Warning: Permanently added '10.128.0.180' (ED25519) to the list of known hosts. 2025/12/06 00:52:53 parsed 1 programs [ 44.242152][ T28] audit: type=1400 audit(1764982374.456:106): avc: denied { unlink } for pid=398 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" [ 44.285633][ T398] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 45.054718][ T28] audit: type=1401 audit(1764982375.266:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 45.513032][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.520216][ T442] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.528345][ T442] device bridge_slave_0 entered promiscuous mode [ 45.535775][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.543080][ T442] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.550565][ T442] device bridge_slave_1 entered promiscuous mode [ 45.613999][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.621142][ T442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.628406][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.635441][ T442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.652676][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.660360][ T10] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.667831][ T10] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.676654][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.684934][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.691965][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.701650][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.710697][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.718192][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.729985][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.739393][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.753090][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 45.764412][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 45.773064][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 45.780463][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 45.788894][ T442] device veth0_vlan entered promiscuous mode [ 45.798751][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 45.808124][ T442] device veth1_macvtap entered promiscuous mode 2025/12/06 00:52:56 executed programs: 0 [ 45.817654][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 45.827721][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 45.977808][ T466] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.984914][ T466] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.992525][ T466] device bridge_slave_0 entered promiscuous mode [ 46.000258][ T466] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.007638][ T466] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.015500][ T466] device bridge_slave_1 entered promiscuous mode [ 46.063812][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.070957][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.078547][ T468] device bridge_slave_0 entered promiscuous mode [ 46.086196][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.093400][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.100845][ T468] device bridge_slave_1 entered promiscuous mode [ 46.245530][ T472] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.252730][ T472] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.260235][ T472] device bridge_slave_0 entered promiscuous mode [ 46.275649][ T472] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.283101][ T472] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.290795][ T472] device bridge_slave_1 entered promiscuous mode [ 46.325406][ T473] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.332556][ T473] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.339856][ T473] device bridge_slave_0 entered promiscuous mode [ 46.346913][ T470] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.354425][ T470] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.361846][ T470] device bridge_slave_0 entered promiscuous mode [ 46.372592][ T473] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.379608][ T473] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.387012][ T473] device bridge_slave_1 entered promiscuous mode [ 46.397323][ T470] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.404395][ T470] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.411941][ T470] device bridge_slave_1 entered promiscuous mode [ 46.490553][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.499238][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.517403][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.524946][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.551672][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.560141][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.568493][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.575523][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.583418][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.591812][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.599925][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.606960][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.614836][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.623306][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.631399][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.638439][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.645979][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.654388][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.662631][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.669671][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.699531][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.707176][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.715203][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.723403][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.731364][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.739857][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.748038][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.756234][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.764219][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.772473][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.809074][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.818234][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.858391][ T468] device veth0_vlan entered promiscuous mode [ 46.867970][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 46.876194][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 46.884591][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 46.892365][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 46.924964][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 46.933601][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 46.942190][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 46.950379][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 46.962862][ T468] device veth1_macvtap entered promiscuous mode [ 46.974450][ T466] device veth0_vlan entered promiscuous mode [ 46.986429][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 46.994882][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.002887][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.010907][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.018629][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.043017][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.050566][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.058346][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.067040][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.076448][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.084904][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.093874][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.102427][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.110523][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.117578][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.125256][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.133808][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.142023][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.149037][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.156490][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.173315][ T466] device veth1_macvtap entered promiscuous mode [ 47.186099][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.194409][ T328] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.234373][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.244343][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.253561][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.261224][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.269200][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.278000][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.286534][ T519] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.293573][ T519] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.301175][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.309820][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.318269][ T519] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.325313][ T519] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.333095][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.361294][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 47.369815][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 47.378351][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.387363][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.395634][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.403889][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.421839][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.430165][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.438477][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.446674][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.455658][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.464090][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.485382][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 47.493890][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 47.519559][ T472] device veth0_vlan entered promiscuous mode [ 47.537011][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.547618][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.562304][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.583050][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.607242][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 47.621909][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 47.632417][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 47.652276][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 47.666259][ T472] device veth1_macvtap entered promiscuous mode [ 47.688945][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.711997][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.719562][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.728646][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.752070][ T519] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.759214][ T519] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.781678][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 47.786003][ T521] loop0: detected capacity change from 0 to 131072 [ 47.790084][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 47.804822][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 47.812174][ T521] ======================================================= [ 47.812174][ T521] WARNING: The mand mount option has been deprecated and [ 47.812174][ T521] and is ignored by this kernel. Remove the mand [ 47.812174][ T521] option from the mount to silence this warning. [ 47.812174][ T521] ======================================================= [ 47.813868][ T521] F2FS-fs (loop0): invalid crc value [ 47.860118][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.878855][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.898933][ T519] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.906020][ T519] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.918164][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.930374][ T473] device veth0_vlan entered promiscuous mode [ 47.942182][ T521] F2FS-fs (loop0): Found nat_bits in checkpoint [ 47.964738][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 47.982067][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 47.995706][ T473] device veth1_macvtap entered promiscuous mode [ 48.012450][ T521] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 48.020105][ T28] audit: type=1400 audit(1764982378.226:108): avc: denied { mount } for pid=520 comm="syz.0.16" name="/" dev="loop0" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 48.043127][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 48.052143][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 48.060217][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 48.069047][ T521] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 48.076312][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 48.084410][ T521] CPU: 0 PID: 521 Comm: syz.0.16 Not tainted syzkaller #0 [ 48.091550][ T521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.101633][ T521] Call Trace: [ 48.105008][ T521] [ 48.107943][ T521] __dump_stack+0x21/0x24 [ 48.112281][ T521] dump_stack_lvl+0xee/0x150 [ 48.116888][ T521] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.121928][ T521] ? __kasan_check_write+0x14/0x20 [ 48.127046][ T521] dump_stack+0x15/0x24 [ 48.131224][ T521] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 48.136886][ T521] f2fs_is_valid_blkaddr+0x23/0x30 [ 48.142047][ T521] sanity_check_extent_cache+0x1c5/0x480 [ 48.147691][ T521] f2fs_iget+0x3419/0x4de0 [ 48.152147][ T521] f2fs_lookup+0x366/0xab0 [ 48.156591][ T521] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 48.162056][ T521] ? __cfi_f2fs_lookup+0x10/0x10 [ 48.166996][ T521] ? __cfi_d_alloc_parallel+0x10/0x10 [ 48.172379][ T521] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 48.178132][ T521] ? downgrade_write+0x350/0x350 [ 48.183121][ T521] __lookup_slow+0x2c7/0x3f0 [ 48.187736][ T521] ? lookup_one_len+0x2d0/0x2d0 [ 48.192596][ T521] ? down_read+0xa0/0xf0 [ 48.196850][ T521] lookup_slow+0x57/0x70 [ 48.201102][ T521] walk_component+0x2f4/0x420 [ 48.205787][ T521] path_lookupat+0x180/0x490 [ 48.210470][ T521] filename_lookup+0x1f0/0x500 [ 48.211430][ T524] loop6: detected capacity change from 0 to 131072 [ 48.215236][ T521] ? __cfi_filename_lookup+0x10/0x10 [ 48.215257][ T521] ? strncpy_from_user+0x17a/0x2d0 [ 48.215274][ T521] user_path_at_empty+0x47/0x1c0 [ 48.233319][ T524] F2FS-fs (loop6): invalid crc value [ 48.237264][ T521] do_sys_truncate+0xa3/0x190 [ 48.247195][ T521] ? __cfi_do_sys_truncate+0x10/0x10 [ 48.252495][ T521] ? fpregs_restore_userregs+0x128/0x260 [ 48.254867][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 48.258136][ T521] __x64_sys_truncate+0x5b/0x70 [ 48.266465][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 48.270338][ T521] x64_sys_call+0x679/0x9a0 [ 