Warning: Permanently added '10.128.1.80' (ED25519) to the list of known hosts. 2026/01/09 07:35:03 parsed 1 programs [ 46.986349][ T24] kauditd_printk_skb: 31 callbacks suppressed [ 46.986362][ T24] audit: type=1400 audit(1767944104.660:105): avc: denied { unlink } for pid=410 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" Setting up swapspace version 1, size = 127995904 bytes [ 47.084177][ T24] audit: type=1400 audit(1767944104.760:106): avc: denied { write } for pid=412 comm="mkswap" path="pipe:[14985]" dev="pipefs" ino=14985 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 [ 47.106943][ T410] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.617118][ T24] audit: type=1401 audit(1767944105.290:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 48.050748][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.058574][ T452] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.066061][ T452] device bridge_slave_0 entered promiscuous mode [ 48.073463][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.080772][ T452] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.088395][ T452] device bridge_slave_1 entered promiscuous mode [ 48.135573][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.142755][ T452] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.150344][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.157444][ T452] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.176115][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 48.184150][ T303] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.191754][ T303] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.203348][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 48.211713][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.218803][ T303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.226386][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 48.234960][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.242065][ T303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.254175][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.263918][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.277971][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 48.289813][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 48.298150][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 48.305627][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 48.314054][ T452] device veth0_vlan entered promiscuous mode [ 48.324190][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.333409][ T452] device veth1_macvtap entered promiscuous mode [ 48.343027][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 48.353106][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.409801][ T24] audit: type=1400 audit(1767944106.090:108): avc: denied { create } for pid=461 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bluetooth_socket permissive=1 2026/01/09 07:35:06 executed programs: 0 [ 48.882070][ T474] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.889724][ T474] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.897092][ T474] device bridge_slave_0 entered promiscuous mode [ 48.904564][ T474] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.911828][ T474] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.919435][ T474] device bridge_slave_1 entered promiscuous mode [ 48.966398][ T474] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.973486][ T474] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.980792][ T474] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.987841][ T474] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.009296][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.019326][ T303] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.027779][ T303] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.036920][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.045594][ T303] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.052852][ T303] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.073043][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.081554][ T303] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.088653][ T303] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.096849][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.105941][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.118377][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.131023][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.139309][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.146752][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.156168][ T474] device veth0_vlan entered promiscuous mode [ 49.166859][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.177111][ T474] device veth1_macvtap entered promiscuous mode [ 49.186771][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.197676][ T303] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.279163][ T491] erofs: (device loop2): mounted with root inode @ nid 36. [ 49.286607][ T24] audit: type=1400 audit(1767944106.960:109): avc: denied { mount } for pid=490 comm="syz.2.17" name="/" dev="loop2" ino=36 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 49.288689][ T491] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 49.316737][ T491] BUG: scheduling while atomic: syz.2.17/491/0x00000002 [ 49.323742][ T491] Modules linked in: [ 49.327954][ T491] Preemption disabled at: [ 49.328000][ T491] [] z_erofs_reload_indexes+0x318/0x450 [ 49.339510][ T491] CPU: 1 PID: 491 Comm: syz.2.17 Not tainted syzkaller #0 [ 49.346635][ T491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 49.356704][ T491] Call Trace: [ 49.360021][ T491] __dump_stack+0x21/0x24 [ 49.364371][ T491] dump_stack_lvl+0x169/0x1d8 [ 49.369059][ T491] ? z_erofs_reload_indexes+0x318/0x450 [ 49.374701][ T491] ? z_erofs_reload_indexes+0x318/0x450 [ 49.380302][ T491] ? show_regs_print_info+0x18/0x18 [ 49.385511][ T491] ? __kasan_slab_free+0x11/0x20 [ 49.390461][ T491] ? z_erofs_reload_indexes+0x318/0x450 [ 49.396013][ T491] dump_stack+0x15/0x1c [ 49.400182][ T491] __schedule_bug+0x177/0x230 [ 49.404867][ T491] ? __migrate_task+0x190/0x190 [ 49.409730][ T491] __schedule+0xc33/0x1310 [ 49.414174][ T491] ? do_sys_open+0xe0/0xe0 [ 49.418593][ T491] ? release_firmware_map_entry+0x18d/0x18d [ 49.424560][ T491] ? switch_fpu_return+0x197/0x340 [ 49.429681][ T491] ? fpu__clear_all+0x20/0x20 [ 49.434447][ T491] ? ____fput+0x15/0x20 [ 49.438606][ T491] schedule+0x13c/0x1d0 [ 49.442764][ T491] exit_to_user_mode_loop+0x4b/0xe0 [ 49.447972][ T491] exit_to_user_mode_prepare+0x76/0xa0 [ 49.453438][ T491] syscall_exit_to_user_mode+0x1d/0x40 [ 49.458956][ T491] do_syscall_64+0x3d/0x40 [ 49.463410][ T491] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 49.469415][ T491] RIP: 0033:0x7fe23cb8c749 [ 49.473849][ T491] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 49.493462][ T491] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 49.501979][ T491] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 49.509956][ T491] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 49.517933][ T491] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 49.525912][ T491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 49.533887][ T491] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 49.648393][ T494] erofs: (device loop2): mounted with root inode @ nid 36. [ 49.656135][ T494] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 49.664395][ T494] BUG: scheduling while atomic: syz.2.18/494/0x00000002 [ 49.671487][ T494] Modules linked in: [ 49.675399][ T494] Preemption disabled at: [ 49.675416][ T494] [] z_erofs_reload_indexes+0x318/0x450 [ 49.687023][ T494] CPU: 1 PID: 494 Comm: syz.2.18 Tainted: G W syzkaller #0 [ 49.695637][ T494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 49.705911][ T494] Call Trace: [ 49.709199][ T494] __dump_stack+0x21/0x24 [ 49.713531][ T494] dump_stack_lvl+0x169/0x1d8 [ 49.718215][ T494] ? z_erofs_reload_indexes+0x318/0x450 [ 49.723761][ T494] ? z_erofs_reload_indexes+0x318/0x450 [ 49.729311][ T494] ? show_regs_print_info+0x18/0x18 [ 49.734502][ T494] ? __kasan_slab_free+0x11/0x20 [ 49.739556][ T494] ? z_erofs_reload_indexes+0x318/0x450 [ 49.745092][ T494] dump_stack+0x15/0x1c [ 49.749249][ T494] __schedule_bug+0x177/0x230 [ 49.754010][ T494] ? __migrate_task+0x190/0x190 [ 49.758860][ T494] __schedule+0xc33/0x1310 [ 49.763265][ T494] ? do_sys_open+0xe0/0xe0 [ 49.767679][ T494] ? release_firmware_map_entry+0x18d/0x18d [ 49.773566][ T494] ? switch_fpu_return+0x197/0x340 [ 49.778665][ T494] ? fpu__clear_all+0x20/0x20 [ 49.783334][ T494] ? ____fput+0x15/0x20 [ 49.787493][ T494] schedule+0x13c/0x1d0 [ 49.791673][ T494] exit_to_user_mode_loop+0x4b/0xe0 [ 49.796862][ T494] exit_to_user_mode_prepare+0x76/0xa0 [ 49.802309][ T494] syscall_exit_to_user_mode+0x1d/0x40 [ 49.807759][ T494] do_syscall_64+0x3d/0x40 [ 49.812311][ T494] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 49.818295][ T494] RIP: 0033:0x7fe23cb8c749 [ 49.822790][ T494] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 49.842586][ T494] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 49.851014][ T494] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 49.858996][ T494] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 49.866972][ T494] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 49.875078][ T494] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 49.883057][ T494] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 49.977522][ T497] erofs: (device loop2): mounted with root inode @ nid 36. [ 49.987029][ T497] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 49.995281][ T497] BUG: scheduling while atomic: syz.2.19/497/0x00000002 [ 50.002459][ T497] Modules linked in: [ 50.006389][ T497] Preemption disabled at: [ 50.006406][ T497] [] z_erofs_reload_indexes+0x318/0x450 [ 50.018275][ T497] CPU: 1 PID: 497 Comm: syz.2.19 Tainted: G W syzkaller #0 [ 50.026784][ T497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.036837][ T497] Call Trace: [ 50.040147][ T497] __dump_stack+0x21/0x24 [ 50.044488][ T497] dump_stack_lvl+0x169/0x1d8 [ 50.049184][ T497] ? z_erofs_reload_indexes+0x318/0x450 [ 50.054720][ T497] ? z_erofs_reload_indexes+0x318/0x450 [ 50.060432][ T497] ? show_regs_print_info+0x18/0x18 [ 50.065622][ T497] ? __kasan_slab_free+0x11/0x20 [ 50.070564][ T497] ? z_erofs_reload_indexes+0x318/0x450 [ 50.076149][ T497] dump_stack+0x15/0x1c [ 50.080305][ T497] __schedule_bug+0x177/0x230 [ 50.085063][ T497] ? __migrate_task+0x190/0x190 [ 50.089906][ T497] __schedule+0xc33/0x1310 [ 50.094341][ T497] ? do_sys_open+0xe0/0xe0 [ 50.098749][ T497] ? release_firmware_map_entry+0x18d/0x18d [ 50.104805][ T497] ? switch_fpu_return+0x197/0x340 [ 50.109912][ T497] ? fpu__clear_all+0x20/0x20 [ 50.114589][ T497] ? ____fput+0x15/0x20 [ 50.118899][ T497] schedule+0x13c/0x1d0 [ 50.123048][ T497] exit_to_user_mode_loop+0x4b/0xe0 [ 50.128246][ T497] exit_to_user_mode_prepare+0x76/0xa0 [ 50.133695][ T497] syscall_exit_to_user_mode+0x1d/0x40 [ 50.139156][ T497] do_syscall_64+0x3d/0x40 [ 50.143702][ T497] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 50.149587][ T497] RIP: 0033:0x7fe23cb8c749 [ 50.154023][ T497] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 50.173720][ T497] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 50.182130][ T497] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 50.190297][ T497] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 50.198274][ T497] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 50.206363][ T497] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.214341][ T497] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 50.318393][ T500] erofs: (device loop2): mounted with root inode @ nid 36. [ 50.326195][ T500] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 50.334618][ T500] BUG: scheduling while atomic: syz.2.20/500/0x00000002 [ 50.341695][ T500] Modules linked in: [ 50.345694][ T500] Preemption disabled at: [ 50.345712][ T500] [] z_erofs_reload_indexes+0x318/0x450 [ 50.357319][ T500] CPU: 0 PID: 500 Comm: syz.2.20 Tainted: G W syzkaller #0 [ 50.365811][ T500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.375858][ T500] Call Trace: [ 50.379152][ T500] __dump_stack+0x21/0x24 [ 50.383480][ T500] dump_stack_lvl+0x169/0x1d8 [ 50.388154][ T500] ? z_erofs_reload_indexes+0x318/0x450 [ 50.393710][ T500] ? z_erofs_reload_indexes+0x318/0x450 [ 50.399256][ T500] ? show_regs_print_info+0x18/0x18 [ 50.404450][ T500] ? __kasan_slab_free+0x11/0x20 [ 50.409558][ T500] ? z_erofs_reload_indexes+0x318/0x450 [ 50.415093][ T500] dump_stack+0x15/0x1c [ 50.419246][ T500] __schedule_bug+0x177/0x230 [ 50.423962][ T500] ? __migrate_task+0x190/0x190 [ 50.428965][ T500] __schedule+0xc33/0x1310 [ 50.433504][ T500] ? do_sys_open+0xe0/0xe0 [ 50.438035][ T500] ? release_firmware_map_entry+0x18d/0x18d [ 50.443934][ T500] ? switch_fpu_return+0x197/0x340 [ 50.449229][ T500] ? fpu__clear_all+0x20/0x20 [ 50.453904][ T500] ? ____fput+0x15/0x20 [ 50.458058][ T500] schedule+0x13c/0x1d0 [ 50.462217][ T500] exit_to_user_mode_loop+0x4b/0xe0 [ 50.467418][ T500] exit_to_user_mode_prepare+0x76/0xa0 [ 50.472873][ T500] syscall_exit_to_user_mode+0x1d/0x40 [ 50.478321][ T500] do_syscall_64+0x3d/0x40 [ 50.482732][ T500] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 50.488613][ T500] RIP: 0033:0x7fe23cb8c749 [ 50.493024][ T500] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 50.512619][ T500] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 50.521170][ T500] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 50.529164][ T500] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 50.537224][ T500] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 50.545204][ T500] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.553175][ T500] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 50.646901][ T503] erofs: (device loop2): mounted with root inode @ nid 36. [ 50.654546][ T503] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 50.662834][ T503] BUG: scheduling while atomic: syz.2.21/503/0x00000002 [ 50.669827][ T503] Modules linked in: [ 50.673716][ T503] Preemption disabled at: [ 50.673732][ T503] [] z_erofs_reload_indexes+0x318/0x450 [ 50.685333][ T503] CPU: 0 PID: 503 Comm: syz.2.21 Tainted: G W syzkaller #0 [ 50.693831][ T503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.704033][ T503] Call Trace: [ 50.707325][ T503] __dump_stack+0x21/0x24 [ 50.711869][ T503] dump_stack_lvl+0x169/0x1d8 [ 50.716571][ T503] ? z_erofs_reload_indexes+0x318/0x450 [ 50.722257][ T503] ? z_erofs_reload_indexes+0x318/0x450 [ 50.727810][ T503] ? show_regs_print_info+0x18/0x18 [ 50.733026][ T503] ? __kasan_slab_free+0x11/0x20 [ 50.737965][ T503] ? z_erofs_reload_indexes+0x318/0x450 [ 50.743516][ T503] dump_stack+0x15/0x1c [ 50.747676][ T503] __schedule_bug+0x177/0x230 [ 50.752537][ T503] ? __migrate_task+0x190/0x190 [ 50.757475][ T503] __schedule+0xc33/0x1310 [ 50.761883][ T503] ? do_sys_open+0xe0/0xe0 [ 50.766318][ T503] ? release_firmware_map_entry+0x18d/0x18d [ 50.772204][ T503] ? switch_fpu_return+0x197/0x340 [ 50.777314][ T503] ? fpu__clear_all+0x20/0x20 [ 50.781983][ T503] ? ____fput+0x15/0x20 [ 50.786175][ T503] schedule+0x13c/0x1d0 [ 50.790338][ T503] exit_to_user_mode_loop+0x4b/0xe0 [ 50.795529][ T503] exit_to_user_mode_prepare+0x76/0xa0 [ 50.800999][ T503] syscall_exit_to_user_mode+0x1d/0x40 [ 50.806454][ T503] do_syscall_64+0x3d/0x40 [ 50.810870][ T503] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 50.816758][ T503] RIP: 0033:0x7fe23cb8c749 [ 50.821432][ T503] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 50.841353][ T503] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 50.849767][ T503] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 50.857733][ T503] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 50.865790][ T503] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 50.874079][ T503] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.882133][ T503] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 51.000244][ T506] erofs: (device loop2): mounted with root inode @ nid 36. [ 51.008308][ T506] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 51.016691][ T506] BUG: scheduling while atomic: syz.2.22/506/0x00000002 [ 51.023862][ T506] Modules linked in: [ 51.027820][ T506] Preemption disabled at: [ 51.027836][ T506] [] z_erofs_reload_indexes+0x318/0x450 [ 51.039389][ T506] CPU: 0 PID: 506 Comm: syz.2.22 Tainted: G W syzkaller #0 [ 51.048014][ T506] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.058174][ T506] Call Trace: [ 51.061486][ T506] __dump_stack+0x21/0x24 [ 51.065810][ T506] dump_stack_lvl+0x169/0x1d8 [ 51.070483][ T506] ? z_erofs_reload_indexes+0x318/0x450 [ 51.076036][ T506] ? z_erofs_reload_indexes+0x318/0x450 [ 51.081579][ T506] ? show_regs_print_info+0x18/0x18 [ 51.086800][ T506] ? __kasan_slab_free+0x11/0x20 [ 51.091735][ T506] ? z_erofs_reload_indexes+0x318/0x450 [ 51.097283][ T506] dump_stack+0x15/0x1c [ 51.101444][ T506] __schedule_bug+0x177/0x230 [ 51.106114][ T506] ? __migrate_task+0x190/0x190 [ 51.110979][ T506] __schedule+0xc33/0x1310 [ 51.115398][ T506] ? do_sys_open+0xe0/0xe0 [ 51.119819][ T506] ? release_firmware_map_entry+0x18d/0x18d [ 51.125725][ T506] ? switch_fpu_return+0x197/0x340 [ 51.131272][ T506] ? fpu__clear_all+0x20/0x20 [ 51.136054][ T506] ? ____fput+0x15/0x20 [ 51.140207][ T506] schedule+0x13c/0x1d0 [ 51.144358][ T506] exit_to_user_mode_loop+0x4b/0xe0 [ 51.149557][ T506] exit_to_user_mode_prepare+0x76/0xa0 [ 51.155153][ T506] syscall_exit_to_user_mode+0x1d/0x40 [ 51.160609][ T506] do_syscall_64+0x3d/0x40 [ 51.165026][ T506] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.170919][ T506] RIP: 0033:0x7fe23cb8c749 [ 51.175445][ T506] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 51.195053][ T506] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 51.203474][ T506] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 51.211576][ T506] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 51.219545][ T506] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 51.227523][ T506] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.235606][ T506] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 51.245686][ T112] device bridge_slave_1 left promiscuous mode [ 51.252184][ T112] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.259790][ T112] device bridge_slave_0 left promiscuous mode [ 51.265924][ T112] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.273926][ T112] device veth1_macvtap left promiscuous mode [ 51.281392][ T112] device veth0_vlan left promiscuous mode [ 51.293672][ T509] erofs: (device loop2): mounted with root inode @ nid 36. [ 51.309411][ T509] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 51.317704][ T509] BUG: scheduling while atomic: syz.2.23/509/0x00000002 [ 51.324677][ T509] Modules linked in: [ 51.329198][ T509] Preemption disabled at: [ 51.329216][ T509] [] z_erofs_reload_indexes+0x318/0x450 [ 51.341031][ T509] CPU: 0 PID: 509 Comm: syz.2.23 Tainted: G W syzkaller #0 [ 51.349540][ T509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.359590][ T509] Call Trace: [ 51.362881][ T509] __dump_stack+0x21/0x24 [ 51.367229][ T509] dump_stack_lvl+0x169/0x1d8 [ 51.371917][ T509] ? z_erofs_reload_indexes+0x318/0x450 [ 51.377476][ T509] ? z_erofs_reload_indexes+0x318/0x450 [ 51.383021][ T509] ? show_regs_print_info+0x18/0x18 [ 51.388224][ T509] ? __kasan_slab_free+0x11/0x20 [ 51.393278][ T509] ? z_erofs_reload_indexes+0x318/0x450 [ 51.398994][ T509] dump_stack+0x15/0x1c [ 51.403153][ T509] __schedule_bug+0x177/0x230 [ 51.407830][ T509] ? __migrate_task+0x190/0x190 [ 51.412681][ T509] __schedule+0xc33/0x1310 [ 51.417228][ T509] ? do_sys_open+0xe0/0xe0 [ 51.421656][ T509] ? release_firmware_map_entry+0x18d/0x18d [ 51.427661][ T509] ? switch_fpu_return+0x197/0x340 [ 51.432800][ T509] ? fpu__clear_all+0x20/0x20 [ 51.437480][ T509] ? ____fput+0x15/0x20 [ 51.441637][ T509] schedule+0x13c/0x1d0 [ 51.445796][ T509] exit_to_user_mode_loop+0x4b/0xe0 [ 51.451000][ T509] exit_to_user_mode_prepare+0x76/0xa0 [ 51.456462][ T509] syscall_exit_to_user_mode+0x1d/0x40 [ 51.461934][ T509] do_syscall_64+0x3d/0x40 [ 51.466364][ T509] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.472441][ T509] RIP: 0033:0x7fe23cb8c749 [ 51.476858][ T509] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 51.496469][ T509] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 51.504883][ T509] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 51.513389][ T509] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 51.521447][ T509] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 51.529513][ T509] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.537502][ T509] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 51.657590][ T513] erofs: (device loop2): mounted with root inode @ nid 36. [ 51.665364][ T513] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 51.673658][ T513] BUG: scheduling while atomic: syz.2.24/513/0x00000002 [ 51.680804][ T513] Modules linked in: [ 51.684701][ T513] Preemption disabled at: [ 51.684722][ T513] [] z_erofs_reload_indexes+0x318/0x450 [ 51.696485][ T513] CPU: 0 PID: 513 Comm: syz.2.24 Tainted: G W syzkaller #0 [ 51.705153][ T513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.715219][ T513] Call Trace: [ 51.718666][ T513] __dump_stack+0x21/0x24 [ 51.723022][ T513] dump_stack_lvl+0x169/0x1d8 [ 51.727999][ T513] ? z_erofs_reload_indexes+0x318/0x450 [ 51.733659][ T513] ? z_erofs_reload_indexes+0x318/0x450 [ 51.739305][ T513] ? show_regs_print_info+0x18/0x18 [ 51.744522][ T513] ? __kasan_slab_free+0x11/0x20 [ 51.749458][ T513] ? z_erofs_reload_indexes+0x318/0x450 [ 51.755138][ T513] dump_stack+0x15/0x1c [ 51.759349][ T513] __schedule_bug+0x177/0x230 [ 51.764034][ T513] ? __migrate_task+0x190/0x190 [ 51.768908][ T513] __schedule+0xc33/0x1310 [ 51.773332][ T513] ? do_sys_open+0xe0/0xe0 [ 51.777753][ T513] ? release_firmware_map_entry+0x18d/0x18d [ 51.783654][ T513] ? switch_fpu_return+0x197/0x340 [ 51.788770][ T513] ? fpu__clear_all+0x20/0x20 [ 51.793457][ T513] ? ____fput+0x15/0x20 [ 51.797623][ T513] schedule+0x13c/0x1d0 [ 51.801872][ T513] exit_to_user_mode_loop+0x4b/0xe0 [ 51.807096][ T513] exit_to_user_mode_prepare+0x76/0xa0 [ 51.812558][ T513] syscall_exit_to_user_mode+0x1d/0x40 [ 51.818020][ T513] do_syscall_64+0x3d/0x40 [ 51.822450][ T513] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 51.828434][ T513] RIP: 0033:0x7fe23cb8c749 [ 51.832978][ T513] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 51.852694][ T513] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 51.861114][ T513] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 51.869091][ T513] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 51.877081][ T513] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 51.885060][ T513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.893034][ T513] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 52.004784][ T516] erofs: (device loop2): mounted with root inode @ nid 36. [ 52.012537][ T516] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 52.020794][ T516] BUG: scheduling while atomic: syz.2.25/516/0x00000002 [ 52.027771][ T516] Modules linked in: [ 52.031690][ T516] Preemption disabled at: [ 52.031720][ T516] [] z_erofs_reload_indexes+0x318/0x450 [ 52.043427][ T516] CPU: 1 PID: 516 Comm: syz.2.25 Tainted: G W syzkaller #0 [ 52.051950][ T516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.062020][ T516] Call Trace: [ 52.065308][ T516] __dump_stack+0x21/0x24 [ 52.069631][ T516] dump_stack_lvl+0x169/0x1d8 [ 52.074303][ T516] ? z_erofs_reload_indexes+0x318/0x450 [ 52.079963][ T516] ? z_erofs_reload_indexes+0x318/0x450 [ 52.085531][ T516] ? show_regs_print_info+0x18/0x18 [ 52.090733][ T516] ? __kasan_slab_free+0x11/0x20 [ 52.095664][ T516] ? z_erofs_reload_indexes+0x318/0x450 [ 52.101287][ T516] dump_stack+0x15/0x1c [ 52.105436][ T516] __schedule_bug+0x177/0x230 [ 52.110120][ T516] ? __migrate_task+0x190/0x190 [ 52.114985][ T516] __schedule+0xc33/0x1310 [ 52.119430][ T516] ? do_sys_open+0xe0/0xe0 [ 52.123838][ T516] ? release_firmware_map_entry+0x18d/0x18d [ 52.129730][ T516] ? switch_fpu_return+0x197/0x340 [ 52.134829][ T516] ? fpu__clear_all+0x20/0x20 [ 52.139614][ T516] ? ____fput+0x15/0x20 [ 52.143761][ T516] schedule+0x13c/0x1d0 [ 52.148018][ T516] exit_to_user_mode_loop+0x4b/0xe0 [ 52.153290][ T516] exit_to_user_mode_prepare+0x76/0xa0 [ 52.158742][ T516] syscall_exit_to_user_mode+0x1d/0x40 [ 52.164196][ T516] do_syscall_64+0x3d/0x40 [ 52.168715][ T516] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.174594][ T516] RIP: 0033:0x7fe23cb8c749 [ 52.179009][ T516] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.198612][ T516] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.207033][ T516] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 52.215001][ T516] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 52.222966][ T516] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 52.230927][ T516] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.238924][ T516] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 52.355438][ T519] erofs: (device loop2): mounted with root inode @ nid 36. [ 52.363415][ T519] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 52.371706][ T519] BUG: scheduling while atomic: syz.2.26/519/0x00000002 [ 52.378735][ T519] Modules linked in: [ 52.382654][ T519] Preemption disabled at: [ 52.382674][ T519] [] z_erofs_reload_indexes+0x318/0x450 [ 52.394136][ T519] CPU: 0 PID: 519 Comm: syz.2.26 Tainted: G W syzkaller #0 [ 52.402640][ T519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.412958][ T519] Call Trace: [ 52.416275][ T519] __dump_stack+0x21/0x24 [ 52.420608][ T519] dump_stack_lvl+0x169/0x1d8 [ 52.425292][ T519] ? z_erofs_reload_indexes+0x318/0x450 [ 52.430858][ T519] ? z_erofs_reload_indexes+0x318/0x450 [ 52.436522][ T519] ? show_regs_print_info+0x18/0x18 [ 52.441897][ T519] ? __kasan_slab_free+0x11/0x20 [ 52.446825][ T519] ? z_erofs_reload_indexes+0x318/0x450 [ 52.452363][ T519] dump_stack+0x15/0x1c [ 52.456525][ T519] __schedule_bug+0x177/0x230 [ 52.461246][ T519] ? __migrate_task+0x190/0x190 [ 52.466105][ T519] __schedule+0xc33/0x1310 [ 52.470527][ T519] ? do_sys_open+0xe0/0xe0 [ 52.474963][ T519] ? release_firmware_map_entry+0x18d/0x18d [ 52.480950][ T519] ? switch_fpu_return+0x197/0x340 [ 52.486107][ T519] ? fpu__clear_all+0x20/0x20 [ 52.490785][ T519] ? ____fput+0x15/0x20 [ 52.495208][ T519] schedule+0x13c/0x1d0 [ 52.499483][ T519] exit_to_user_mode_loop+0x4b/0xe0 [ 52.504769][ T519] exit_to_user_mode_prepare+0x76/0xa0 [ 52.510234][ T519] syscall_exit_to_user_mode+0x1d/0x40 [ 52.515692][ T519] do_syscall_64+0x3d/0x40 [ 52.520126][ T519] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.526115][ T519] RIP: 0033:0x7fe23cb8c749 [ 52.530538][ T519] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.550233][ T519] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.558652][ T519] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 52.566629][ T519] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 52.574689][ T519] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 52.582661][ T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.590635][ T519] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 52.675961][ T522] erofs: (device loop2): mounted with root inode @ nid 36. [ 52.684394][ T522] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 52.692834][ T522] BUG: scheduling while atomic: syz.2.27/522/0x00000002 [ 52.699988][ T522] Modules linked in: [ 52.703914][ T522] Preemption disabled at: [ 52.703940][ T522] [] z_erofs_reload_indexes+0x318/0x450 [ 52.715434][ T522] CPU: 1 PID: 522 Comm: syz.2.27 Tainted: G W syzkaller #0 [ 52.723939][ T522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.733984][ T522] Call Trace: [ 52.737280][ T522] __dump_stack+0x21/0x24 [ 52.741611][ T522] dump_stack_lvl+0x169/0x1d8 [ 52.746330][ T522] ? z_erofs_reload_indexes+0x318/0x450 [ 52.751884][ T522] ? z_erofs_reload_indexes+0x318/0x450 [ 52.757446][ T522] ? show_regs_print_info+0x18/0x18 [ 52.762679][ T522] ? __kasan_slab_free+0x11/0x20 [ 52.767626][ T522] ? z_erofs_reload_indexes+0x318/0x450 [ 52.773165][ T522] dump_stack+0x15/0x1c [ 52.777464][ T522] __schedule_bug+0x177/0x230 [ 52.782143][ T522] ? __migrate_task+0x190/0x190 [ 52.786994][ T522] __schedule+0xc33/0x1310 [ 52.791407][ T522] ? do_sys_open+0xe0/0xe0 [ 52.795924][ T522] ? release_firmware_map_entry+0x18d/0x18d [ 52.801810][ T522] ? switch_fpu_return+0x197/0x340 [ 52.806923][ T522] ? fpu__clear_all+0x20/0x20 [ 52.811613][ T522] ? ____fput+0x15/0x20 [ 52.815773][ T522] schedule+0x13c/0x1d0 [ 52.819930][ T522] exit_to_user_mode_loop+0x4b/0xe0 [ 52.825127][ T522] exit_to_user_mode_prepare+0x76/0xa0 [ 52.830601][ T522] syscall_exit_to_user_mode+0x1d/0x40 [ 52.836151][ T522] do_syscall_64+0x3d/0x40 [ 52.840567][ T522] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 52.846454][ T522] RIP: 0033:0x7fe23cb8c749 [ 52.850861][ T522] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 52.870725][ T522] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.879236][ T522] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 52.887393][ T522] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 52.895375][ T522] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 52.903489][ T522] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.911469][ T522] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 53.110589][ T525] erofs: (device loop2): mounted with root inode @ nid 36. [ 53.118649][ T525] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 53.127090][ T525] BUG: scheduling while atomic: syz.2.28/525/0x00000002 [ 53.134097][ T525] Modules linked in: [ 53.138093][ T525] Preemption disabled at: [ 53.138120][ T525] [] z_erofs_reload_indexes+0x318/0x450 [ 53.149655][ T525] CPU: 0 PID: 525 Comm: syz.2.28 Tainted: G W syzkaller #0 [ 53.158299][ T525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 53.168364][ T525] Call Trace: [ 53.171658][ T525] __dump_stack+0x21/0x24 [ 53.176011][ T525] dump_stack_lvl+0x169/0x1d8 [ 53.180683][ T525] ? z_erofs_reload_indexes+0x318/0x450 [ 53.186250][ T525] ? z_erofs_reload_indexes+0x318/0x450 [ 53.191833][ T525] ? show_regs_print_info+0x18/0x18 [ 53.197125][ T525] ? z_erofs_reload_indexes+0x318/0x450 [ 53.202666][ T525] dump_stack+0x15/0x1c [ 53.206818][ T525] __schedule_bug+0x177/0x230 [ 53.211577][ T525] ? __migrate_task+0x190/0x190 [ 53.216423][ T525] __schedule+0xc33/0x1310 [ 53.220837][ T525] ? sched_group_set_shares+0x490/0x490 [ 53.226583][ T525] ? release_firmware_map_entry+0x18d/0x18d [ 53.232490][ T525] ? plist_add+0x3e8/0x470 [ 53.236982][ T525] schedule+0x13c/0x1d0 [ 53.241139][ T525] futex_wait_queue_me+0x29b/0x530 [ 53.246245][ T525] ? futex_wait_setup+0x510/0x510 [ 53.251368][ T525] futex_wait+0x210/0x680 [ 53.255692][ T525] ? do_futex+0x1210/0x1210 [ 53.260191][ T525] do_futex+0xf3d/0x1210 [ 53.264650][ T525] ? __kasan_slab_free+0x11/0x20 [ 53.269692][ T525] ? rcu_gp_kthread_wake+0x90/0x90 [ 53.274828][ T525] ? futex_exit_release+0x1d0/0x1d0 [ 53.280049][ T525] ? security_file_free+0xc7/0xe0 [ 53.285089][ T525] ? percpu_counter_add_batch+0x13c/0x160 [ 53.290822][ T525] __se_sys_futex+0x2b4/0x360 [ 53.295579][ T525] ? __x64_sys_futex+0x100/0x100 [ 53.300509][ T525] ? ____fput+0x15/0x20 [ 53.304659][ T525] ? task_work_run+0x170/0x190 [ 53.309674][ T525] __x64_sys_futex+0xe5/0x100 [ 53.314362][ T525] do_syscall_64+0x31/0x40 [ 53.318781][ T525] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.324678][ T525] RIP: 0033:0x7fe23cb8c749 [ 53.329218][ T525] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.348911][ T525] RSP: 002b:00007fe23c9fc0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 53.357335][ T525] RAX: ffffffffffffffda RBX: 00007fe23cde2fa8 RCX: 00007fe23cb8c749 [ 53.365576][ T525] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe23cde2fa8 [ 53.373548][ T525] RBP: 00007fe23cde2fa0 R08: 0000000000000000 R09: 0000000000000000 [ 53.381536][ T525] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.389621][ T525] R13: 00007fe23cde3038 R14: 00007ffc4f9261f0 R15: 00007ffc4f9262d8 [ 53.561173][ T528] erofs: (device loop2): mounted with root inode @ nid 36. [ 53.568902][ T528] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 53.577217][ T528] BUG: scheduling while atomic: syz.2.29/528/0x00000002 [ 53.584210][ T528] Modules linked in: [ 53.588258][ T528] Preemption disabled at: [ 53.588282][ T528] [] z_erofs_reload_indexes+0x318/0x450 [ 53.600151][ T528] CPU: 1 PID: 528 Comm: syz.2.29 Tainted: G W syzkaller #0 [ 53.608669][ T528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 53.618917][ T528] Call Trace: [ 53.622217][ T528] __dump_stack+0x21/0x24 [ 53.626537][ T528] dump_stack_lvl+0x169/0x1d8 [ 53.631222][ T528] ? z_erofs_reload_indexes+0x318/0x450 [ 53.636855][ T528] ? z_erofs_reload_indexes+0x318/0x450 [ 53.642573][ T528] ? show_regs_print_info+0x18/0x18 [ 53.647774][ T528] ? z_erofs_reload_indexes+0x318/0x450 [ 53.653491][ T528] dump_stack+0x15/0x1c [ 53.657649][ T528] __schedule_bug+0x177/0x230 [ 53.662495][ T528] ? __migrate_task+0x190/0x190 [ 53.667365][ T528] __schedule+0xc33/0x1310 [ 53.671805][ T528] ? sched_group_set_shares+0x490/0x490 [ 53.677375][ T528] ? release_firmware_map_entry+0x18d/0x18d [ 53.683311][ T528] ? plist_add+0x3e8/0x470 [ 53.687761][ T528] schedule+0x13c/0x1d0 [ 53.691934][ T528] futex_wait_queue_me+0x29b/0x530 [ 53.697057][ T528] ? futex_wait_setup+0x510/0x510 [ 53.702088][ T528] futex_wait+0x210/0x680 [ 53.706427][ T528] ? do_futex+0x1210/0x1210 [ 53.710938][ T528] do_futex+0xf3d/0x1210 [ 53.715195][ T528] ? sched_clock_cpu+0x1b/0x3d0 [ 53.720148][ T528] ? irq_exit_rcu+0x9/0x10 [ 53.724567][ T528] ? futex_exit_release+0x1d0/0x1d0 [ 53.729787][ T528] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 53.735961][ T528] __se_sys_futex+0x2b4/0x360 [ 53.740676][ T528] ? __x64_sys_futex+0x100/0x100 [ 53.745617][ T528] ? ____fput+0x15/0x20 [ 53.749784][ T528] ? task_work_run+0x170/0x190 [ 53.754556][ T528] __x64_sys_futex+0xe5/0x100 [ 53.759240][ T528] do_syscall_64+0x31/0x40 [ 53.763681][ T528] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.769691][ T528] RIP: 0033:0x7fe23cb8c749 [ 53.774128][ T528] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 53.793877][ T528] RSP: 002b:00007fe23c9fc0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 53.802306][ T528] RAX: ffffffffffffffda RBX: 00007fe23cde2fa8 RCX: 00007fe23cb8c749 2026/01/09 07:35:11 executed programs: 15 [ 53.810370][ T528] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe23cde2fa8 [ 53.818359][ T528] RBP: 00007fe23cde2fa0 R08: 0000000000000000 R09: 0000000000000000 [ 53.826339][ T528] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.834327][ T528] R13: 00007fe23cde3038 R14: 00007ffc4f9261f0 R15: 00007ffc4f9262d8 [ 53.985397][ T531] erofs: (device loop2): mounted with root inode @ nid 36. [ 53.993529][ T531] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 54.001808][ T531] BUG: scheduling while atomic: syz.2.30/531/0x00000002 [ 54.008815][ T531] Modules linked in: [ 54.012722][ T531] Preemption disabled at: [ 54.012745][ T531] [] z_erofs_reload_indexes+0x318/0x450 [ 54.024348][ T531] CPU: 0 PID: 531 Comm: syz.2.30 Tainted: G W syzkaller #0 [ 54.032865][ T531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.042928][ T531] Call Trace: [ 54.046222][ T531] __dump_stack+0x21/0x24 [ 54.050549][ T531] dump_stack_lvl+0x169/0x1d8 [ 54.055361][ T531] ? z_erofs_reload_indexes+0x318/0x450 [ 54.060910][ T531] ? z_erofs_reload_indexes+0x318/0x450 [ 54.066461][ T531] ? show_regs_print_info+0x18/0x18 [ 54.071661][ T531] ? __kasan_slab_free+0x11/0x20 [ 54.076601][ T531] ? z_erofs_reload_indexes+0x318/0x450 [ 54.082183][ T531] dump_stack+0x15/0x1c [ 54.086361][ T531] __schedule_bug+0x177/0x230 [ 54.091072][ T531] ? __migrate_task+0x190/0x190 [ 54.095946][ T531] __schedule+0xc33/0x1310 [ 54.100370][ T531] ? do_sys_open+0xe0/0xe0 [ 54.104791][ T531] ? release_firmware_map_entry+0x18d/0x18d [ 54.110690][ T531] ? switch_fpu_return+0x197/0x340 [ 54.115831][ T531] ? fpu__clear_all+0x20/0x20 [ 54.120520][ T531] ? ____fput+0x15/0x20 [ 54.124672][ T531] schedule+0x13c/0x1d0 [ 54.128875][ T531] exit_to_user_mode_loop+0x4b/0xe0 [ 54.134109][ T531] exit_to_user_mode_prepare+0x76/0xa0 [ 54.139594][ T531] syscall_exit_to_user_mode+0x1d/0x40 [ 54.145053][ T531] do_syscall_64+0x3d/0x40 [ 54.149468][ T531] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 54.155566][ T531] RIP: 0033:0x7fe23cb8c749 [ 54.160014][ T531] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 54.179618][ T531] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 54.188036][ T531] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 54.196017][ T531] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 54.204002][ T531] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 54.211981][ T531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.220101][ T531] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 54.350523][ T534] erofs: (device loop2): mounted with root inode @ nid 36. [ 54.358336][ T534] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 54.366802][ T534] BUG: scheduling while atomic: syz.2.31/534/0x00000002 [ 54.373833][ T534] Modules linked in: [ 54.377771][ T534] Preemption disabled at: [ 54.377792][ T534] [] z_erofs_reload_indexes+0x318/0x450 [ 54.389309][ T534] CPU: 0 PID: 534 Comm: syz.2.31 Tainted: G W syzkaller #0 [ 54.397820][ T534] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.407874][ T534] Call Trace: [ 54.411177][ T534] __dump_stack+0x21/0x24 [ 54.415606][ T534] dump_stack_lvl+0x169/0x1d8 [ 54.420291][ T534] ? z_erofs_reload_indexes+0x318/0x450 [ 54.425954][ T534] ? z_erofs_reload_indexes+0x318/0x450 [ 54.431506][ T534] ? show_regs_print_info+0x18/0x18 [ 54.436705][ T534] ? z_erofs_reload_indexes+0x318/0x450 [ 54.442249][ T534] dump_stack+0x15/0x1c [ 54.446432][ T534] __schedule_bug+0x177/0x230 [ 54.451108][ T534] ? __migrate_task+0x190/0x190 [ 54.455982][ T534] __schedule+0xc33/0x1310 [ 54.460426][ T534] ? sched_group_set_shares+0x490/0x490 [ 54.465967][ T534] ? release_firmware_map_entry+0x18d/0x18d [ 54.471896][ T534] ? plist_add+0x3e8/0x470 [ 54.476334][ T534] schedule+0x13c/0x1d0 [ 54.480494][ T534] futex_wait_queue_me+0x29b/0x530 [ 54.485633][ T534] ? futex_wait_setup+0x510/0x510 [ 54.490741][ T534] futex_wait+0x210/0x680 [ 54.495067][ T534] ? do_futex+0x1210/0x1210 [ 54.499568][ T534] do_futex+0xf3d/0x1210 [ 54.503908][ T534] ? __kasan_slab_free+0x11/0x20 [ 54.508856][ T534] ? rcu_gp_kthread_wake+0x90/0x90 [ 54.514147][ T534] ? futex_exit_release+0x1d0/0x1d0 [ 54.519346][ T534] ? security_file_free+0xc7/0xe0 [ 54.524521][ T534] ? percpu_counter_add_batch+0x13c/0x160 [ 54.530250][ T534] __se_sys_futex+0x2b4/0x360 [ 54.535019][ T534] ? __x64_sys_futex+0x100/0x100 [ 54.540051][ T534] ? ____fput+0x15/0x20 [ 54.544210][ T534] ? task_work_run+0x170/0x190 [ 54.549109][ T534] __x64_sys_futex+0xe5/0x100 [ 54.553787][ T534] do_syscall_64+0x31/0x40 [ 54.558214][ T534] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 54.564101][ T534] RIP: 0033:0x7fe23cb8c749 [ 54.568512][ T534] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 54.588292][ T534] RSP: 002b:00007fe23c9fc0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 54.596798][ T534] RAX: ffffffffffffffda RBX: 00007fe23cde2fa8 RCX: 00007fe23cb8c749 [ 54.604896][ T534] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe23cde2fa8 [ 54.612975][ T534] RBP: 00007fe23cde2fa0 R08: 0000000000000000 R09: 0000000000000000 [ 54.621052][ T534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.629050][ T534] R13: 00007fe23cde3038 R14: 00007ffc4f9261f0 R15: 00007ffc4f9262d8 [ 54.760507][ T537] erofs: (device loop2): mounted with root inode @ nid 36. [ 54.768417][ T537] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 54.776781][ T537] BUG: scheduling while atomic: syz.2.32/537/0x00000002 [ 54.783876][ T537] Modules linked in: [ 54.787850][ T537] Preemption disabled at: [ 54.787881][ T537] [] z_erofs_reload_indexes+0x318/0x450 [ 54.800003][ T537] CPU: 0 PID: 537 Comm: syz.2.32 Tainted: G W syzkaller #0 [ 54.808525][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.818588][ T537] Call Trace: [ 54.821988][ T537] __dump_stack+0x21/0x24 [ 54.826328][ T537] dump_stack_lvl+0x169/0x1d8 [ 54.831038][ T537] ? z_erofs_reload_indexes+0x318/0x450 [ 54.836589][ T537] ? z_erofs_reload_indexes+0x318/0x450 [ 54.842135][ T537] ? show_regs_print_info+0x18/0x18 [ 54.847336][ T537] ? z_erofs_reload_indexes+0x318/0x450 [ 54.852897][ T537] dump_stack+0x15/0x1c [ 54.857068][ T537] __schedule_bug+0x177/0x230 [ 54.861743][ T537] ? __migrate_task+0x190/0x190 [ 54.866599][ T537] __schedule+0xc33/0x1310 [ 54.871047][ T537] ? sched_group_set_shares+0x490/0x490 [ 54.876584][ T537] ? release_firmware_map_entry+0x18d/0x18d [ 54.882471][ T537] ? plist_add+0x3e8/0x470 [ 54.886874][ T537] schedule+0x13c/0x1d0 [ 54.891108][ T537] futex_wait_queue_me+0x29b/0x530 [ 54.896209][ T537] ? futex_wait_setup+0x510/0x510 [ 54.901247][ T537] futex_wait+0x210/0x680 [ 54.905569][ T537] ? do_futex+0x1210/0x1210 [ 54.910160][ T537] do_futex+0xf3d/0x1210 [ 54.914396][ T537] ? __kasan_slab_free+0x11/0x20 [ 54.920802][ T537] ? rcu_gp_kthread_wake+0x90/0x90 [ 54.925907][ T537] ? futex_exit_release+0x1d0/0x1d0 [ 54.931100][ T537] ? security_file_free+0xc7/0xe0 [ 54.936138][ T537] ? percpu_counter_add_batch+0x13c/0x160 [ 54.941852][ T537] __se_sys_futex+0x2b4/0x360 [ 54.946516][ T537] ? __x64_sys_futex+0x100/0x100 [ 54.951455][ T537] ? ____fput+0x15/0x20 [ 54.955597][ T537] ? task_work_run+0x170/0x190 [ 54.960352][ T537] __x64_sys_futex+0xe5/0x100 [ 54.965016][ T537] do_syscall_64+0x31/0x40 [ 54.969425][ T537] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 54.975301][ T537] RIP: 0033:0x7fe23cb8c749 [ 54.979706][ T537] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 54.999489][ T537] RSP: 002b:00007fe23c9fc0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 55.007994][ T537] RAX: ffffffffffffffda RBX: 00007fe23cde2fa8 RCX: 00007fe23cb8c749 [ 55.015990][ T537] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe23cde2fa8 [ 