./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1818013003 <...> Warning: Permanently added '10.128.10.28' (ED25519) to the list of known hosts. execve("./syz-executor1818013003", ["./syz-executor1818013003"], 0x7ffc59be8ae0 /* 10 vars */) = 0 brk(NULL) = 0x5555827b3000 brk(0x5555827b3d00) = 0x5555827b3d00 arch_prctl(ARCH_SET_FS, 0x5555827b3380) = 0 set_tid_address(0x5555827b3650) = 5840 set_robust_list(0x5555827b3660, 24) = 0 rseq(0x5555827b3ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1818013003", 4096) = 28 getrandom("\x59\x73\xc6\xba\x7c\xda\x28\xe1", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555827b3d00 brk(0x5555827d4d00) = 0x5555827d4d00 brk(0x5555827d5000) = 0x5555827d5000 mprotect(0x7f0b206c6000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 executing program write(1, "executing program\n", 18) = 18 fsopen("ceph", FSOPEN_CLOEXEC) = 3 fsconfig(3, FSCONFIG_SET_STRING, "source", "c:::", 0) = 0 [ 85.790536][ T5840] ------------[ cut here ]------------ [ 85.796137][ T5840] do not call blocking ops when !TASK_RUNNING; state=1 set at [] prepare_to_wait_event+0x3ac/0x460 [ 85.809241][ T5840] WARNING: CPU: 1 PID: 5840 at kernel/sched/core.c:8745 __might_sleep+0xb9/0xe0 [ 85.809278][ T974] libceph: connect (1)[c::]:6789 error -101 [ 85.818494][ T5840] Modules linked in: [ 85.818676][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor181 Not tainted 6.14.0-next-20250404-syzkaller #0 PREEMPT(full) [ 85.818700][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 85.818712][ T5840] RIP: 0010:__might_sleep+0xb9/0xe0 [ 85.818738][ T5840] Code: b7 0e 01 90 42 80 3c 23 00 74 08 48 89 ef e8 3e 13 9b 00 48 8b 4d 00 48 c7 c7 e0 33 4a 8c 44 89 ee 48 89 ca e8 18 11 f0 ff 90 <0f> 0b 90 90 eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 70 ff ff ff [ 85.818753][ T5840] RSP: 0018:ffffc9000415f988 EFLAGS: 00010246 [ 85.818771][ T5840] RAX: fd368e7e13f3a900 RBX: 1ffff110058ec6b1 RCX: ffff88802c761e00 [ 85.818786][ T5840] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 85.818798][ T5840] RBP: ffff88802c763588 R08: ffffffff81828012 R09: fffffbfff1d7a980 [ 85.818812][ T5840] R10: dffffc0000000000 R11: fffffbfff1d7a980 R12: dffffc0000000000 [ 85.818826][ T5840] R13: 0000000000000001 R14: 0000000000000242 R15: ffffffff8c4ad740 [ 85.818840][ T5840] FS: 00005555827b3380(0000) GS:ffff88812508f000(0000) knlGS:0000000000000000 [ 85.818856][ T5840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.818870][ T5840] CR2: 0000559c14e13950 CR3: 000000007bd64000 CR4: 00000000003526f0 [ 85.818889][ T5840] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.818902][ T5840] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.818915][ T5840] Call Trace: [ 85.818925][ T5840] [ 85.818940][ T5840] __mutex_lock+0x12c/0x10c0 [ 85.841071][ T974] libceph: mon0 (1)[c::]:6789 connect error [ 85.850716][ T5840] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 85.985542][ T5840] ? __ceph_open_session+0x471/0xa30 [ 85.991009][ T5840] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 85.996943][ T5840] ? __pfx___mutex_lock+0x10/0x10 [ 86.002103][ T5840] ? __up_read+0x2c4/0x6b0 [ 86.006573][ T5840] ? prepare_to_wait_event+0x3ac/0x460 [ 86.012215][ T5840] ? prepare_to_wait_event+0x40c/0x460 [ 86.017805][ T5840] __ceph_open_session+0x471/0xa30 [ 86.023132][ T5840] ? bdi_register_va+0x593/0x770 [ 86.028148][ T5840] ? __pfx___ceph_open_session+0x10/0x10 [ 86.033881][ T5840] ? __pfx_autoremove_wake_function+0x10/0x10 [ 86.040473][ T5840] ? sget_fc+0x960/0xa50 [ 86.044825][ T5840] ? __pfx_ceph_set_super+0x10/0x10 [ 86.050036][ T5840] ceph_get_tree+0xac4/0x17b0 [ 86.054832][ T5840] vfs_get_tree+0x90/0x2b0 [ 86.059475][ T5840] vfs_cmd_create+0xa0/0x1f0 [ 86.064168][ T5840] ? __se_sys_fsconfig+0xa14/0xf40 [ 86.069341][ T5840] __se_sys_fsconfig+0xa20/0xf40 [ 86.074429][ T5840] ? __pfx___se_sys_fsconfig+0x10/0x10 [ 86.079957][ T5840] ? __x64_sys_fsconfig+0x20/0xc0 [ 86.085153][ T5840] do_syscall_64+0xf3/0x230 [ 86.089689][ T5840] ? clear_bhb_loop+0x45/0xa0 [ 86.094541][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.100603][ T5840] RIP: 0033:0x7f0b20653329 [ 86.105039][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 86.124957][ T5840] RSP: 002b:00007fffabd71a98 EFLAGS: 00000246 ORIG_RAX: 00000000000001af [ 86.133497][ T5840] RAX: ffffffffffffffda RBX: 00007fffabd71c68 RCX: 00007f0b20653329 [ 86.141390][ T974] libceph: connect (1)[c::]:6789 error -101 [ 86.141556][ T5840] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003 [ 86.147542][ T974] libceph: mon0 (1)[c::]:6789 connect error [ 86.155418][ T5840] RBP: 00007f0b206c6610 R08: 0000000000000000 R09: 00007fffabd71c68 [ 86.155437][ T5840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 86.155451][ T5840] R13: 00007fffabd71c58 R14: 0000000000000001 R15: 0000000000000001 [ 86.155485][ T5840] [ 86.188672][ T5840] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 86.196101][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor181 Not tainted 6.14.0-next-20250404-syzkaller #0 PREEMPT(full) [ 86.207833][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 86.217895][ T5840] Call Trace: [ 86.221194][ T5840] [ 86.224236][ T5840] dump_stack_lvl+0x241/0x360 [ 86.229250][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10 [ 86.234525][ T5840] ? __pfx__printk+0x10/0x10 [ 86.239140][ T5840] ? vscnprintf+0x5d/0x90 [ 86.243510][ T5840] panic+0x349/0x880 [ 86.247528][ T5840] ? __warn+0x174/0x4d0 [ 86.251684][ T5840] ? __pfx_panic+0x10/0x10 [ 86.256219][ T5840] __warn+0x344/0x4d0 [ 86.260868][ T5840] ? __might_sleep+0xb9/0xe0 [ 86.266020][ T5840] report_bug+0x2b3/0x500 [ 86.270466][ T5840] ? __might_sleep+0xb9/0xe0 [ 86.275056][ T5840] ? __might_sleep+0xb9/0xe0 [ 86.279650][ T5840] ? __might_sleep+0xbb/0xe0 [ 86.284357][ T5840] handle_bug+0x89/0x170 [ 86.288693][ T5840] exc_invalid_op+0x1a/0x50 [ 86.293210][ T5840] asm_exc_invalid_op+0x1a/0x20 [ 86.298096][ T5840] RIP: 0010:__might_sleep+0xb9/0xe0 [ 86.303310][ T5840] Code: b7 0e 01 90 42 80 3c 23 00 74 08 48 89 ef e8 3e 13 9b 00 48 8b 4d 00 48 c7 c7 e0 33 4a 8c 44 89 ee 48 89 ca e8 18 11 f0 ff 90 <0f> 0b 90 90 eb b5 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 70 ff ff ff [ 86.323100][ T5840] RSP: 0018:ffffc9000415f988 EFLAGS: 00010246 [ 86.329182][ T5840] RAX: fd368e7e13f3a900 RBX: 1ffff110058ec6b1 RCX: ffff88802c761e00 [ 86.337251][ T5840] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 86.345314][ T5840] RBP: ffff88802c763588 R08: ffffffff81828012 R09: fffffbfff1d7a980 [ 86.353380][ T5840] R10: dffffc0000000000 R11: fffffbfff1d7a980 R12: dffffc0000000000 [ 86.361368][ T5840] R13: 0000000000000001 R14: 0000000000000242 R15: ffffffff8c4ad740 [ 86.369357][ T5840] ? __warn_printk+0x2a2/0x360 [ 86.374139][ T5840] ? __might_sleep+0xb8/0xe0 [ 86.378737][ T5840] __mutex_lock+0x12c/0x10c0 [ 86.383349][ T5840] ? _raw_spin_unlock_irqrestore+0x90/0x140 [ 86.389257][ T5840] ? __ceph_open_session+0x471/0xa30 [ 86.394549][ T5840] ? _raw_spin_unlock_irqrestore+0xde/0x140 [ 86.400449][ T5840] ? __pfx___mutex_lock+0x10/0x10 [ 86.405484][ T5840] ? __up_read+0x2c4/0x6b0 [ 86.409914][ T5840] ? prepare_to_wait_event+0x3ac/0x460 [ 86.415432][ T5840] ? prepare_to_wait_event+0x40c/0x460 [ 86.421080][ T5840] __ceph_open_session+0x471/0xa30 [ 86.426204][ T5840] ? bdi_register_va+0x593/0x770 [ 86.431425][ T5840] ? __pfx___ceph_open_session+0x10/0x10 [ 86.437067][ T5840] ? __pfx_autoremove_wake_function+0x10/0x10 [ 86.443244][ T5840] ? sget_fc+0x960/0xa50 [ 86.447505][ T5840] ? __pfx_ceph_set_super+0x10/0x10 [ 86.452712][ T5840] ceph_get_tree+0xac4/0x17b0 [ 86.457409][ T5840] vfs_get_tree+0x90/0x2b0 [ 86.461837][ T5840] vfs_cmd_create+0xa0/0x1f0 [ 86.466439][ T5840] ? __se_sys_fsconfig+0xa14/0xf40 [ 86.471561][ T5840] __se_sys_fsconfig+0xa20/0xf40 [ 86.476535][ T5840] ? __pfx___se_sys_fsconfig+0x10/0x10 [ 86.482014][ T5840] ? __x64_sys_fsconfig+0x20/0xc0 [ 86.487140][ T5840] do_syscall_64+0xf3/0x230 [ 86.491863][ T5840] ? clear_bhb_loop+0x45/0xa0 [ 86.496599][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.502521][ T5840] RIP: 0033:0x7f0b20653329 [ 86.507079][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 86.526892][ T5840] RSP: 002b:00007fffabd71a98 EFLAGS: 00000246 ORIG_RAX: 00000000000001af [ 86.535421][ T5840] RAX: ffffffffffffffda RBX: 00007fffabd71c68 RCX: 00007f0b20653329 [ 86.543614][ T5840] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003 [ 86.551725][ T5840] RBP: 00007f0b206c6610 R08: 0000000000000000 R09: 00007fffabd71c68 [ 86.559822][ T5840] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 86.567905][ T5840] R13: 00007fffabd71c58 R14: 0000000000000001 R15: 0000000000000001 [ 86.575910][ T5840] [ 86.579244][ T5840] Kernel Offset: disabled [ 86.583594][ T5840] Rebooting in 86400 seconds..