][ T392] RIP: 0033:0x7efd4a293819 [ 31.334258][ T392] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.353948][ T392] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 31.362350][ T392] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 31.370308][ T392] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 31.378276][ T392] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 31.386235][ T392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.394200][ T392] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 31.402174][ T392] [ 31.462232][ T393] erofs: (device loop2): mounted with root inode @ nid 36. [ 31.470092][ T393] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 31.478351][ T393] BUG: scheduling while atomic: syz.2.49/393/0x00000002 [ 31.485305][ T393] Modules linked in: [ 31.489227][ T393] Preemption disabled at: [ 31.489235][ T393] [] z_erofs_reload_indexes+0x310/0x410 [ 31.500714][ T393] CPU: 0 PID: 393 Comm: syz.2.49 Tainted: G W syzkaller #0 [ 31.509316][ T393] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 31.519464][ T393] Call Trace: [ 31.522741][ T393] [ 31.525659][ T393] __dump_stack+0x21/0x30 [ 31.529981][ T393] dump_stack_lvl+0x110/0x170 [ 31.534648][ T393] ? show_regs_print_info+0x20/0x20 [ 31.539868][ T393] ? z_erofs_reload_indexes+0x310/0x410 [ 31.545400][ T393] dump_stack+0x15/0x20 [ 31.549544][ T393] __schedule_bug+0x180/0x230 [ 31.554206][ T393] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 31.559478][ T393] ? kmem_cache_free+0x100/0x320 [ 31.564416][ T393] __schedule+0xc30/0x14c0 [ 31.568840][ T393] ? do_mknodat+0x58b/0x7a0 [ 31.573337][ T393] ? kmem_cache_free+0x100/0x320 [ 31.578409][ T393] ? release_firmware_map_entry+0x190/0x190 [ 31.584422][ T393] ? do_mknodat+0x58b/0x7a0 [ 31.588930][ T393] schedule+0x11e/0x1e0 [ 31.593093][ T393] exit_to_user_mode_loop+0x50/0xe0 [ 31.598289][ T393] exit_to_user_mode_prepare+0x87/0xd0 [ 31.604095][ T393] syscall_exit_to_user_mode+0x1a/0x30 [ 31.609544][ T393] do_syscall_64+0x58/0xa0 [ 31.613945][ T393] ? clear_bhb_loop+0x50/0xa0 [ 31.618610][ T393] ? clear_bhb_loop+0x50/0xa0 [ 31.623277][ T393] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 31.629168][ T393] RIP: 0033:0x7efd4a293819 [ 31.633569][ T393] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 31.653176][ T393] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 31.661582][ T393] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 31.669545][ T393] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 31.677502][ T393] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 31.685460][ T393] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 31.693419][ T393] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 31.701378][ T393] [ 31.741965][ T394] erofs: (device loop2): mounted with root inode @ nid 36. [ 31.749714][ T394] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 31.757984][ T394] note: syz.2.50[394] exited with preempt_count 1 [ 31.812948][ T395] erofs: (device loop2): mounted with root inode @ nid 36. [ 31.820745][ T395] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 31.829009][ T395] BUG: scheduling while atomic: syz.2.51/395/0x00000002 [ 31.836169][ T395] Modules linked in: [ 31.840160][ T395] Preemption disabled at: [ 31.840167][ T395] [] z_erofs_reload_indexes+0x310/0x410 [ 31.851660][ T395] CPU: 1 PID: 395 Comm: syz.2.51 Tainted: G W syzkaller #0 [ 31.860170][ T395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 31.870399][ T395] Call Trace: [ 31.873677][ T395] [ 31.876620][ T395] __dump_stack+0x21/0x30 [ 31.880954][ T395] dump_stack_lvl+0x110/0x170 [ 31.885765][ T395] ? show_regs_print_info+0x20/0x20 [ 31.890970][ T395] ? z_erofs_reload_indexes+0x310/0x410 [ 31.896531][ T395] dump_stack+0x15/0x20 [ 31.900683][ T395] __schedule_bug+0x180/0x230 [ 31.905495][ T395] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 