./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2536772768 <...> [ 81.672467][ T758] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.228' (ECDSA) to the list of known hosts. execve("./syz-executor2536772768", ["./syz-executor2536772768"], 0x7fffb0bdb590 /* 10 vars */) = 0 brk(NULL) = 0x555557307000 brk(0x555557307c40) = 0x555557307c40 arch_prctl(ARCH_SET_FS, 0x555557307300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555573075d0) = 4998 set_robust_list(0x5555573075e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f7c5efc14e0, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f7c5efc1bb0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f7c5efc1580, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7c5efc1bb0}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2536772768", 4096) = 28 brk(0x555557328c40) = 0x555557328c40 brk(0x555557329000) = 0x555557329000 mprotect(0x7f7c5f087000, 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 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 3 ioctl(3, LOOP_CLR_FD) = -1 ENXIO (No such device or address) close(3) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555573075d0) = 4999 ./strace-static-x86_64: Process 4999 attached [pid 4999] set_robust_list(0x5555573075e0, 24) = 0 [pid 4999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 4999] setpgid(0, 0) = 0 [pid 4999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 4999] write(3, "1000", 4) = 4 [pid 4999] close(3) = 0 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7c5ef90000 [pid 4999] mprotect(0x7f7c5ef91000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4999] clone(child_stack=0x7f7c5efb03f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5000], tls=0x7f7c5efb0700, child_tidptr=0x7f7c5efb09d0) = 5000 [pid 4999] futex(0x7f7c5f08d6e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=4, tv_nsec=50000000}./strace-static-x86_64: Process 5000 attached [pid 5000] set_robust_list(0x7f7c5efb09e0, 24) = 0 [pid 5000] memfd_create("syzkaller", 0) = 3 [pid 5000] mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7c56b90000 [ 83.994392][ T5000] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5000 'syz-executor253' [pid 5000] 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 [pid 5000] munmap(0x7f7c56b90000, 16777216) = 0 [pid 5000] openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [pid 5000] ioctl(4, LOOP_SET_FD, 3) = 0 [pid 5000] close(3) = 0 [pid 5000] mkdir("./file0", 0777) = 0 [ 84.200854][ T5000] loop0: detected capacity change from 0 to 32768 [ 84.214314][ T5000] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 scanned by syz-executor253 (5000) [ 84.234876][ T5000] BTRFS info (device loop0): using sha256 (sha256-avx2) checksum algorithm [ 84.243698][ T5000] BTRFS info (device loop0): using free space tree [pid 5000] mount("/dev/loop0", "./file0", "btrfs", 0, "") = 0 [pid 5000] openat(AT_FDCWD, "./file0", O_RDONLY|O_DIRECTORY) = 3 [pid 5000] chdir("./file0") = 0 [pid 5000] ioctl(4, LOOP_CLR_FD) = 0 [pid 5000] close(4) = 0 [pid 5000] futex(0x7f7c5f08d6ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5000] futex(0x7f7c5f08d6e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4999] <... futex resumed>) = 0 [pid 4999] futex(0x7f7c5f08d6e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5000] <... futex resumed>) = 0 [ 84.271077][ T5000] BTRFS info (device loop0): enabling ssd optimizations [ 84.278067][ T5000] BTRFS info (device loop0): auto