48.278978][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 48.282788][ T521] do_syscall_64+0x4c/0xa0 [ 48.282810][ T521] ? clear_bhb_loop+0x30/0x80 [ 48.292216][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 48.295251][ T521] ? clear_bhb_loop+0x30/0x80 [ 48.300213][ T519] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 48.307737][ T521] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.307761][ T521] RIP: 0033:0x7f286a98e929 [ 48.307775][ T521] 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 [ 48.307787][ T521] RSP: 002b:00007f286b87f038 EFLAGS: 00000246 [ 48.314272][ T524] F2FS-fs (loop6): Found nat_bits in checkpoint [ 48.320120][ T521] ORIG_RAX: 000000000000004c [ 48.350347][ T524] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 48.356289][ T521] RAX: ffffffffffffffda RBX: 00007f286abb5fa0 RCX: 00007f286a98e929 [ 48.356302][ T521] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 48.356312][ T521] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 48.356321][ T521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.379309][ T524] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 48.382585][ T521] R13: 0000000000000000 R14: 00007f286abb5fa0 R15: 00007ffcc0eb7228 [ 48.382600][ T521] [ 48.390621][ T521] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 48.399723][ T524] CPU: 1 PID: 524 Comm: syz.6.17 Not tainted syzkaller #0 [ 48.444110][ T524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.454240][ T524] Call Trace: [ 48.457590][ T524] [ 48.460501][ T524] __dump_stack+0x21/0x24 [ 48.464815][ T524] dump_stack_lvl+0xee/0x150 [ 48.469384][ T524] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.474387][ T524] ? __kasan_check_write+0x14/0x20 [ 48.479478][ T524] dump_stack+0x15/0x24 [ 48.483710][ T524] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 48.489237][ T524] f2fs_is_valid_blkaddr+0x23/0x30 [ 48.494423][ T524] sanity_check_extent_cache+0x1c5/0x480 [ 48.500133][ T524] f2fs_iget+0x3419/0x4de0 [ 48.504632][ T524] f2fs_lookup+0x366/0xab0 [ 48.509032][ T524] ? __cfi_f2fs_lookup+0x10/0x10 [ 48.513950][ T524] ? __cfi_d_alloc_parallel+0x10/0x10 [ 48.519305][ T524] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 48.525007][ T524] ? downgrade_write+0x350/0x350 [ 48.529930][ T524] __lookup_slow+0x2c7/0x3f0 [ 48.534586][ T524] ? lookup_one_len+0x2d0/0x2d0 [ 48.539422][ T524] ? down_read+0xa0/0xf0 [ 48.543736][ T524] lookup_slow+0x57/0x70 [ 48.547958][ T524] walk_component+0x2f4/0x420 [ 48.552616][ T524] path_lookupat+0x180/0x490 [ 48.557184][ T524] filename_lookup+0x1f0/0x500 [ 48.561928][ T524] ? __cfi_filename_lookup+0x10/0x10 [ 48.567198][ T524] ? strncpy_from_user+0x17a/0x2d0 [ 48.572286][ T524] user_path_at_empty+0x47/0x1c0 [ 48.577202][ T524] do_sys_truncate+0xa3/0x190 [ 48.581889][ T524] ? __cfi_do_sys_truncate+0x10/0x10 [ 48.587152][ T524] ? fpregs_restore_userregs+0x128/0x260 [ 48.592765][ T524] __x64_sys_truncate+0x5b/0x70 [ 48.597595][ T524] x64_sys_call+0x679/0x9a0 [ 48.602084][ T524] do_syscall_64+0x4c/0xa0 [ 48.606479][ T524] ? clear_bhb_loop+0x30/0x80 [ 48.611136][ T524] ? clear_bhb_loop+0x30/0x80 [ 48.615792][ T524] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.621668][ T524] RIP: 0033:0x7f3ddd78e929 [ 48.626059][ T524] 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 [ 48.645645][ T524] RSP: 002b:00007f3dde69a038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 48.654049][ T524] RAX: ffffffffffffffda RBX: 00007f3ddd9b5fa0 RCX: 00007f3ddd78e929 [ 48.662020][ T524] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 48.669988][ T524] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 48.677956][ T524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 48.685919][ T524] R13: 0000000000000000 R14: 00007f3ddd9b5fa0 R15: 00007ffd341b9538 [ 48.693882][ T524] [ 48.710207][ T524] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 48.718940][ T529] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 48.725273][ T535] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 48.732112][ T529] CPU: 0 PID: 529 Comm: syz.0.16 Not tainted syzkaller #0 [ 48.743654][ T529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.748595][ T470] device veth0_vlan entered promiscuous mode [ 48.753709][ T529] Call Trace: [ 48.753717][ T529] [ 48.753723][ T529] __dump_stack+0x21/0x24 [ 48.753758][ T529] dump_stack_lvl+0xee/0x150 [ 48.774978][ T529] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.776508][ T470] device veth1_macvtap entered promiscuous mode [ 48.780007][ T529] ? __kasan_check_write+0x14/0x20 [ 48.780031][ T529] dump_stack+0x15/0x24 [ 48.795489][ T529] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 48.801045][ T529] f2fs_is_valid_blkaddr+0x23/0x30 [ 48.806175][ T529] sanity_check_extent_cache+0x1c5/0x480 [ 48.811913][ T529] f2fs_iget+0x3419/0x4de0 [ 48.816333][ T529] f2fs_lookup+0x366/0xab0 [ 48.820745][ T529] ? __cfi_f2fs_lookup+0x10/0x10 [ 48.825672][ T529] ? __cfi_d_alloc_parallel+0x10/0x10 [ 48.831044][ T529] ? __cfi_f2fs_lookup+0x10/0x10 [ 48.835976][ T529] path_openat+0xff3/0x2f50 [ 48.840482][ T529] ? do_filp_open+0x3c0/0x3c0 [ 48.845148][ T529] do_filp_open+0x1c1/0x3c0 [ 48.849661][ T529] ? __cfi_do_filp_open+0x10/0x10 [ 48.854678][ T529] ? alloc_fd+0x4e6/0x590 [ 48.859174][ T529] do_sys_openat2+0x185/0x7e0 [ 48.863843][ T529] ? do_sys_open+0xe0/0xe0 [ 48.868252][ T529] ? do_user_addr_fault+0x9ac/0x1050 [ 48.873558][ T529] __x64_sys_openat+0x136/0x160 [ 48.878396][ T529] x64_sys_call+0x783/0x9a0 [ 48.882886][ T529] do_syscall_64+0x4c/0xa0 [ 48.887294][ T529] ? clear_bhb_loop+0x30/0x80 [ 48.891964][ T529] ? clear_bhb_loop+0x30/0x80 [ 48.896643][ T529] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 48.902714][ T529] RIP: 0033:0x7f286a98e929 [ 48.907131][ T529] 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 [ 48.926904][ T529] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 48.935315][ T529] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 48.943285][ T529] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 48.951252][ T529] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 48.959237][ T529] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 48.967200][ T529] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 48.975174][ T529] [ 48.978185][ T535] CPU: 1 PID: 535 Comm: syz.6.17 Not tainted syzkaller #0 [ 48.980381][ T529] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 48.985294][ T535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 48.985309][ T535] Call Trace: [ 48.985315][ T535] [ 48.985322][ T535] __dump_stack+0x21/0x24 [ 48.985348][ T535] dump_stack_lvl+0xee/0x150 [ 48.985362][ T535] ? __cfi_dump_stack_lvl+0x8/0x8 [ 48.985376][ T535] ? __kasan_check_write+0x14/0x20 [ 49.033519][ T535] dump_stack+0x15/0x24 [ 49.037669][ T535] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 49.043208][ T535] f2fs_is_valid_blkaddr+0x23/0x30 [ 49.048330][ T535] sanity_check_extent_cache+0x1c5/0x480 [ 49.053949][ T535] f2fs_iget+0x3419/0x4de0 [ 49.058344][ T535] f2fs_lookup+0x366/0xab0 [ 49.062736][ T535] ? __cfi_f2fs_lookup+0x10/0x10 [ 49.067648][ T535] ? __cfi_d_alloc_parallel+0x10/0x10 [ 49.072997][ T535] ? __cfi_f2fs_lookup+0x10/0x10 [ 49.077908][ T535] path_openat+0xff3/0x2f50 [ 49.082396][ T535] ? do_filp_open+0x3c0/0x3c0 [ 49.087059][ T535] do_filp_open+0x1c1/0x3c0 [ 49.091555][ T535] ? __cfi_do_filp_open+0x10/0x10 [ 49.096570][ T535] ? alloc_fd+0x4e6/0x590 [ 49.100880][ T535] do_sys_openat2+0x185/0x7e0 [ 49.105554][ T535] ? do_sys_open+0xe0/0xe0 [ 49.109966][ T535] ? do_user_addr_fault+0x9ac/0x1050 [ 49.115258][ T535] __x64_sys_openat+0x136/0x160 [ 49.120088][ T535] x64_sys_call+0x783/0x9a0 [ 49.124572][ T535] do_syscall_64+0x4c/0xa0 [ 49.128976][ T535] ? clear_bhb_loop+0x30/0x80 [ 49.133665][ T535] ? clear_bhb_loop+0x30/0x80 [ 49.138316][ T535] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 49.144183][ T535] RIP: 0033:0x7f3ddd78e929 [ 49.148575][ T535] 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 [ 49.168255][ T535] RSP: 002b:00007f3dde679038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 49.176653][ T535] RAX: ffffffffffffffda RBX: 00007f3ddd9b6080 RCX: 00007f3ddd78e929 [ 49.184603][ T535] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 49.192650][ T535] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 49.200611][ T535] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 49.208570][ T535] R13: 0000000000000001 R14: 00007f3ddd9b6080 R15: 00007ffd341b9538 [ 49.216525][ T535] [ 49.220938][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.220999][ T535] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 49.229742][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.258849][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.286832][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.306530][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 49.321914][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 49.340569][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 49.348868][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 49.367366][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 49.381920][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 49.400373][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 49.413375][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 49.431911][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 49.450524][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 49.469270][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 49.495240][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 49.513910][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 49.772416][ T328] device bridge_slave_1 left promiscuous mode [ 49.781794][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.809756][ T328] device bridge_slave_0 left promiscuous mode [ 49.819439][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.859899][ T328] device veth1_macvtap left promiscuous mode [ 49.866029][ T328] device veth0_vlan left promiscuous mode [ 50.375082][ T537] loop5: detected capacity change from 0 to 131072 [ 50.407995][ T537] F2FS-fs (loop5): invalid crc value [ 50.462342][ T537] F2FS-fs (loop5): Found nat_bits in checkpoint [ 50.561601][ T537] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 50.581928][ T537] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 50.588647][ T537] CPU: 0 PID: 537 Comm: syz.5.19 Not tainted syzkaller #0 [ 50.595774][ T537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.605845][ T537] Call Trace: [ 50.609133][ T537] [ 50.612061][ T537] __dump_stack+0x21/0x24 [ 50.616396][ T537] dump_stack_lvl+0xee/0x150 [ 50.620995][ T537] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.626030][ T537] ? __kasan_check_write+0x14/0x20 [ 50.631147][ T537] dump_stack+0x15/0x24 [ 50.635328][ T537] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 50.640970][ T537] f2fs_is_valid_blkaddr+0x23/0x30 [ 50.646084][ T537] sanity_check_extent_cache+0x1c5/0x480 [ 50.651730][ T537] f2fs_iget+0x3419/0x4de0 [ 50.656162][ T537] f2fs_lookup+0x366/0xab0 [ 50.660595][ T537] ? __cfi_f2fs_lookup+0x10/0x10 [ 50.665572][ T537] ? __cfi_d_alloc_parallel+0x10/0x10 [ 50.670981][ T537] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 50.676705][ T537] ? downgrade_write+0x350/0x350 [ 50.681653][ T537] __lookup_slow+0x2c7/0x3f0 [ 50.686247][ T537] ? lookup_one_len+0x2d0/0x2d0 [ 50.691102][ T537] ? down_read+0xa0/0xf0 [ 50.695515][ T537] lookup_slow+0x57/0x70 [ 50.699777][ T537] walk_component+0x2f4/0x420 [ 50.704462][ T537] path_lookupat+0x180/0x490 [ 50.709141][ T537] filename_lookup+0x1f0/0x500 [ 50.713939][ T537] ? __cfi_filename_lookup+0x10/0x10 [ 50.719229][ T537] ? strncpy_from_user+0x17a/0x2d0 [ 50.724344][ T537] user_path_at_empty+0x47/0x1c0 [ 50.729374][ T537] do_sys_truncate+0xa3/0x190 [ 50.733441][ T543] loop4: detected capacity change from 0 to 131072 [ 50.734046][ T537] ? __cfi_do_sys_truncate+0x10/0x10 [ 50.745851][ T537] ? fpregs_restore_userregs+0x128/0x260 [ 50.751488][ T537] __x64_sys_truncate+0x5b/0x70 [ 50.756335][ T537] x64_sys_call+0x679/0x9a0 [ 50.760840][ T537] do_syscall_64+0x4c/0xa0 [ 50.765255][ T537] ? clear_bhb_loop+0x30/0x80 [ 50.769938][ T537] ? clear_bhb_loop+0x30/0x80 [ 50.774622][ T537] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 50.780282][ T545] loop6: detected capacity change from 0 to 131072 [ 50.780544][ T537] RIP: 0033:0x7fca64f8e929 [ 50.791417][ 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 [ 50.800986][ T539] loop0: detected capacity change from 0 to 131072 [ 50.811107][ T537] RSP: 002b:00007fca65d44038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 50.811126][ T537] RAX: ffffffffffffffda RBX: 00007fca651b5fa0 RCX: 00007fca64f8e929 [ 50.811137][ T537] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 50.811146][ T537] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 50.811156][ T537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 50.858026][ T537] R13: 0000000000000000 R14: 00007fca651b5fa0 R15: 00007ffd3854e648 [ 50.866088][ T537] [ 50.873362][ T539] F2FS-fs (loop0): invalid crc value [ 50.879570][ T545] F2FS-fs (loop6): invalid crc value [ 50.885299][ T543] F2FS-fs (loop4): invalid crc value [ 50.909900][ T545] F2FS-fs (loop6): Found nat_bits in checkpoint [ 50.914375][ T537] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 50.947614][ T543] F2FS-fs (loop4): Found nat_bits in checkpoint [ 50.954500][ T539] F2FS-fs (loop0): Found nat_bits in checkpoint [ 50.962201][ T550] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 50.970081][ T550] CPU: 1 PID: 550 Comm: syz.5.19 Not tainted syzkaller #0 [ 50.977205][ T550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 50.979380][ T541] loop2: detected capacity change from 0 to 131072 [ 50.987274][ T550] Call Trace: [ 50.987282][ T550] [ 50.987288][ T550] __dump_stack+0x21/0x24 [ 50.987307][ T550] dump_stack_lvl+0xee/0x150 [ 50.987321][ T550] ? __cfi_dump_stack_lvl+0x8/0x8 [ 50.987336][ T550] ? __kasan_check_write+0x14/0x20 [ 51.018998][ T550] dump_stack+0x15/0x24 [ 51.023154][ T550] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 51.028700][ T550] f2fs_is_valid_blkaddr+0x23/0x30 [ 51.033804][ T550] sanity_check_extent_cache+0x1c5/0x480 [ 51.039440][ T550] f2fs_iget+0x3419/0x4de0 [ 51.039996][ T541] F2FS-fs (loop2): invalid crc value [ 51.043861][ T550] f2fs_lookup+0x366/0xab0 [ 51.043879][ T550] ? __cfi_f2fs_lookup+0x10/0x10 [ 51.043894][ T550] ? __cfi_d_alloc_parallel+0x10/0x10 [ 51.063846][ T550] ? __cfi_f2fs_lookup+0x10/0x10 [ 51.068882][ T550] path_openat+0xff3/0x2f50 [ 51.073411][ T550] ? do_filp_open+0x3c0/0x3c0 [ 51.078182][ T550] do_filp_open+0x1c1/0x3c0 [ 51.082729][ T550] ? __cfi_do_filp_open+0x10/0x10 [ 51.087760][ T550] ? alloc_fd+0x4e6/0x590 [ 51.090345][ T543] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 51.092090][ T550] do_sys_openat2+0x185/0x7e0 [ 51.092113][ T550] ? do_sys_open+0xe0/0xe0 [ 51.092131][ T550] ? do_user_addr_fault+0x9ac/0x1050 [ 51.092152][ T550] __x64_sys_openat+0x136/0x160 [ 51.092171][ T550] x64_sys_call+0x783/0x9a0 [ 51.092187][ T550] do_syscall_64+0x4c/0xa0 [ 51.092203][ T550] ? clear_bhb_loop+0x30/0x80 [ 51.092220][ T550] ? clear_bhb_loop+0x30/0x80 [ 51.092237][ T550] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.092256][ T550] RIP: 0033:0x7fca64f8e929 [ 51.092268][ T550] 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 [ 51.092281][ T550] RSP: 002b:00007fca65d23038 EFLAGS: 00000246 [ 51.117348][ T543] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 51.118923][ T550] ORIG_RAX: 0000000000000101 [ 51.184321][ T550] RAX: ffffffffffffffda RBX: 00007fca651b6080 RCX: 00007fca64f8e929 [ 51.192286][ T550] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 51.200244][ T550] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 51.204189][ T545] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 51.208199][ T550] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 51.223587][ T550] R13: 0000000000000001 R14: 00007fca651b6080 R15: 00007ffd3854e648 [ 51.231646][ T550] [ 51.236800][ T550] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 51.238407][ T539] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 51.251757][ T543] CPU: 1 PID: 543 Comm: syz.4.20 Not tainted syzkaller #0 [ 51.264485][ T543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.274547][ T543] Call Trace: [ 51.277841][ T543] [ 51.280864][ T543] __dump_stack+0x21/0x24 [ 51.282238][ T539] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 51.285198][ T543] dump_stack_lvl+0xee/0x150 [ 51.296446][ T543] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.301512][ T543] ? __kasan_check_write+0x14/0x20 [ 51.306615][ T543] dump_stack+0x15/0x24 [ 51.310934][ T543] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 51.316514][ T543] f2fs_is_valid_blkaddr+0x23/0x30 [ 51.321627][ T543] sanity_check_extent_cache+0x1c5/0x480 [ 51.327337][ T543] f2fs_iget+0x3419/0x4de0 [ 51.331757][ T543] f2fs_lookup+0x366/0xab0 [ 51.336164][ T543] ? __cfi_f2fs_lookup+0x10/0x10 [ 51.341100][ T543] ? __cfi_d_alloc_parallel+0x10/0x10 [ 51.346461][ T543] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 51.352076][ T545] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 51.352176][ T543] ? downgrade_write+0x350/0x350 [ 51.363753][ T543] __lookup_slow+0x2c7/0x3f0 [ 51.368335][ T543] ? lookup_one_len+0x2d0/0x2d0 [ 51.373167][ T543] ? down_read+0xa0/0xf0 [ 51.377405][ T543] lookup_slow+0x57/0x70 [ 51.381630][ T543] walk_component+0x2f4/0x420 [ 51.386299][ T543] path_lookupat+0x180/0x490 [ 51.390869][ T543] filename_lookup+0x1f0/0x500 [ 51.395622][ T543] ? __cfi_filename_lookup+0x10/0x10 [ 51.400890][ T543] ? strncpy_from_user+0x17a/0x2d0 [ 51.405992][ T543] user_path_at_empty+0x47/0x1c0 [ 51.410935][ T543] do_sys_truncate+0xa3/0x190 [ 51.415659][ T543] ? __cfi_do_sys_truncate+0x10/0x10 [ 51.420937][ T543] ? fpregs_restore_userregs+0x128/0x260 [ 51.426561][ T543] __x64_sys_truncate+0x5b/0x70 [ 51.431401][ T543] x64_sys_call+0x679/0x9a0 [ 51.435894][ T543] do_syscall_64+0x4c/0xa0 [ 51.440329][ T543] ? clear_bhb_loop+0x30/0x80 [ 51.444996][ T543] ? clear_bhb_loop+0x30/0x80 [ 51.449751][ T543] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.455720][ T543] RIP: 0033:0x7f5df978e929 [ 51.460118][ 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 [ 51.480009][ T543] RSP: 002b:00007f5dfa5b1038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 51.488598][ T543] RAX: ffffffffffffffda RBX: 00007f5df99b5fa0 RCX: 00007f5df978e929 [ 51.496644][ T543] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 51.504615][ T543] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 2025/12/06 00:53:01 executed programs: 17 [ 51.512591][ T543] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.520562][ T543] R13: 0000000000000000 R14: 00007f5df99b5fa0 R15: 00007ffd99147918 [ 51.528540][ T543] [ 51.531636][ T539] CPU: 0 PID: 539 Comm: syz.0.21 Not tainted syzkaller #0 [ 51.535912][ T543] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 51.538743][ T539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.538754][ T539] Call Trace: [ 51.538758][ T539] [ 51.538764][ T539] __dump_stack+0x21/0x24 [ 51.572302][ T539] dump_stack_lvl+0xee/0x150 [ 51.576909][ T539] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.581920][ T539] ? __kasan_check_write+0x14/0x20 [ 51.587110][ T539] dump_stack+0x15/0x24 [ 51.591275][ T539] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 51.596907][ T539] f2fs_is_valid_blkaddr+0x23/0x30 [ 51.602315][ T539] sanity_check_extent_cache+0x1c5/0x480 [ 51.607933][ T539] f2fs_iget+0x3419/0x4de0 [ 51.612333][ T539] f2fs_lookup+0x366/0xab0 [ 51.616725][ T539] ? __cfi_f2fs_lookup+0x10/0x10 [ 51.621725][ T539] ? __cfi_d_alloc_parallel+0x10/0x10 [ 51.627100][ T539] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 51.632807][ T539] ? downgrade_write+0x350/0x350 [ 51.637728][ T539] __lookup_slow+0x2c7/0x3f0 [ 51.642298][ T539] ? lookup_one_len+0x2d0/0x2d0 [ 51.647127][ T539] ? down_read+0xa0/0xf0 [ 51.651362][ T539] lookup_slow+0x57/0x70 [ 51.655613][ T539] walk_component+0x2f4/0x420 [ 51.660374][ T539] path_lookupat+0x180/0x490 [ 51.664970][ T539] filename_lookup+0x1f0/0x500 [ 51.669811][ T539] ? __cfi_filename_lookup+0x10/0x10 [ 51.675171][ T539] ? strncpy_from_user+0x17a/0x2d0 [ 51.680265][ T539] user_path_at_empty+0x47/0x1c0 [ 51.685180][ T539] do_sys_truncate+0xa3/0x190 [ 51.689834][ T539] ? __cfi_do_sys_truncate+0x10/0x10 [ 51.695118][ T539] ? fpregs_restore_userregs+0x128/0x260 [ 51.700821][ T539] __x64_sys_truncate+0x5b/0x70 [ 51.705737][ T539] x64_sys_call+0x679/0x9a0 [ 51.710307][ T539] do_syscall_64+0x4c/0xa0 [ 51.714811][ T539] ? clear_bhb_loop+0x30/0x80 [ 51.719484][ T539] ? clear_bhb_loop+0x30/0x80 [ 51.724168][ T539] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 51.730047][ T539] RIP: 0033:0x7f286a98e929 [ 51.734476][ T539] 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 [ 51.754149][ T539] RSP: 002b:00007f286b87f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 51.762548][ T539] RAX: ffffffffffffffda RBX: 00007f286abb5fa0 RCX: 00007f286a98e929 [ 51.770536][ T539] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 51.778488][ T539] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 51.786507][ T539] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 51.794457][ T539] R13: 0000000000000000 R14: 00007f286abb5fa0 R15: 00007ffcc0eb7228 [ 51.802418][ T539] [ 51.806274][ T539] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 51.808977][ T545] CPU: 0 PID: 545 Comm: syz.6.22 Not tainted syzkaller #0 [ 51.826320][ T545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 51.836362][ T545] Call Trace: [ 51.839625][ T545] [ 51.842538][ T545] __dump_stack+0x21/0x24 [ 51.846855][ T545] dump_stack_lvl+0xee/0x150 [ 51.851442][ T545] ? __cfi_dump_stack_lvl+0x8/0x8 [ 51.856452][ T545] ? __kasan_check_write+0x14/0x20 [ 51.861639][ T545] dump_stack+0x15/0x24 [ 51.865897][ T545] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 51.871475][ T545] f2fs_is_valid_blkaddr+0x23/0x30 [ 51.876583][ T545] sanity_check_extent_cache+0x1c5/0x480 [ 51.882298][ T545] f2fs_iget+0x3419/0x4de0 [ 51.886698][ T545] f2fs_lookup+0x366/0xab0 [ 51.891093][ T545] ? __cfi_f2fs_lookup+0x10/0x10 [ 51.896010][ T545] ? __cfi_d_alloc_parallel+0x10/0x10 [ 51.901367][ T545] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 51.907076][ T545] ? downgrade_write+0x350/0x350 [ 51.912002][ T545] __lookup_slow+0x2c7/0x3f0 [ 51.916579][ T545] ? lookup_one_len+0x2d0/0x2d0 [ 51.921412][ T545] ? down_read+0xa0/0xf0 [ 51.925639][ T545] lookup_slow+0x57/0x70 [ 51.929862][ T545] walk_component+0x2f4/0x420 [ 51.934523][ T545] path_lookupat+0x180/0x490 [ 51.939093][ T545] filename_lookup+0x1f0/0x500 [ 51.943835][ T545] ? __cfi_filename_lookup+0x10/0x10 [ 51.949100][ T545] ? strncpy_from_user+0x17a/0x2d0 [ 51.954192][ T545] user_path_at_empty+0x47/0x1c0 [ 51.959108][ T545] do_sys_truncate+0xa3/0x190 [ 51.963772][ T545] ? __cfi_do_sys_truncate+0x10/0x10 [ 51.969057][ T545] ? fpregs_restore_userregs+0x128/0x260 [ 51.974688][ T545] __x64_sys_truncate+0x5b/0x70 [ 51.979524][ T545] x64_sys_call+0x679/0x9a0 [ 51.984006][ T545] do_syscall_64+0x4c/0xa0 [ 51.988450][ T545] ? clear_bhb_loop+0x30/0x80 [ 51.993110][ T545] ? clear_bhb_loop+0x30/0x80 [ 51.997767][ T545] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.003643][ T545] RIP: 0033:0x7f3ddd78e929 [ 52.008038][ T545] 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 [ 52.027626][ T545] RSP: 002b:00007f3dde69a038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 52.036196][ T545] RAX: ffffffffffffffda RBX: 00007f3ddd9b5fa0 RCX: 00007f3ddd78e929 [ 52.044145][ T545] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 52.052094][ T545] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 52.060061][ T545] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 52.068012][ T545] R13: 0000000000000000 R14: 00007f3ddd9b5fa0 R15: 00007ffd341b9538 [ 52.076158][ T545] [ 52.080307][ T545] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 52.093916][ T566] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 52.100759][ T541] F2FS-fs (loop2): Found nat_bits in checkpoint [ 52.111998][ T568] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 52.120332][ T566] CPU: 0 PID: 566 Comm: syz.4.20 Not tainted syzkaller #0 [ 52.127555][ T566] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.137606][ T566] Call Trace: [ 52.140878][ T566] [ 52.143795][ T566] __dump_stack+0x21/0x24 [ 52.148112][ T566] dump_stack_lvl+0xee/0x150 [ 52.152688][ T566] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.157703][ T566] ? kmem_cache_alloc+0x256/0x330 [ 52.162722][ T566] ? __kasan_check_write+0x14/0x20 [ 52.167829][ T566] dump_stack+0x15/0x24 [ 52.171968][ T566] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 52.177513][ T566] f2fs_is_valid_blkaddr+0x23/0x30 [ 52.182619][ T566] sanity_check_extent_cache+0x1c5/0x480 [ 52.188252][ T566] f2fs_iget+0x3419/0x4de0 [ 52.192668][ T566] f2fs_lookup+0x366/0xab0 [ 52.197076][ T566] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.202008][ T566] ? __cfi_d_alloc_parallel+0x10/0x10 [ 52.207368][ T566] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.212377][ T566] path_openat+0xff3/0x2f50 [ 52.216883][ T566] ? do_filp_open+0x3c0/0x3c0 [ 52.221565][ T566] do_filp_open+0x1c1/0x3c0 [ 52.226062][ T566] ? __cfi_do_filp_open+0x10/0x10 [ 52.231165][ T566] ? alloc_fd+0x4e6/0x590 [ 52.235483][ T566] do_sys_openat2+0x185/0x7e0 [ 52.240149][ T566] ? do_sys_open+0xe0/0xe0 [ 52.244566][ T566] ? do_user_addr_fault+0x9ac/0x1050 [ 52.249941][ T566] __x64_sys_openat+0x136/0x160 [ 52.254779][ T566] x64_sys_call+0x783/0x9a0 [ 52.259266][ T566] do_syscall_64+0x4c/0xa0 [ 52.263752][ T566] ? clear_bhb_loop+0x30/0x80 [ 52.268440][ T566] ? clear_bhb_loop+0x30/0x80 [ 52.273108][ T566] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.278996][ T566] RIP: 0033:0x7f5df978e929 [ 52.283488][ T566] 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 [ 52.303168][ T566] RSP: 002b:00007f5dfa590038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.311576][ T566] RAX: ffffffffffffffda RBX: 00007f5df99b6080 RCX: 00007f5df978e929 [ 52.319544][ T566] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 52.327504][ T566] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 52.335642][ T566] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 52.343605][ T566] R13: 0000000000000001 R14: 00007f5df99b6080 R15: 00007ffd99147918 [ 52.351662][ T566] [ 52.354670][ T568] CPU: 1 PID: 568 Comm: syz.0.21 Not tainted syzkaller #0 [ 52.357307][ T566] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 52.361780][ T568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.361790][ T568] Call Trace: [ 52.361794][ T568] [ 52.361799][ T568] __dump_stack+0x21/0x24 [ 52.361819][ T568] dump_stack_lvl+0xee/0x150 [ 52.377020][ T569] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 52.384759][ T568] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.384780][ T568] ? mutex_unlock+0x89/0x220 [ 52.384798][ T568] ? __kasan_check_write+0x14/0x20 [ 52.384813][ T568] dump_stack+0x15/0x24 [ 52.425462][ T568] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 52.431006][ T568] f2fs_is_valid_blkaddr+0x23/0x30 [ 52.436110][ T568] sanity_check_extent_cache+0x1c5/0x480 [ 52.441739][ T568] f2fs_iget+0x3419/0x4de0 [ 52.446233][ T568] f2fs_lookup+0x366/0xab0 [ 52.450730][ T568] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.455658][ T568] ? __cfi_d_alloc_parallel+0x10/0x10 [ 52.461109][ T568] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.466047][ T568] path_openat+0xff3/0x2f50 [ 52.470548][ T568] ? do_filp_open+0x3c0/0x3c0 [ 52.475238][ T568] do_filp_open+0x1c1/0x3c0 [ 52.479819][ T568] ? __cfi_do_filp_open+0x10/0x10 [ 52.484846][ T568] ? alloc_fd+0x4e6/0x590 [ 52.489157][ T568] do_sys_openat2+0x185/0x7e0 [ 52.494348][ T568] ? do_sys_open+0xe0/0xe0 [ 52.498757][ T568] ? do_user_addr_fault+0x9ac/0x1050 [ 52.504194][ T568] __x64_sys_openat+0x136/0x160 [ 52.509037][ T568] x64_sys_call+0x783/0x9a0 [ 52.513534][ T568] do_syscall_64+0x4c/0xa0 [ 52.517951][ T568] ? clear_bhb_loop+0x30/0x80 [ 52.522707][ T568] ? clear_bhb_loop+0x30/0x80 [ 52.527396][ T568] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.533286][ T568] RIP: 0033:0x7f286a98e929 [ 52.537700][ T568] 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 [ 52.557297][ T568] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.565702][ T568] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 52.573659][ T568] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 52.581614][ T568] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 52.589576][ T568] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 52.597530][ T568] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 52.605487][ T568] [ 52.608857][ T569] CPU: 0 PID: 569 Comm: syz.6.22 Not tainted syzkaller #0 [ 52.615966][ T569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.626176][ T569] Call Trace: [ 52.629435][ T569] [ 52.632352][ T569] __dump_stack+0x21/0x24 [ 52.636687][ T569] dump_stack_lvl+0xee/0x150 [ 52.641264][ T569] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.646266][ T569] ? mutex_unlock+0x89/0x220 [ 52.650840][ T569] ? __kasan_check_write+0x14/0x20 [ 52.655933][ T569] dump_stack+0x15/0x24 [ 52.660068][ T569] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 52.665593][ T569] f2fs_is_valid_blkaddr+0x23/0x30 [ 52.670686][ T569] sanity_check_extent_cache+0x1c5/0x480 [ 52.676298][ T569] f2fs_iget+0x3419/0x4de0 [ 52.680785][ T569] f2fs_lookup+0x366/0xab0 [ 52.685178][ T569] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.690192][ T569] ? __cfi_d_alloc_parallel+0x10/0x10 [ 52.695556][ T569] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.700547][ T569] path_openat+0xff3/0x2f50 [ 52.705047][ T569] ? do_filp_open+0x3c0/0x3c0 [ 52.709723][ T569] do_filp_open+0x1c1/0x3c0 [ 52.714221][ T569] ? __cfi_do_filp_open+0x10/0x10 [ 52.719228][ T569] ? alloc_fd+0x4e6/0x590 [ 52.723536][ T569] do_sys_openat2+0x185/0x7e0 [ 52.728196][ T569] ? do_sys_open+0xe0/0xe0 [ 52.732590][ T569] ? do_user_addr_fault+0x9ac/0x1050 [ 52.737858][ T569] __x64_sys_openat+0x136/0x160 [ 52.742779][ T569] x64_sys_call+0x783/0x9a0 [ 52.747347][ T569] do_syscall_64+0x4c/0xa0 [ 52.751744][ T569] ? clear_bhb_loop+0x30/0x80 [ 52.756400][ T569] ? clear_bhb_loop+0x30/0x80 [ 52.761055][ T569] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 