31.910884][ T395] ? kmem_cache_free+0x100/0x320 [ 31.915848][ T395] __schedule+0xc30/0x14c0 [ 31.920357][ T395] ? do_mknodat+0x58b/0x7a0 [ 31.924903][ T395] ? kmem_cache_free+0x100/0x320 [ 31.929841][ T395] ? release_firmware_map_entry+0x190/0x190 [ 31.935736][ T395] ? do_mknodat+0x58b/0x7a0 [ 31.940253][ T395] schedule+0x11e/0x1e0 [ 31.944415][ T395] exit_to_user_mode_loop+0x50/0xe0 [ 31.949611][ T395] exit_to_user_mode_prepare+0x87/0xd0 [ 31.955759][ T395] syscall_exit_to_user_mode+0x1a/0x30 [ 31.961216][ T395] do_syscall_64+0x58/0xa0 [ 31.965635][ T395] ? clear_bhb_loop+0x50/0xa0 [ 31.970314][ T395] ? clear_bhb_loop+0x50/0xa0 [ 31.974995][ T395] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 31.980906][ T395] RIP: 0033:0x7efd4a293819 [ 31.985325][ 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 [ 32.004930][ T395] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 32.013344][ T395] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 32.021319][ T395] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 32.029286][ T395] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 32.037251][ T395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.045477][ T395] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 32.053452][ T395] [ 32.063472][ T396] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.071211][ T396] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.079568][ T396] BUG: scheduling while atomic: syz.2.52/396/0x00000002 [ 32.086512][ T396] Modules linked in: [ 32.090416][ T396] Preemption disabled at: [ 32.090424][ T396] [] z_erofs_reload_indexes+0x310/0x410 [ 32.102043][ T396] CPU: 1 PID: 396 Comm: syz.2.52 Tainted: G W syzkaller #0 [ 32.110723][ T396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 32.120951][ T396] Call Trace: [ 32.124230][ T396] [ 32.127169][ T396] __dump_stack+0x21/0x30 [ 32.131505][ T396] dump_stack_lvl+0x110/0x170 [ 32.136185][ T396] ? show_regs_print_info+0x20/0x20 [ 32.141382][ T396] ? z_erofs_reload_indexes+0x310/0x410 [ 32.146936][ T396] dump_stack+0x15/0x20 [ 32.151173][ T396] __schedule_bug+0x180/0x230 [ 32.155847][ T396] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 32.161133][ T396] ? kmem_cache_free+0x100/0x320 [ 32.166071][ T396] __schedule+0xc30/0x14c0 [ 32.170501][ T396] ? do_mknodat+0x58b/0x7a0 [ 32.175005][ T396] ? kmem_cache_free+0x100/0x320 [ 32.179944][ T396] ? release_firmware_map_entry+0x190/0x190 [ 32.185834][ T396] ? do_mknodat+0x58b/0x7a0 [ 32.190351][ T396] schedule+0x11e/0x1e0 [ 32.194498][ T396] exit_to_user_mode_loop+0x50/0xe0 [ 32.199704][ T396] exit_to_user_mode_prepare+0x87/0xd0 [ 32.205151][ T396] syscall_exit_to_user_mode+0x1a/0x30 [ 32.210598][ T396] do_syscall_64+0x58/0xa0 [ 32.215007][ T396] ? clear_bhb_loop+0x50/0xa0 [ 32.219689][ T396] ? clear_bhb_loop+0x50/0xa0 [ 32.224356][ T396] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 32.230244][ T396] RIP: 0033:0x7efd4a293819 [ 32.234649][ T396] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 [ 32.254249][ T396] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 32.262681][ T396] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 32.270644][ T396] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 32.278702][ T396] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 32.286675][ T396] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.294636][ T396] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 32.302623][ T396] [ 32.313984][ T397] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.321862][ T397] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.330188][ T397] BUG: scheduling while atomic: syz.2.53/397/0x00000002 [ 32.337171][ T397] Modules linked in: [ 32.341099][ T397] Preemption disabled at: [ 32.341105][ T397] [] z_erofs_reload_indexes+0x310/0x410 [ 32.352562][ T397] CPU: 1 PID: 397 Comm: syz.2.53 Tainted: G