./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor871945758
<...>
Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts.
execve("./syz-executor871945758", ["./syz-executor871945758"], 0x7ffe72188b90 /* 10 vars */) = 0
brk(NULL) = 0x5555558a1000
brk(0x5555558a1d00) = 0x5555558a1d00
arch_prctl(ARCH_SET_FS, 0x5555558a1380) = 0
set_tid_address(0x5555558a1650) = 5059
set_robust_list(0x5555558a1660, 24) = 0
rseq(0x5555558a1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor871945758", 4096) = 27
getrandom("\x22\x75\x16\x42\x61\x56\x59\x5c", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555558a1d00
brk(0x5555558c2d00) = 0x5555558c2d00
brk(0x5555558c3000) = 0x5555558c3000
mprotect(0x7fd7dd74a000, 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) = 0x7fd7d5200000
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"..., 1048576) = 1048576
munmap(0x7fd7d5200000, 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
[ 75.699774][ T5059] loop0: detected capacity change from 0 to 2048
[ 75.724396][ T5059] =======================================================
[ 75.724396][ T5059] WARNING: The mand mount option has been deprecated and
[ 75.724396][ T5059] and is ignored by this kernel. Remove the mand
mount("/dev/loop0", "./file0", "udf", MS_NODEV|MS_MANDLOCK|MS_NOATIME|MS_REC|MS_POSIXACL, "iocharset=iso8859-6,uid=ignore,unhide,uid=forget,gid=00000000000000000000,session=00000") = 0
openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3
chdir("./file0") = 0
openat(AT_FDCWD, "/dev/loop0", O_RDWR) = -1 EBUSY (Device or resource busy)
openat(AT_FDCWD, "/proc/thread-self/mountinfo", O_RDWR) = 4
[ 75.724396][ T5059] option from the mount to silence this warning.
[ 75.724396][ T5059] =======================================================
[ 75.767083][ T5059] UDF-fs: error (device loop0): udf_read_tagged: tag checksum failed, block 99: 0x27 != 0x4d
[ 75.779529][ T5059] UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2022/11/22 14:59 (1000)
open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 5
openat(AT_FDCWD, "./file1", O_RDWR|O_CREAT|O_NONBLOCK|O_SYNC|O_NOATIME, 000) = 6
write(6, "\x74\xef\xc4\xc4\x19\xfd\xb8\xd6\x6b\xbb\xa7\x28\xf3\x71\xd0\x56\xad\x6f\x01\xe9\x76\x2d\x70\x40\x1d\x1c\x9d\x33\x1b\x48\xb9\x25\xe9\xe6\xa7\x75\x9a\xbb\x20\x6b\x9b\x18\xbf\xc3\xf3\xf9\x6a\xdb\x2b\x37\xc2\x12\x1e\xf2\x1e\x91\xba\xc7\x68\xdd\x33\xdf\x29\x64\x9d\xa1\xd8\x2e\x82\x6a\x55\xc4\xd6\x20\xb6\xf5\x10\xda\xee\x26\x00\x4b\x74\x1c\x95\x1d\x52\x8d\x80\x6e\xfb\xe0\x0c\x43\x9f\x2d\xf4\x6d\x3a\xdf"..., 1048064) = 323584
write(6, "\x16\x00\x00\x00\x98\x00\x00\xfa\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x00\x00\x00\xff\xff\xff\xff\x1c\x00\x00\x00\x0a\x00\x4e\x24\x00\x00\x00\x06\xfe\x88\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x01\x04\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"..., 160) = 160
creat("./bus", 000) = 7
write(7, "\x50\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x07\x00\x00\x00\x27\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", 80) = 80
[ 75.879194][ T5059] ------------[ cut here ]------------
[ 75.884953][ T5059] WARNING: CPU: 0 PID: 5059 at fs/udf/truncate.c:204 udf_truncate_extents+0x10ad/0x12d0