enabling async discard [pid 5000] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_NONBLOCK|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME, 000) = 4 [pid 5000] futex(0x7f7c5f08d6ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4999] <... futex resumed>) = 0 [pid 5000] open("./bus", O_RDWR|O_CREAT|O_TRUNC|O_SYNC|O_DIRECT|O_LARGEFILE|O_NOATIME|0x3c, 000 [pid 4999] futex(0x7f7c5f08d6e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5000] <... open resumed>) = 5 [pid 4999] <... futex resumed>) = 0 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5000] futex(0x7f7c5f08d6ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4999] <... futex resumed>) = 0 [pid 4999] futex(0x7f7c5f08d6e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5000] <... futex resumed>) = 1 [ 84.312252][ T27] audit: type=1800 audit(1687515363.519:2): pid=5000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor253" name="bus" dev="loop0" ino=263 res=0 errno=0 [pid 5000] fallocate(5, 0, 0, 1048816) = 0 [pid 5000] futex(0x7f7c5f08d6ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 4999] <... futex resumed>) = 0 [pid 4999] futex(0x7f7c5f08d6e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] futex(0x7f7c5f08d6ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5000] <... futex resumed>) = 1 [ 84.354050][ T27] audit: type=1800 audit(1687515363.539:3): pid=5000 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="syz-executor253" name="bus" dev="loop0" ino=263 res=0 errno=0 [pid 5000] sendfile(4, 5, NULL, 142606348 [pid 4999] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 4999] futex(0x7f7c5f08d6fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f7c57b6f000 [pid 4999] mprotect(0x7f7c57b70000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 4999] clone(child_stack=0x7f7c57b8f3f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[5018], tls=0x7f7c57b8f700, child_tidptr=0x7f7c57b8f9d0) = 5018 [pid 4999] futex(0x7f7c5f08d6f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 4999] futex(0x7f7c5f08d6fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 5018 attached [pid 5018] set_robust_list(0x7f7c57b8f9e0, 24) = 0 [pid 5018] open(".", O_RDONLY) = 6 [pid 5018] futex(0x7f7c5f08d6fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 4999] <... futex resumed>) = 0 [pid 5018] futex(0x7f7c5f08d6f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 4999] futex(0x7f7c5f08d6f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5018] <... futex resumed>) = 0 [pid 4999] <... futex resumed>) = 1 [pid 5018] ioctl(6, BTRFS_IOC_BALANCE_V2, {flags=0} [pid 4999] futex(0x7f7c5f08d6fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 ETIMEDOUT (Connection timed out) [ 84.473628][ T5018] BTRFS info (device loop0): balance: start [ 84.482604][ T5018] BTRFS info (device loop0): balance: ended with status: 0 [ 84.483515][ T5000] ------------[ cut here ]------------ [ 84.495708][ T5000] BTRFS: Transaction aborted (error -28) [ 84.503122][ T5000] WARNING: CPU: 1 PID: 5000 at fs/btrfs/extent-tree.c:3053 __btrfs_free_extent+0x2325/0x2e50 [ 84.513727][ T5000] Modules linked in: [ 84.517680][ T5000] CPU: 1 PID: 5000 Comm: syz-executor253 Not tainted 6.4.0-rc7-syzkaller-00194-g8a28a0b6f1a1 #0 [ 84.528242][ T5000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 84.538430][ T5000] RIP: 0010:__btrfs_free_extent+0x2325/0x2e50 [ 84.544595][ T5000] Code: 2a 07 48 bb 00 00 00 00 00 fc ff df 4c 8b 74 24 08 e9 1b fb ff ff e8 4a 77 