52.766953][ T569] RIP: 0033:0x7f3ddd78e929 [ 52.771344][ T569] 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 [ 52.790937][ T569] RSP: 002b:00007f3dde679038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 52.799348][ T569] RAX: ffffffffffffffda RBX: 00007f3ddd9b6080 RCX: 00007f3ddd78e929 [ 52.807315][ T569] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 52.815358][ T569] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 52.823328][ T569] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 52.831284][ T569] R13: 0000000000000001 R14: 00007f3ddd9b6080 R15: 00007ffd341b9538 [ 52.839240][ T569] [ 52.843944][ T568] ================================================================== [ 52.852087][ T568] BUG: KASAN: use-after-free in sanity_check_extent_cache+0x3cc/0x480 [ 52.860242][ T568] Read of size 4 at addr ffff8881341f9660 by task syz.0.21/568 [ 52.867863][ T568] [ 52.870182][ T568] CPU: 0 PID: 568 Comm: syz.0.21 Not tainted syzkaller #0 [ 52.877283][ T568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 52.887336][ T568] Call Trace: [ 52.890614][ T568] [ 52.893532][ T568] __dump_stack+0x21/0x24 [ 52.897858][ T568] dump_stack_lvl+0xee/0x150 [ 52.901880][ T569] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 52.902442][ T568] ? __cfi_dump_stack_lvl+0x8/0x8 [ 52.902463][ T568] ? dump_stack_lvl+0x122/0x150 [ 52.925174][ T568] ? sanity_check_extent_cache+0x3cc/0x480 [ 52.931072][ T568] print_address_description+0x71/0x200 [ 52.936618][ T568] print_report+0x4a/0x60 [ 52.940939][ T568] kasan_report+0x122/0x150 [ 52.945443][ T568] ? sanity_check_extent_cache+0x3cc/0x480 [ 52.951255][ T568] __asan_report_load4_noabort+0x14/0x20 [ 52.956894][ T568] sanity_check_extent_cache+0x3cc/0x480 [ 52.962617][ T568] f2fs_iget+0x3419/0x4de0 [ 52.967034][ T568] f2fs_lookup+0x366/0xab0 [ 52.971443][ T568] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.976371][ T568] ? __cfi_d_alloc_parallel+0x10/0x10 [ 52.981837][ T568] ? __cfi_f2fs_lookup+0x10/0x10 [ 52.986766][ T568] path_openat+0xff3/0x2f50 [ 52.991272][ T568] ? do_filp_open+0x3c0/0x3c0 [ 52.995952][ T568] do_filp_open+0x1c1/0x3c0 [ 53.000449][ T568] ? __cfi_do_filp_open+0x10/0x10 [ 53.005472][ T568] ? alloc_fd+0x4e6/0x590 [ 53.009795][ T568] do_sys_openat2+0x185/0x7e0 [ 53.014454][ T568] ? do_sys_open+0xe0/0xe0 [ 53.018858][ T568] ? do_user_addr_fault+0x9ac/0x1050 [ 53.024216][ T568] __x64_sys_openat+0x136/0x160 [ 53.029051][ T568] x64_sys_call+0x783/0x9a0 [ 53.033532][ T568] do_syscall_64+0x4c/0xa0 [ 53.038024][ T568] ? clear_bhb_loop+0x30/0x80 [ 53.042771][ T568] ? clear_bhb_loop+0x30/0x80 [ 53.047477][ T568] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.053369][ T568] RIP: 0033:0x7f286a98e929 [ 53.057779][ T568] 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 [ 53.077364][ T568] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 53.085760][ T568] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 53.093714][ T568] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 53.101669][ T568] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 53.109617][ T568] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 53.117652][ T568] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 53.125604][ T568] [ 53.128607][ T568] [ 53.130905][ T568] Allocated by task 539: [ 53.135119][ T568] kasan_set_track+0x4b/0x70 [ 53.139689][ T568] kasan_save_alloc_info+0x25/0x30 [ 53.144786][ T568] __kasan_slab_alloc+0x72/0x80 [ 53.149630][ T568] slab_post_alloc_hook+0x4f/0x2d0 [ 53.154721][ T568] kmem_cache_alloc+0x16e/0x330 [ 53.159563][ T568] __grab_extent_tree+0x19d/0x430 [ 53.164564][ T568] f2fs_init_read_extent_tree+0x3d1/0x7c0 [ 53.170260][ T568] f2fs_iget+0x3409/0x4de0 [ 53.174649][ T568] f2fs_lookup+0x366/0xab0 [ 53.179041][ T568] __lookup_slow+0x2c7/0x3f0 [ 53.183605][ T568] lookup_slow+0x57/0x70 [ 53.187825][ T568] walk_component+0x2f4/0x420 [ 53.192511][ T568] path_lookupat+0x180/0x490 [ 53.197076][ T568] filename_lookup+0x1f0/0x500 [ 53.201816][ T568] user_path_at_empty+0x47/0x1c0 [ 53.206753][ T568] do_sys_truncate+0xa3/0x190 [ 53.211406][ T568] __x64_sys_truncate+0x5b/0x70 [ 53.216234][ T568] x64_sys_call+0x679/0x9a0 [ 53.220717][ T568] do_syscall_64+0x4c/0xa0 [ 53.225125][ T568] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.230999][ T568] [ 53.233304][ T568] Freed by task 539: [ 53.237167][ T568] kasan_set_track+0x4b/0x70 [ 53.241735][ T568] kasan_save_free_info+0x31/0x50 [ 53.246752][ T568] ____kasan_slab_free+0x132/0x180 [ 53.251839][ T568] __kasan_slab_free+0x11/0x20 [ 53.256591][ T568] slab_free_freelist_hook+0xc2/0x190 [ 53.261951][ T568] kmem_cache_free+0x12d/0x300 [ 53.266692][ T568] __destroy_extent_tree+0x305/0x500 [ 53.271979][ T568] f2fs_destroy_extent_tree+0x17/0x30 [ 53.277337][ T568] f2fs_evict_inode+0x4f0/0x1620 [ 53.282252][ T568] evict+0x493/0x890 [ 53.286136][ T568] iput+0x620/0x670 [ 53.289918][ T568] iget_failed+0x17a/0x1c0 [ 53.294310][ T568] f2fs_iget+0x17f6/0x4de0 [ 53.298889][ T568] f2fs_lookup+0x366/0xab0 [ 53.303289][ T568] __lookup_slow+0x2c7/0x3f0 [ 53.307944][ T568] lookup_slow+0x57/0x70 [ 53.312159][ T568] walk_component+0x2f4/0x420 [ 53.316817][ T568] path_lookupat+0x180/0x490 [ 53.321484][ T568] filename_lookup+0x1f0/0x500 [ 53.326222][ T568] user_path_at_empty+0x47/0x1c0 [ 53.331135][ T568] do_sys_truncate+0xa3/0x190 [ 53.335793][ T568] __x64_sys_truncate+0x5b/0x70 [ 53.340622][ T568] x64_sys_call+0x679/0x9a0 [ 53.345110][ T568] do_syscall_64+0x4c/0xa0 [ 53.349517][ T568] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 53.355404][ T568] [ 53.357721][ T568] The buggy address belongs to the object at ffff8881341f9618 [ 53.357721][ T568] which belongs to the cache f2fs_extent_tree of size 88 [ 53.372122][ T568] The buggy address is located 72 bytes inside of [ 53.372122][ T568] 88-byte region [ffff8881341f9618, ffff8881341f9670) [ 53.385223][ T568] [ 53.387527][ T568] The buggy address belongs to the physical page: [ 53.393916][ T568] page:ffffea0004d07e40 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1341f9 [ 53.404150][ T568] flags: 0x4000000000000200(slab|zone=1) [ 53.409786][ T568] raw: 4000000000000200 0000000000000000 dead000000000122 ffff888100209b00 [ 53.418366][ T568] raw: 0000000000000000 0000000080220022 00000001ffffffff 0000000000000000 [ 53.427006][ T568] page dumped because: kasan: bad access detected [ 53.433388][ T568] page_owner tracks the page as allocated [ 53.439079][ T568] page last allocated via order 0, migratetype Reclaimable, gfp_mask 0x112c50(GFP_NOFS|__GFP_NOWARN|__GFP_NORETRY|__GFP_HARDWALL|__GFP_RECLAIMABLE), pid 521, tgid 520 (syz.0.16), ts 48069020116, free_ts 0 [ 53.459039][ T568] post_alloc_hook+0x1f5/0x210 [ 53.463792][ T568] prep_new_page+0x1c/0x110 [ 53.468276][ T568] get_page_from_freelist+0x2c7b/0x2cf0 [ 53.473888][ T568] __alloc_pages+0x1c3/0x450 [ 53.478552][ T568] alloc_slab_page+0x6e/0xf0 [ 53.483158][ T568] new_slab+0x98/0x3d0 [ 53.487216][ T568] ___slab_alloc+0x6bd/0xb20 [ 53.491793][ T568] __slab_alloc+0x5e/0xa0 [ 53.496117][ T568] kmem_cache_alloc+0x1b0/0x330 [ 53.500945][ T568] __grab_extent_tree+0x19d/0x430 [ 53.505951][ T568] f2fs_init_read_extent_tree+0x3d1/0x7c0 [ 53.511656][ T568] f2fs_iget+0x3409/0x4de0 [ 53.516053][ T568] f2fs_lookup+0x366/0xab0 [ 53.520480][ T568] __lookup_slow+0x2c7/0x3f0 [ 53.525046][ T568] lookup_slow+0x57/0x70 [ 53.529267][ T568] walk_component+0x2f4/0x420 [ 53.534010][ T568] page_owner free stack trace missing [ 53.539366][ T568] [ 53.541666][ T568] Memory state around the buggy address: [ 53.547276][ T568] ffff8881341f9500: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 53.555319][ T568] ffff8881341f9580: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 53.563353][ T568] >ffff8881341f9600: fc fc fc fa fb fb fb fb fb fb fb fb fb fb fc fc [ 53.571385][ T568] ^ [ 53.578644][ T568] ffff8881341f9680: fc fc fa fb fb fb fb fb fb fb fb fb fb fc fc fc [ 53.586691][ T568] ffff8881341f9700: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 53.594725][ T568] ================================================================== [ 53.607702][ T568] Disabling lock debugging due to kernel taint [ 53.614528][ T568] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 53.617199][ T28] audit: type=1400 audit(1764982383.826:109): avc: denied { read } for pid=85 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 53.681585][ T28] audit: type=1400 audit(1764982383.826:110): avc: denied { search } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 53.732082][ T28] audit: type=1400 audit(1764982383.826:111): avc: denied { write } for pid=85 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 53.771591][ T28] audit: type=1400 audit(1764982383.826:112): avc: denied { add_name } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 53.811658][ T28] audit: type=1400 audit(1764982383.826:113): avc: denied { create } for pid=85 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.851560][ T28] audit: type=1400 audit(1764982383.826:114): avc: denied { append open } for pid=85 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.900398][ T28] audit: type=1400 audit(1764982383.826:115): avc: denied { getattr } for pid=85 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 54.104928][ T572] loop5: detected capacity change from 0 to 131072 [ 54.126200][ T572] F2FS-fs (loop5): invalid crc value [ 54.162516][ T572] F2FS-fs (loop5): Found nat_bits in checkpoint [ 54.253492][ T572] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 54.288297][ T572] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 54.301589][ T572] CPU: 0 PID: 572 Comm: syz.5.23 Tainted: G B syzkaller #0 [ 54.310295][ T572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.320358][ T572] Call Trace: [ 54.323633][ T572] [ 54.326567][ T572] __dump_stack+0x21/0x24 [ 54.330896][ T572] dump_stack_lvl+0xee/0x150 [ 54.335479][ T572] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.340499][ T572] ? __kasan_check_write+0x14/0x20 [ 54.345605][ T572] dump_stack+0x15/0x24 [ 54.349849][ T572] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 54.355654][ T572] f2fs_is_valid_blkaddr+0x23/0x30 [ 54.360762][ T572] sanity_check_extent_cache+0x1c5/0x480 [ 54.366430][ T572] f2fs_iget+0x3419/0x4de0 [ 54.370848][ T572] f2fs_lookup+0x366/0xab0 [ 54.375265][ T572] ? __cfi_f2fs_lookup+0x10/0x10 [ 54.380298][ T572] ? __cfi_d_alloc_parallel+0x10/0x10 [ 54.385690][ T572] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 54.391408][ T572] ? downgrade_write+0x350/0x350 [ 54.396352][ T572] __lookup_slow+0x2c7/0x3f0 [ 54.400939][ T572] ? lookup_one_len+0x2d0/0x2d0 [ 54.405789][ T572] ? down_read+0xa0/0xf0 [ 54.410079][ T572] lookup_slow+0x57/0x70 [ 54.414351][ T572] walk_component+0x2f4/0x420 [ 54.419036][ T572] path_lookupat+0x180/0x490 [ 54.423623][ T572] filename_lookup+0x1f0/0x500 [ 54.428408][ T572] ? __cfi_filename_lookup+0x10/0x10 [ 54.433686][ T572] ? strncpy_from_user+0x17a/0x2d0 [ 54.438793][ T572] user_path_at_empty+0x47/0x1c0 [ 54.443815][ T572] do_sys_truncate+0xa3/0x190 [ 54.448493][ T572] ? __cfi_do_sys_truncate+0x10/0x10 [ 54.453771][ T572] ? fpregs_restore_userregs+0x128/0x260 [ 54.459494][ T572] __x64_sys_truncate+0x5b/0x70 [ 54.464195][ T575] loop4: detected capacity change from 0 to 131072 [ 54.464342][ T572] x64_sys_call+0x679/0x9a0 [ 54.475576][ T572] do_syscall_64+0x4c/0xa0 [ 54.480005][ T572] ? clear_bhb_loop+0x30/0x80 [ 54.484682][ T572] ? clear_bhb_loop+0x30/0x80 [ 54.489406][ T572] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.495298][ T572] RIP: 0033:0x7fca64f8e929 [ 54.499709][ T572] 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 [ 54.519329][ T572] RSP: 002b:00007fca65d44038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 54.527754][ T572] RAX: ffffffffffffffda RBX: 00007fca651b5fa0 RCX: 00007fca64f8e929 [ 54.535725][ T572] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 54.543780][ T572] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 54.551749][ T572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.559807][ T572] R13: 0000000000000000 R14: 00007fca651b5fa0 R15: 00007ffd3854e648 [ 54.567773][ T572] [ 54.577285][ T575] F2FS-fs (loop4): invalid crc value [ 54.604538][ T575] F2FS-fs (loop4): Found nat_bits in checkpoint [ 54.643169][ T572] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 54.656777][ T575] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 54.681990][ T575] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 54.688904][ T575] CPU: 1 PID: 575 Comm: syz.4.24 Tainted: G B syzkaller #0 [ 54.697512][ T575] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.707584][ T575] Call Trace: [ 54.710870][ T575] [ 54.713805][ T575] __dump_stack+0x21/0x24 [ 54.718142][ T575] dump_stack_lvl+0xee/0x150 [ 54.722830][ T575] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.727865][ T575] ? __kasan_check_write+0x14/0x20 [ 54.733073][ T575] dump_stack+0x15/0x24 [ 54.737233][ T575] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 54.742789][ T575] f2fs_is_valid_blkaddr+0x23/0x30 [ 54.747908][ T575] sanity_check_extent_cache+0x1c5/0x480 [ 54.752140][ T584] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 54.753649][ T575] f2fs_iget+0x3419/0x4de0 [ 54.764728][ T575] f2fs_lookup+0x366/0xab0 [ 54.769254][ T575] ? __cfi_f2fs_lookup+0x10/0x10 [ 54.774204][ T575] ? __cfi_d_alloc_parallel+0x10/0x10 [ 54.779992][ T575] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 54.785724][ T575] ? downgrade_write+0x350/0x350 [ 54.790684][ T575] __lookup_slow+0x2c7/0x3f0 [ 54.795404][ T575] ? lookup_one_len+0x2d0/0x2d0 [ 54.800245][ T575] ? down_read+0xa0/0xf0 [ 54.804498][ T575] lookup_slow+0x57/0x70 [ 54.808778][ T575] walk_component+0x2f4/0x420 [ 54.813488][ T575] path_lookupat+0x180/0x490 [ 54.818082][ T575] filename_lookup+0x1f0/0x500 [ 54.822929][ T575] ? __cfi_filename_lookup+0x10/0x10 [ 54.828237][ T575] ? strncpy_from_user+0x17a/0x2d0 [ 54.833352][ T575] user_path_at_empty+0x47/0x1c0 [ 54.838422][ T575] do_sys_truncate+0xa3/0x190 [ 54.843097][ T575] ? __cfi_do_sys_truncate+0x10/0x10 [ 54.848391][ T575] ? fpregs_restore_userregs+0x128/0x260 [ 54.854030][ T575] __x64_sys_truncate+0x5b/0x70 [ 54.858898][ T575] x64_sys_call+0x679/0x9a0 [ 54.863448][ T575] do_syscall_64+0x4c/0xa0 [ 54.867881][ T575] ? clear_bhb_loop+0x30/0x80 [ 54.872580][ T575] ? clear_bhb_loop+0x30/0x80 [ 54.877265][ T575] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 54.883159][ T575] RIP: 0033:0x7f5df978e929 [ 54.887674][ T575] 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 [ 54.907436][ T575] RSP: 002b:00007f5dfa5b1038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 54.915865][ T575] RAX: ffffffffffffffda RBX: 00007f5df99b5fa0 RCX: 00007f5df978e929 [ 54.923843][ T575] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 54.931821][ T575] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 54.939797][ T575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.947781][ T575] R13: 0000000000000000 R14: 00007f5df99b5fa0 R15: 00007ffd99147918 [ 54.955767][ T575] [ 54.958789][ T584] CPU: 0 PID: 584 Comm: syz.5.23 Tainted: G B syzkaller #0 [ 54.967464][ T584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 54.977624][ T584] Call