W syzkaller #0 [ 32.361098][ T397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 32.371268][ T397] Call Trace: [ 32.374659][ T397] [ 32.377599][ T397] __dump_stack+0x21/0x30 [ 32.382022][ T397] dump_stack_lvl+0x110/0x170 [ 32.386697][ T397] ? show_regs_print_info+0x20/0x20 [ 32.391905][ T397] ? z_erofs_reload_indexes+0x310/0x410 [ 32.397472][ T397] dump_stack+0x15/0x20 [ 32.401618][ T397] __schedule_bug+0x180/0x230 [ 32.406281][ T397] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 32.411548][ T397] ? kmem_cache_free+0x100/0x320 [ 32.416478][ T397] __schedule+0xc30/0x14c0 [ 32.420882][ T397] ? do_mknodat+0x58b/0x7a0 [ 32.425385][ T397] ? kmem_cache_free+0x100/0x320 [ 32.430322][ T397] ? release_firmware_map_entry+0x190/0x190 [ 32.436213][ T397] ? do_mknodat+0x58b/0x7a0 [ 32.440703][ T397] schedule+0x11e/0x1e0 [ 32.444929][ T397] exit_to_user_mode_loop+0x50/0xe0 [ 32.450149][ T397] exit_to_user_mode_prepare+0x87/0xd0 [ 32.455715][ T397] syscall_exit_to_user_mode+0x1a/0x30 [ 32.461167][ T397] do_syscall_64+0x58/0xa0 [ 32.465668][ T397] ? clear_bhb_loop+0x50/0xa0 [ 32.470333][ T397] ? clear_bhb_loop+0x50/0xa0 [ 32.475008][ T397] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 32.480894][ T397] RIP: 0033:0x7efd4a293819 [ 32.485337][ 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 [ 32.504943][ T397] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 32.513365][ T397] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 32.521330][ T397] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 32.529378][ T397] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 32.537338][ T397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 32.545303][ T397] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 32.553266][ T397] [ 32.612333][ T398] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.620084][ T398] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.628373][ T398] note: syz.2.54[398] exited with preempt_count 1 [ 32.682423][ T399] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.690173][ T399] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.698444][ T399] note: syz.2.55[399] exited with preempt_count 1 [ 32.752259][ T400] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.759946][ T400] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.768225][ T400] note: syz.2.56[400] exited with preempt_count 1 [ 32.823390][ T401] erofs: (device loop2): mounted with root inode @ nid 36. [ 32.831282][ T401] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 32.839629][ T401] BUG: scheduling while atomic: syz.2.57/401/0x00000002 [ 32.846585][ T401] Modules linked in: [ 32.850536][ T401] Preemption disabled at: [ 32.850544][ T401] [] z_erofs_reload_indexes+0x310/0x410 [ 32.862094][ T401] CPU: 0 PID: 401 Comm: syz.2.57 Tainted: G W syzkaller #0 [ 32.870599][ T401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 32.880640][ T401] Call Trace: [ 32.883907][ T401] [ 32.886823][ T401] __dump_stack+0x21/0x30 [ 32.891147][ T401] dump_stack_lvl+0x110/0x170 [ 32.895809][ T401] ? show_regs_print_info+0x20/0x20 [ 32.901004][ T401] ? z_erofs_reload_indexes+0x310/0x410 [ 32.906536][ T401] dump_stack+0x15/0x20 [ 32.910690][ T401] __schedule_bug+0x180/0x230 [ 32.915355][ T401] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 32.920625][ T401] ? kmem_cache_free+0x100/0x320 [ 32.925637][ T401] __schedule+0xc30/0x14c0 [ 32.930130][ T401] ? do_mknodat+0x58b/0x7a0 [ 32.934622][ T401] ? kmem_cache_free+0x100/0x320 [ 32.939560][ T401] ? release_firmware_map_entry+0x190/0x190 [ 32.945453][ T401] ? do_mknodat+0x58b/0x7a0 [ 32.949942][ T401] schedule+0x11e/0x1e0 [ 32.954085][ T401] exit_to_user_mode_loop+0x50/0xe0 [ 32.959279][ T401] exit_to_user_mode_prepare+0x87/0xd0 [ 32.964747][ T401] syscall_exit_to_user_mode+0x1a/0x30 [ 32.970218][ T401] do_syscall_64+0x58/0xa0 [ 32.974703][ T401] ? clear_bhb_loop+0x50/0xa0 [ 32.979596][ T401] ? clear_bhb_loop+0x50/0xa0 [ 32.984337][ T401] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 32.990352][ T401] RIP: 0033:0x7efd4a293819 [ 32.994771][ 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 [ 33.014581][ T401] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 33.022997][ T401] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 33.030962][ T401] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 33.038951][ T401] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 33.046941][ T401] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.054907][ T401] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 33.062880][ T401] [ 33.113098][ T402] erofs: (device loop2): mounted with root inode @ nid 36. [ 33.121283][ T402] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 33.129580][ T402] note: syz.2.58[402] exited with preempt_count 1 [ 33.191518][ T403] erofs: (device loop2): mounted with root inode @ nid 36. [ 33.199321][ T403] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 33.207582][ T403] note: syz.2.59[403] exited with preempt_count 1 [ 33.262336][ T404] erofs: (device loop2): mounted with root inode @ nid 36. [ 33.270006][ T404] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 33.278694][ T404] BUG: scheduling while atomic: syz.2.60/404/0x00000002 [ 33.285739][ T404] Modules linked in: [ 33.289889][ T404] Preemption disabled at: [ 33.289900][ T404] [] z_erofs_reload_indexes+0x310/0x410 [ 33.301391][ T404] CPU: 0 PID: 404 Comm: syz.2.60 Tainted: G W syzkaller #0 [ 33.309895][ T404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 33.319968][ T404] Call Trace: [ 33.323246][ T404] [ 33.326171][ T404] __dump_stack+0x21/0x30 [ 33.330505][ T404] dump_stack_lvl+0x110/0x170 [ 33.335192][ T404] ? show_regs_print_info+0x20/0x20 [ 33.340391][ T404] ? z_erofs_reload_indexes+0x310/0x410 [ 33.345934][ T404] dump_stack+0x15/0x20 [ 33.350100][ T404] __schedule_bug+0x180/0x230 [ 33.354783][ T404] ? ttwu_queue_wakelist+0x4a0/0x4a0 [ 33.360079][ T404] ? kmem_cache_free+0x100/0x320 [ 33.365112][ T404] __schedule+0xc30/0x14c0 [ 33.369534][ T404] ? do_mknodat+0x58b/0x7a0 [ 33.374036][ T404] ? kmem_cache_free+0x100/0x320 [ 33.378976][ T404] ? release_firmware_map_entry+0x190/0x190 [ 33.384880][ T404] ? do_mknodat+0x58b/0x7a0 [ 33.389385][ T404] schedule+0x11e/0x1e0 [ 33.393546][ T404] exit_to_user_mode_loop+0x50/0xe0 [ 33.398746][ T404] exit_to_user_mode_prepare+0x87/0xd0 [ 33.404212][ T404] syscall_exit_to_user_mode+0x1a/0x30 [ 33.409691][ T404] do_syscall_64+0x58/0xa0 [ 33.414103][ T404] ? clear_bhb_loop+0x50/0xa0 [ 33.418810][ T404] ? clear_bhb_loop+0x50/0xa0 [ 33.423482][ T404] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 33.429368][ T404] RIP: 0033:0x7efd4a293819 [ 33.433783][ 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 [ 33.453381][ T404] RSP: 002b:00007ffc7a868038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085 [ 33.461788][ T404] RAX: ffffffffffffff8b RBX: 00007efd4a50cfa0 RCX: 00007efd4a293819 [ 33.469838][ T404] RDX: 0000000000000000 RSI: 000000000000c000 RDI: 0000200000000080 [ 33.477819][ T404] RBP: 00007efd4a329c91 R08: 0000000000000000 R09: 0000000000000000 [ 33.485780][ T404] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 33.494090][ T404] R13: 00007efd4a50cfac R14: 00007efd4a50cfa0 R15: 00007efd4a50cfa0 [ 33.502054][ T404] 2026/04/22 19:17:01 executed programs: 46 [ 33.542979][ T405] erofs: (device loop2): mounted with root inode @ nid 36. [ 33.550853][ T405] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 33.559161][ T405] note: syz.2.61[405] exited with preempt_count 1 [ 33.612686][ T406] erofs: (device loop2): mounted with root inode @ nid 36. [ 33.620371][ T406] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 33.628763][ T406] note: syz.2.62[406] exited with preempt_count 1