./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4112941757 <...> Warning: Permanently added '10.128.0.189' (ED25519) to the list of known hosts. execve("./syz-executor4112941757", ["./syz-executor4112941757"], 0x7ffca45253c0 /* 10 vars */) = 0 brk(NULL) = 0x555579d05000 brk(0x555579d05d00) = 0x555579d05d00 arch_prctl(ARCH_SET_FS, 0x555579d05380) = 0 set_tid_address(0x555579d05650) = 5083 set_robust_list(0x555579d05660, 24) = 0 rseq(0x555579d05ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4112941757", 4096) = 28 getrandom("\x2d\x87\x68\x00\xa6\xfa\x92\x23", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555579d05d00 brk(0x555579d26d00) = 0x555579d26d00 brk(0x555579d27000) = 0x555579d27000 mprotect(0x7f28055c0000, 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) = 0x7f27fd000000 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"..., 524288) = 524288 munmap(0x7f27fd000000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 close(4) = 0 mkdir("./file1", 0777) = 0 [ 75.820242][ T5083] loop0: detected capacity change from 0 to 1024 [ 75.837842][ T5083] ======================================================= [ 75.837842][ T5083] WARNING: The mand mount option has been deprecated and [ 75.837842][ T5083] and is ignored by this kernel. Remove the mand [ 75.837842][ T5083] option from the mount to silence this warning. mount("/dev/loop0", "./file1", "hfsplus", MS_MANDLOCK|MS_SILENT|MS_I_VERSION, "decompose,decompose,nls=iso8859-1,barrier,force,") = 0 openat(AT_FDCWD, "./file1", O_RDONLY|O_DIRECTORY) = 3 chdir("./file1") = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy) open("./bus", O_RDWR|O_CREAT|O_SYNC|O_NOATIME|FASYNC, 000) = 4 [ 75.837842][ T5083] ======================================================= [ 75.909342][ T5083] ------------[ cut here ]------------ [ 75.914996][ T5083] kernel BUG at fs/hfsplus/xattr.c:175! [ 75.920911][ T5083] invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI [ 75.927507][ T5083] CPU: 0 PID: 5083 Comm: syz-executor411 Not tainted 6.9.0-rc4-syzkaller-00266-g977b1ef51866 #0 [ 75.937935][ T5083] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 75.947983][ T5083] RIP: 0010:__hfsplus_setxattr+0x22c4/0x22d0 [ 75.953998][ T5083] Code: e8 81 c0 fe 08 e8 dc 14 15 ff 4c 89 ff 48 c7 c6 e0 6f e1 8b e8 9d 51 5e ff 90 0f 0b e8 c5 14 15 ff 90 0f 0b e8 bd 14 15 ff 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 75.973607][ T5083] RSP: 0018:ffffc900043374c0 EFLAGS: 00010293 [ 75.979671][ T5083] RAX: ffffffff8280eca3 RBX: 0000000000010000 RCX: ffff888024345a00 [ 75.987637][ T5083] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000000 [ 75.996134][ T5083] RBP: ffffc90004337958 R08: ffffffff8280d3c3 R09: 1ffff1100440811f [ 76.004124][ T5083] R10: dffffc0000000000 R11: ffffed1004408120 R12: ffff8880220401b0 [ 76.012182][ T5083] R13: dffffc0000000000 R14: ffff888022040870 R15: 0000000000000000 [ 76.020169][ T5083] FS: 0000555579d05380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 76.029098][ T5083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.035690][ T5083] CR2: 000000000066c7e0 CR3: 000000007f262000 CR4: 0000000000350ef0 [ 76.043749][ T5083] Call Trace: [ 76.047021][ T5083] [ 76.049943][ T5083] ? __die_body+0x88/0xe0 [ 76.054358][ T5083] ? die+0xcf/0x110 [ 76.058170][ T5083] ? do_trap+0x15a/0x3a0 [ 76.062416][ T5083] ? __hfsplus_setxattr+0x22c4/0x22d0 [ 76.067801][ T5083] ? do_error_trap+0x1dc/0x2c0 [ 76.072566][ T5083] ? __hfsplus_setxattr+0x22c4/0x22d0 [ 76.077969][ T5083] ? __pfx_do_error_trap+0x10/0x10 [ 76.083099][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.088839][ T5083] ? handle_invalid_op+0x34/0x40 [ 76.093818][ T5083] ? __hfsplus_setxattr+0x22c4/0x22d0 [ 76.099199][ T5083] ? exc_invalid_op+0x38/0x50 [ 76.103885][ T5083] ? asm_exc_invalid_op+0x1a/0x20 [ 76.108912][ T5083] ? __hfsplus_setxattr+0x9e3/0x22d0 [ 76.114209][ T5083] ? __hfsplus_setxattr+0x22c3/0x22d0 [ 76.119583][ T5083] ? __hfsplus_setxattr+0x22c4/0x22d0 [ 