55.023971][ T537] RBP: 00007fe23cde2fa0 R08: 0000000000000000 R09: 0000000000000000 [ 55.031968][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.040036][ T537] R13: 00007fe23cde3038 R14: 00007ffc4f9261f0 R15: 00007ffc4f9262d8 [ 55.145396][ T540] erofs: (device loop2): mounted with root inode @ nid 36. [ 55.153202][ T540] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 55.161478][ T540] BUG: scheduling while atomic: syz.2.33/540/0x00000002 [ 55.168451][ T540] Modules linked in: [ 55.172340][ T540] Preemption disabled at: [ 55.172358][ T540] [] z_erofs_reload_indexes+0x318/0x450 [ 55.183831][ T540] CPU: 0 PID: 540 Comm: syz.2.33 Tainted: G W syzkaller #0 [ 55.192461][ T540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.202511][ T540] Call Trace: [ 55.205996][ T540] __dump_stack+0x21/0x24 [ 55.210323][ T540] dump_stack_lvl+0x169/0x1d8 [ 55.215002][ T540] ? z_erofs_reload_indexes+0x318/0x450 [ 55.220555][ T540] ? z_erofs_reload_indexes+0x318/0x450 [ 55.226118][ T540] ? show_regs_print_info+0x18/0x18 [ 55.231319][ T540] ? __kasan_slab_free+0x11/0x20 [ 55.236342][ T540] ? z_erofs_reload_indexes+0x318/0x450 [ 55.241997][ T540] dump_stack+0x15/0x1c [ 55.246157][ T540] __schedule_bug+0x177/0x230 [ 55.250844][ T540] ? __migrate_task+0x190/0x190 [ 55.255848][ T540] __schedule+0xc33/0x1310 [ 55.260260][ T540] ? do_sys_open+0xe0/0xe0 [ 55.264667][ T540] ? release_firmware_map_entry+0x18d/0x18d [ 55.270560][ T540] ? switch_fpu_return+0x197/0x340 [ 55.275666][ T540] ? fpu__clear_all+0x20/0x20 [ 55.280433][ T540] ? ____fput+0x15/0x20 [ 55.284579][ T540] schedule+0x13c/0x1d0 [ 55.288730][ T540] exit_to_user_mode_loop+0x4b/0xe0 [ 55.293918][ T540] exit_to_user_mode_prepare+0x76/0xa0 [ 55.299370][ T540] syscall_exit_to_user_mode+0x1d/0x40 [ 55.304850][ T540] do_syscall_64+0x3d/0x40 [ 55.309268][ T540] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 55.315155][ T540] RIP: 0033:0x7fe23cb8c749 [ 55.319663][ T540] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 55.339782][ T540] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 55.348322][ T540] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 55.356301][ T540] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 55.364281][ T540] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 55.372250][ T540] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.380223][ T540] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 55.614847][ T543] erofs: (device loop2): mounted with root inode @ nid 36. [ 55.622708][ T543] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 55.630999][ T543] BUG: scheduling while atomic: syz.2.34/543/0x00000002 [ 55.638040][ T543] Modules linked in: [ 55.641965][ T543] Preemption disabled at: [ 55.641995][ T543] [] z_erofs_reload_indexes+0x318/0x450 [ 55.653497][ T543] CPU: 0 PID: 543 Comm: syz.2.34 Tainted: G W syzkaller #0 [ 55.662008][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.672079][ T543] Call Trace: [ 55.675371][ T543] __dump_stack+0x21/0x24 [ 55.679915][ T543] dump_stack_lvl+0x169/0x1d8 [ 55.684597][ T543] ? z_erofs_reload_indexes+0x318/0x450 [ 55.690238][ T543] ? z_erofs_reload_indexes+0x318/0x450 [ 55.695841][ T543] ? show_regs_print_info+0x18/0x18 [ 55.701049][ T543] ? __kasan_slab_free+0x11/0x20 [ 55.705994][ T543] ? z_erofs_reload_indexes+0x318/0x450 [ 55.711541][ T543] dump_stack+0x15/0x1c [ 55.715714][ T543] __schedule_bug+0x177/0x230 [ 55.720388][ T543] ? __migrate_task+0x190/0x190 [ 55.725369][ T543] __schedule+0xc33/0x1310 [ 55.729788][ T543] ? do_sys_open+0xe0/0xe0 [ 55.734199][ T543] ? release_firmware_map_entry+0x18d/0x18d [ 55.740257][ T543] ? switch_fpu_return+0x197/0x340 [ 55.745381][ T543] ? fpu__clear_all+0x20/0x20 [ 55.750050][ T543] ? ____fput+0x15/0x20 [ 55.754209][ T543] schedule+0x13c/0x1d0 [ 55.758482][ T543] exit_to_user_mode_loop+0x4b/0xe0 [ 55.763675][ T543] exit_to_user_mode_prepare+0x76/0xa0 [ 55.769128][ T543] syscall_exit_to_user_mode+0x1d/0x40 [ 55.774578][ T543] do_syscall_64+0x3d/0x40 [ 55.778993][ T543] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 55.784876][ T543] RIP: 0033:0x7fe23cb8c749 [ 55.789300][ T543] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 55.808990][ T543] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 55.817536][ T543] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 55.825926][ T543] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 55.833987][ T543] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 55.842049][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.850023][ T543] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 55.966169][ T546] erofs: (device loop2): mounted with root inode @ nid 36. [ 55.974004][ T546] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 55.982250][ T546] BUG: scheduling while atomic: syz.2.35/546/0x00000002 [ 55.989230][ T546] Modules linked in: [ 55.993134][ T546] Preemption disabled at: [ 55.993155][ T546] [] z_erofs_reload_indexes+0x318/0x450 [ 56.004637][ T546] CPU: 1 PID: 546 Comm: syz.2.35 Tainted: G W syzkaller #0 [ 56.013125][ T546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.023169][ T546] Call Trace: [ 56.026457][ T546] __dump_stack+0x21/0x24 [ 56.030955][ T546] dump_stack_lvl+0x169/0x1d8 [ 56.035650][ T546] ? z_erofs_reload_indexes+0x318/0x450 [ 56.041191][ T546] ? z_erofs_reload_indexes+0x318/0x450 [ 56.046726][ T546] ? show_regs_print_info+0x18/0x18 [ 56.051920][ T546] ? __kasan_slab_free+0x11/0x20 [ 56.056851][ T546] ? z_erofs_reload_indexes+0x318/0x450 [ 56.062384][ T546] dump_stack+0x15/0x1c [ 56.066535][ T546] __schedule_bug+0x177/0x230 [ 56.071202][ T546] ? __migrate_task+0x190/0x190 [ 56.076042][ T546] __schedule+0xc33/0x1310 [ 56.080451][ T546] ? do_sys_open+0xe0/0xe0 [ 56.084950][ T546] ? release_firmware_map_entry+0x18d/0x18d [ 56.090839][ T546] ? switch_fpu_return+0x197/0x340 [ 56.095939][ T546] ? fpu__clear_all+0x20/0x20 [ 56.100629][ T546] ? ____fput+0x15/0x20 [ 56.104781][ T546] schedule+0x13c/0x1d0 [ 56.108961][ T546] exit_to_user_mode_loop+0x4b/0xe0 [ 56.114153][ T546] exit_to_user_mode_prepare+0x76/0xa0 [ 56.119617][ T546] syscall_exit_to_user_mode+0x1d/0x40 [ 56.125088][ T546] do_syscall_64+0x3d/0x40 [ 56.129524][ T546] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 56.135423][ T546] RIP: 0033:0x7fe23cb8c749 [ 56.139846][ T546] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 56.159453][ T546] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 56.167871][ T546] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 56.175846][ T546] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 56.183831][ T546] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 56.191913][ T546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 56.199885][ T546] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 56.353864][ T549] erofs: (device loop2): mounted with root inode @ nid 36. [ 56.362117][ T549] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 56.370392][ T549] BUG: scheduling while atomic: syz.2.36/549/0x00000002 [ 56.377545][ T549] Modules linked in: [ 56.381507][ T549] Preemption disabled at: [ 56.381543][ T549] [] z_erofs_reload_indexes+0x318/0x450 [ 56.393475][ T549] CPU: 1 PID: 549 Comm: syz.2.36 Tainted: G W syzkaller #0 [ 56.402249][ T549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.412479][ T549] Call Trace: [ 56.415783][ T549] __dump_stack+0x21/0x24 [ 56.420135][ T549] dump_stack_lvl+0x169/0x1d8 [ 56.424903][ T549] ? z_erofs_reload_indexes+0x318/0x450 [ 56.430479][ T549] ? z_erofs_reload_indexes+0x318/0x450 [ 56.436025][ T549] ? show_regs_print_info+0x18/0x18 [ 56.441392][ T549] ? __kasan_slab_free+0x11/0x20 [ 56.446323][ T549] ? z_erofs_reload_indexes+0x318/0x450 [ 56.451866][ T549] dump_stack+0x15/0x1c [ 56.456020][ T549] __schedule_bug+0x177/0x230 [ 56.460713][ T549] ? __migrate_task+0x190/0x190 [ 56.465566][ T549] __schedule+0xc33/0x1310 [ 56.469978][ T549] ? do_sys_open+0xe0/0xe0 [ 56.474478][ T549] ? release_firmware_map_entry+0x18d/0x18d [ 56.480542][ T549] ? switch_fpu_return+0x197/0x340 [ 56.485856][ T549] ? fpu__clear_all+0x20/0x20 [ 56.490524][ T549] ? ____fput+0x15/0x20 [ 56.494686][ T549] schedule+0x13c/0x1d0 [ 56.498848][ T549] exit_to_user_mode_loop+0x4b/0xe0 [ 56.504125][ T549] exit_to_user_mode_prepare+0x76/0xa0 [ 56.509906][ T549] syscall_exit_to_user_mode+0x1d/0x40 [ 56.515367][ T549] do_syscall_64+0x3d/0x40 [ 56.519793][ T549] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 56.525707][ T549] RIP: 