07 fe 48 c7 c7 00 95 29 8b 44 89 e6 e8 db f0 ce fd <0f> 0b e9 40 e4 ff ff 4d 89 e5 e8 2c 77 07 fe 45 31 c0 45 84 f6 41 [ 84.564287][ T5000] RSP: 0018:ffffc90003aaeb80 EFLAGS: 00010246 [ 84.570450][ T5000] RAX: 9fdd13166583b900 RBX: ffff88802d0c0001 RCX: ffff88801f451dc0 [ 84.578472][ T5000] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 84.586554][ T5000] RBP: ffffc90003aaed00 R08: ffffffff81530132 R09: fffff52000755ce9 [ 84.594722][ T5000] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000ffffffe4 [ 84.602813][ T5000] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000001000 [ 84.610866][ T5000] FS: 00007f7c5efb0700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 84.620014][ T5000] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.626710][ T5000] CR2: 00007f7c5f0453a0 CR3: 0000000078e21000 CR4: 00000000003506e0 [ 84.634799][ T5000] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 84.642871][ T5000] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 84.650914][ T5000] Call Trace: [ 84.654208][ T5000] [ 84.657161][ T5000] ? __warn+0x162/0x4a0 [ 84.661413][ T5000] ? __btrfs_free_extent+0x2325/0x2e50 [ 84.666934][ T5000] ? report_bug+0x2b3/0x500 [pid 4999] exit_group(0) = ? [ 84.671553][ T5000] ? __btrfs_free_extent+0x2325/0x2e50 [ 84.677167][ T5000] ? handle_bug+0x3d/0x70 [ 84.681597][ T5000] ? exc_invalid_op+0x1a/0x50 [ 84.686315][ T5000] ? asm_exc_invalid_op+0x1a/0x20 [ 84.691442][ T5000] ? __warn_printk+0x292/0x360 [ 84.696280][ T5000] ? __btrfs_free_extent+0x2325/0x2e50 [ 84.701881][ T5000] ? read_lock_is_recursive+0x20/0x20 [ 84.707323][ T5000] ? __btrfs_inc_extent_ref+0x5f0/0x5f0 [ 84.712985][ T5000] ? _raw_read_unlock+0x28/0x40 [ 84.717904][ T5000] ? do_raw_spin_unlock+0x13b/0x8b0 [ 84.723219][ T5000] __btrfs_run_delayed_refs+0xef9/0x3fc0 [ 84.728936][ T5000] ? btrfs_run_delayed_refs+0x480/0x480 [ 84.734725][ T5000] ? stack_trace_snprint+0xf0/0xf0 [ 84.739897][ T5000] ? mark_lock+0x9a/0x340 [ 84.744382][ T5000] ? read_lock_is_recursive+0x20/0x20 [ 84.749850][ T5000] btrfs_run_delayed_refs+0x140/0x480 [ 84.755346][ T5000] btrfs_commit_transaction+0x427/0x3370 [ 84.761241][ T5000] ? join_transaction+0xbfd/0xe80 [ 84.766301][ T5000] ? do_raw_spin_lock+0x14d/0x3a0 [ 84.771447][ T5000] ? btrfs_commit_transaction_async+0x450/0x450 [ 84.777758][ T5000] ? slab_post_alloc_hook+0x83/0x3a0 [ 84.783169][ T5000] ? join_transaction+0xc52/0xe80 [ 84.788246][ T5000] ? join_transaction+0xc28/0xe80 [ 84.793372][ T5000] ? btrfs_record_root_in_trans+0x12d/0x180 [ 84.799314][ T5000] ? start_transaction+0x3de/0x1080 [ 84.804620][ T5000] btrfs_sync_file+0xcb3/0x10e0 [ 84.809546][ T5000] ? btrfs_release_file+0x130/0x130 [ 84.814837][ T5000] ? do_raw_spin_lock+0x14d/0x3a0 [ 84.820020][ T5000] ? do_raw_spin_unlock+0x13b/0x8b0 [ 84.825342][ T5000] btrfs_do_write_iter+0xccd/0x1270 [ 84.830673][ T5000] ? btrfs_check_nocow_unlock+0x40/0x40 [ 84.836302][ T5000] do_iter_write+0x7b1/0xcb0 [ 84.841087][ T5000] ? vfs_iter_write+0xa0/0xa0 [ 84.845850][ T5000] ? vfs_iter_write+0x6d/0xa0 [ 84.850655][ T5000] iter_file_splice_write+0x843/0xfe0 [ 84.856068][ T5000] ? btrfs_inode_lock+0x58/0xd0 [ 84.861040][ T5000] ? splice_from_pipe+0x230/0x230 [ 84.866119][ T5000] ? direct_splice_read+0xa10/0xa10 [ 84.871426][ T5000] ? splice_from_pipe+0x230/0x230 [ 84.876499][ T5000] direct_splice_actor+0xe7/0x1c0 [ 84.881669][ T5000] splice_direct_to_actor+0x4c4/0xbd0 [ 84.887130][ T5000] ? do_splice_direct+0x3d0/0x3d0 [ 84.892358][ T5000] ? pipe_to_sendpage+0x350/0x350 [ 84.897487][ T5000] ? fsnotify_perm+0x67/0x590 [ 84.902304][ T5000] ? bpf_lsm_file_permission+0x9/0x10 [ 84.907740][ T5000] do_splice_direct+0x283/0x3d0 [ 84.912688][ T5000] ? splice_direct_to_actor+0xbd0/0xbd0 [ 84.918272][ T5000] ? rcu_read_lock_any_held+0xb7/0x160 [ 84.923832][ T5000] do_sendfile+0x620/0xff0 [ 84.928292][ T5000] ? ptrace_stop+0x75a/0x970 [ 84.932971][ T5000] ? do_pwritev+0x360/0x360 [ 84.937518][ T5000] ? _raw_spin_unlock_irq+0x2e/0x50 [ 84.942798][ T5000] ? ptrace_notify+0x278/0x380 [ 84.947620][ T5000] __se_sys_sendfile64+0x17c/0x1e0 [ 84.952852][ T5000] ? __x64_sys_sendfile64+0xb0/0xb0 [ 84.958112][ T5000] ? syscall_enter_from_user_mode+0x32/0x230 [ 84.964214][ T5000] ? syscall_enter_from_user_mode+0x8c/0x230 [ 84.970243][ T5000] do_syscall_64+0x41/0xc0 [ 84.974745][ T5000] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 84.980724][ T5000] RIP: 0033:0x7f7c5f0041c9 [ 84.985170][ T5000] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 [ 85.004898][ T5000] RSP: 002b:00007f7c5efb02f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 85.013435][ T5000] RAX: ffffffffffffffda RBX: 00007f7c5f08d6e0 RCX: 00007f7c5f0041c9 [ 85.021551][ T5000] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 85.029585][ T5000] RBP: 00007f7c5f05a66c R08: 0000000000000000 R09: 0000000000000000 [ 85.037962][ T5000] R10: 000000000880000c R11: 0000000000000246 R12: 0002000000000002 [ 85.046052][ T5000] R13: 7000000000000000 R14: 0000000400000117 R15: 00007f7c5f08d6e8 [ 85.054188][ T5000] [ 85.057267][ T5000] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.064693][ T5000] CPU: 1 PID: 5000 Comm: syz-executor253 Not tainted 6.4.0-rc7-syzkaller-00194-g8a28a0b6f1a1 #0 [ 85.075166][ T5000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 85.085263][ T5000] Call Trace: [ 85.088564][ T5000] [ 85.091517][ T5000] dump_stack_lvl+0x1e7/0x2d0 [ 85.096232][ T5000] ? nf_tcp_handle_invalid+0x650/0x650 [ 85.101775][ T5000] ? panic+0x770/0x770 [ 85.105886][ T5000] ? vscnprintf+0x5d/0x80 [ 85.110254][ T5000] panic+0x30f/0x770 [ 85.114179][ T5000] ? __warn+0x171/0x4a0 [ 85.118356][ T5000] ? __memcpy_flushcache+0x2b0/0x2b0 [ 85.123672][ T5000] __warn+0x314/0x4a0 [ 85.127684][ T5000] ? __btrfs_free_extent+0x2325/0x2e50 [ 85.133213][ T5000] report_bug+0x2b3/0x500 [ 85.137595][ T5000] ? __btrfs_free_extent+0x2325/0x2e50 [ 85.143100][ T5000] handle_bug+0x3d/0x70 [ 85.147284][ T5000] exc_invalid_op+0x1a/0x50 [ 85.151815][ T5000] asm_exc_invalid_op+0x1a/0x20 [ 85.156799][ T5000] RIP: 0010:__btrfs_free_extent+0x2325/0x2e50 [ 85.162897][ T5000] Code: 2a 07 48 bb 00 00 00 00 00 fc ff df 4c 8b 74 24 08 e9 1b fb ff ff e8 4a 77 07 fe 48 c7 c7 00 95 29 8b 44 89 e6 e8 db f0 ce fd <0f> 0b e9 40 e4 ff ff 4d 89 e5 e8 2c 77 07 fe 45 31 c0 45 84 f6 41 [ 85.182522][ T5000] RSP: 0018:ffffc90003aaeb80 EFLAGS: 00010246 [ 85.188690][ T5000] RAX: 9fdd13166583b900 RBX: ffff88802d0c0001 RCX: ffff88801f451dc0 [ 85.196709][ T5000] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 85.204709][ T5000] RBP: ffffc90003aaed00 R08: ffffffff81530132 R09: fffff52000755ce9 [ 85.212697][ T5000] R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000ffffffe4 [ 85.220677][ T5000] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000001000 [ 85.228696][ T5000] ? __warn_printk+0x292/0x360 [ 85.233692][ T5000] ? read_lock_is_recursive+0x20/0x20 [ 85.239093][ T5000] ? __btrfs_inc_extent_ref+0x5f0/0x5f0 [ 85.244695][ T5000] ? _raw_read_unlock+0x28/0x40 [ 85.249609][ T5000] ? do_raw_spin_unlock+0x13b/0x8b0 [ 85.254851][ T5000] __btrfs_run_delayed_refs+0xef9/0x3fc0 [ 85.260667][ T5000] ? btrfs_run_delayed_refs+0x480/0x480 [ 85.266347][ T5000] ? stack_trace_snprint+0xf0/0xf0 [ 85.271619][ T5000] ? mark_lock+0x9a/0x340 [ 85.276010][ T5000] ? read_lock_is_recursive+0x20/0x20 [ 85.281440][ T5000] btrfs_run_delayed_refs+0x140/0x480 [ 85.286858][ T5000] btrfs_commit_transaction+0x427/0x3370 [ 85.292522][ T5000] ? join_transaction+0xbfd/0xe80 [ 85.297561][ T5000] ? do_raw_spin_lock+0x14d/0x3a0 [ 85.302624][ T5000] ? btrfs_commit_transaction_async+0x450/0x450 [ 85.308881][ T5000] ? slab_post_alloc_hook+0x83/0x3a0 [ 85.314199][ T5000] ? join_transaction+0xc52/0xe80 [ 85.319255][ T5000] ? join_transaction+0xc28/0xe80 [ 85.324296][ T5000] ? btrfs_record_root_in_trans+0x12d/0x180 [ 85.330207][ T5000] ? start_transaction+0x3de/0x1080 [ 85.335444][ T5000] btrfs_sync_file+0xcb3/0x10e0 [ 85.340335][ T5000] ? btrfs_release_file+0x130/0x130 [ 85.345574][ T5000] ? do_raw_spin_lock+0x14d/0x3a0 [ 85.350632][ T5000] ? do_raw_spin_unlock+0x13b/0x8b0 [ 85.355865][ T5000] btrfs_do_write_iter+0xccd/0x1270 [ 85.361097][ T5000] ? btrfs_check_nocow_unlock+0x40/0x40 [ 85.366663][ T5000] do_iter_write+0x7b1/0xcb0 [ 85.371292][ T5000] ? vfs_iter_write+0xa0/0xa0 [ 85.376014][ T5000] ? vfs_iter_write+0x6d/0xa0 [ 85.380710][ T5000] iter_file_splice_write+0x843/0xfe0 [ 85.386091][ T5000] ? btrfs_inode_lock+0x58/0xd0 [ 85.390980][ T5000] ? splice_from_pipe+0x230/0x230 [ 85.396020][ T5000] ? direct_splice_read+0xa10/0xa10 [ 85.401248][ T5000] ? splice_from_pipe+0x230/0x230 [ 85.406315][ T5000] direct_splice_actor+0xe7/0x1c0 [ 85.411418][ T5000] splice_direct_to_actor+0x4c4/0xbd0 [ 85.416871][ T5000] ? do_splice_direct+0x3d0/0x3d0 [ 85.421950][ T5000] ? pipe_to_sendpage+0x350/0x350 [ 85.427029][ T5000] ? fsnotify_perm+0x67/0x590 [ 85.431745][ T5000] ? bpf_lsm_file_permission+0x9/0x10 [ 85.437190][ T5000] do_splice_direct+0x283/0x3d0 [ 85.442070][ T5000] ? splice_direct_to_actor+0xbd0/0xbd0 [ 85.447712][ T5000] ? rcu_read_lock_any_held+0xb7/0x160 [ 85.453203][ T5000] do_sendfile+0x620/0xff0 [ 85.457638][ T5000] ? ptrace_stop+0x75a/0x970 [ 85.462274][ T5000] ? do_pwritev+0x360/0x360 [ 85.466791][ T5000] ? _raw_spin_unlock_irq+0x2e/0x50 [ 85.472012][ T5000] ? ptrace_notify+0x278/0x380 [ 85.476882][ T5000] __se_sys_sendfile64+0x17c/0x1e0 [ 85.482012][ T5000] ? __x64_sys_sendfile64+0xb0/0xb0 [ 85.487308][ T5000] ? syscall_enter_from_user_mode+0x32/0x230 [ 85.493317][ T5000] ? syscall_enter_from_user_mode+0x8c/0x230 [ 85.499314][ T5000] do_syscall_64+0x41/0xc0 [ 85.503775][ T5000] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 85.509685][ T5000] RIP: 0033:0x7f7c5f0041c9 [ 85.514111][ T5000] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 [ 85.533759][ T5000] RSP: 002b:00007f7c5efb02f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 85.542211][ T5000] RAX: ffffffffffffffda RBX: 00007f7c5f08d6e0 RCX: 00007f7c5f0041c9 [ 85.550224][ T5000] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000004 [ 85.558313][ T5000] RBP: 00007f7c5f05a66c R08: 0000000000000000 R09: 0000000000000000 [ 85.566318][ T5000] R10: 000000000880000c R11: 0000000000000246 R12: 0002000000000002 [ 85.574331][ T5000] R13: 7000000000000000 R14: 0000000400000117 R15: 00007f7c5f08d6e8 [ 85.582329][ T5000] [ 85.585586][ T5000] Kernel Offset: disabled [ 85.590035][ T5000] Rebooting in 86400 seconds..