76.124958][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.130600][ T5083] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 76.136933][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.142568][ T5083] ? __pfx___hfsplus_setxattr+0x10/0x10 [ 76.148114][ T5083] ? _raw_spin_unlock_irqrestore+0xdd/0x140 [ 76.154036][ T5083] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 76.160398][ T5083] ? stack_trace_save+0x118/0x1d0 [ 76.165436][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.171087][ T5083] ? stack_depot_save_flags+0x6e4/0x830 [ 76.176686][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.182321][ T5083] ? __kasan_kmalloc+0x98/0xb0 [ 76.187111][ T5083] ? hfsplus_setxattr+0x68/0xe0 [ 76.191968][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.197605][ T5083] ? kmalloc_trace+0x1db/0x360 [ 76.202367][ T5083] ? hfsplus_setxattr+0x68/0xe0 [ 76.207304][ T5083] hfsplus_setxattr+0xb0/0xe0 [ 76.211981][ T5083] hfsplus_user_setxattr+0x40/0x60 [ 76.218150][ T5083] ? __pfx_hfsplus_user_setxattr+0x10/0x10 [ 76.223967][ T5083] __vfs_setxattr+0x46a/0x4a0 [ 76.228669][ T5083] __vfs_setxattr_noperm+0x12e/0x5e0 [ 76.233967][ T5083] vfs_setxattr+0x221/0x430 [ 76.238491][ T5083] ? __pfx_vfs_setxattr+0x10/0x10 [ 76.243524][ T5083] ? __check_object_size+0x8e/0xa00 [ 76.248721][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.254354][ T5083] ? __might_fault+0xc6/0x120 [ 76.259034][ T5083] ? strncpy_from_user+0x1a4/0x2f0 [ 76.264149][ T5083] setxattr+0x25d/0x2f0 [ 76.268305][ T5083] ? __pfx_setxattr+0x10/0x10 [ 76.272997][ T5083] ? srso_alias_return_thunk+0x5/0xfbef5 [ 76.278647][ T5083] ? mnt_get_write_access+0x226/0x2b0 [ 76.284131][ T5083] path_setxattr+0x1c0/0x2a0 [ 76.288725][ T5083] ? __pfx_path_setxattr+0x10/0x10 [ 76.293836][ T5083] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 76.300176][ T5083] ? do_syscall_64+0x102/0x240 [ 76.304942][ T5083] __x64_sys_setxattr+0xbb/0xd0 [ 76.309814][ T5083] do_syscall_64+0xf5/0x240 [ 76.314323][ T5083] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.320214][ T5083] RIP: 0033:0x7f280554c6f9 [ 76.324625][ T5083] 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 [ 76.344233][ T5083] RSP: 002b:00007fffcce40258 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 76.352651][ T5083] RAX: ffffffffffffffda RBX: 00007fffcce40438 RCX: 00007f280554c6f9 [ 76.360618][ T5083] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000020000040 [ 76.368586][ T5083] RBP: 00007f28055c0610 R08: 0000000000000000 R09: 0000000000000000 [ 76.376547][ T5083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 76.384510][ T5083] R13: 00007fffcce40428 R14: 0000000000000001 R15: 0000000000000001 [ 76.392509][ T5083] [ 76.395532][ T5083] Modules linked in: [ 76.400073][ T5083] ---[ end trace 0000000000000000 ]--- [ 76.406388][ T5083] RIP: 0010:__hfsplus_setxattr+0x22c4/0x22d0 [ 76.412441][ T5083] Code: e8 81 c0 fe 08 e8 dc 14 15 ff 4c 89 ff 48 c7 c6 e0 6f e1 8b e8 9d 51 5e ff 90 0f 0b e8 c5 14 15 ff 90 0f 0b e8 bd 14 15 ff 90 <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 [ 76.432124][ T5083] RSP: 0018:ffffc900043374c0 EFLAGS: 00010293 [ 76.438264][ T5083] RAX: ffffffff8280eca3 RBX: 0000000000010000 RCX: ffff888024345a00 [ 76.446299][ T5083] RDX: 0000000000000000 RSI: 0000000000010000 RDI: 0000000000000000 [ 76.454325][ T5083] RBP: ffffc90004337958 R08: ffffffff8280d3c3 R09: 1ffff1100440811f [ 76.462316][ T5083] R10: dffffc0000000000 R11: ffffed1004408120 R12: ffff8880220401b0 [ 76.470437][ T5083] R13: dffffc0000000000 R14: ffff888022040870 R15: 0000000000000000 [ 76.478465][ T5083] FS: 0000555579d05380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 76.487466][ T5083] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.494134][ T5083] CR2: 000000000066c7e0 CR3: 000000007f262000 CR4: 0000000000350ef0 [ 76.502117][ T5083] Kernel panic - not syncing: Fatal exception [ 76.508686][ T5083] Kernel Offset: disabled [ 76.513014][ T5083] Rebooting in 86400 seconds..