0033:0x7fe23cb8c749 [ 56.530313][ T549] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 56.550028][ T549] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 56.558450][ T549] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 56.566423][ T549] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 56.574383][ T549] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 56.582364][ T549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 56.590336][ T549] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 56.683805][ T552] erofs: (device loop2): mounted with root inode @ nid 36. [ 56.691519][ T552] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 56.699887][ T552] BUG: scheduling while atomic: syz.2.37/552/0x00000002 [ 56.707174][ T552] Modules linked in: [ 56.711477][ T552] Preemption disabled at: [ 56.711501][ T552] [] z_erofs_reload_indexes+0x318/0x450 [ 56.723107][ T552] CPU: 0 PID: 552 Comm: syz.2.37 Tainted: G W syzkaller #0 [ 56.731622][ T552] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.741690][ T552] Call Trace: [ 56.744993][ T552] __dump_stack+0x21/0x24 [ 56.749329][ T552] dump_stack_lvl+0x169/0x1d8 [ 56.754110][ T552] ? z_erofs_reload_indexes+0x318/0x450 [ 56.759764][ T552] ? z_erofs_reload_indexes+0x318/0x450 [ 56.765320][ T552] ? show_regs_print_info+0x18/0x18 [ 56.770526][ T552] ? __kasan_slab_free+0x11/0x20 [ 56.775575][ T552] ? z_erofs_reload_indexes+0x318/0x450 [ 56.781133][ T552] dump_stack+0x15/0x1c [ 56.785296][ T552] __schedule_bug+0x177/0x230 [ 56.789973][ T552] ? __migrate_task+0x190/0x190 [ 56.794826][ T552] __schedule+0xc33/0x1310 [ 56.799244][ T552] ? do_sys_open+0xe0/0xe0 [ 56.803672][ T552] ? release_firmware_map_entry+0x18d/0x18d [ 56.809574][ T552] ? switch_fpu_return+0x197/0x340 [ 56.814709][ T552] ? fpu__clear_all+0x20/0x20 [ 56.819414][ T552] ? ____fput+0x15/0x20 [ 56.823574][ T552] schedule+0x13c/0x1d0 [ 56.827736][ T552] exit_to_user_mode_loop+0x4b/0xe0 [ 56.833028][ T552] exit_to_user_mode_prepare+0x76/0xa0 [ 56.838579][ T552] syscall_exit_to_user_mode+0x1d/0x40 [ 56.844062][ T552] do_syscall_64+0x3d/0x40 [ 56.848495][ T552] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 56.854485][ T552] RIP: 0033:0x7fe23cb8c749 [ 56.858994][ T552] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 56.878869][ T552] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 56.887289][ T552] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 56.895265][ T552] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 56.903243][ T552] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 56.911514][ T552] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 56.919495][ T552] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 57.024000][ T555] erofs: (device loop2): mounted with root inode @ nid 36. [ 57.031694][ T555] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 57.040068][ T555] BUG: scheduling while atomic: syz.2.38/555/0x00000002 [ 57.047035][ T555] Modules linked in: [ 57.051042][ T555] Preemption disabled at: [ 57.051063][ T555] [] z_erofs_reload_indexes+0x318/0x450 [ 57.062694][ T555] CPU: 0 PID: 555 Comm: syz.2.38 Tainted: G W syzkaller #0 [ 57.071196][ T555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 57.081429][ T555] Call Trace: [ 57.084823][ T555] __dump_stack+0x21/0x24 [ 57.089146][ T555] dump_stack_lvl+0x169/0x1d8 [ 57.093814][ T555] ? z_erofs_reload_indexes+0x318/0x450 [ 57.099454][ T555] ? z_erofs_reload_indexes+0x318/0x450 [ 57.104989][ T555] ? show_regs_print_info+0x18/0x18 [ 57.110174][ T555] ? __kasan_slab_free+0x11/0x20 [ 57.115102][ T555] ? z_erofs_reload_indexes+0x318/0x450 [ 57.120641][ T555] dump_stack+0x15/0x1c [ 57.124899][ T555] __schedule_bug+0x177/0x230 [ 57.129570][ T555] ? __migrate_task+0x190/0x190 [ 57.134416][ T555] __schedule+0xc33/0x1310 [ 57.138819][ T555] ? do_sys_open+0xe0/0xe0 [ 57.143247][ T555] ? release_firmware_map_entry+0x18d/0x18d [ 57.149429][ T555] ? switch_fpu_return+0x197/0x340 [ 57.154537][ T555] ? fpu__clear_all+0x20/0x20 [ 57.159205][ T555] ? ____fput+0x15/0x20 [ 57.163350][ T555] schedule+0x13c/0x1d0 [ 57.167496][ T555] exit_to_user_mode_loop+0x4b/0xe0 [ 57.172685][ T555] exit_to_user_mode_prepare+0x76/0xa0 [ 57.178139][ T555] syscall_exit_to_user_mode+0x1d/0x40 [ 57.183592][ T555] do_syscall_64+0x3d/0x40 [ 57.188008][ T555] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 57.193906][ T555] RIP: 0033:0x7fe23cb8c749 [ 57.198413][ T555] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 57.218098][ T555] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 57.226505][ T555] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 57.234779][ T555] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 57.242741][ T555] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 57.250820][ T555] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 57.258872][ T555] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 57.393281][ T558] erofs: (device loop2): mounted with root inode @ nid 36. [ 57.401290][ T558] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 57.409586][ T558] BUG: scheduling while atomic: syz.2.39/558/0x00000002 [ 57.416617][ T558] Modules linked in: [ 57.420659][ T558] Preemption disabled at: [ 57.420694][ T558] [] z_erofs_reload_indexes+0x318/0x450 [ 57.432183][ T558] CPU: 0 PID: 558 Comm: syz.2.39 Tainted: G W syzkaller #0 [ 57.440688][ T558] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 57.450733][ T558] Call Trace: [ 57.454019][ T558] __dump_stack+0x21/0x24 [ 57.458337][ T558] dump_stack_lvl+0x169/0x1d8 [ 57.463002][ T558] ? z_erofs_reload_indexes+0x318/0x450 [ 57.468534][ T558] ? z_erofs_reload_indexes+0x318/0x450 [ 57.474067][ T558] ? show_regs_print_info+0x18/0x18 [ 57.479259][ T558] ? __kasan_slab_free+0x11/0x20 [ 57.484329][ T558] ? z_erofs_reload_indexes+0x318/0x450 [ 57.489878][ T558] dump_stack+0x15/0x1c [ 57.494043][ T558] __schedule_bug+0x177/0x230 [ 57.498728][ T558] ? __migrate_task+0x190/0x190 [ 57.503589][ T558] __schedule+0xc33/0x1310 [ 57.508009][ T558] ? do_sys_open+0xe0/0xe0 [ 57.512444][ T558] ? release_firmware_map_entry+0x18d/0x18d [ 57.518351][ T558] ? switch_fpu_return+0x197/0x340 [ 57.523472][ T558] ? fpu__clear_all+0x20/0x20 [ 57.528157][ T558] ? ____fput+0x15/0x20 [ 57.532317][ T558] schedule+0x13c/0x1d0 [ 57.536489][ T558] exit_to_user_mode_loop+0x4b/0xe0 [ 57.541963][ T558] exit_to_user_mode_prepare+0x76/0xa0 [ 57.547530][ T558] syscall_exit_to_user_mode+0x1d/0x40 [ 57.552997][ T558] do_syscall_64+0x3d/0x40 [ 57.557423][ T558] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 57.563410][ T558] RIP: 0033:0x7fe23cb8c749 [ 57.567836][ T558] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 57.587552][ T558] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 57.596063][ T558] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 57.604037][ T558] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 57.612009][ T558] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 57.620075][ T558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 57.628055][ T558] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 57.760266][ T561] erofs: (device loop2): mounted with root inode @ nid 36. [ 57.768321][ T561] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 57.776570][ T561] BUG: scheduling while atomic: syz.2.40/561/0x00000002 [ 57.783603][ T561] Modules linked in: [ 57.788005][ T561] Preemption disabled at: [ 57.788028][ T561] [] z_erofs_reload_indexes+0x318/0x450 [ 57.799539][ T561] CPU: 1 PID: 561 Comm: syz.2.40 Tainted: G W syzkaller #0 [ 57.808126][ T561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 57.818170][ T561] Call Trace: [ 57.821552][ T561] __dump_stack+0x21/0x24 [ 57.825887][ T561] dump_stack_lvl+0x169/0x1d8 [ 57.830566][ T561] ? z_erofs_reload_indexes+0x318/0x450 [ 57.836112][ T561] ? z_erofs_reload_indexes+0x318/0x450 [ 57.841746][ T561] ? show_regs_print_info+0x18/0x18 [ 57.847062][ T561] ? __kasan_slab_free+0x11/0x20 [ 57.851996][ T561] ? z_erofs_reload_indexes+0x318/0x450 [ 57.857538][ T561] dump_stack+0x15/0x1c [ 57.861686][ T561] __schedule_bug+0x177/0x230 [ 57.866379][ T561] ? __migrate_task+0x190/0x190 [ 57.871224][ T561] __schedule+0xc33/0x1310 [ 57.875642][ T561] ? do_sys_open+0xe0/0xe0 [ 57.880054][ T561] ? release_firmware_map_entry+0x18d/0x18d [ 57.885937][ T561] ? switch_fpu_return+0x197/0x340 [ 57.891039][ T561] ? fpu__clear_all+0x20/0x20 [ 57.895706][ T561] ? ____fput+0x15/0x20 [ 57.899939][ T561] schedule+0x13c/0x1d0 [ 57.904198][ T561] exit_to_user_mode_loop+0x4b/0xe0 [ 57.909486][ T561] exit_to_user_mode_prepare+0x76/0xa0 [ 57.914938][ T561] syscall_exit_to_user_mode+0x1d/0x40 [ 57.920413][ T561] do_syscall_64+0x3d/0x40 [ 57.924837][ T561] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 57.930719][ T561] RIP: 0033:0x7fe23cb8c749 [ 57.935122][ T561] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 57.954735][ T561] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 57.963144][ T561] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 57.971108][ T561] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 57.979073][ T561] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 57.987047][ T561] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 57.995016][ T561] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 58.164184][ T564] erofs: (device loop2): mounted with root inode @ nid 36. [ 58.172058][ T564] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 58.180360][ T564] BUG: scheduling while atomic: syz.2.41/564/0x00000002 [ 58.187507][ T564] Modules linked in: [ 58.191395][ T564] Preemption disabled at: [ 58.191419][ T564] [] z_erofs_reload_indexes+0x318/0x450 [ 58.202904][ T564] CPU: 0 PID: 564 Comm: syz.2.41 Tainted: G W syzkaller #0 [ 58.211409][ T564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.221458][ T564] Call Trace: [ 58.224744][ T564] __dump_stack+0x21/0x24 [ 58.229070][ T564] dump_stack_lvl+0x169/0x1d8 [ 58.233743][ T564] ? z_erofs_reload_indexes+0x318/0x450 [ 58.239277][ T564] ? z_erofs_reload_indexes+0x318/0x450 [ 58.244987][ T564] ? show_regs_print_info+0x18/0x18 [ 58.250174][ T564] ? __kasan_slab_free+0x11/0x20 [ 58.255100][ T564] ? z_erofs_reload_indexes+0x318/0x450 [ 58.260722][ T564] dump_stack+0x15/0x1c [ 58.264872][ T564] __schedule_bug+0x177/0x230 [ 58.269539][ T564] ? __migrate_task+0x190/0x190 [ 58.274380][ T564] __schedule+0xc33/0x1310 [ 58.278799][ T564] ? do_sys_open+0xe0/0xe0 [ 58.283315][ T564] ? release_firmware_map_entry+0x18d/0x18d [ 58.289199][ T564] ? switch_fpu_return+0x197/0x340 [ 58.294301][ T564] ? fpu__clear_all+0x20/0x20 [ 58.299058][ T564] ? ____fput+0x15/0x20 [ 58.303223][ T564] schedule+0x13c/0x1d0 [ 58.307379][ T564] exit_to_user_mode_loop+0x4b/0xe0 [ 58.312582][ T564] exit_to_user_mode_prepare+0x76/0xa0 [ 58.318028][ T564] syscall_exit_to_user_mode+0x1d/0x40 [ 58.323479][ T564] do_syscall_64+0x3d/0x40 [ 58.327892][ T564] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 58.333784][ T564] RIP: 0033:0x7fe23cb8c749 [ 58.338204][ T564] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 58.357895][ T564] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 58.366309][ T564] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 58.374273][ T564] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 58.382243][ T564] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 58.390399][ T564] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.398363][ T564] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 58.462894][ T567] erofs: (device loop2): mounted with root inode @ nid 36. [ 58.470568][ T567] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 58.478980][ T567] BUG: scheduling while atomic: syz.2.42/567/0x00000002 [ 58.485931][ T567] Modules linked in: [ 58.489896][ T567] Preemption disabled at: [ 58.489914][ T567] [] z_erofs_reload_indexes+0x318/0x450 [ 58.501608][ T567] CPU: 1 PID: 567 Comm: syz.2.42 Tainted: G W syzkaller #0 [ 58.510250][ T567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.520305][ T567] Call Trace: [ 58.523596][ T567] __dump_stack+0x21/0x24 [ 58.528009][ T567] dump_stack_lvl+0x169/0x1d8 [ 58.532681][ T567] ? z_erofs_reload_indexes+0x318/0x450 [ 58.538240][ T567] ? z_erofs_reload_indexes+0x318/0x450 [ 58.543866][ T567] ? show_regs_print_info+0x18/0x18 [ 58.549055][ T567] ? __kasan_slab_free+0x11/0x20 [ 58.553989][ T567] ? z_erofs_reload_indexes+0x318/0x450 [ 58.559525][ T567] dump_stack+0x15/0x1c [ 58.563676][ T567] __schedule_bug+0x177/0x230 [ 58.568352][ T567] ? __migrate_task+0x190/0x190 [ 58.573197][ T567] __schedule+0xc33/0x1310 [ 58.577623][ T567] ? do_sys_open+0xe0/0xe0 [ 58.582031][ T567] ? release_firmware_map_entry+0x18d/0x18d [ 58.588041][ T567] ? switch_fpu_return+0x197/0x340 [ 58.593194][ T567] ? fpu__clear_all+0x20/0x20 [ 58.597892][ T567] ? ____fput+0x15/0x20 [ 58.602055][ T567] schedule+0x13c/0x1d0 [ 58.606321][ T567] exit_to_user_mode_loop+0x4b/0xe0 [ 58.611516][ T567] exit_to_user_mode_prepare+0x76/0xa0 [ 58.616975][ T567] syscall_exit_to_user_mode+0x1d/0x40 [ 58.622444][ T567] do_syscall_64+0x3d/0x40 [ 58.627081][ T567] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 58.633057][ T567] RIP: 0033:0x7fe23cb8c749 [ 58.637478][ T567] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 58.657258][ T567] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 58.665671][ T567] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 58.673654][ T567] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 58.681632][ T567] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 58.689602][ T567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.697573][ T567] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 [ 58.804175][ T570] erofs: (device loop2): mounted with root inode @ nid 36. [ 58.812173][ T570] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 58.820520][ T570] BUG: scheduling while atomic: syz.2.43/570/0x00000002 [ 58.828414][ T570] Modules linked in: [ 58.832343][ T570] Preemption disabled at: [ 58.832366][ T570] [] z_erofs_reload_indexes+0x318/0x450 [ 58.843961][ T570] CPU: 1 PID: 570 Comm: syz.2.43 Tainted: G W syzkaller #0 [ 58.852468][ T570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.862794][ T570] Call Trace: [ 58.866086][ T570] __dump_stack+0x21/0x24 [ 58.870413][ T570] dump_stack_lvl+0x169/0x1d8 [ 58.875113][ T570] ? z_erofs_reload_indexes+0x318/0x450 [ 58.880649][ T570] ? z_erofs_reload_indexes+0x318/0x450 [ 58.886192][ T570] ? show_regs_print_info+0x18/0x18 [ 58.891384][ T570] ? __kasan_slab_free+0x11/0x20 [ 58.896312][ T570] ? z_erofs_reload_indexes+0x318/0x450 [ 58.901933][ T570] dump_stack+0x15/0x1c [ 58.906083][ T570] __schedule_bug+0x177/0x230 [ 58.910753][ T570] ? __migrate_task+0x190/0x190 [ 58.915611][ T570] __schedule+0xc33/0x1310 [ 58.920040][ T570] ? do_sys_open+0xe0/0xe0 [ 58.924570][ T570] ? release_firmware_map_entry+0x18d/0x18d [ 58.930465][ T570] ? switch_fpu_return+0x197/0x340 [ 58.935575][ T570] ? fpu__clear_all+0x20/0x20 [ 58.940334][ T570] ? ____fput+0x15/0x20 [ 58.944489][ T570] schedule+0x13c/0x1d0 [ 58.948648][ T570] exit_to_user_mode_loop+0x4b/0xe0 [ 58.953838][ T570] exit_to_user_mode_prepare+0x76/0xa0 [ 58.959288][ T570] syscall_exit_to_user_mode+0x1d/0x40 [ 58.964756][ T570] do_syscall_64+0x3d/0x40 [ 58.969190][ T570] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 58.975071][ T570] RIP: 0033:0x7fe23cb8c749 [ 58.979480][ T570] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 [ 58.999081][ T570] RSP: 002b:00007fe23c9fc038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 59.007487][ T570] RAX: ffffffffffffff8b RBX: 00007fe23cde2fa0 RCX: 00007fe23cb8c749 [ 59.015552][ T570] RDX: 000000000000275a RSI: 0000200000000100 RDI: ffffffffffffff9c [ 59.023519][ T570] RBP: 00007fe23cc10f91 R08: 0000000000000000 R09: 0000000000000000 [ 59.031741][ T570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 59.039707][ T570] R13: 00007fe23cde3038 R14: 00007fe23cde2fa0 R15: 00007ffc4f9262d8 2026/01/09 07:35:16 executed programs: 29 [ 59.195666][ T573] erofs: (device loop2): mounted with root inode @ nid 36. [ 59.203514][ T573] erofs: (device loop2): z_erofs_readpage: failed to read, err [-117] [ 59.212151][ T573] BUG: scheduling while atomic: syz.2.44/573/0x00000002 [ 59.219181][ T573] Modules linked in: [ 59.223174][ T573] Preemption disabled at: [ 59.223208][ T573] [] z_erofs_reload_indexes+0x318/0x450 [ 59.234881][ T573] CPU: 1 PID: 573 Comm: syz.2.44 Tainted: G W syzkaller #0 [ 59.243462][ T573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 59.253697][ T573] Call Trace: [ 59.256990][ T573] __dump_stack+0x21/0x24 [ 59.261318][ T573] dump_stack_lvl+0x169/0x1d8 [ 59.265989][ T573] ? z_erofs_reload_indexes+0x318/0x450 [ 59.271525][ T573] ? z_erofs_reload_indexes+0x318/0x450 [ 59.277059][ T573] ? show_regs_print_info+0x18/0x18 [ 59.282267][ T573] ? __kasan_slab_free+0x11/0x20 [ 59.287224][ T573] ? z_erofs_reload_indexes+0x318/0x450