Trace: [ 54.980911][ T584] [ 54.983835][ T584] __dump_stack+0x21/0x24 [ 54.988164][ T584] dump_stack_lvl+0xee/0x150 [ 54.992750][ T584] ? __cfi_dump_stack_lvl+0x8/0x8 [ 54.997863][ T584] ? __kasan_check_write+0x14/0x20 [ 55.002976][ T584] dump_stack+0x15/0x24 [ 55.007150][ T584] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 55.012705][ T584] f2fs_is_valid_blkaddr+0x23/0x30 [ 55.017846][ T584] sanity_check_extent_cache+0x1c5/0x480 [ 55.023584][ T584] f2fs_iget+0x3419/0x4de0 [ 55.028017][ T584] f2fs_lookup+0x366/0xab0 [ 55.032480][ T584] ? __cfi_f2fs_lookup+0x10/0x10 [ 55.037432][ T584] ? __cfi_d_alloc_parallel+0x10/0x10 [ 55.042816][ T584] ? __cfi_f2fs_lookup+0x10/0x10 [ 55.047760][ T584] path_openat+0xff3/0x2f50 [ 55.052274][ T584] ? do_filp_open+0x3c0/0x3c0 [ 55.056965][ T584] do_filp_open+0x1c1/0x3c0 [ 55.061490][ T584] ? __cfi_do_filp_open+0x10/0x10 [ 55.066524][ T584] ? alloc_fd+0x4e6/0x590 [ 55.070852][ T584] do_sys_openat2+0x185/0x7e0 [ 55.075529][ T584] ? do_sys_open+0xe0/0xe0 [ 55.079949][ T584] ? do_user_addr_fault+0x9ac/0x1050 [ 55.085327][ T584] __x64_sys_openat+0x136/0x160 [ 55.090212][ T584] x64_sys_call+0x783/0x9a0 [ 55.094726][ T584] do_syscall_64+0x4c/0xa0 [ 55.099141][ T584] ? clear_bhb_loop+0x30/0x80 [ 55.103832][ T584] ? clear_bhb_loop+0x30/0x80 [ 55.108510][ T584] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.114401][ T584] RIP: 0033:0x7fca64f8e929 [ 55.118814][ T584] 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 [ 55.138509][ T584] RSP: 002b:00007fca65d23038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 55.146935][ T584] RAX: ffffffffffffffda RBX: 00007fca651b6080 RCX: 00007fca64f8e929 [ 55.154929][ T584] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 55.162904][ T584] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 55.170882][ T584] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 55.178858][ T584] R13: 0000000000000001 R14: 00007fca651b6080 R15: 00007ffd3854e648 [ 55.186840][ T584] [ 55.211661][ T584] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 55.221997][ T577] loop0: detected capacity change from 0 to 131072 [ 55.242050][ T575] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 55.252633][ T579] loop6: detected capacity change from 0 to 131072 [ 55.256608][ T577] F2FS-fs (loop0): invalid crc value [ 55.276391][ T579] F2FS-fs (loop6): invalid crc value [ 55.292673][ T579] F2FS-fs (loop6): Found nat_bits in checkpoint [ 55.312256][ T577] F2FS-fs (loop0): Found nat_bits in checkpoint [ 55.361868][ T577] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 55.386729][ T577] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 55.399849][ T577] CPU: 0 PID: 577 Comm: syz.0.26 Tainted: G B syzkaller #0 [ 55.408461][ T577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.411582][ T579] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 55.418508][ T577] Call Trace: [ 55.418515][ T577] [ 55.432131][ T577] __dump_stack+0x21/0x24 [ 55.436468][ T577] dump_stack_lvl+0xee/0x150 [ 55.441055][ T577] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.446071][ T577] ? __kasan_check_write+0x14/0x20 [ 55.451208][ T577] dump_stack+0x15/0x24 [ 55.455360][ T577] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 55.460912][ T577] f2fs_is_valid_blkaddr+0x23/0x30 [ 55.466029][ T577] sanity_check_extent_cache+0x1c5/0x480 [ 55.471664][ T577] f2fs_iget+0x3419/0x4de0 [ 55.476084][ T577] f2fs_lookup+0x366/0xab0 [ 55.480496][ T577] ? __cfi_f2fs_lookup+0x10/0x10 [ 55.485425][ T577] ? __cfi_d_alloc_parallel+0x10/0x10 [ 55.490800][ T577] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 55.496605][ T577] ? downgrade_write+0x350/0x350 [ 55.501553][ T577] __lookup_slow+0x2c7/0x3f0 [ 55.506150][ T577] ? lookup_one_len+0x2d0/0x2d0 [ 55.510994][ T577] ? down_read+0xa0/0xf0 [ 55.515247][ T577] lookup_slow+0x57/0x70 [ 55.519486][ T577] walk_component+0x2f4/0x420 [ 55.524190][ T577] path_lookupat+0x180/0x490 [ 55.528772][ T577] filename_lookup+0x1f0/0x500 [ 55.533528][ T577] ? __cfi_filename_lookup+0x10/0x10 [ 55.538810][ T577] ? strncpy_from_user+0x17a/0x2d0 [ 55.544014][ T577] user_path_at_empty+0x47/0x1c0 [ 55.548946][ T577] do_sys_truncate+0xa3/0x190 [ 55.553615][ T577] ? __cfi_do_sys_truncate+0x10/0x10 [ 55.558902][ T577] ? fpregs_restore_userregs+0x128/0x260 [ 55.564539][ T577] __x64_sys_truncate+0x5b/0x70 [ 55.569396][ T577] x64_sys_call+0x679/0x9a0 [ 55.574009][ T577] do_syscall_64+0x4c/0xa0 [ 55.578421][ T577] ? clear_bhb_loop+0x30/0x80 [ 55.583103][ T577] ? clear_bhb_loop+0x30/0x80 [ 55.587870][ T577] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.593847][ T577] RIP: 0033:0x7f286a98e929 [ 55.598259][ T577] 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 [ 55.605497][ T579] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 55.617953][ T577] RSP: 002b:00007f286b87f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 55.617976][ T577] RAX: ffffffffffffffda RBX: 00007f286abb5fa0 RCX: 00007f286a98e929 [ 55.617986][ T577] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 55.617996][ T577] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 55.618006][ T577] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.664863][ T577] R13: 0000000000000000 R14: 00007f286abb5fa0 R15: 00007ffcc0eb7228 [ 55.672839][ T577] [ 55.675857][ T579] CPU: 1 PID: 579 Comm: syz.6.25 Tainted: G B syzkaller #0 [ 55.684447][ T579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.694503][ T579] Call Trace: [ 55.697776][ T579] [ 55.700706][ T579] __dump_stack+0x21/0x24 [ 55.705044][ T579] dump_stack_lvl+0xee/0x150 [ 55.709628][ T579] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.715597][ T579] ? __kasan_check_write+0x14/0x20 [ 55.720697][ T579] dump_stack+0x15/0x24 [ 55.724848][ T579] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 55.730494][ T579] f2fs_is_valid_blkaddr+0x23/0x30 [ 55.735618][ T579] sanity_check_extent_cache+0x1c5/0x480 [ 55.741353][ T579] f2fs_iget+0x3419/0x4de0 [ 55.745791][ T579] f2fs_lookup+0x366/0xab0 [ 55.750255][ T579] ? __cfi_f2fs_lookup+0x10/0x10 [ 55.755202][ T579] ? __cfi_d_alloc_parallel+0x10/0x10 [ 55.760589][ T579] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 55.766319][ T579] ? downgrade_write+0x350/0x350 [ 55.771270][ T579] __lookup_slow+0x2c7/0x3f0 [ 55.775946][ T579] ? lookup_one_len+0x2d0/0x2d0 [ 55.780789][ T579] ? down_read+0xa0/0xf0 [ 55.785035][ T579] lookup_slow+0x57/0x70 [ 55.789273][ T579] walk_component+0x2f4/0x420 [ 55.792977][ T577] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 55.793943][ T579] path_lookupat+0x180/0x490 [ 55.811442][ T579] filename_lookup+0x1f0/0x500 [ 55.816224][ T579] ? __cfi_filename_lookup+0x10/0x10 [ 55.821613][ T579] ? strncpy_from_user+0x17a/0x2d0 [ 55.824117][ T603] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 55.826739][ T579] user_path_at_empty+0x47/0x1c0 [ 55.838397][ T579] do_sys_truncate+0xa3/0x190 [ 55.843069][ T579] ? __cfi_do_sys_truncate+0x10/0x10 [ 55.848341][ T579] ? fpregs_restore_userregs+0x128/0x260 [ 55.853964][ T579] __x64_sys_truncate+0x5b/0x70 [ 55.858805][ T579] x64_sys_call+0x679/0x9a0 [ 55.863299][ T579] do_syscall_64+0x4c/0xa0 [ 55.867705][ T579] ? clear_bhb_loop+0x30/0x80 [ 55.872379][ T579] ? clear_bhb_loop+0x30/0x80 [ 55.877046][ T579] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 55.882931][ T579] RIP: 0033:0x7f3ddd78e929 [ 55.887335][ T579] 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 [ 55.906931][ T579] RSP: 002b:00007f3dde69a038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 55.915338][ T579] RAX: ffffffffffffffda RBX: 00007f3ddd9b5fa0 RCX: 00007f3ddd78e929 [ 55.923301][ T579] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 55.931264][ T579] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 55.939275][ T579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.947269][ T579] R13: 0000000000000000 R14: 00007f3ddd9b5fa0 R15: 00007ffd341b9538 [ 55.955333][ T579] [ 55.958352][ T603] CPU: 0 PID: 603 Comm: syz.0.26 Tainted: G B syzkaller #0 [ 55.967060][ T603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 55.977118][ T603] Call Trace: [ 55.980406][ T603] [ 55.983434][ T603] __dump_stack+0x21/0x24 [ 55.987796][ T603] dump_stack_lvl+0xee/0x150 [ 55.992394][ T603] ? __cfi_dump_stack_lvl+0x8/0x8 [ 55.997529][ T603] ? mutex_unlock+0x89/0x220 [ 56.002129][ T603] ? __kasan_check_write+0x14/0x20 [ 56.007251][ T603] dump_stack+0x15/0x24 [ 56.011405][ T603] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 56.017131][ T603] f2fs_is_valid_blkaddr+0x23/0x30 [ 56.022251][ T603] sanity_check_extent_cache+0x1c5/0x480 [ 56.027895][ T603] f2fs_iget+0x3419/0x4de0 [ 56.032343][ T603] f2fs_lookup+0x366/0xab0 [ 56.036759][ T603] ? __cfi_f2fs_lookup+0x10/0x10 [ 56.041693][ T603] ? __cfi_d_alloc_parallel+0x10/0x10 [ 56.047075][ T603] ? __cfi_f2fs_lookup+0x10/0x10 [ 56.052025][ T603] path_openat+0xff3/0x2f50 [ 56.056607][ T603] ? do_filp_open+0x3c0/0x3c0 [ 56.061268][ T603] do_filp_open+0x1c1/0x3c0 [ 56.065753][ T603] ? __cfi_do_filp_open+0x10/0x10 [ 56.070760][ T603] ? alloc_fd+0x4e6/0x590 [ 56.075072][ T603] do_sys_openat2+0x185/0x7e0 [ 56.079834][ T603] ? do_sys_open+0xe0/0xe0 [ 56.084234][ T603] ? do_user_addr_fault+0x9ac/0x1050 [ 56.089510][ T603] __x64_sys_openat+0x136/0x160 [ 56.094342][ T603] x64_sys_call+0x783/0x9a0 [ 56.098826][ T603] do_syscall_64+0x4c/0xa0 [ 56.103222][ T603] ? clear_bhb_loop+0x30/0x80 [ 56.107972][ T603] ? clear_bhb_loop+0x30/0x80 [ 56.112632][ T603] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.118517][ T603] RIP: 0033:0x7f286a98e929 [ 56.122919][ T603] 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 [ 56.142624][ T603] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 56.151024][ T603] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 56.158982][ T603] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 56.166938][ T603] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 56.174923][ T603] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 56.182876][ T603] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 56.191267][ T603] [ 56.194702][ T579] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 56.216172][ T601] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 56.229305][ T601] CPU: 0 PID: 601 Comm: syz.6.25 Tainted: G B syzkaller #0 [ 56.237916][ T601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.247971][ T601] Call Trace: [ 56.251245][ T601] [ 56.254223][ T601] __dump_stack+0x21/0x24 [ 56.258554][ T601] dump_stack_lvl+0xee/0x150 [ 56.263153][ T601] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.268175][ T601] ? mutex_unlock+0x89/0x220 [ 56.272764][ T601] ? __kasan_check_write+0x14/0x20 [ 56.277865][ T601] dump_stack+0x15/0x24 [ 56.282100][ T601] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 56.287650][ T601] f2fs_is_valid_blkaddr+0x23/0x30 [ 56.292759][ T601] sanity_check_extent_cache+0x1c5/0x480 [ 56.298393][ T601] f2fs_iget+0x3419/0x4de0 [ 56.302810][ T601] f2fs_lookup+0x366/0xab0 [ 56.307277][ T601] ? __cfi_f2fs_lookup+0x10/0x10 [ 56.312297][ T601] ? __cfi_d_alloc_parallel+0x10/0x10 [ 56.317675][ T601] ? __cfi_f2fs_lookup+0x10/0x10 [ 56.322609][ T601] path_openat+0xff3/0x2f50 [ 56.327120][ T601] ? do_filp_open+0x3c0/0x3c0 [ 56.331792][ T601] do_filp_open+0x1c1/0x3c0 [ 56.336293][ T601] ? __cfi_do_filp_open+0x10/0x10 [ 56.341321][ T601] ? alloc_fd+0x4e6/0x590 [ 56.345643][ T601] do_sys_openat2+0x185/0x7e0 [ 56.350317][ T601] ? do_sys_open+0xe0/0xe0 [ 56.354729][ T601] ? do_user_addr_fault+0x9ac/0x1050 [ 56.360096][ T601] __x64_sys_openat+0x136/0x160 [ 56.362037][ T590] loop2: detected capacity change from 0 to 131072 [ 56.364942][ T601] x64_sys_call+0x783/0x9a0 [ 56.375897][ T601] do_syscall_64+0x4c/0xa0 [ 56.380394][ T601] ? clear_bhb_loop+0x30/0x80 [ 56.385075][ T601] ? clear_bhb_loop+0x30/0x80 [ 56.389754][ T601] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.395649][ T601] RIP: 0033:0x7f3ddd78e929 [ 56.400065][ T601] 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 [ 56.419866][ T601] RSP: 002b:00007f3dde679038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 56.428291][ T601] RAX: ffffffffffffffda RBX: 00007f3ddd9b6080 RCX: 00007f3ddd78e929 [ 56.436257][ T601] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 56.444240][ T601] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 56.452187][ T601] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 56.460135][ T601] R13: 0000000000000001 R14: 00007f3ddd9b6080 R15: 00007ffd341b9538 [ 56.468092][ T601] [ 56.471911][ T603] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 56.485707][ T590] F2FS-fs (loop2): invalid crc value [ 56.504209][ T590] F2FS-fs (loop2): Found nat_bits in checkpoint 2025/12/06 00:53:06 executed programs: 24 [ 56.537094][ T590] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 56.545302][ T590] F2FS-fs (loop2): access invalid blkaddr:2147563524 [ 56.554374][ T590] CPU: 0 PID: 590 Comm: syz.2.27 Tainted: G B syzkaller #0 [ 56.563414][ T590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.573477][ T590] Call Trace: [ 56.576748][ T590] [ 56.579666][ T590] __dump_stack+0x21/0x24 [ 56.584075][ T590] dump_stack_lvl+0xee/0x150 [ 56.588655][ T590] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.593657][ T590] ? kmem_cache_alloc+0x256/0x330 [ 56.598665][ T590] ? __kasan_check_write+0x14/0x20 [ 56.603755][ T590] dump_stack+0x15/0x24 [ 56.607888][ T590] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 56.613415][ T590] f2fs_is_valid_blkaddr+0x23/0x30 [ 56.618509][ T590] sanity_check_extent_cache+0x1c5/0x480 [ 56.624122][ T590] f2fs_iget+0x3419/0x4de0 [ 56.628521][ T590] f2fs_lookup+0x366/0xab0 [ 56.632917][ T590] ? __cfi_f2fs_lookup+0x10/0x10 [ 56.637832][ T590] ? __cfi_d_alloc_parallel+0x10/0x10 [ 56.643189][ T590] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 56.648891][ T590] ? downgrade_write+0x350/0x350 [ 56.653817][ T590] __lookup_slow+0x2c7/0x3f0 [ 56.658387][ T590] ? lookup_one_len+0x2d0/0x2d0 [ 56.663217][ T590] ? down_read+0xa0/0xf0 [ 56.667442][ T590] lookup_slow+0x57/0x70 [ 56.671664][ T590] walk_component+0x2f4/0x420 [ 56.676323][ T590] path_lookupat+0x180/0x490 [ 56.680895][ T590] filename_lookup+0x1f0/0x500 [ 56.685637][ T590] ? __cfi_filename_lookup+0x10/0x10 [ 56.690901][ T590] ? strncpy_from_user+0x17a/0x2d0 [ 56.695990][ T590] user_path_at_empty+0x47/0x1c0 [ 56.700908][ T590] do_sys_truncate+0xa3/0x190 [ 56.705560][ T590] ? __cfi_do_sys_truncate+0x10/0x10 [ 56.710843][ T590] ? fpregs_restore_userregs+0x128/0x260 [ 56.716471][ T590] __x64_sys_truncate+0x5b/0x70 [ 56.721321][ T590] x64_sys_call+0x679/0x9a0 [ 56.725812][ T590] do_syscall_64+0x4c/0xa0 [ 56.730219][ T590] ? clear_bhb_loop+0x30/0x80 [ 56.734995][ T590] ? clear_bhb_loop+0x30/0x80 [ 56.739665][ T590] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 56.745539][ T590] RIP: 0033:0x7ff85518e929 [ 56.749932][ T590] 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 [ 56.769604][ T590] RSP: 002b:00007ff8560ab038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 56.778007][ T590] RAX: ffffffffffffffda RBX: 00007ff8553b5fa0 RCX: 00007ff85518e929 [ 56.785959][ T590] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 56.794085][ T590] RBP: 00007ff855210b39 R08: 0000000000000000 