./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor506691054 <...> Warning: Permanently added '10.128.0.166' (ED25519) to the list of known hosts. execve("./syz-executor506691054", ["./syz-executor506691054"], 0x7ffcd1564700 /* 10 vars */) = 0 brk(NULL) = 0x5555870e2000 brk(0x5555870e2d00) = 0x5555870e2d00 arch_prctl(ARCH_SET_FS, 0x5555870e2380) = 0 set_tid_address(0x5555870e2650) = 5818 set_robust_list(0x5555870e2660, 24) = 0 rseq(0x5555870e2ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor506691054", 4096) = 27 getrandom("\xf6\xf9\xa4\xca\x2f\x4c\x60\x3c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555870e2d00 brk(0x555587103d00) = 0x555587103d00 brk(0x555587104000) = 0x555587104000 mprotect(0x7f5436d28000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 write(1, "executing program\n", 18executing program ) = 18 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f542e800000 write(3, "\x00\x00\x00\x00\x02\x02\x02\x02\x74\x68\x69\x73\x20\x69\x73\x20\x61\x6e\x20\x6f\x63\x66\x73\x32\x20\x76\x6f\x6c\x75\x6d\x65\x06\x00\x00\x00\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02\x02"..., 16777216) = 16777216 munmap(0x7f542e800000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file0", 0777) = 0 [ 71.005273][ T5818] loop0: detected capacity change from 0 to 32768 [ 71.048435][ T5818] ======================================================= [ 71.048435][ T5818] WARNING: The mand mount option has been deprecated and [ 71.048435][ T5818] and is ignored by this kernel. Remove the mand [ 71.048435][ T5818] option from the mount to silence this warning. [ 71.048435][ T5818] ======================================================= [ 71.103290][ T5818] ------------[ cut here ]------------ [ 71.109307][ T5818] kernel BUG at fs/ocfs2/buffer_head_io.c:45! [ 71.115648][ T5818] Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI [ 71.122638][ T5818] CPU: 0 UID: 0 PID: 5818 Comm: syz-executor506 Not tainted 6.13.0-rc1-syzkaller-00005-gceb8bf2ceaa7 #0 [ 71.133731][ T5818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 71.143780][ T5818] RIP: 0010:ocfs2_write_block+0x62a/0x6a0 [ 71.149522][ T5818] Code: fc ff df 80 3c 08 00 74 08 4c 89 ef e8 9f 4b 77 fe 49 8b 7d 00 48 89 de 48 8b 54 24 08 e8 4e 45 11 00 eb 24 e8 87 8f 0f fe 90 <0f> 0b e8 7f 8f 0f fe 90 0f 0b e8 77 ea 37 08 e8 72 8f 0f fe e9 73 [ 71.169125][ T5818] RSP: 0018:ffffc90003cd6dc0 EFLAGS: 00010293 [ 71.175189][ T5818] RAX: ffffffff838fe249 RBX: 0000000000000000 RCX: ffff88807d87bc00 [ 71.183151][ T5818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 71.191112][ T5818] RBP: ffffc90003cd6e90 R08: ffffffff838fdda0 R09: 1ffffffff203036e [ 71.199073][ T5818] R10: dffffc0000000000 R11: fffffbfff203036f R12: ffff888051392928 [ 71.207035][ T5818] R13: dffffc0000000000 R14: ffff888051392910 R15: ffff888034aec000 [ 71.215001][ T5818] FS: 00005555870e2380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 71.223922][ T5818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.230498][ T5818] CR2: 000055d7d72410f8 CR3: 000000004f502000 CR4: 00000000003526f0 [ 71.238465][ T5818] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.246437][ T5818] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.254408][ T5818] Call Trace: [ 71.257684][ T5818] [ 71.260611][ T5818] ? __die_body+0x5f/0xb0 [ 71.264950][ T5818] ? die+0x9e/0xc0 [ 71.268678][ T5818] ? do_trap+0x15a/0x3a0 [ 71.272918][ T5818] ? ocfs2_write_block+0x62a/0x6a0 [ 71.278030][ T5818] ? do_error_trap+0x1dc/0x2c0 [ 71.282797][ T5818] ? ocfs2_write_block+0x62a/0x6a0 [ 71.287907][ T5818] ? __pfx_do_error_trap+0x10/0x10 [ 71.293023][ T5818] ? report_bug+0x3e8/0x500 [ 71.297559][ T5818] ? handle_invalid_op+0x34/0x40 [ 71.302502][ T5818] ? ocfs2_write_block+0x62a/0x6a0 [ 71.307613][ T5818] ? exc_invalid_op+0x38/0x50 [ 71.312320][ T5818] ? asm_exc_invalid_op+0x1a/0x20 [ 71.317356][ T5818] ? ocfs2_write_block+0x180/0x6a0 [ 71.322489][ T5818] ? ocfs2_write_block+0x629/0x6a0 [ 71.327622][ T5818] ? ocfs2_write_block+0x62a/0x6a0 [ 71.332760][ T5818] ? __pfx_ocfs2_write_block+0x10/0x10 [ 71.338240][ T5818] ? do_raw_spin_unlock+0x13c/0x8b0 [ 71.343462][ T5818] ocfs2_update_disk_slot+0x498/0x690 [ 71.348861][ T5818] ? __pfx_ocfs2_update_disk_slot+0x10/0x10 [ 71.354755][ T5818] ? do_raw_spin_unlock+0x13c/0x8b0 [ 71.359959][ T5818] ocfs2_find_slot+0x4cb/0xa90 [ 71.364728][ T5818] ? __pfx_ocfs2_find_slot+0x10/0x10 [ 71.370016][ T5818] ? __raw_spin_lock_init+0x45/0x100 [ 71.375304][ T5818] ocfs2_mount_volume+0x1a0/0x1940 [ 71.380415][ T5818] ? __lock_acquire+0x1397/0x2100 [ 71.385435][ T5818] ? __pfx_ocfs2_mount_volume+0x10/0x10 [ 71.390984][ T5818] ? __debugfs_create_file+0x400/0x4b0 [ 71.396447][ T5818] ? __pfx_lock_release+0x10/0x10 [ 71.401472][ T5818] ? d_instantiate+0x6f/0xa0 [ 71.406062][ T5818] ? up_write+0x1a9/0x590 [ 71.410393][ T5818] ? __pfx_up_write+0x10/0x10 [ 71.415063][ T5818] ? do_raw_spin_unlock+0x13c/0x8b0 [ 71.420265][ T5818] ? __debugfs_create_file+0x400/0x4b0 [ 71.425725][ T5818] ocfs2_fill_super+0x476e/0x5760 [ 71.430753][ T5818] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 71.436123][ T5818] ? __pfx_validate_chain+0x10/0x10 [ 71.441331][ T5818] ? validate_chain+0x11e/0x5920 [ 71.446267][ T5818] ? mark_lock+0x9a/0x360 [ 71.450596][ T5818] ? __pfx_validate_chain+0x10/0x10 [ 71.455798][ T5818] ? string+0x26a/0x2b0 [ 71.459962][ T5818] ? widen_string+0x3a/0x310 [ 71.464549][ T5818] ? string+0x26a/0x2b0 [ 71.468701][ T5818] ? bdev_name+0x2b1/0x3c0 [ 71.473127][ T5818] ? pointer+0x703/0x1210 [ 71.477478][ T5818] ? __pfx_pointer+0x10/0x10 [ 71.482082][ T5818] ? __pfx_format_decode+0x10/0x10 [ 71.487186][ T5818] ? __lock_acquire+0x1397/0x2100 [ 71.492217][ T5818] ? vsnprintf+0x1ccd/0x1da0 [ 71.496819][ T5818] ? snprintf+0xda/0x120 [ 71.501052][ T5818] ? __pfx_lock_release+0x10/0x10 [ 71.506069][ T5818] ? do_raw_spin_lock+0x14f/0x370 [ 71.511092][ T5818] ? __pfx_snprintf+0x10/0x10 [ 71.515764][ T5818] ? set_blocksize+0x1f9/0x360 [ 71.520549][ T5818] ? sb_set_blocksize+0x98/0xf0 [ 71.525391][ T5818] ? setup_bdev_super+0x4e6/0x5d0 [ 71.530413][ T5818] mount_bdev+0x20a/0x2d0 [ 71.534743][ T5818] ? __pfx_ocfs2_fill_super+0x10/0x10 [ 71.540109][ T5818] ? __pfx_mount_bdev+0x10/0x10 [ 71.544958][ T5818] ? vfs_parse_fs_string+0x190/0x230 [ 71.550256][ T5818] ? __pfx_vfs_parse_fs_string+0x10/0x10 [ 71.555923][ T5818] legacy_get_tree+0xee/0x190 [ 71.560612][ T5818] ? __pfx_ocfs2_mount+0x10/0x10 [ 71.565562][ T5818] vfs_get_tree+0x90/0x2b0 [ 71.569985][ T5818] do_new_mount+0x2be/0xb40 [ 71.574498][ T5818] ? __pfx_do_new_mount+0x10/0x10 [ 71.579534][ T5818] __se_sys_mount+0x2d6/0x3c0 [ 71.584224][ T5818] ? __pfx___se_sys_mount+0x10/0x10 [ 71.589417][ T5818] ? do_syscall_64+0x100/0x230 [ 71.594186][ T5818] ? __x64_sys_mount+0x20/0xc0 [ 71.598961][ T5818] do_syscall_64+0xf3/0x230 [ 71.603463][ T5818] ? clear_bhb_loop+0x35/0x90 [ 71.608140][ T5818] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 71.614040][ T5818] RIP: 0033:0x7f5436cb297a [ 71.618469][ T5818] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 71.638090][ T5818] RSP: 002b:00007ffcab3cc898 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 [ 71.646523][ T5818] RAX: ffffffffffffffda RBX: 00007ffcab3cc8b0 RCX: 00007f5436cb297a [ 71.654508][ T5818] RDX: 0000000020000000 RSI: 0000000020000040 RDI: 00007ffcab3cc8b0 [ 71.662479][ T5818] RBP: 0000000000000004 R08: 00007ffcab3cc8f0 R09: 0000000000004458 [ 71.670452][ T5818] R10: 00000000000008c0 R11: 0000000000000282 R12: 00000000000008c0 [ 71.678448][ T5818] R13: 00007ffcab3cc8f0 R14: 0000000000000003 R15: 0000000001000000 [ 71.686429][ T5818] [ 71.689447][ T5818] Modules linked in: [ 71.693649][ T5818] ---[ end trace 0000000000000000 ]--- [ 71.699369][ T5818] RIP: 0010:ocfs2_write_block+0x62a/0x6a0 [ 71.705887][ T5818] Code: fc ff df 80 3c 08 00 74 08 4c 89 ef e8 9f 4b 77 fe 49 8b 7d 00 48 89 de 48 8b 54 24 08 e8 4e 45 11 00 eb 24 e8 87 8f 0f fe 90 <0f> 0b e8 7f 8f 0f fe 90 0f 0b e8 77 ea 37 08 e8 72 8f 0f fe e9 73 [ 71.725588][ T5818] RSP: 0018:ffffc90003cd6dc0 EFLAGS: 00010293 [ 71.731678][ T5818] RAX: ffffffff838fe249 RBX: 0000000000000000 RCX: ffff88807d87bc00 [ 71.739673][ T5818] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 [ 71.747686][ T5818] RBP: ffffc90003cd6e90 R08: ffffffff838fdda0 R09: 1ffffffff203036e [ 71.755691][ T5818] R10: dffffc0000000000 R11: fffffbfff203036f R12: ffff888051392928 [ 71.763709][ T5818] R13: dffffc0000000000 R14: ffff888051392910 R15: ffff888034aec000 [ 71.771752][ T5818] FS: 00005555870e2380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 71.780731][ T5818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.787367][ T5818] CR2: 000055d7d72410f8 CR3: 000000004f502000 CR4: 00000000003526f0 [ 71.795380][ T5818] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.803355][ T5818] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.811441][ T5818] Kernel panic - not syncing: Fatal exception [ 71.817839][ T5818] Kernel Offset: disabled [ 71.822159][ T5818] Rebooting in 86400 seconds..