[ 75.895129][ T5059] Modules linked in:
[ 75.899072][ T5059] CPU: 0 PID: 5059 Comm: syz-executor871 Not tainted 6.8.0-rc3-syzkaller-00136-g1f719a2f3fa6 #0
[ 75.909596][ T5059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 75.919713][ T5059] RIP: 0010:udf_truncate_extents+0x10ad/0x12d0
[ 75.925974][ T5059] Code: 00 44 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 51 1e 7f fe 41 be fb ff ff ff eb 82 e8 44 1e 7f fe 90 <0f> 0b 90 eb 81 48 8d 8c 24 60 01 00 00 80 e1 07 80 c1 03 38 c1 0f
[ 75.945814][ T5059] RSP: 0018:ffffc9000431f340 EFLAGS: 00010293
[ 75.951956][ T5059] RAX: ffffffff831447ec RBX: dffffc0000000000 RCX: ffff888029879dc0
[ 75.960022][ T5059] RDX: 0000000000000000 RSI: 0000000000000050 RDI: 0000000000000000
[ 75.968566][ T5059] RBP: ffffc9000431f538 R08: ffffffff83143be5 R09: ffffffff83121d44
[ 75.976577][ T5059] R10: 0000000000000002 R11: ffff888029879dc0 R12: ffff8880252f8018
[ 75.984644][ T5059] R13: 0000000000000050 R14: 0000000000000000 R15: 00000000000000ff
[ 75.992699][ T5059] FS: 00005555558a1380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 76.001756][ T5059] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 76.008390][ T5059] CR2: 0000000000456b30 CR3: 0000000022746000 CR4: 00000000003506f0
[ 76.016463][ T5059] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 76.024546][ T5059] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 76.032695][ T5059] Call Trace:
[ 76.036048][ T5059]
[ 76.038990][ T5059] ? __warn+0x162/0x4b0
[ 76.043268][ T5059] ? udf_truncate_extents+0x10ad/0x12d0
[ 76.048857][ T5059] ? report_bug+0x2b3/0x500
[ 76.053712][ T5059] ? udf_truncate_extents+0x10ad/0x12d0
[ 76.059294][ T5059] ? handle_bug+0x3e/0x70
[ 76.063727][ T5059] ? exc_invalid_op+0x1a/0x50
[ 76.068455][ T5059] ? asm_exc_invalid_op+0x1a/0x20
[ 76.073681][ T5059] ? udf_current_aext+0x324/0x9e0
[ 76.079005][ T5059] ? udf_truncate_extents+0x4a5/0x12d0
[ 76.085126][ T5059] ? udf_truncate_extents+0x10ac/0x12d0
[ 76.090758][ T5059] ? udf_truncate_extents+0x10ad/0x12d0
[ 76.096349][ T5059] ? __pfx_udf_truncate_extents+0x10/0x10
[ 76.103943][ T5059] ? udf_write_failed+0x16e/0x1b0
[ 76.109097][ T5059] ? do_raw_spin_lock+0x14e/0x370
[ 76.114401][ T5059] ? __pfx_lock_release+0x10/0x10
[ 76.119483][ T5059] ? do_raw_spin_unlock+0x13b/0x8b0
[ 76.124836][ T5059] udf_write_failed+0x176/0x1b0
[ 76.129846][ T5059] udf_write_begin+0x176/0x1a0
[ 76.134719][ T5059] generic_perform_write+0x321/0x640
[ 76.140102][ T5059] ? __pfx_generic_perform_write+0x10/0x10
[ 76.146045][ T5059] ? file_update_time+0x2a3/0x3e0
[ 76.151168][ T5059] ? __generic_file_write_iter+0x105/0x230
[ 76.156999][ T5059] ? udf_file_write_iter+0x2e8/0x660
[ 76.162553][ T5059] udf_file_write_iter+0x2fd/0x660
[ 76.167706][ T5059] iter_file_splice_write+0xbd6/0x14e0
[ 76.173288][ T5059] ? __pfx_iter_file_splice_write+0x10/0x10
[ 76.179231][ T5059] ? rcu_read_lock_any_held+0xb7/0x160
[ 76.185037][ T5059] ? __pfx_iter_file_splice_write+0x10/0x10
[ 76.191018][ T5059] direct_splice_actor+0x11e/0x220
[ 76.196155][ T5059] splice_direct_to_actor+0x58d/0xc80
[ 76.201655][ T5059] ? __lock_acquire+0x1345/0x1fd0
