./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3619591787 <...> Warning: Permanently added '10.128.1.152' (ED25519) to the list of known hosts. execve("./syz-executor3619591787", ["./syz-executor3619591787"], 0x7ffced70e630 /* 10 vars */) = 0 brk(NULL) = 0x555556ecc000 brk(0x555556eccd00) = 0x555556eccd00 arch_prctl(ARCH_SET_FS, 0x555556ecc380) = 0 set_tid_address(0x555556ecc650) = 5057 set_robust_list(0x555556ecc660, 24) = 0 rseq(0x555556eccca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3619591787", 4096) = 28 getrandom("\x9e\x6d\x79\x6d\xc4\x88\x89\x9a", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556eccd00 brk(0x555556eedd00) = 0x555556eedd00 brk(0x555556eee000) = 0x555556eee000 mprotect(0x7fc836fd7000, 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) = 0x7fc82eb21000 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(0x7fc82eb21000, 138412032) = 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 [ 54.995253][ T5057] loop0: detected capacity change from 0 to 32768 [ 55.030657][ T28] audit: type=1800 audit(1699934250.111:2): pid=5057 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor361" name="file2" dev="loop0" ino=5 res=0 errno=0 [ 55.053625][ T5057] ERROR: (device loop0): xtTruncate: XT_GETPAGE: xtree page corrupt [ 55.053625][ T5057] [ 55.064591][ T5057] ERROR: (device loop0): remounting filesystem as read-only [ 55.073446][ T5057] BUG at fs/jfs/jfs_txnmgr.c:528 assert(tblk->next == 0) [ 55.080966][ T5057] ------------[ cut here ]------------ [ 55.086458][ T5057] kernel BUG at fs/jfs/jfs_txnmgr.c:528! [ 55.092803][ T5057] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 55.098890][ T5057] CPU: 0 PID: 5057 Comm: syz-executor361 Not tainted 6.7.0-rc1-syzkaller #0 [ 55.107570][ T5057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 55.117609][ T5057] RIP: 0010:txEnd+0x556/0x560 [ 55.122272][ T5057] Code: fe e9 cd fe ff ff e8 39 a4 77 fe 48 c7 c7 c0 86 a2 8b 48 c7 c6 b9 82 a2 8b ba 10 02 00 00 48 c7 c1 00 87 a2 8b e8 1a 3d 00 08 <0f> 0b 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 48 89 e5 41 57 41 56 [ 55.141860][ T5057] RSP: 0018:ffffc90003a0f5f0 EFLAGS: 00010246 [ 55.147914][ T5057] RAX: 0000000000000036 RBX: 0000000000000001 RCX: c3bf528dd7179f00 [ 55.155868][ T5057] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 55.163823][ T5057] RBP: 1ffff920004bc227 R08: ffffffff8171771c R09: 1ffff92000741e5c [ 55.171780][ T5057] R10: dffffc0000000000 R11: fffff52000741e5d R12: dffffc0000000000 [ 55.179760][ T5057] R13: 0000000000000001 R14: ffffc900025e1138 R15: 0000000000000110 [ 55.187718][ T5057] FS: 0000555556ecc380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 55.196630][ T5057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.203218][ T5057] CR2: 00007ffd798f3fe8 CR3: 000000007b015000 CR4: 00000000003506f0 [ 55.211197][ T5057] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.219163][ T5057] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.227125][ T5057] Call Trace: [ 55.230398][ T5057] [ 55.233320][ T5057] ? __die_body+0x8b/0xe0 [ 55.237646][ T5057] ? die+0xa1/0xd0 [ 55.241358][ T5057] ? do_trap+0x153/0x380 [ 55.245690][ T5057] ? txEnd+0x556/0x560 [ 55.249752][ T5057] ? do_error_trap+0x1dc/0x2c0 [ 55.254514][ T5057] ? txEnd+0x556/0x560 [ 55.258574][ T5057] ? print_irqtrace_events+0x220/0x220 [ 55.264034][ T5057] ? do_int3+0x50/0x50 [ 55.268101][ T5057] ? handle_invalid_op+0x34/0x40 [ 55.273031][ T5057] ? txEnd+0x556/0x560 [ 55.277088][ T5057] ? exc_invalid_op+0x33/0x50 [ 55.281772][ T5057] ? asm_exc_invalid_op+0x1a/0x20 [ 55.286790][ T5057] ? __wake_up_klogd+0xcc/0x100 [ 55.291652][ T5057] ? txEnd+0x556/0x560 [ 55.295738][ T5057] jfs_truncate_nolock+0x2c6/0x360 [ 55.300858][ T5057] ? jfs_direct_IO+0x1e0/0x1e0 [ 55.305635][ T5057] ? unmap_mapping_range+0xf8/0x290 [ 55.310851][ T5057] ? block_truncate_page+0x162/0x9c0 [ 55.316156][ T5057] ? unmap_mapping_pages+0x180/0x180 [ 55.321452][ T5057] jfs_truncate+0xcb/0x140 [ 55.325874][ T5057] jfs_setattr+0x526/0x780 [ 55.330292][ T5057] ? jfs_fsync+0x1c0/0x1c0 [ 55.334719][ T5057] notify_change+0xb99/0xe60 [ 55.339314][ T5057] do_truncate+0x220/0x300 [ 55.343722][ T5057] ? put_page_bootmem+0x2e0/0x2e0 [ 55.348751][ T5057] ? ima_bprm_check+0x2b0/0x2b0 [ 55.353628][ T5057] path_openat+0x29dd/0x3280 [ 55.358258][ T5057] ? do_filp_open+0x490/0x490 [ 55.362945][ T5057] do_filp_open+0x234/0x490 [ 55.367452][ T5057] ? vfs_tmpfile+0x500/0x500 [ 55.372053][ T5057] ? _raw_spin_unlock+0x28/0x40 [ 55.376894][ T5057] ? alloc_fd+0x59c/0x640 [ 55.381223][ T5057] do_sys_openat2+0x13e/0x1d0 [ 55.385897][ T5057] ? do_sys_open+0x230/0x230 [ 55.390477][ T5057] ? lockdep_hardirqs_on+0x98/0x140 [ 55.395668][ T5057] ? _raw_spin_unlock_irq+0x2e/0x50 [ 55.400854][ T5057] ? ptrace_notify+0x278/0x380 [ 55.405613][ T5057] __x64_sys_open+0x225/0x270 [ 55.410285][ T5057] ? do_sys_openat2+0x1d0/0x1d0 [ 55.415131][ T5057] ? syscall_enter_from_user_mode+0x32/0x230 [ 55.421123][ T5057] ? syscall_enter_from_user_mode+0x8c/0x230 [ 55.427116][ T5057] do_syscall_64+0x44/0x110 [ 55.431623][ T5057] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 55.437521][ T5057] RIP: 0033:0x7fc836f5e5b9 [ 55.441928][ T5057] 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 [ 55.461523][ T5057] RSP: 002b:00007ffcb6661bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 55.469927][ T5057] RAX: ffffffffffffffda RBX: 00007ffcb6661da8 RCX: 00007fc836f5e5b9 [ 55.477934][ T5057] RDX: 0000000000000000 RSI: 000000000014527e RDI: 0000000020000040 [ 55.485894][ T5057] RBP: 00007fc836fd7610 R08: 0000000000005dea R09: 0000000000000000 [ 55.493867][ T5057] R10: 00007ffcb6661a90 R11: 0000000000000246 R12: 0000000000000001 [ 55.501841][ T5057] R13: 00007ffcb6661d98 R14: 0000000000000001 R15: 0000000000000001 [ 55.509822][ T5057] [ 55.512835][ T5057] Modules linked in: [ 55.516837][ T5057] ---[ end trace 0000000000000000 ]--- [ 55.522331][ T5057] RIP: 0010:txEnd+0x556/0x560 [ 55.527065][ T5057] Code: fe e9 cd fe ff ff e8 39 a4 77 fe 48 c7 c7 c0 86 a2 8b 48 c7 c6 b9 82 a2 8b ba 10 02 00 00 48 c7 c1 00 87 a2 8b e8 1a 3d 00 08 <0f> 0b 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 55 48 89 e5 41 57 41 56 [ 55.546721][ T5057] RSP: 0018:ffffc90003a0f5f0 EFLAGS: 00010246 [ 55.552830][ T5057] RAX: 0000000000000036 RBX: 0000000000000001 RCX: c3bf528dd7179f00 [ 55.560828][ T5057] RDX: 0000000000000000 RSI: 0000000080000001 RDI: 0000000000000000 [ 55.568840][ T5057] RBP: 1ffff920004bc227 R08: ffffffff8171771c R09: 1ffff92000741e5c [ 55.576853][ T5057] R10: dffffc0000000000 R11: fffff52000741e5d R12: dffffc0000000000 [ 55.584863][ T5057] R13: 0000000000000001 R14: ffffc900025e1138 R15: 0000000000000110 [ 55.592868][ T5057] FS: 0000555556ecc380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 55.601826][ T5057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.608451][ T5057] CR2: 00007ffd798f3fe8 CR3: 000000007b015000 CR4: 00000000003506f0 [ 55.616414][ T5057] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.624427][ T5057] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.632436][ T5057] Kernel panic - not syncing: Fatal exception [ 55.638573][ T5057] Kernel Offset: disabled [ 55.642887][ T5057] Rebooting in 86400 seconds..