[ 45.841322] ------------[ cut here ]------------ [ 45.842232] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.844389] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.845861] Modules linked in: [ 45.846725] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.848837] Tainted: [W]=WARN [ 45.849445] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.850946] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 Debian GNU/Linux[ 45.851897] 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 11 syzkaller tt[ 45.855308] RSP: 0018:ffff88801a7ffbc0 EFLAGS: 00010286 yS0[ 45.856509] RAX: 0000000000000000 RBX: ffffed10034fff78 RCX: ffffffff813a4050 [ 45.857784] RDX: ffff888019aa3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.859067] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034fff2f [ 45.860354] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.861627] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a7ffdf8 syzkaller[ 45.862927] FS: 00007f21b8228900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.864455] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.865522] CR2: 00007f21b878e4a6 CR3: 000000000bb40000 CR4: 0000000000350ef0 [ 45.866812] Call Trace: [ 45.867304] [ 45.867718] ? __pfx_vmalloc_fix_flags+0x10/0x10 login: [ 45.868625] ? __create_object+0x59/0x80 [ 45.869451] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.870427] __vmalloc_noprof+0x59/0x60 [ 45.871146] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.872017] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.872969] bpf_prog_alloc+0x39/0x200 [ 45.873717] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.874651] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.875569] do_seccomp+0x349/0x25e0 [ 45.876289] ? find_held_lock+0x2b/0x80 [ 45.877009] ? do_prlimit+0x310/0x610 [ 45.877753] ? __pfx_do_seccomp+0x10/0x10 [ 45.878540] ? do_raw_spin_unlock+0x53/0x220 [ 45.879388] ? _raw_spin_unlock+0x1e/0x40 [ 45.880135] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.881113] ? static_key_count+0x60/0x80 [ 45.881923] prctl_set_seccomp+0x4e/0x70 [ 45.882703] __do_sys_prctl+0xe6c/0x1d70 [ 45.883479] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.884348] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.885330] ? irqentry_exit+0xf3/0x650 [ 45.886058] do_syscall_64+0xbf/0x430 [ 45.886799] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.887745] RIP: 0033:0x7f21b871a5cd [ 45.888456] 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 [ 45.891622] RSP: 002b:00007ffe3ef09090 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.893002] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21b871a5cd [ 45.894285] RDX: 000055ce158c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.895576] RBP: 00007ffe3ef090f0 R08: 0000000000000000 R09: 00007ffe3ef08790 [ 45.896878] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce483322b0 [ 45.898174] R13: 00007ffe3ef09520 R14: 000055ce48334d20 R15: 000055ce483468d0 [ 45.899480] [ 45.899909] irq event stamp: 1813 [ 45.900584] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 45.901924] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 45.903207] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 45.904516] softirqs last disabled at (1613): [] __irq_exit_rcu+0xc4/0x100 [ 45.905802] ---[ end trace 0000000000000000 ]--- [ 49.342895] ------------[ cut here ]------------ [ 49.343845] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.345866] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.347294] Modules linked in: [ 49.347902] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.350088] Tainted: [W]=WARN [ 49.350752] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.352225] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.353085] 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 [ 49.356270] RSP: 0018:ffff888016557bc0 EFLAGS: 00010286 [ 49.357242] RAX: 0000000000000000 RBX: ffffed1002caaf78 RCX: ffffffff813a4050 [ 49.358526] RDX: ffff8880162c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.359807] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002caaf2f [ 49.361084] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.362338] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016557df8 [ 49.363607] FS: 00007f273eff7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.365039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.366096] CR2: 00007ffc9fbbfef7 CR3: 00000000203d2000 CR4: 0000000000350ef0 [ 49.367376] Call Trace: [ 49.367834] [ 49.368289] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.369121] ? __create_object+0x59/0x80 [ 49.369905] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.370863] __vmalloc_noprof+0x59/0x60 [ 49.371626] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.372499] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.373425] bpf_prog_alloc+0x39/0x200 [ 49.374112] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.375021] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.375910] do_seccomp+0x349/0x25e0 [ 49.376635] ? find_held_lock+0x2b/0x80 [ 49.377381] ? do_prlimit+0x310/0x610 [ 49.378072] ? __pfx_do_seccomp+0x10/0x10 [ 49.378855] ? do_raw_spin_unlock+0x53/0x220 [ 49.379680] ? _raw_spin_unlock+0x1e/0x40 [ 49.380466] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.381433] ? static_key_count+0x60/0x80 [ 49.382218] prctl_set_seccomp+0x4e/0x70 [ 49.382941] __do_sys_prctl+0xe6c/0x1d70 [ 49.383720] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.384593] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.385553] ? irqentry_exit+0xf3/0x650 [ 49.386321] do_syscall_64+0xbf/0x430 [ 49.387005] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.387947] RIP: 0033:0x7f273f4e95cd [ 49.388653] 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 [ 49.391751] RSP: 002b:00007ffc9fbbda00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.393102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f273f4e95cd [ 49.394365] RDX: 