[ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ 38.553749] ------------[ cut here ]------------ [ 38.554110] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.554947] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.555546] Modules linked in: [ 38.555791] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.556598] Tainted: [W]=WARN [ 38.556824] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.557453] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.557808] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 38.559102] RSP: 0018:ffff88800f76fbc0 EFLAGS: 00010286 [ 38.559496] RAX: 0000000000000000 RBX: ffffed1001eedf78 RCX: ffffffff813a4050 [ 38.559999] RDX: ffff888016099bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.560519] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eedf2f [ 38.561021] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.561553] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f76fdf8 [ 38.562057] FS: 00007f47efd72900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.562641] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.563054] CR2: 00007f47f0264580 CR3: 000000000e24f000 CR4: 0000000000350ef0 [ 38.563570] Call Trace: [ 38.563759] [ 38.563926] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.564274] ? __create_object+0x59/0x80 [ 38.564596] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.564976] __vmalloc_noprof+0x59/0x60 [ 38.565276] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.565633] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.565998] bpf_prog_alloc+0x39/0x200 [ 38.566281] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.566660] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.567012] do_seccomp+0x349/0x25e0 [ 38.567287] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.567658] ? __pfx_do_seccomp+0x10/0x10 [ 38.567962] ? find_held_lock+0x2b/0x80 [ 38.568255] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.568651] ? static_key_count+0x60/0x80 [ 38.568966] prctl_set_seccomp+0x4e/0x70 [ 38.569272] __do_sys_prctl+0xe6c/0x1d70 [ 38.569595] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.569929] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.570304] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.570702] ? irqentry_exit+0xf3/0x650 [ 38.571000] do_syscall_64+0xbf/0x430 [ 38.571284] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.571683] RIP: 0033:0x7f47f02645cd [ 38.571954] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 38.573241] RSP: 002b:00007ffc898c7610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.573797] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47f02645cd [ 38.574299] RDX: 00005588a418de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.574823] RBP: 00007ffc898c7670 R08: 0000000000000000 R09: 00007ffc898c6d10 [ 38.575338] R10: 0000000000000000 R11: 0000000000000246 R12: 00005588e2d54ad0 [ 38.575840] R13: 00007ffc898c7aa0 R14: 00005588e2d55bc0 R15: 00005588e2d66780 [ 38.576363] [ 38.576537] irq event stamp: 1623 [ 38.576783] hardirqs last enabled at (1631): [] __up_console_sem+0x78/0x80 [ 38.577409] hardirqs last disabled at (1640): [] __up_console_sem+0x5d/0x80 [ 38.578008] softirqs last enabled at (1532): [] handle_softirqs+0x50c/0x770 [ 38.578634] softirqs last disabled at (1527): [] __irq_exit_rcu+0xc4/0x100 [ 38.579230] ---[ end trace 0000000000000000 ]--- [ OK ] Finished Update UTMP about System Runlevel Changes. [ 38.998810] audit: type=1400 audit(1763394112.438:6): avc: denied { checkpoint_restore } for pid=230 comm="agetty" capability=40 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.982903] ------------[ cut here ]------------ [ 41.983837] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.985926] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.987379] Modules linked in: [ 41.987966] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.990095] Tainted: [W]=WARN [ 41.990686] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.992168] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.993085] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.996264] RSP: 0018:ffff88801b0d7bc0 EFLAGS: 00010286 [ 41.997238] RAX: 0000000000000000 RBX: ffffed100361af78 RCX: ffffffff813a4050 [ 41.998531] RDX: ffff8880179ad340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.999812] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100361af2f [ 42.001076] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.002361] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b0d7df8 [ 42.003634] FS: 00007f7207ac6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.005066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.006129] CR2: 00007f7207fb8580 CR3: 000000000d32f000 CR4: 0000000000350ef0 [ 42.007402] Call Trace: [ 42.007859] [ 42.008261] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.009151] ? __create_object+0x59/0x80 [ 42.009964] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.010933] __vmalloc_noprof+0x59/0x60 [ 42.011682] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.012562] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.013503] bpf_prog_alloc+0x39/0x200 [ 42.014187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.015125] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.016034] do_seccomp+0x349/0x25e0 [ 42.016755] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.017683] ? __pfx_do_seccomp+0x10/0x10 [ 42.018463] ? find_held_lock+0x2b/0x80 [ 42.019170] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.020131] ? static_key_count+0x60/0x80 [ 42.020915] prctl_set_seccomp+0x4e/0x70 [ 42.021696] __do_sys_prctl+0xe6c/0x1d70 [ 42.022467] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.023266] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.024223] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.025199] ? irqentry_exit+0xf3/0x650 [ 42.025966] do_syscall_64+0xbf/0x430 [ 42.026694] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.027632] RIP: 0033:0x7f7207fb85cd [ 42.028278] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.031162] RSP: 002b:00007fff3325a760 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.032312] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7207fb85cd [ 42.033412] RDX: 000055aa2624de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.034468] RBP: 00007fff3325a7c0 R08: 0000000000000000 R09: 00007fff33259e60 [ 42.035534] R10: 0000000000000000 R11: 0000000000000246 R12: 000055aa3969fad0 [ 42.036593] R13: 00007fff3325abf0 R14: 000055aa396a0bc0 R15: 000055aa396b1780 [ 42.037680] [ 42.038036] irq event stamp: 1751 [ 42.038576] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 42.039833] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 42.041098] softirqs last enabled at (1784): [] handle_softirqs+0x50c/0x770 [ 42.042385] softirqs last disabled at (1779): [] __irq_exit_rcu+0xc4/0x100 [ 42.043636] ---[ end trace 0000000000000000 ]--- [ 42.700840] ------------[ cut here ]------------ [ 42.701790] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.703842] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.705350] Modules linked in: [ 42.705937] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.707882] Tainted: [W]=WARN [ 42.708482] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.709970] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.710885] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.714094] RSP: 0018:ffff888017a17bc0 EFLAGS: 00010286 [ 42.715081] RAX: 0000000000000000 RBX: ffffed1002f42f78 RCX: ffffffff813a4050 [ 42.716373] RDX: ffff88801af7d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.717667] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f42f2f [ 42.718949] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.720228] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a17df8 [ 42.721512] FS: 00007f8ed94d3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.722956] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.723995] CR2: 00007f8ed99c5580 CR3: 0000000020a47000 CR4: 0000000000350ef0 [ 42.725281] Call Trace: [ 42.725782] [ 42.726189] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.727089] ? __create_object+0x59/0x80 [ 42.727868] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.728823] __vmalloc_noprof+0x59/0x60 [ 42.729596] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.730462] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.731386] bpf_prog_alloc+0x39/0x200 [ 42.732077] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.733004] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.733895] do_seccomp+0x349/0x25e0 [ 42.735406] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.736112] ? __pfx_do_seccomp+0x10/0x10 [ 42.736742] ? find_held_lock+0x2b/0x80 [ 42.737398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.738201] ? static_key_count+0x60/0x80 [ 42.739076] prctl_set_seccomp+0x4e/0x70 [ 42.739757] __do_sys_prctl+0xe6c/0x1d70 [ 42.740392] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.741054] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.741851] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.742640] ? irqentry_exit+0xf3/0x650 [ 42.743231] do_syscall_64+0xbf/0x430 [ 42.743831] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.744602] RIP: 0033:0x7f8ed99c55cd [ 42.745140] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.747735] RSP: 002b:00007fff6eac8160 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.748853] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ed99c55cd [ 42.749906] RDX: 00005560e3424e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.750946] RBP: 00007fff6eac81c0 R08: 0000000000000000 R09: 00007fff6eac7860 [ 42.751992] R10: 0000000000000000 R11: 0000000000000246 R12: 00005560f4081ad0 [ 42.753049] R13: 00007fff6eac85f0 R14: 00005560f4082bc0 R15: 00005560f4093780 [ 42.754110] [ 42.754480] irq event stamp: 1757 [ 42.754974] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 42.756206] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 42.757447] softirqs last enabled at (1566): [] handle_softirqs+0x50c/0x770 [ 42.758705] softirqs last disabled at (1559): [] __irq_exit_rcu+0xc4/0x100 [ 42.759934] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:39322' (ECDSA) to the list of known hosts. 2025/11/17 15:41:56 fuzzer started 2025/11/17 15:41:56 dialing manager at localhost:37895 2025/11/17 15:41:56 checking machine... 2025/11/17 15:41:56 checking revisions... [ 43.465986] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:41:56 testing simple program... [ 43.557455] cgroup: Unknown subsys name 'net' [ 43.626987] cgroup: Unknown subsys name 'cpuset' [ 43.641614] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:41:56 Registers: info registers vcpu 0 RAX=ffffffff86aaa305 RBX=0000000000000001 RCX=ffffffff86aaa302 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff86aaa304 RBP=ffff88806ce08aa8 RSP=ffff88806ce089e0 R8 =1ffffffff0d55460 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=000000000002308b R12=ffff88806ce08ab0 R13=ffff88806ce08a98 R14=ffff888018d97da8 R15=ffff88806ce08a50 RIP=ffffffff8135fad9 RFL=00000217 [----APC] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f7207ac6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7207aa5020 CR3=00000000208bb000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000236d1 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055aa396ef000 CR3=0000000005c8a000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=00007f88b2b7951000005643400bf790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000