[ 76.206733][ T5059] ? __pfx_direct_splice_actor+0x10/0x10
[ 76.212715][ T5059] ? __pfx_splice_direct_to_actor+0x10/0x10
[ 76.218658][ T5059] do_splice_direct+0x28c/0x3e0
[ 76.223623][ T5059] ? __pfx_do_splice_direct+0x10/0x10
[ 76.229050][ T5059] ? __pfx_direct_file_splice_eof+0x10/0x10
[ 76.235039][ T5059] ? rw_verify_area+0x1d2/0x580
[ 76.240014][ T5059] do_sendfile+0x56d/0xdc0
[ 76.244548][ T5059] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 76.251079][ T5059] ? __pfx_do_sendfile+0x10/0x10
[ 76.256062][ T5059] ? _raw_spin_unlock_irq+0x2e/0x50
[ 76.261372][ T5059] ? ptrace_notify+0x278/0x380
[ 76.266203][ T5059] __se_sys_sendfile64+0x17c/0x1e0
[ 76.271431][ T5059] ? __pfx___se_sys_sendfile64+0x10/0x10
[ 76.277193][ T5059] ? do_syscall_64+0x108/0x240
[ 76.282080][ T5059] ? syscall_trace_enter+0x5e/0x150
[ 76.287338][ T5059] do_syscall_64+0xf9/0x240
[ 76.291984][ T5059] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 76.297923][ T5059] RIP: 0033:0x7fd7dd6d5c79
[ 76.302445][ T5059] 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
[ 76.322225][ T5059] RSP: 002b:00007ffd43a7a5f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
[ 76.330802][ T5059] RAX: ffffffffffffffda RBX: 000000000000244e RCX: 00007fd7dd6d5c79
[ 76.338822][ T5059] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000005
[ 76.347042][ T5059] RBP: 0000000000000073 R08: 68742f636f72702f R09: 68742f636f72702f
[ 76.355118][ T5059] R10: 0000000100800001 R11: 0000000000000246 R12: 0000000000000001
[ 76.363232][ T5059] R13: 00007ffd43a7a848 R14: 0000000000000001 R15: 0000000000000001
[ 76.371570][ T5059]
[ 76.374604][ T5059] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 76.381886][ T5059] CPU: 0 PID: 5059 Comm: syz-executor871 Not tainted 6.8.0-rc3-syzkaller-00136-g1f719a2f3fa6 #0
[ 76.392313][ T5059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 76.402491][ T5059] Call Trace:
[ 76.405777][ T5059]
[ 76.408717][ T5059] dump_stack_lvl+0x1e7/0x2e0
[ 76.413467][ T5059] ? __pfx_dump_stack_lvl+0x10/0x10
[ 76.418693][ T5059] ? __pfx__printk+0x10/0x10
[ 76.423313][ T5059] ? vscnprintf+0x5d/0x90
[ 76.427742][ T5059] panic+0x349/0x860
[ 76.431746][ T5059] ? __warn+0x171/0x4b0
[ 76.435950][ T5059] ? __pfx_panic+0x10/0x10
[ 76.440573][ T5059] __warn+0x31c/0x4b0
[ 76.444585][ T5059] ? udf_truncate_extents+0x10ad/0x12d0
[ 76.450236][ T5059] report_bug+0x2b3/0x500
[ 76.454601][ T5059] ? udf_truncate_extents+0x10ad/0x12d0
[ 76.460281][ T5059] handle_bug+0x3e/0x70
[ 76.464470][ T5059] exc_invalid_op+0x1a/0x50
[ 76.469102][ T5059] asm_exc_invalid_op+0x1a/0x20
[ 76.473993][ T5059] RIP: 0010:udf_truncate_extents+0x10ad/0x12d0
[ 76.480271][ T5059] Code: 00 44 89 f0 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 51 1e 7f fe 41 be fb ff ff ff eb 82 e8 44 1e 7f fe 90 <0f> 0b 90 eb 81 48 8d 8c 24 60 01 00 00 80 e1 07 80 c1 03 38 c1 0f
[ 76.500169][ T5059] RSP: 0018:ffffc9000431f340 EFLAGS: 00010293
[ 76.506264][ T5059] RAX: ffffffff831447ec RBX: dffffc0000000000 RCX: ffff888029879dc0
[ 76.514249][ T5059] RDX: 0000000000000000 RSI: 0000000000000050 RDI: 0000000000000000
[ 76.522231][ T5059] RBP: ffffc9000431f538 R08: ffffffff83143be5 R09: ffffffff83121d44