000055fe8fc44e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.395624] RBP: 00007ffc9fbbda60 R08: 0000000000000000 R09: 00007ffc9fbbd100 [ 49.396894] R10: 0000000000000000 R11: 0000000000000246 R12: 000055feb656ead0 [ 49.398145] R13: 00007ffc9fbbde90 R14: 000055feb656fbc0 R15: 000055feb6580780 [ 49.399447] [ 49.399857] irq event stamp: 1799 [ 49.400517] hardirqs last enabled at (1809): [] __up_console_sem+0x78/0x80 [ 49.402025] hardirqs last disabled at (1818): [] __up_console_sem+0x5d/0x80 [ 49.403514] softirqs last enabled at (1356): [] handle_softirqs+0x50c/0x770 [ 49.405058] softirqs last disabled at (1339): [] __irq_exit_rcu+0xc4/0x100 [ 49.406558] ---[ end trace 0000000000000000 ]--- [ 50.212719] ------------[ cut here ]------------ [ 50.213480] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.215104] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.216310] Modules linked in: [ 50.216794] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.218433] Tainted: [W]=WARN [ 50.218880] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.220056] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.220801] 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 [ 50.223339] RSP: 0018:ffff88801bc97bc0 EFLAGS: 00010286 [ 50.224081] RAX: 0000000000000000 RBX: ffffed1003792f78 RCX: ffffffff813a4050 [ 50.225115] RDX: ffff88801a548000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.226141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003792f2f [ 50.227183] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.228221] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc97df8 [ 50.229267] FS: 00007f9188fce900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.230419] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.231273] CR2: 00007f91895344a6 CR3: 000000000bc8b000 CR4: 0000000000350ef0 [ 50.232331] Call Trace: [ 50.232702] [ 50.233032] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.233754] ? __create_object+0x59/0x80 [ 50.234380] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.235120] __vmalloc_noprof+0x59/0x60 [ 50.235720] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.236442] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.237208] bpf_prog_alloc+0x39/0x200 [ 50.237758] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.238511] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.239246] do_seccomp+0x349/0x25e0 [ 50.239788] ? find_held_lock+0x2b/0x80 [ 50.240415] ? do_prlimit+0x310/0x610 [ 50.240976] ? __pfx_do_seccomp+0x10/0x10 [ 50.241608] ? do_raw_spin_unlock+0x53/0x220 [ 50.242279] ? _raw_spin_unlock+0x1e/0x40 [ 50.242870] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.243646] ? static_key_count+0x60/0x80 [ 50.244289] prctl_set_seccomp+0x4e/0x70 [ 50.244880] __do_sys_prctl+0xe6c/0x1d70 [ 50.245525] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.246213] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.246952] ? irqentry_exit+0xf3/0x650 [ 50.247579] do_syscall_64+0xbf/0x430 [ 50.248138] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.248917] RIP: 0033:0x7f91894c05cd [ 50.249515] 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 [ 50.252400] RSP: 002b:00007ffd09643120 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.253520] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f91894c05cd [ 50.254563] RDX: 0000563af1b97e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.255595] RBP: 00007ffd09643180 R08: 0000000000000000 R09: 00007ffd09642820 [ 50.256667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563afbf14ad0 [ 50.257689] R13: 00007ffd096435b0 R14: 0000563afbf15bc0 R15: 0000563afbf26780 [ 50.258724] [ 50.259069] irq event stamp: 2755 [ 50.259594] hardirqs last enabled at (2765): [] __up_console_sem+0x78/0x80 [ 50.260840] hardirqs last disabled at (2774): [] __up_console_sem+0x5d/0x80 [ 50.262079] softirqs last enabled at (2724): [] handle_softirqs+0x50c/0x770 [ 50.263335] softirqs last disabled at (2717): [] __irq_exit_rcu+0xc4/0x100 [ 50.264572] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:44866' (ECDSA) to the list of known hosts. 2025/11/18 03:14:34 fuzzer started 2025/11/18 03:14:34 dialing manager at localhost:37895 2025/11/18 03:14:34 checking machine... 2025/11/18 03:14:34 checking revisions... [ 51.171475] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:14:34 testing simple program... [ 51.252653] cgroup: Unknown subsys name 'net' [ 51.319622] cgroup: Unknown subsys name 'cpuset' [ 51.336642] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:14:33 Registers: info registers vcpu 0 RAX=1ffffffff0d36e5c RBX=ffffffff869b72e4 RCX=ffffffff86fd85f8 RDX=0000000000000000 RSI=ffffffff869d7fc0 RDI=ffffffff866903b4 RBP=ffffffff869b09f0 RSP=ffff88806ce089b8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffffffff869bdbd8 R13=ffffffff866903b4 R14=ffffffff869b09ec R15=dffffc0000000000 RIP=ffffffff8135daaf 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc373c36000 CR3=000000000d53d000 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=11c0aac52238d58a914f6cee648e2909 XMM02=0000000000303a50eff9b2d0a8fce9cb XMM03=0000000000303b202c67c8bc2e329bc3 XMM04=15a7d3fbf989d32700000000000ae988 XMM05=090f1556b20111b3000000000031ecf0 XMM06=5b75c91c80445342000000000031eb78 XMM07=e042d86d42eb936e000000000030f140 XMM08=f5e22dbb32d718860000000000303b20 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000080010000 RBX=0000000000000000 RCX=ffffffff81665986 RDX=ffff888019b05340 RSI=0000000000000003 RDI=0000000000000005 RBP=ffff88806cf23b00 RSP=ffff88806cf08ed8 R8 =0000000000000000 R9 =ffffed100d9e50a0 R10=0000000000000003 R11=0000000000000001 R12=0000000b9fa486c0 R13=0000000000000003 R14=0000000000000000 R15=ffff88806cf28500 RIP=ffffffff817515d2 RFL=00000046 [---Z-P-] 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 00007f273eff7900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc9fbb7000 CR3=0000000020397000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000