R09: 0000000000000000 [ 56.802134][ T590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 56.810093][ T590] R13: 0000000000000000 R14: 00007ff8553b5fa0 R15: 00007ffc0d3da7a8 [ 56.818045][ T590] [ 56.841625][ T601] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 56.881809][ T590] F2FS-fs (loop2): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 56.905633][ T610] F2FS-fs (loop2): access invalid blkaddr:2147563524 [ 56.921773][ T610] CPU: 1 PID: 610 Comm: syz.2.27 Tainted: G B syzkaller #0 [ 56.930386][ T610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 56.940448][ T610] Call Trace: [ 56.943728][ T610] [ 56.946658][ T610] __dump_stack+0x21/0x24 [ 56.950988][ T610] dump_stack_lvl+0xee/0x150 [ 56.955573][ T610] ? __cfi_dump_stack_lvl+0x8/0x8 [ 56.960589][ T610] ? mutex_unlock+0x89/0x220 [ 56.965179][ T610] ? __kasan_check_write+0x14/0x20 [ 56.970469][ T610] dump_stack+0x15/0x24 [ 56.974620][ T610] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 56.980251][ T610] f2fs_is_valid_blkaddr+0x23/0x30 [ 56.985364][ T610] sanity_check_extent_cache+0x1c5/0x480 [ 56.990991][ T610] f2fs_iget+0x3419/0x4de0 [ 56.995404][ T610] f2fs_lookup+0x366/0xab0 [ 56.999853][ T610] ? __cfi_f2fs_lookup+0x10/0x10 [ 57.004787][ T610] ? __cfi_d_alloc_parallel+0x10/0x10 [ 57.010206][ T610] ? __cfi_f2fs_lookup+0x10/0x10 [ 57.015134][ T610] path_openat+0xff3/0x2f50 [ 57.019726][ T610] ? do_filp_open+0x3c0/0x3c0 [ 57.024396][ T610] do_filp_open+0x1c1/0x3c0 [ 57.028893][ T610] ? __cfi_do_filp_open+0x10/0x10 [ 57.033927][ T610] ? alloc_fd+0x4e6/0x590 [ 57.038249][ T610] do_sys_openat2+0x185/0x7e0 [ 57.042929][ T610] ? do_sys_open+0xe0/0xe0 [ 57.047343][ T610] ? do_user_addr_fault+0x9ac/0x1050 [ 57.052627][ T610] __x64_sys_openat+0x136/0x160 [ 57.057562][ T610] x64_sys_call+0x783/0x9a0 [ 57.062063][ T610] do_syscall_64+0x4c/0xa0 [ 57.066470][ T610] ? clear_bhb_loop+0x30/0x80 [ 57.071229][ T610] ? clear_bhb_loop+0x30/0x80 [ 57.075899][ T610] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.081790][ T610] RIP: 0033:0x7ff85518e929 [ 57.086223][ T610] 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 [ 57.105830][ T610] RSP: 002b:00007ff85608a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 57.114246][ T610] RAX: ffffffffffffffda RBX: 00007ff8553b6080 RCX: 00007ff85518e929 [ 57.122218][ T610] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 57.130201][ T610] RBP: 00007ff855210b39 R08: 0000000000000000 R09: 0000000000000000 [ 57.138172][ T610] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 57.147010][ T610] R13: 0000000000000001 R14: 00007ff8553b6080 R15: 00007ffc0d3da7a8 [ 57.155072][ T610] [ 57.248950][ T602] loop5: detected capacity change from 0 to 131072 [ 57.265220][ T602] F2FS-fs (loop5): invalid crc value [ 57.301476][ T602] F2FS-fs (loop5): Found nat_bits in checkpoint [ 57.335223][ T602] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 57.343448][ T602] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 57.351715][ T602] CPU: 0 PID: 602 Comm: syz.5.28 Tainted: G B syzkaller #0 [ 57.360315][ T602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 57.370369][ T602] Call Trace: [ 57.373646][ T602] [ 57.376569][ T602] __dump_stack+0x21/0x24 [ 57.380892][ T602] dump_stack_lvl+0xee/0x150 [ 57.385474][ T602] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.390496][ T602] ? __kasan_check_write+0x14/0x20 [ 57.395606][ T602] dump_stack+0x15/0x24 [ 57.399757][ T602] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 57.405314][ T602] f2fs_is_valid_blkaddr+0x23/0x30 [ 57.410430][ T602] sanity_check_extent_cache+0x1c5/0x480 [ 57.416062][ T602] f2fs_iget+0x3419/0x4de0 [ 57.420484][ T602] f2fs_lookup+0x366/0xab0 [ 57.424892][ T602] ? __cfi_f2fs_lookup+0x10/0x10 [ 57.429823][ T602] ? __cfi_d_alloc_parallel+0x10/0x10 [ 57.435192][ T602] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 57.440906][ T602] ? downgrade_write+0x350/0x350 [ 57.445925][ T602] __lookup_slow+0x2c7/0x3f0 [ 57.450522][ T602] ? lookup_one_len+0x2d0/0x2d0 [ 57.455373][ T602] ? down_read+0xa0/0xf0 [ 57.459620][ T602] lookup_slow+0x57/0x70 [ 57.463854][ T602] walk_component+0x2f4/0x420 [ 57.468631][ T602] path_lookupat+0x180/0x490 [ 57.473210][ T602] filename_lookup+0x1f0/0x500 [ 57.477964][ T602] ? __cfi_filename_lookup+0x10/0x10 [ 57.483249][ T602] ? strncpy_from_user+0x17a/0x2d0 [ 57.488361][ T602] user_path_at_empty+0x47/0x1c0 [ 57.493381][ T602] do_sys_truncate+0xa3/0x190 [ 57.498057][ T602] ? __cfi_do_sys_truncate+0x10/0x10 [ 57.503334][ T602] ? fpregs_restore_userregs+0x128/0x260 [ 57.508960][ T602] __x64_sys_truncate+0x5b/0x70 [ 57.513811][ T602] x64_sys_call+0x679/0x9a0 [ 57.518577][ T602] do_syscall_64+0x4c/0xa0 [ 57.522985][ T602] ? clear_bhb_loop+0x30/0x80 [ 57.527666][ T602] ? clear_bhb_loop+0x30/0x80 [ 57.532340][ T602] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 57.538231][ T602] RIP: 0033:0x7fca64f8e929 [ 57.542689][ T602] 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 [ 57.562289][ T602] RSP: 002b:00007fca65d44038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 57.570700][ T602] RAX: ffffffffffffffda RBX: 00007fca651b5fa0 RCX: 00007fca64f8e929 [ 57.578671][ T602] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 57.586723][ T602] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 57.594693][ T602] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 57.602659][ T602] R13: 0000000000000000 R14: 00007fca651b5fa0 R15: 00007ffd3854e648 [ 57.610711][ T602] [ 57.644679][ T610] F2FS-fs (loop2): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 57.688202][ T605] loop4: detected capacity change from 0 to 131072 [ 57.714563][ T605] F2FS-fs (loop4): invalid crc value [ 57.752269][ T605] F2FS-fs (loop4): Found nat_bits in checkpoint [ 57.811597][ T605] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 57.822153][ T605] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 57.840107][ T605] CPU: 1 PID: 605 Comm: syz.4.29 Tainted: G B syzkaller #0 [ 57.848717][ T605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 57.858773][ T605] Call Trace: [ 57.862149][ T605] [ 57.865083][ T605] __dump_stack+0x21/0x24 [ 57.869412][ T605] dump_stack_lvl+0xee/0x150 [ 57.873990][ T605] ? __cfi_dump_stack_lvl+0x8/0x8 [ 57.879030][ T605] ? __kasan_check_write+0x14/0x20 [ 57.884154][ T605] dump_stack+0x15/0x24 [ 57.888308][ T605] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 57.893856][ T605] f2fs_is_valid_blkaddr+0x23/0x30 [ 57.898975][ T605] sanity_check_extent_cache+0x1c5/0x480 [ 57.904615][ T605] f2fs_iget+0x3419/0x4de0 [ 57.909037][ T605] f2fs_lookup+0x366/0xab0 [ 57.913532][ T605] ? __cfi_f2fs_lookup+0x10/0x10 [ 57.918458][ T605] ? __cfi_d_alloc_parallel+0x10/0x10 [ 57.923831][ T605] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 57.929554][ T605] ? downgrade_write+0x350/0x350 [ 57.934507][ T605] __lookup_slow+0x2c7/0x3f0 [ 57.939437][ T605] ? lookup_one_len+0x2d0/0x2d0 [ 57.944286][ T605] ? down_read+0xa0/0xf0 [ 57.948539][ T605] lookup_slow+0x57/0x70 [ 57.952774][ T605] walk_component+0x2f4/0x420 [ 57.957451][ T605] path_lookupat+0x180/0x490 [ 57.962046][ T605] filename_lookup+0x1f0/0x500 [ 57.966810][ T605] ? __cfi_filename_lookup+0x10/0x10 [ 57.972095][ T605] ? strncpy_from_user+0x17a/0x2d0 [ 57.977201][ T605] user_path_at_empty+0x47/0x1c0 [ 57.982134][ T605] do_sys_truncate+0xa3/0x190 [ 57.986807][ T605] ? __cfi_do_sys_truncate+0x10/0x10 [ 57.992085][ T605] ? fpregs_restore_userregs+0x128/0x260 [ 57.997711][ T605] __x64_sys_truncate+0x5b/0x70 [ 58.002557][ T605] x64_sys_call+0x679/0x9a0 [ 58.007073][ T605] do_syscall_64+0x4c/0xa0 [ 58.011487][ T605] ? clear_bhb_loop+0x30/0x80 [ 58.016165][ T605] ? clear_bhb_loop+0x30/0x80 [ 58.020847][ T605] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 58.026746][ T605] RIP: 0033:0x7f5df978e929 [ 58.031248][ T605] 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 [ 58.050953][ T605] RSP: 002b:00007f5dfa5b1038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 58.059376][ T605] RAX: ffffffffffffffda RBX: 00007f5df99b5fa0 RCX: 00007f5df978e929 [ 58.067357][ T605] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 58.075423][ T605] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 58.083403][ T605] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.091373][ T605] R13: 0000000000000000 R14: 00007f5df99b5fa0 R15: 00007ffd99147918 [ 58.091569][ T602] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 58.099342][ T605] [ 58.187606][ T612] loop0: detected capacity change from 0 to 131072 [ 58.195433][ T605] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 58.209835][ T612] F2FS-fs (loop0): invalid crc value [ 58.245286][ T626] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 58.262295][ T626] CPU: 1 PID: 626 Comm: syz.4.29 Tainted: G B syzkaller #0 [ 58.271110][ T626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.281175][ T626] Call Trace: [ 58.284453][ T626] [ 58.287376][ T626] __dump_stack+0x21/0x24 [ 58.291708][ T626] dump_stack_lvl+0xee/0x150 [ 58.296291][ T626] ? __cfi_dump_stack_lvl+0x8/0x8 [ 58.301307][ T626] ? mutex_unlock+0x89/0x220 [ 58.305897][ T626] ? __kasan_check_write+0x14/0x20 [ 58.311016][ T626] dump_stack+0x15/0x24 [ 58.315172][ T626] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 58.320729][ T626] f2fs_is_valid_blkaddr+0x23/0x30 [ 58.325834][ T626] sanity_check_extent_cache+0x1c5/0x480 [ 58.331478][ T626] f2fs_iget+0x3419/0x4de0 [ 58.335912][ T626] f2fs_lookup+0x366/0xab0 [ 58.340337][ T626] ? __cfi_f2fs_lookup+0x10/0x10 [ 58.345267][ T626] ? __cfi_d_alloc_parallel+0x10/0x10 [ 58.350640][ T626] ? __cfi_f2fs_lookup+0x10/0x10 [ 58.355573][ T626] path_openat+0xff3/0x2f50 [ 58.360116][ T626] ? do_filp_open+0x3c0/0x3c0 [ 58.364794][ T626] do_filp_open+0x1c1/0x3c0 [ 58.369293][ T626] ? __cfi_do_filp_open+0x10/0x10 [ 58.374411][ T626] ? alloc_fd+0x4e6/0x590 [ 58.378736][ T626] do_sys_openat2+0x185/0x7e0 [ 58.383496][ T626] ? do_sys_open+0xe0/0xe0 [ 58.384556][ T618] loop6: detected capacity change from 0 to 131072 [ 58.387924][ T626] ? do_user_addr_fault+0x9ac/0x1050 [ 58.387946][ T626] __x64_sys_openat+0x136/0x160 [ 58.404505][ T626] x64_sys_call+0x783/0x9a0 [ 58.409008][ T626] do_syscall_64+0x4c/0xa0 [ 58.413417][ T626] ? clear_bhb_loop+0x30/0x80 [ 58.418097][ T626] ? clear_bhb_loop+0x30/0x80 [ 58.422790][ T626] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 58.422862][ T618] F2FS-fs (loop6): invalid crc value [ 58.428681][ T626] RIP: 0033:0x7f5df978e929 [ 58.428697][ T626] 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 [ 58.458026][ T626] RSP: 002b:00007f5dfa590038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 58.466443][ T626] RAX: ffffffffffffffda RBX: 00007f5df99b6080 RCX: 00007f5df978e929 [ 58.474420][ T626] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 58.482390][ T626] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 58.490362][ T626] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 58.498425][ T626] R13: 0000000000000001 R14: 00007f5df99b6080 R15: 00007ffd99147918 [ 58.506404][ T626] [ 58.511340][ T612] F2FS-fs (loop0): Found nat_bits in checkpoint [ 58.533351][ T618] F2FS-fs (loop6): Found nat_bits in checkpoint [ 58.573171][ T612] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 58.586281][ T626] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 58.599523][ T612] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 58.608760][ T612] CPU: 1 PID: 612 Comm: syz.0.30 Tainted: G B syzkaller #0 [ 58.617376][ T612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.627436][ T612] Call Trace: [ 58.630722][ T612] [ 58.633645][ T612] __dump_stack+0x21/0x24 [ 58.637984][ T612] dump_stack_lvl+0xee/0x150 [ 58.642570][ T612] ? __cfi_dump_stack_lvl+0x8/0x8 [ 58.647774][ T612] ? __kasan_check_write+0x14/0x20 [ 58.652883][ T612] dump_stack+0x15/0x24 [ 58.657052][ T612] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 58.662611][ T612] f2fs_is_valid_blkaddr+0x23/0x30 [ 58.667721][ T612] sanity_check_extent_cache+0x1c5/0x480 [ 58.673361][ T612] f2fs_iget+0x3419/0x4de0 [ 58.677798][ T612] f2fs_lookup+0x366/0xab0 [ 58.682317][ T612] ? __cfi_f2fs_lookup+0x10/0x10 [ 58.687259][ T612] ? __cfi_d_alloc_parallel+0x10/0x10 [ 58.692645][ T612] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 58.698380][ T612] ? downgrade_write+0x350/0x350 [ 58.703330][ T612] __lookup_slow+0x2c7/0x3f0 [ 58.707924][ T612] ? lookup_one_len+0x2d0/0x2d0 [ 58.712788][ T612] ? down_read+0xa0/0xf0 [ 58.717047][ T612] lookup_slow+0x57/0x70 [ 58.721293][ T612] walk_component+0x2f4/0x420 [ 58.725981][ T612] path_lookupat+0x180/0x490 [ 58.730577][ T612] filename_lookup+0x1f0/0x500 [ 58.735339][ T612] ? __cfi_filename_lookup+0x10/0x10 [ 58.740628][ T612] ? strncpy_from_user+0x17a/0x2d0 [ 58.745739][ T612] user_path_at_empty+0x47/0x1c0 [ 58.750769][ T612] do_sys_truncate+0xa3/0x190 [ 58.755441][ T612] ? __cfi_do_sys_truncate+0x10/0x10 [ 58.760730][ T612] ? fpregs_restore_userregs+0x128/0x260 [ 58.766362][ T612] __x64_sys_truncate+0x5b/0x70 [ 58.771216][ T612] x64_sys_call+0x679/0x9a0 [ 58.775734][ T612] do_syscall_64+0x4c/0xa0 [ 58.780158][ T612] ? clear_bhb_loop+0x30/0x80 [ 58.784858][ T612] ? clear_bhb_loop+0x30/0x80 [ 58.789641][ T612] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 58.795549][ T612] RIP: 0033:0x7f286a98e929 [ 58.799970][ T612] 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 [ 58.819586][ T612] RSP: 002b:00007f286b87f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 58.828013][ T612] RAX: ffffffffffffffda RBX: 00007f286abb5fa0 RCX: 00007f286a98e929 [ 58.836002][ T612] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 58.843978][ T612] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 58.851955][ T612] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 58.859923][ T612] R13: 0000000000000000 R14: 00007f286abb5fa0 R15: 00007ffcc0eb7228 [ 58.867909][ T612] [ 58.871398][ T618] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 58.872238][ T612] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 58.908167][ T618] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 58.922609][ T637] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 58.929476][ T637] CPU: 1 PID: 637 Comm: syz.0.30 Tainted: G B syzkaller #0 [ 58.938081][ T637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 58.948148][ T637] Call Trace: [ 58.951430][ T637] [ 58.954352][ T637] __dump_stack+0x21/0x24 [ 58.958689][ T637] dump_stack_lvl+0xee/0x150 [ 58.963287][ T637] ? __cfi_dump_stack_lvl+0x8/0x8 [ 58.968314][ T637] ? mutex_unlock+0x89/0x220 [ 58.972915][ T637] ? __kasan_check_write+0x14/0x20 [ 58.978016][ T637] dump_stack+0x15/0x24 [ 58.982338][ T637] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 58.987884][ T637] f2fs_is_valid_blkaddr+0x23/0x30 [ 58.992993][ T637] sanity_check_extent_cache+0x1c5/0x480 [ 58.998714][ T637] f2fs_iget+0x3419/0x4de0 [ 59.003219][ T637] f2fs_lookup+0x366/0xab0 [ 59.007635][ T637] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.012979][ T637] ? __cfi_d_alloc_parallel+0x10/0x10 [ 59.018470][ T637] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.023403][ T637] path_openat+0xff3/0x2f50 [ 59.027907][ T637] ? do_filp_open+0x3c0/0x3c0 [ 59.032672][ T637] do_filp_open+0x1c1/0x3c0 [ 59.037183][ T637] ? __cfi_do_filp_open+0x10/0x10 [ 59.042211][ T637] ? alloc_fd+0x4e6/0x590 [ 59.046530][ T637] do_sys_openat2+0x185/0x7e0 [ 59.051202][ T637] ? do_sys_open+0xe0/0xe0 [ 59.055624][ T637] ? do_user_addr_fault+0x9ac/0x1050 [ 59.060983][ T637] __x64_sys_openat+0x136/0x160 [ 59.065856][ T637] x64_sys_call+0x783/0x9a0 [ 59.070367][ T637] do_syscall_64+0x4c/0xa0 [ 59.074785][ T637] ? clear_bhb_loop+0x30/0x80 [ 59.079456][ T637] ? clear_bhb_loop+0x30/0x80 [ 59.084126][ T637] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 59.090065][ T637] RIP: 0033:0x7f286a98e929 [ 59.094660][ T637] 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 [ 59.114536][ T637] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 59.122965][ T637] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 59.130954][ T637] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 59.138937][ T637] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 59.146925][ T637] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 59.154938][ T637] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 59.162941][ T637] [ 59.176534][ T618] CPU: 0 PID: 618 Comm: syz.6.31 Tainted: G B syzkaller #0 [ 59.185155][ T618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 59.195224][ T618] Call Trace: [ 59.198501][ T618] [ 59.201423][ T618] __dump_stack+0x21/0x24 [ 59.205766][ T618] dump_stack_lvl+0xee/0x150 [ 59.210353][ T618] ? __cfi_dump_stack_lvl+0x8/0x8 [ 59.215386][ T618] ? __kasan_check_write+0x14/0x20 [ 59.220496][ T618] dump_stack+0x15/0x24 [ 59.224736][ T618] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 59.230289][ T618] f2fs_is_valid_blkaddr+0x23/0x30 [ 59.235413][ T618] sanity_check_extent_cache+0x1c5/0x480 [ 59.241057][ T618] f2fs_iget+0x3419/0x4de0 [ 59.245499][ T618] f2fs_lookup+0x366/0xab0 [ 59.249949][ T618] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.254898][ T618] ? __cfi_d_alloc_parallel+0x10/0x10 [ 59.260284][ T618] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 59.266013][ T618] ? downgrade_write+0x350/0x350 [ 59.271236][ T618] __lookup_slow+0x2c7/0x3f0 [ 59.275833][ T618] ? lookup_one_len+0x2d0/0x2d0 [ 59.280690][ T618] ? down_read+0xa0/0xf0 [ 59.284952][ T618] lookup_slow+0x57/0x70 [ 59.289201][ T618] walk_component+0x2f4/0x420 [ 59.293881][ T618] path_lookupat+0x180/0x490 [ 59.298470][ T618] filename_lookup+0x1f0/0x500 [ 59.303235][ T618] ? __cfi_filename_lookup+0x10/0x10 [ 59.308523][ T618] ? strncpy_from_user+0x17a/0x2d0 [ 59.313648][ T618] user_path_at_empty+0x47/0x1c0 [ 59.318599][ T618] do_sys_truncate+0xa3/0x190 [ 59.323284][ T618] ? __cfi_do_sys_truncate+0x10/0x10 [ 59.328573][ T618] ? fpregs_restore_userregs+0x128/0x260 [ 59.334392][ T618] __x64_sys_truncate+0x5b/0x70 [ 59.339249][ T618] x64_sys_call+0x679/0x9a0 [ 59.343759][ T618] do_syscall_64+0x4c/0xa0 [ 59.348186][ T618] ? clear_bhb_loop+0x30/0x80 [ 59.352927][ T618] ? clear_bhb_loop+0x30/0x80 [ 59.357612][ T618] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 59.363509][ T618] RIP: 0033:0x7f3ddd78e929 [ 59.367924][ T618] 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 [ 59.387543][ T618] RSP: 002b:00007f3dde69a038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 59.395972][ T618] RAX: ffffffffffffffda RBX: 00007f3ddd9b5fa0 RCX: 00007f3ddd78e929 [ 59.403969][ T618] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 59.408255][ T633] loop5: detected capacity change from 0 to 131072 [ 59.411950][ T618] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 59.411963][ T618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 59.411971][ T618] R13: 0000000000000000 R14: 00007f3ddd9b5fa0 R15: 00007ffd341b9538 [ 59.411984][ T618] [ 59.415377][ T625] loop2: detected capacity change from 0 to 131072 [ 59.418744][ T637] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 59.431090][ T618] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 59.467677][ T625] F2FS-fs (loop2): invalid crc value [ 59.481776][ T633] F2FS-fs (loop5): invalid crc value [ 59.514655][ T633] F2FS-fs (loop5): Found nat_bits in checkpoint [ 59.552503][ T625] F2FS-fs (loop2): Found nat_bits in checkpoint [ 59.587240][ T633] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 59.595484][ T638] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 59.602467][ T638] CPU: 0 PID: 638 Comm: syz.6.31 Tainted: G B syzkaller #0 [ 59.611061][ T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 59.621122][ T638] Call Trace: [ 59.624413][ T638] [ 59.627354][ T638] __dump_stack+0x21/0x24 [ 59.631685][ T638] dump_stack_lvl+0xee/0x150 [ 59.636276][ T638] ? __cfi_dump_stack_lvl+0x8/0x8 [ 59.641297][ T638] ? __kasan_check_write+0x14/0x20 [ 59.646402][ T638] dump_stack+0x15/0x24 [ 59.650562][ T638] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 59.656103][ T638] f2fs_is_valid_blkaddr+0x23/0x30 [ 59.661215][ T638] sanity_check_extent_cache+0x1c5/0x480 [ 59.665047][ T648] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 59.666855][ T638] f2fs_iget+0x3419/0x4de0 [ 59.677915][ T638] f2fs_lookup+0x366/0xab0 [ 59.682342][ T638] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.687289][ T638] ? __cfi_d_alloc_parallel+0x10/0x10 [ 59.692665][ T638] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.697592][ T638] path_openat+0xff3/0x2f50 [ 59.702097][ T638] ? do_filp_open+0x3c0/0x3c0 [ 59.706769][ T638] do_filp_open+0x1c1/0x3c0 [ 59.711275][ T638] ? __cfi_do_filp_open+0x10/0x10 [ 59.716293][ T638] ? alloc_fd+0x4e6/0x590 [ 59.720667][ T638] do_sys_openat2+0x185/0x7e0 [ 59.725330][ T638] ? do_sys_open+0xe0/0xe0 [ 59.729731][ T638] ? do_user_addr_fault+0x9ac/0x1050 [ 59.735003][ T638] __x64_sys_openat+0x136/0x160 [ 59.739926][ T638] x64_sys_call+0x783/0x9a0 [ 59.744410][ T638] do_syscall_64+0x4c/0xa0 [ 59.748804][ T638] ? clear_bhb_loop+0x30/0x80 [ 59.753464][ T638] ? clear_bhb_loop+0x30/0x80 [ 59.758136][ T638] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 59.764011][ T638] RIP: 0033:0x7f3ddd78e929 [ 59.768407][ T638] 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 [ 59.788031][ T638] RSP: 002b:00007f3dde679038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 59.796428][ T638] RAX: ffffffffffffffda RBX: 00007f3ddd9b6080 RCX: 00007f3ddd78e929 [ 59.804383][ T638] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 59.812331][ T638] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 59.820279][ T638] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 59.828235][ T638] R13: 0000000000000001 R14: 00007f3ddd9b6080 R15: 00007ffd341b9538 [ 59.836275][ T638] [ 59.841293][ T648] CPU: 0 PID: 648 Comm: syz.5.33 Tainted: G B syzkaller #0 [ 59.849897][ T648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 59.859950][ T648] Call Trace: [ 59.863230][ T648] [ 59.866154][ T648] __dump_stack+0x21/0x24 [ 59.870481][ T648] dump_stack_lvl+0xee/0x150 [ 59.875077][ T648] ? __cfi_dump_stack_lvl+0x8/0x8 [ 59.880115][ T648] ? __kasan_check_write+0x14/0x20 [ 59.885495][ T648] dump_stack+0x15/0x24 [ 59.889647][ T648] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 59.895205][ T648] f2fs_is_valid_blkaddr+0x23/0x30 [ 59.900326][ T648] sanity_check_extent_cache+0x1c5/0x480 [ 59.905997][ T648] f2fs_iget+0x3419/0x4de0 [ 59.910422][ T648] f2fs_lookup+0x366/0xab0 [ 59.914834][ T648] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.919767][ T648] ? __cfi_d_alloc_parallel+0x10/0x10 [ 59.925141][ T648] ? __cfi_f2fs_lookup+0x10/0x10 [ 59.930079][ T648] path_openat+0xff3/0x2f50 [ 59.934583][ T648] ? do_filp_open+0x3c0/0x3c0 [ 59.939256][ T648] do_filp_open+0x1c1/0x3c0 [ 59.943839][ T648] ? __cfi_do_filp_open+0x10/0x10 [ 59.948858][ T648] ? alloc_fd+0x4e6/0x590 [ 59.953271][ T648] do_sys_openat2+0x185/0x7e0 [ 59.957942][ T648] ? do_sys_open+0xe0/0xe0 [ 59.962352][ T648] ? do_user_addr_fault+0x9ac/0x1050 [ 59.967636][ T648] __x64_sys_openat+0x136/0x160 [ 59.972485][ T648] x64_sys_call+0x783/0x9a0 [ 59.977012][ T648] do_syscall_64+0x4c/0xa0 [ 59.981520][ T648] ? clear_bhb_loop+0x30/0x80 [ 59.986317][ T648] ? clear_bhb_loop+0x30/0x80 [ 59.991109][ T648] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 59.996991][ T648] RIP: 0033:0x7fca64f8e929 [ 60.001478][ T648] 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 [ 60.021159][ T648] RSP: 002b:00007fca65d23038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 60.029554][ T648] RAX: ffffffffffffffda RBX: 00007fca651b6080 RCX: 00007fca64f8e929 [ 60.037594][ T648] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 60.045557][ T648] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 60.053508][ T648] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 60.061456][ T648] R13: 0000000000000001 R14: 00007fca651b6080 R15: 00007ffd3854e648 [ 60.069413][ T648] [ 60.072507][ T638] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 60.091602][ T625] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 60.103625][ T625] F2FS-fs (loop2): access invalid blkaddr:2147563524 [ 60.110331][ T625] CPU: 1 PID: 625 Comm: syz.2.32 Tainted: G B syzkaller #0 [ 60.119035][ T625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 60.129117][ T625] Call Trace: [ 60.132406][ T625] [ 60.135341][ T625] __dump_stack+0x21/0x24 [ 60.139683][ T625] dump_stack_lvl+0xee/0x150 [ 60.144283][ T625] ? __cfi_dump_stack_lvl+0x8/0x8 [ 60.149320][ T625] ? kmem_cache_alloc+0x256/0x330 [ 60.154358][ T625] ? __kasan_check_write+0x14/0x20 [ 60.159478][ T625] dump_stack+0x15/0x24 [ 60.163655][ T625] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 60.169211][ T625] f2fs_is_valid_blkaddr+0x23/0x30 [ 60.174344][ T625] sanity_check_extent_cache+0x1c5/0x480 [ 60.179998][ T625] f2fs_iget+0x3419/0x4de0 [ 60.184441][ T625] f2fs_lookup+0x366/0xab0 [ 60.188871][ T625] ? __cfi_f2fs_lookup+0x10/0x10 [ 60.193903][ T625] ? __cfi_d_alloc_parallel+0x10/0x10 [ 60.199304][ T625] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 60.205047][ T625] ? downgrade_write+0x350/0x350 [ 60.210008][ T625] __lookup_slow+0x2c7/0x3f0 [ 60.214677][ T625] ? lookup_one_len+0x2d0/0x2d0 [ 60.219547][ T625] ? down_read+0xa0/0xf0 [ 60.223794][ T625] lookup_slow+0x57/0x70 [ 60.228023][ T625] walk_component+0x2f4/0x420 [ 60.232688][ T625] path_lookupat+0x180/0x490 [ 60.238057][ T625] filename_lookup+0x1f0/0x500 [ 60.242809][ T625] ? __cfi_filename_lookup+0x10/0x10 [ 60.248086][ T625] ? strncpy_from_user+0x17a/0x2d0 [ 60.253178][ T625] user_path_at_empty+0x47/0x1c0 [ 60.258123][ T625] do_sys_truncate+0xa3/0x190 [ 60.262780][ T625] ? __cfi_do_sys_truncate+0x10/0x10 [ 60.268045][ T625] ? fpregs_restore_userregs+0x128/0x260 [ 60.273663][ T625] __x64_sys_truncate+0x5b/0x70 [ 60.278518][ T625] x64_sys_call+0x679/0x9a0 [ 60.283010][ T625] do_syscall_64+0x4c/0xa0 [ 60.287407][ T625] ? clear_bhb_loop+0x30/0x80 [ 60.292070][ T625] ? clear_bhb_loop+0x30/0x80 [ 60.296749][ T625] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 60.302645][ T625] RIP: 0033:0x7ff85518e929 [ 60.307049][ T625] 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 [ 60.326908][ T625] RSP: 002b:00007ff8560ab038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 60.335333][ T625] RAX: ffffffffffffffda RBX: 00007ff8553b5fa0 RCX: 00007ff85518e929 [ 60.343391][ T625] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 60.351343][ T625] RBP: 00007ff855210b39 R08: 0000000000000000 R09: 0000000000000000 [ 60.359292][ T625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 60.367244][ T625] R13: 0000000000000000 R14: 00007ff8553b5fa0 R15: 00007ffc0d3da7a8 [ 60.375199][ T625] [ 60.382344][ T648] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 60.401935][ T625] F2FS-fs (loop2): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 60.444168][ T652] F2FS-fs (loop2): access invalid blkaddr:2147563524 [ 60.450913][ T652] CPU: 0 PID: 652 Comm: syz.2.32 Tainted: G B syzkaller #0 [ 60.459510][ T652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 60.469595][ T652] Call Trace: [ 60.472971][ T652] [ 60.475911][ T652] __dump_stack+0x21/0x24 [ 60.480246][ T652] dump_stack_lvl+0xee/0x150 [ 60.484841][ T652] ? __cfi_dump_stack_lvl+0x8/0x8 [ 60.489872][ T652] ? mutex_unlock+0x89/0x220 [ 60.494471][ T652] ? __kasan_check_write+0x14/0x20 [ 60.499585][ T652] dump_stack+0x15/0x24 [ 60.503835][ T652] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 60.506554][ T633] F2FS-fs (loop5): access invalid blkaddr:2147563524 [ 60.509833][ T652] f2fs_is_valid_blkaddr+0x23/0x30 [ 60.521954][ T652] sanity_check_extent_cache+0x1c5/0x480 [ 60.527602][ T652] f2fs_iget+0x3419/0x4de0 [ 60.532054][ T652] f2fs_lookup+0x366/0xab0 [ 60.536470][ T652] ? __cfi_f2fs_lookup+0x10/0x10 [ 60.541413][ T652] ? __cfi_d_alloc_parallel+0x10/0x10 [ 60.546787][ T652] ? __cfi_f2fs_lookup+0x10/0x10 [ 60.551719][ T652] path_openat+0xff3/0x2f50 [ 60.556227][ T652] ? do_filp_open+0x3c0/0x3c0 [ 60.560939][ T652] do_filp_open+0x1c1/0x3c0 [ 60.565441][ T652] ? __cfi_do_filp_open+0x10/0x10 [ 60.570559][ T652] ? alloc_fd+0x4e6/0x590 [ 60.574932][ T652] do_sys_openat2+0x185/0x7e0 [ 60.579605][ T652] ? do_sys_open+0xe0/0xe0 [ 60.584016][ T652] ? do_user_addr_fault+0x9ac/0x1050 [ 60.589386][ T652] __x64_sys_openat+0x136/0x160 [ 60.594244][ T652] x64_sys_call+0x783/0x9a0 [ 60.598823][ T652] do_syscall_64+0x4c/0xa0 [ 60.603228][ T652] ? clear_bhb_loop+0x30/0x80 [ 60.607903][ T652] ? clear_bhb_loop+0x30/0x80 [ 60.609840][ T640] loop4: detected capacity change from 0 to 131072 [ 60.612588][ T652] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 60.612609][ T652] RIP: 0033:0x7ff85518e929 [ 60.612622][ T652] 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 [ 60.648966][ T652] RSP: 002b:00007ff85608a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 60.657398][ T652] RAX: ffffffffffffffda RBX: 00007ff8553b6080 RCX: 00007ff85518e929 [ 60.662836][ T640] F2FS-fs (loop4): invalid crc value [ 60.665367][ T652] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 60.678593][ T652] RBP: 00007ff855210b39 R08: 0000000000000000 R09: 0000000000000000 [ 60.686657][ T652] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 60.694618][ T652] R13: 0000000000000001 R14: 00007ff8553b6080 R15: 00007ffc0d3da7a8 [ 60.702580][ T652] [ 60.719439][ T633] CPU: 1 PID: 633 Comm: syz.5.33 Tainted: G B syzkaller #0 [ 60.728074][ T633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 60.738135][ T633] Call Trace: [ 60.741418][ T633] [ 60.744353][ T633] __dump_stack+0x21/0x24 [ 60.748690][ T633] dump_stack_lvl+0xee/0x150 [ 60.753294][ T633] ? __cfi_dump_stack_lvl+0x8/0x8 [ 60.758320][ T633] ? __kasan_check_write+0x14/0x20 [ 60.763429][ T633] dump_stack+0x15/0x24 [ 60.767600][ T633] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 60.773159][ T633] f2fs_is_valid_blkaddr+0x23/0x30 [ 60.778298][ T633] sanity_check_extent_cache+0x1c5/0x480 [ 60.783960][ T633] f2fs_iget+0x3419/0x4de0 [ 60.788399][ T633] f2fs_lookup+0x366/0xab0 [ 60.792832][ T633] ? __cfi_f2fs_lookup+0x10/0x10 [ 60.797817][ T633] ? __cfi_d_alloc_parallel+0x10/0x10 [ 60.803201][ T633] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 60.808940][ T633] ? downgrade_write+0x350/0x350 [ 60.813944][ T633] __lookup_slow+0x2c7/0x3f0 [ 60.818550][ T633] ? lookup_one_len+0x2d0/0x2d0 [ 60.823489][ T633] ? down_read+0xa0/0xf0 [ 60.828013][ T633] lookup_slow+0x57/0x70 [ 60.832361][ T633] walk_component+0x2f4/0x420 [ 60.837233][ T633] path_lookupat+0x180/0x490 [ 60.841916][ T633] filename_lookup+0x1f0/0x500 [ 60.846685][ T633] ? __cfi_filename_lookup+0x10/0x10 [ 60.851966][ T633] ? strncpy_from_user+0x17a/0x2d0 [ 60.857072][ T633] user_path_at_empty+0x47/0x1c0 [ 60.862009][ T633] do_sys_truncate+0xa3/0x190 [ 60.866800][ T633] ? __cfi_do_sys_truncate+0x10/0x10 [ 60.872351][ T633] ? fpregs_restore_userregs+0x128/0x260 [ 60.878029][ T633] __x64_sys_truncate+0x5b/0x70 [ 60.883000][ T633] x64_sys_call+0x679/0x9a0 [ 60.887613][ T633] do_syscall_64+0x4c/0xa0 [ 60.892031][ T633] ? clear_bhb_loop+0x30/0x80 [ 60.896708][ T633] ? clear_bhb_loop+0x30/0x80 [ 60.901388][ T633] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 60.907361][ T633] RIP: 0033:0x7fca64f8e929 [ 60.911773][ T633] 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 [ 60.931381][ T633] RSP: 002b:00007fca65d44038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 60.939903][ T633] RAX: ffffffffffffffda RBX: 00007fca651b5fa0 RCX: 00007fca64f8e929 [ 60.942347][ T640] F2FS-fs (loop4): Found nat_bits in checkpoint [ 60.947883][ T633] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 60.962082][ T633] RBP: 00007fca65010b39 R08: 0000000000000000 R09: 0000000000000000 [ 60.970068][ T633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 60.978212][ T633] R13: 0000000000000000 R14: 00007fca651b5fa0 R15: 00007ffd3854e648 [ 60.986472][ T633] [ 61.021766][ T640] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 61.024277][ T633] F2FS-fs (loop5): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 61.061853][ T640] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 61.068606][ T640] CPU: 0 PID: 640 Comm: syz.4.34 Tainted: G B syzkaller #0 [ 61.077205][ T640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 61.087267][ T640] Call Trace: [ 61.090543][ T640] [ 61.093468][ T640] __dump_stack+0x21/0x24 [ 61.097812][ T640] dump_stack_lvl+0xee/0x150 [ 61.102395][ T640] ? __cfi_dump_stack_lvl+0x8/0x8 [ 61.107422][ T640] ? __kasan_check_write+0x14/0x20 [ 61.111686][ T652] F2FS-fs (loop2): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 61.112524][ T640] dump_stack+0x15/0x24 [ 61.129783][ T640] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 61.135338][ T640] f2fs_is_valid_blkaddr+0x23/0x30 [ 61.140445][ T640] sanity_check_extent_cache+0x1c5/0x480 [ 61.146083][ T640] f2fs_iget+0x3419/0x4de0 [ 61.150502][ T640] f2fs_lookup+0x366/0xab0 [ 61.154912][ T640] ? __cfi_f2fs_lookup+0x10/0x10 [ 61.159841][ T640] ? __cfi_d_alloc_parallel+0x10/0x10 [ 61.165220][ T640] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 61.170945][ T640] ? downgrade_write+0x350/0x350 [ 61.175897][ T640] __lookup_slow+0x2c7/0x3f0 [ 61.180494][ T640] ? lookup_one_len+0x2d0/0x2d0 [ 61.185437][ T640] ? down_read+0xa0/0xf0 [ 61.189693][ T640] lookup_slow+0x57/0x70 [ 61.193938][ T640] walk_component+0x2f4/0x420 [ 61.198620][ T640] path_lookupat+0x180/0x490 [ 61.203213][ T640] filename_lookup+0x1f0/0x500 [ 61.207977][ T640] ? __cfi_filename_lookup+0x10/0x10 [ 61.213314][ T640] ? strncpy_from_user+0x17a/0x2d0 [ 61.218433][ T640] user_path_at_empty+0x47/0x1c0 [ 61.223478][ T640] do_sys_truncate+0xa3/0x190 [ 61.228167][ T640] ? __cfi_do_sys_truncate+0x10/0x10 [ 61.233456][ T640] ? fpregs_restore_userregs+0x128/0x260 [ 61.239375][ T640] __x64_sys_truncate+0x5b/0x70 [ 61.244228][ T640] x64_sys_call+0x679/0x9a0 [ 61.248789][ T640] do_syscall_64+0x4c/0xa0 [ 61.253218][ T640] ? clear_bhb_loop+0x30/0x80 [ 61.257912][ T640] ? clear_bhb_loop+0x30/0x80 [ 61.262594][ T640] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 61.268500][ T640] RIP: 0033:0x7f5df978e929 [ 61.273011][ T640] 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 [ 61.293232][ T640] RSP: 002b:00007f5dfa5b1038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 61.301671][ T640] RAX: ffffffffffffffda RBX: 00007f5df99b5fa0 RCX: 00007f5df978e929 [ 61.309651][ T640] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 61.317631][ T640] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 61.325610][ T640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 61.333590][ T640] R13: 0000000000000000 R14: 00007f5df99b5fa0 R15: 00007ffd99147918 [ 61.341570][ T640] [ 61.361393][ T640] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 61.376336][ T651] loop0: detected capacity change from 0 to 131072 [ 61.404052][ T659] F2FS-fs (loop4): access invalid blkaddr:2147563524 [ 61.410832][ T659] CPU: 0 PID: 659 Comm: syz.4.34 Tainted: G B syzkaller #0 [ 61.419431][ T659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 61.429666][ T659] Call Trace: [ 61.433012][ T659] [ 61.436032][ T659] __dump_stack+0x21/0x24 [ 61.440450][ T659] dump_stack_lvl+0xee/0x150 [ 61.445036][ T659] ? __cfi_dump_stack_lvl+0x8/0x8 [ 61.450060][ T659] ? __kasan_check_write+0x14/0x20 [ 61.455171][ T659] dump_stack+0x15/0x24 [ 61.459327][ T659] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 61.464878][ T659] f2fs_is_valid_blkaddr+0x23/0x30 [ 61.470010][ T659] sanity_check_extent_cache+0x1c5/0x480 [ 61.475651][ T659] f2fs_iget+0x3419/0x4de0 [ 61.480077][ T659] f2fs_lookup+0x366/0xab0 [ 61.484946][ T659] ? __cfi_f2fs_lookup+0x10/0x10 [ 61.489897][ T659] ? __cfi_d_alloc_parallel+0x10/0x10 [ 61.495464][ T659] ? __cfi_f2fs_lookup+0x10/0x10 [ 61.500417][ T659] path_openat+0xff3/0x2f50 [ 61.504933][ T659] ? do_filp_open+0x3c0/0x3c0 [ 61.509633][ T659] do_filp_open+0x1c1/0x3c0 [ 61.514262][ T659] ? __cfi_do_filp_open+0x10/0x10 [ 61.519300][ T659] ? alloc_fd+0x4e6/0x590 [ 61.523644][ T659] do_sys_openat2+0x185/0x7e0 [ 61.528321][ T659] ? do_sys_open+0xe0/0xe0 [ 61.532834][ T659] ? do_user_addr_fault+0x9ac/0x1050 [ 61.538215][ T659] __x64_sys_openat+0x136/0x160 [ 61.543073][ T659] x64_sys_call+0x783/0x9a0 [ 61.547576][ T659] do_syscall_64+0x4c/0xa0 [ 61.552002][ T659] ? clear_bhb_loop+0x30/0x80 [ 61.556713][ T659] ? clear_bhb_loop+0x30/0x80 [ 61.561405][ T659] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 61.567302][ T659] RIP: 0033:0x7f5df978e929 [ 61.571715][ T659] 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 [ 61.591407][ T659] RSP: 002b:00007f5dfa590038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 61.599927][ T659] RAX: ffffffffffffffda RBX: 00007f5df99b6080 RCX: 00007f5df978e929 [ 61.607913][ T659] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 61.615932][ T659] RBP: 00007f5df9810b39 R08: 0000000000000000 R09: 0000000000000000 [ 61.623913][ T659] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 61.631993][ T659] R13: 0000000000000001 R14: 00007f5df99b6080 R15: 00007ffd99147918 [ 61.639979][ T659] [ 61.651630][ T659] F2FS-fs (loop4): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 61.673539][ T651] F2FS-fs (loop0): invalid crc value [ 61.702300][ T651] F2FS-fs (loop0): Found nat_bits in checkpoint 2025/12/06 00:53:11 executed programs: 33 [ 61.821588][ T651] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 61.839880][ T651] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 61.857126][ T651] CPU: 1 PID: 651 Comm: syz.0.35 Tainted: G B syzkaller #0 [ 61.865755][ T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 61.875840][ T651] Call Trace: [ 61.879125][ T651] [ 61.882049][ T651] __dump_stack+0x21/0x24 [ 61.886387][ T651] dump_stack_lvl+0xee/0x150 [ 61.890979][ T651] ? __cfi_dump_stack_lvl+0x8/0x8 [ 61.896019][ T651] ? __kasan_check_write+0x14/0x20 [ 61.901139][ T651] dump_stack+0x15/0x24 [ 61.905305][ T651] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 61.910860][ T651] f2fs_is_valid_blkaddr+0x23/0x30 [ 61.915986][ T651] sanity_check_extent_cache+0x1c5/0x480 [ 61.921625][ T651] f2fs_iget+0x3419/0x4de0 [ 61.926147][ T651] f2fs_lookup+0x366/0xab0 [ 61.928385][ T658] loop6: detected capacity change from 0 to 131072 [ 61.930566][ T651] ? __cfi_f2fs_lookup+0x10/0x10 [ 61.941988][ T651] ? __cfi_d_alloc_parallel+0x10/0x10 [ 61.947388][ T651] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 61.953114][ T651] ? downgrade_write+0x350/0x350 [ 61.953550][ T658] F2FS-fs (loop6): invalid crc value [ 61.958232][ T651] __lookup_slow+0x2c7/0x3f0 [ 61.958254][ T651] ? lookup_one_len+0x2d0/0x2d0 [ 61.972904][ T651] ? down_read+0xa0/0xf0 [ 61.977164][ T651] lookup_slow+0x57/0x70 [ 61.981420][ T651] walk_component+0x2f4/0x420 [ 61.986372][ T651] path_lookupat+0x180/0x490 [ 61.990975][ T651] filename_lookup+0x1f0/0x500 [ 61.995746][ T651] ? __cfi_filename_lookup+0x10/0x10 [ 62.001036][ T651] ? strncpy_from_user+0x17a/0x2d0 [ 62.006168][ T651] user_path_at_empty+0x47/0x1c0 [ 62.011114][ T651] do_sys_truncate+0xa3/0x190 [ 62.015809][ T651] ? __cfi_do_sys_truncate+0x10/0x10 [ 62.021185][ T651] ? fpregs_restore_userregs+0x128/0x260 [ 62.026834][ T651] __x64_sys_truncate+0x5b/0x70 [ 62.031731][ T651] x64_sys_call+0x679/0x9a0 [ 62.036242][ T651] do_syscall_64+0x4c/0xa0 [ 62.040667][ T651] ? clear_bhb_loop+0x30/0x80 [ 62.045349][ T651] ? clear_bhb_loop+0x30/0x80 [ 62.050121][ T651] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 62.056029][ T651] RIP: 0033:0x7f286a98e929 [ 62.060445][ T651] 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 [ 62.080059][ T651] RSP: 002b:00007f286b87f038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 62.088495][ T651] RAX: ffffffffffffffda RBX: 00007f286abb5fa0 RCX: 00007f286a98e929 [ 62.096484][ T651] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 62.104471][ T651] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 62.112538][ T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.120511][ T651] R13: 0000000000000000 R14: 00007f286abb5fa0 R15: 00007ffcc0eb7228 [ 62.128490][ T651] [ 62.142939][ T658] F2FS-fs (loop6): Found nat_bits in checkpoint [ 62.222459][ T658] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 62.242423][ T658] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 62.251847][ T658] CPU: 1 PID: 658 Comm: syz.6.36 Tainted: G B syzkaller #0 [ 62.260475][ T658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 62.270534][ T658] Call Trace: [ 62.273809][ T658] [ 62.276735][ T658] __dump_stack+0x21/0x24 [ 62.281071][ T658] dump_stack_lvl+0xee/0x150 [ 62.285656][ T658] ? __cfi_dump_stack_lvl+0x8/0x8 [ 62.290675][ T658] ? __kasan_check_write+0x14/0x20 [ 62.295789][ T658] dump_stack+0x15/0x24 [ 62.299944][ T658] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 62.305491][ T658] f2fs_is_valid_blkaddr+0x23/0x30 [ 62.310604][ T658] sanity_check_extent_cache+0x1c5/0x480 [ 62.316232][ T658] f2fs_iget+0x3419/0x4de0 [ 62.320663][ T658] f2fs_lookup+0x366/0xab0 [ 62.325081][ T658] ? __cfi_f2fs_lookup+0x10/0x10 [ 62.330194][ T658] ? __cfi_d_alloc_parallel+0x10/0x10 [ 62.335916][ T658] ? __cfi_lockref_get_not_dead+0x10/0x10 [ 62.341643][ T658] ? downgrade_write+0x350/0x350 [ 62.346583][ T658] __lookup_slow+0x2c7/0x3f0 [ 62.351171][ T658] ? lookup_one_len+0x2d0/0x2d0 [ 62.356020][ T658] ? down_read+0xa0/0xf0 [ 62.360270][ T658] lookup_slow+0x57/0x70 [ 62.364507][ T658] walk_component+0x2f4/0x420 [ 62.369189][ T658] path_lookupat+0x180/0x490 [ 62.373782][ T658] filename_lookup+0x1f0/0x500 [ 62.378542][ T658] ? __cfi_filename_lookup+0x10/0x10 [ 62.383829][ T658] ? strncpy_from_user+0x17a/0x2d0 [ 62.388980][ T658] user_path_at_empty+0x47/0x1c0 [ 62.392203][ T661] loop5: detected capacity change from 0 to 131072 [ 62.393913][ T658] do_sys_truncate+0xa3/0x190 [ 62.393931][ T658] ? __cfi_do_sys_truncate+0x10/0x10 [ 62.410312][ T658] ? fpregs_restore_userregs+0x128/0x260 [ 62.415947][ T658] __x64_sys_truncate+0x5b/0x70 [ 62.420814][ T658] x64_sys_call+0x679/0x9a0 [ 62.421728][ T661] F2FS-fs (loop5): invalid crc value [ 62.425322][ T658] do_syscall_64+0x4c/0xa0 [ 62.435064][ T658] ? clear_bhb_loop+0x30/0x80 [ 62.439752][ T658] ? clear_bhb_loop+0x30/0x80 [ 62.444435][ T658] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 62.450333][ T658] RIP: 0033:0x7f3ddd78e929 [ 62.451561][ T651] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 62.454739][ T658] 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 [ 62.481991][ T666] F2FS-fs (loop0): access invalid blkaddr:2147563524 [ 62.487215][ T658] RSP: 002b:00007f3dde69a038 EFLAGS: 00000246 ORIG_RAX: 000000000000004c [ 62.502260][ T658] RAX: ffffffffffffffda RBX: 00007f3ddd9b5fa0 RCX: 00007f3ddd78e929 [ 62.510238][ T658] RDX: 0000000000000000 RSI: 0000000000001c9e RDI: 0000200000000280 [ 62.518204][ T658] RBP: 00007f3ddd810b39 R08: 0000000000000000 R09: 0000000000000000 [ 62.526160][ T658] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 62.534112][ T658] R13: 0000000000000000 R14: 00007f3ddd9b5fa0 R15: 00007ffd341b9538 [ 62.542077][ T658] [ 62.545088][ T666] CPU: 0 PID: 666 Comm: syz.0.35 Tainted: G B syzkaller #0 [ 62.547902][ T658] F2FS-fs (loop6): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix [ 62.553665][ T666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 62.553675][ T666] Call Trace: [ 62.553680][ T666] [ 62.553685][ T666] __dump_stack+0x21/0x24 [ 62.553707][ T666] dump_stack_lvl+0xee/0x150 [ 62.553724][ T666] ? __cfi_dump_stack_lvl+0x8/0x8 [ 62.553740][ T666] ? mutex_unlock+0x89/0x220 [ 62.553761][ T666] ? __kasan_check_write+0x14/0x20 [ 62.553778][ T666] dump_stack+0x15/0x24 [ 62.553794][ T666] __f2fs_is_valid_blkaddr+0xda6/0x1460 [ 62.553814][ T666] f2fs_is_valid_blkaddr+0x23/0x30 [ 62.553830][ T666] sanity_check_extent_cache+0x1c5/0x480 [ 62.553852][ T666] f2fs_iget+0x3419/0x4de0 [ 62.553874][ T666] f2fs_lookup+0x366/0xab0 [ 62.553890][ T666] ? __cfi_f2fs_lookup+0x10/0x10 [ 62.553907][ T666] ? __cfi_d_alloc_parallel+0x10/0x10 [ 62.553930][ T666] ? __cfi_f2fs_lookup+0x10/0x10 [ 62.553945][ T666] path_openat+0xff3/0x2f50 [ 62.553968][ T666] ? do_filp_open+0x3c0/0x3c0 [ 62.553986][ T666] do_filp_open+0x1c1/0x3c0 [ 62.554002][ T666] ? __cfi_do_filp_open+0x10/0x10 [ 62.592252][ T673] F2FS-fs (loop6): access invalid blkaddr:2147563524 [ 62.596965][ T666] ? alloc_fd+0x4e6/0x590 [ 62.680362][ T666] do_sys_openat2+0x185/0x7e0 [ 62.685124][ T666] ? do_sys_open+0xe0/0xe0 [ 62.689532][ T666] ? do_user_addr_fault+0x9ac/0x1050 [ 62.694813][ T666] __x64_sys_openat+0x136/0x160 [ 62.699652][ T666] x64_sys_call+0x783/0x9a0 [ 62.704145][ T666] do_syscall_64+0x4c/0xa0 [ 62.708564][ T666] ? clear_bhb_loop+0x30/0x80 [ 62.713242][ T666] ? clear_bhb_loop+0x30/0x80 [ 62.717909][ T666] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 62.723792][ T666] RIP: 0033:0x7f286a98e929 [ 62.728205][ T666] 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 [ 62.747811][ T666] RSP: 002b:00007f286b85e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 62.756242][ T666] RAX: ffffffffffffffda RBX: 00007f286abb6080 RCX: 00007f286a98e929 [ 62.764304][ T666] RDX: 0000000000101000 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 62.772286][ T666] RBP: 00007f286aa10b39 R08: 0000000000000000 R09: 0000000000000000 [ 62.780255][ T666] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 [ 62.788230][ T666] R13: 0000000000000001 R14: 00007f286abb6080 R15: 00007ffcc0eb7228 [ 62.796222][ T666] [ 62.799421][ T673] CPU: 1 PID: 673 Comm: syz.6.36 Tainted: G B syzkaller #0 [ 62.802535][ T666] F2FS-fs (loop0): sanity_check_extent_cache: inode (ino=8) extent info [14338, 0, 2147549187] is incorrect, run fsck to fix