[ 76.530219][ T5059] R10: 0000000000000002 R11: ffff888029879dc0 R12: ffff8880252f8018
[ 76.538217][ T5059] R13: 0000000000000050 R14: 0000000000000000 R15: 00000000000000ff
[ 76.546222][ T5059] ? udf_current_aext+0x324/0x9e0
[ 76.551278][ T5059] ? udf_truncate_extents+0x4a5/0x12d0
[ 76.556907][ T5059] ? udf_truncate_extents+0x10ac/0x12d0
[ 76.562943][ T5059] ? __pfx_udf_truncate_extents+0x10/0x10
[ 76.568695][ T5059] ? udf_write_failed+0x16e/0x1b0
[ 76.573756][ T5059] ? do_raw_spin_lock+0x14e/0x370
[ 76.578976][ T5059] ? __pfx_lock_release+0x10/0x10
[ 76.584025][ T5059] ? do_raw_spin_unlock+0x13b/0x8b0
[ 76.589248][ T5059] udf_write_failed+0x176/0x1b0
[ 76.594127][ T5059] udf_write_begin+0x176/0x1a0
[ 76.598913][ T5059] generic_perform_write+0x321/0x640
[ 76.604238][ T5059] ? __pfx_generic_perform_write+0x10/0x10
[ 76.610067][ T5059] ? file_update_time+0x2a3/0x3e0
[ 76.616081][ T5059] ? __generic_file_write_iter+0x105/0x230
[ 76.622261][ T5059] ? udf_file_write_iter+0x2e8/0x660
[ 76.627571][ T5059] udf_file_write_iter+0x2fd/0x660
[ 76.632712][ T5059] iter_file_splice_write+0xbd6/0x14e0
[ 76.639092][ T5059] ? __pfx_iter_file_splice_write+0x10/0x10
[ 76.645118][ T5059] ? rcu_read_lock_any_held+0xb7/0x160
[ 76.650624][ T5059] ? __pfx_iter_file_splice_write+0x10/0x10
[ 76.656642][ T5059] direct_splice_actor+0x11e/0x220
[ 76.661780][ T5059] splice_direct_to_actor+0x58d/0xc80
[ 76.667187][ T5059] ? __lock_acquire+0x1345/0x1fd0
[ 76.672248][ T5059] ? __pfx_direct_splice_actor+0x10/0x10
[ 76.677915][ T5059] ? __pfx_splice_direct_to_actor+0x10/0x10
[ 76.683844][ T5059] do_splice_direct+0x28c/0x3e0
[ 76.688725][ T5059] ? __pfx_do_splice_direct+0x10/0x10
[ 76.694119][ T5059] ? __pfx_direct_file_splice_eof+0x10/0x10
[ 76.700032][ T5059] ? rw_verify_area+0x1d2/0x580
[ 76.704899][ T5059] do_sendfile+0x56d/0xdc0
[ 76.709342][ T5059] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 76.715697][ T5059] ? __pfx_do_sendfile+0x10/0x10
[ 76.720661][ T5059] ? _raw_spin_unlock_irq+0x2e/0x50
[ 76.725875][ T5059] ? ptrace_notify+0x278/0x380
[ 76.730664][ T5059] __se_sys_sendfile64+0x17c/0x1e0
[ 76.735886][ T5059] ? __pfx___se_sys_sendfile64+0x10/0x10
[ 76.741667][ T5059] ? do_syscall_64+0x108/0x240
[ 76.746597][ T5059] ? syscall_trace_enter+0x5e/0x150
[ 76.751837][ T5059] do_syscall_64+0xf9/0x240
[ 76.756384][ T5059] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 76.762305][ T5059] RIP: 0033:0x7fd7dd6d5c79
[ 76.766735][ T5059] 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
[ 76.787317][ T5059] RSP: 002b:00007ffd43a7a5f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
[ 76.795943][ T5059] RAX: ffffffffffffffda RBX: 000000000000244e RCX: 00007fd7dd6d5c79
[ 76.804421][ T5059] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000005
[ 76.812415][ T5059] RBP: 0000000000000073 R08: 68742f636f72702f R09: 68742f636f72702f
[ 76.820405][ T5059] R10: 0000000100800001 R11: 0000000000000246 R12: 0000000000000001
[ 76.828411][ T5059] R13: 00007ffd43a7a848 R14: 0000000000000001 R15: 0000000000000001
[ 76.836411][ T5059]
[ 76.839666][ T5059] Kernel Offset: disabled
[ 76.844090][ T5059] Rebooting in 86400 seconds..