Warning: Permanently added '10.128.0.9' (ED25519) to the list of known hosts. executing program [ 68.851663][ T5762] syz-executor343[5762]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 69.016231][ T5762] loop0: detected capacity change from 0 to 40427 [ 69.032005][ T5762] F2FS-fs (loop0): invalid crc value [ 69.049615][ T5762] F2FS-fs (loop0): Found nat_bits in checkpoint [ 69.101935][ T5762] F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 [ 69.129898][ T5762] ------------[ cut here ]------------ [ 69.135563][ T5762] kernel BUG at fs/f2fs/segment.c:3475! [ 69.141725][ T5762] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 69.147830][ T5762] CPU: 1 PID: 5762 Comm: syz-executor343 Not tainted 6.6.94-syzkaller #0 [ 69.156339][ T5762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.166410][ T5762] RIP: 0010:f2fs_allocate_data_block+0x3f0c/0x3f50 [ 69.173052][ T5762] Code: 22 fe 48 8b 54 24 30 e9 c6 eb ff ff e8 cd 59 c9 fd 48 c7 c7 30 d6 2f 8d 4c 89 f6 e8 4e f6 95 00 e9 e2 eb ff ff e8 b4 59 c9 fd <0f> 0b e8 ad 59 c9 fd 0f 0b e8 a6 59 c9 fd 0f 0b e8 9f 59 c9 fd 0f [ 69.192753][ T5762] RSP: 0018:ffffc9000459f850 EFLAGS: 00010293 [ 69.198823][ T5762] RAX: ffffffff83bc3c1c RBX: 0000000000000201 RCX: ffff88802f610000 [ 69.206814][ T5762] RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000200 [ 69.214890][ T5762] RBP: 0000000000000200 R08: ffff888025e8a45f R09: 1ffff11004bd148b [ 69.222869][ T5762] R10: dffffc0000000000 R11: ffffed1004bd148c R12: 1ffff920008b3f7c [ 69.230850][ T5762] R13: 0000000000000000 R14: 0000000000002401 R15: dffffc0000000000 [ 69.238825][ T5762] FS: 0000555590526380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 69.247755][ T5762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.254338][ T5762] CR2: 00007fad6de12000 CR3: 000000005a16f000 CR4: 00000000003506e0 [ 69.262316][ T5762] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.270287][ T5762] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.278255][ T5762] Call Trace: [ 69.281539][ T5762] [ 69.284479][ T5762] ? f2fs_mark_inode_dirty_sync+0x11c/0x1a0 [ 69.290474][ T5762] f2fs_map_blocks+0x1697/0x3c00 [ 69.295435][ T5762] ? f2fs_get_block_locked+0xe0/0xe0 [ 69.300732][ T5762] ? __up_read+0x280/0x670 [ 69.305149][ T5762] ? up_read+0x20/0x20 [ 69.309219][ T5762] ? f2fs_allocate_pinning_section+0x1af/0x590 [ 69.315382][ T5762] f2fs_expand_inode_data+0x543/0x8e0 [ 69.320764][ T5762] ? f2fs_insert_range+0x3b0/0x3b0 [ 69.325969][ T5762] ? down_write+0x162/0x1f0 [ 69.330500][ T5762] ? file_modified_flags+0x136/0x2b0 [ 69.335792][ T5762] f2fs_fallocate+0x416/0x8a0 [ 69.340473][ T5762] vfs_fallocate+0x58e/0x700 [ 69.345067][ T5762] __x64_sys_fallocate+0xc1/0x110 [ 69.350101][ T5762] do_syscall_64+0x55/0xb0 [ 69.354522][ T5762] ? clear_bhb_loop+0x40/0x90 [ 69.359197][ T5762] ? clear_bhb_loop+0x40/0x90 [ 69.363875][ T5762] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 69.369774][ T5762] RIP: 0033:0x7f1f9fbe5879 [ 69.374197][ T5762] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 [ 69.393931][ T5762] RSP: 002b:00007ffcc9777b08 EFLAGS: 00000246 ORIG_RAX: 000000000000011d [ 69.402375][ T5762] RAX: ffffffffffffffda RBX: 0000200000000180 RCX: 00007f1f9fbe5879 [ 69.410434][ T5762] RDX: 000000000000fc01 RSI: 0000000000000000 RDI: 0000000000000005 [ 69.418402][ T5762] RBP: 00007f1f9fc5d610 R08: 00000000000b55f8 R09: 00000000000b55f8 [ 69.426371][ T5762] R10: 00000000001000f4 R11: 0000000000000246 R12: 0000000000000001 [ 69.434391][ T5762] R13: 00007ffcc9777cd8 R14: 0000000000000001 R15: 0000000000000001 [ 69.442370][ T5762] [ 69.445388][ T5762] Modules linked in: [ 69.450313][ T5762] ---[ end trace 0000000000000000 ]--- [ 69.455890][ T5762] RIP: 0010:f2fs_allocate_data_block+0x3f0c/0x3f50 [ 69.462699][ T5762] Code: 22 fe 48 8b 54 24 30 e9 c6 eb ff ff e8 cd 59 c9 fd 48 c7 c7 30 d6 2f 8d 4c 89 f6 e8 4e f6 95 00 e9 e2 eb ff ff e8 b4 59 c9 fd <0f> 0b e8 ad 59 c9 fd 0f 0b e8 a6 59 c9 fd 0f 0b e8 9f 59 c9 fd 0f [ 69.482401][ T5762] RSP: 0018:ffffc9000459f850 EFLAGS: 00010293 [ 69.488535][ T5762] RAX: ffffffff83bc3c1c RBX: 0000000000000201 RCX: ffff88802f610000 [ 69.496545][ T5762] RDX: 0000000000000000 RSI: 0000000000000201 RDI: 0000000000000200 [ 69.504517][ T5762] RBP: 0000000000000200 R08: ffff888025e8a45f R09: 1ffff11004bd148b [ 69.512608][ T5762] R10: dffffc0000000000 R11: ffffed1004bd148c R12: 1ffff920008b3f7c [ 69.520620][ T5762] R13: 0000000000000000 R14: 0000000000002401 R15: dffffc0000000000 [ 69.528615][ T5762] FS: 0000555590526380(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 [ 69.537573][ T5762] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.544136][ T5762] CR2: 00007fad6de12000 CR3: 000000005a16f000 CR4: 00000000003506e0 [ 69.552149][ T5762] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.560154][ T5762] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.568188][ T5762] Kernel panic - not syncing: Fatal exception [ 69.574491][ T5762] Kernel Offset: disabled [ 69.578799][ T5762] Rebooting in 86400 seconds..