./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3619262415 <...> Warning: Permanently added '10.128.0.44' (ED25519) to the list of known hosts. execve("./syz-executor3619262415", ["./syz-executor3619262415"], 0x7ffeb4129320 /* 10 vars */) = 0 brk(NULL) = 0x555555dab000 brk(0x555555dabd00) = 0x555555dabd00 arch_prctl(ARCH_SET_FS, 0x555555dab380) = 0 set_tid_address(0x555555dab650) = 5044 set_robust_list(0x555555dab660, 24) = 0 rseq(0x555555dabca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3619262415", 4096) = 28 getrandom("\xe9\x5d\xd1\x7d\xad\x7a\x4f\x6c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555dabd00 brk(0x555555dccd00) = 0x555555dccd00 brk(0x555555dcd000) = 0x555555dcd000 mprotect(0x7f509b001000, 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 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f5092b4b000 [ 90.633375][ T5044] syz-executor361[5044]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set write(3, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 16777216) = 16777216 munmap(0x7f5092b4b000, 16777216) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file0", 0777) = 0 mount("/dev/loop0", "./file0", "jfs", MS_DIRSYNC|MS_REC|MS_POSIXACL, "") = 0 openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 chdir("./file0") = 0 ioctl(4, LOOP_CLR_FD) = 0 close(4) = 0 [ 90.845080][ T5044] loop0: detected capacity change from 0 to 32768 [ 90.871028][ T28] audit: type=1800 audit(1693504332.529:2): pid=5044 uid=0 auid=4294967295 ses=4294967295 subj=unconfined op=collect_data cause=failed(directio) comm="syz-executor361" name="file2" dev="loop0" ino=5 res=0 errno=0 [ 90.892215][ T5044] ERROR: (device loop0): xtTruncate: XT_GETPAGE: xtree page corrupt [ 90.892215][ T5044] [ 90.902750][ T5044] ERROR: (device loop0): remounting filesystem as read-only [ 90.910367][ T5044] BUG at fs/jfs/jfs_txnmgr.c:528 assert(tblk->next == 0) [ 90.917877][ T5044] ------------[ cut here ]------------ [ 90.923399][ T5044] kernel BUG at fs/jfs/jfs_txnmgr.c:528! [ 90.929166][ T5044] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 90.935280][ T5044] CPU: 0 PID: 5044 Comm: syz-executor361 Not tainted 6.5.0-next-20230831-syzkaller #0 [ 90.944855][ T5044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 90.955011][ T5044] RIP: 0010:txEnd+0x582/0x5a0 [ 90.959717][ T5044] Code: fe e9 59 fb ff ff e8 9d 5f 8c fe 48 c7 c1 00 f9 ca 8a ba 10 02 00 00 48 c7 c6 80 f3 ca 8a 48 c7 c7 c0 f3 ca 8a e8 ae 7e 6f fe <0f> 0b 48 89 ef e8 d4 20 e2 fe e9 41 fd ff ff e8 aa 20 e2 fe e9 2f [ 90.979337][ T5044] RSP: 0018:ffffc90003947840 EFLAGS: 00010282 [ 90.985497][ T5044] RAX: 0000000000000036 RBX: ffffc90002628110 RCX: 0000000000000000 [ 90.993476][ T5044] RDX: 0000000000000000 RSI: ffffffff816b9a92 RDI: 0000000000000005 [ 91.001454][ T5044] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 91.009430][ T5044] R10: 0000000080000001 R11: 0000000000000001 R12: ffff88801a2db000 [ 91.017405][ T5044] R13: 0000000000000001 R14: ffffffff8d134c60 R15: ffffc90002628112 [ 91.025379][ T5044] FS: 0000555555dab380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 91.034318][ T5044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.040917][ T5044] CR2: 0000000020000040 CR3: 000000001e11f000 CR4: 00000000003506f0 [ 91.048899][ T5044] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 91.056878][ T5044] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 91.064856][ T5044] Call Trace: [ 91.068147][ T5044] [ 91.071095][ T5044] ? show_regs+0x8f/0xa0 [ 91.075351][ T5044] ? die+0x36/0xa0 [ 91.079097][ T5044] ? do_trap+0x22b/0x420 [ 91.083369][ T5044] ? txEnd+0x582/0x5a0 [ 91.087472][ T5044] ? txEnd+0x582/0x5a0 [ 91.091560][ T5044] ? do_error_trap+0xf4/0x230 [ 91.096257][ T5044] ? txEnd+0x582/0x5a0 [ 91.100352][ T5044] ? handle_invalid_op+0x34/0x40 [ 91.105484][ T5044] ? txEnd+0x582/0x5a0 [ 91.109575][ T5044] ? exc_invalid_op+0x2d/0x40 [ 91.114276][ T5044] ? asm_exc_invalid_op+0x1a/0x20 [ 91.119358][ T5044] ? vprintk+0x82/0x90 [ 91.123457][ T5044] ? txEnd+0x582/0x5a0 [ 91.127557][ T5044] jfs_truncate_nolock+0x1e2/0x2a0 [ 91.132705][ T5044] ? jfs_dirty_inode+0x260/0x260 [ 91.137658][ T5044] ? block_truncate_page+0x529/0x760 [ 91.142961][ T5044] ? jfs_read_folio+0x20/0x20 [ 91.147663][ T5044] jfs_truncate+0xeb/0x170 [ 91.152122][ T5044] jfs_setattr+0x2ca/0x760 [ 91.156546][ T5044] ? jfs_open+0x410/0x410 [ 91.160882][ T5044] notify_change+0x742/0x11c0 [ 91.165570][ T5044] do_truncate+0x15c/0x220 [ 91.170011][ T5044] ? file_open_root+0x450/0x450 [ 91.174882][ T5044] ? common_perm_cond+0x242/0x850 [ 91.179925][ T5044] path_openat+0x23f1/0x29c0 [ 91.184541][ T5044] ? path_lookupat+0x770/0x770 [ 91.189332][ T5044] do_filp_open+0x1de/0x430 [ 91.193865][ T5044] ? may_open_dev+0xf0/0xf0 [ 91.198395][ T5044] ? expand_files+0x442/0x910 [ 91.203110][ T5044] ? _raw_spin_unlock+0x28/0x40 [ 91.208003][ T5044] ? alloc_fd+0x2da/0x6c0 [ 91.212348][ T5044] do_sys_openat2+0x176/0x1e0 [ 91.217034][ T5044] ? build_open_flags+0x690/0x690 [ 91.222070][ T5044] ? lock_release+0x4bf/0x680 [ 91.226765][ T5044] ? ptrace_notify+0xf4/0x130 [ 91.231454][ T5044] ? reacquire_held_locks+0x4b0/0x4b0 [ 91.236846][ T5044] __x64_sys_open+0x154/0x1e0 [ 91.241532][ T5044] ? do_sys_open+0x160/0x160 [ 91.246133][ T5044] ? _raw_spin_unlock_irq+0x2e/0x50 [ 91.251355][ T5044] ? ptrace_notify+0xf4/0x130 [ 91.256044][ T5044] do_syscall_64+0x38/0xb0 [ 91.260469][ T5044] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 91.266372][ T5044] RIP: 0033:0x7f509af885b9 [ 91.270794][ T5044] 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 [ 91.290407][ T5044] RSP: 002b:00007ffce1cfa408 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 91.298826][ T5044] RAX: ffffffffffffffda RBX: 00007ffce1cfa5e8 RCX: 00007f509af885b9 [ 91.306803][ T5044] RDX: 0000000000000000 RSI: 000000000014527e RDI: 0000000020000040 [ 91.314778][ T5044] RBP: 00007f509b001610 R08: 0000000000005dea R09: 0000000000000000 [ 91.322761][ T5044] R10: 00007ffce1cfa2d0 R11: 0000000000000246 R12: 0000000000000001 [ 91.330738][ T5044] R13: 00007ffce1cfa5d8 R14: 0000000000000001 R15: 0000000000000001 [ 91.338739][ T5044] [ 91.341761][ T5044] Modules linked in: [ 91.345735][ T5044] ---[ end trace 0000000000000000 ]--- [ 91.351234][ T5044] RIP: 0010:txEnd+0x582/0x5a0 [ 91.355982][ T5044] Code: fe e9 59 fb ff ff e8 9d 5f 8c fe 48 c7 c1 00 f9 ca 8a ba 10 02 00 00 48 c7 c6 80 f3 ca 8a 48 c7 c7 c0 f3 ca 8a e8 ae 7e 6f fe <0f> 0b 48 89 ef e8 d4 20 e2 fe e9 41 fd ff ff e8 aa 20 e2 fe e9 2f [ 91.375640][ T5044] RSP: 0018:ffffc90003947840 EFLAGS: 00010282 [ 91.381800][ T5044] RAX: 0000000000000036 RBX: ffffc90002628110 RCX: 0000000000000000 [ 91.389829][ T5044] RDX: 0000000000000000 RSI: ffffffff816b9a92 RDI: 0000000000000005 [ 91.397823][ T5044] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 91.405838][ T5044] R10: 0000000080000001 R11: 0000000000000001 R12: ffff88801a2db000 [ 91.413854][ T5044] R13: 0000000000000001 R14: ffffffff8d134c60 R15: ffffc90002628112 [ 91.421873][ T5044] FS: 0000555555dab380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 91.430849][ T5044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 91.437445][ T5044] CR2: 0000000020000040 CR3: 000000001e11f000 CR4: 00000000003506f0 [ 91.445540][ T5044] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 91.453553][ T5044] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 91.461567][ T5044] Kernel panic - not syncing: Fatal exception [ 91.467876][ T5044] Kernel Offset: disabled [ 91.472204][ T5044] Rebooting in 86400 seconds..