syzkaller login: [ 45.827994] ------------[ cut here ]------------ [ 45.828959] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.830976] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 45.832442] Modules linked in: [ 45.833039] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.835274] Tainted: [W]=WARN [ 45.835927] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.837405] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.838272] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 45.841492] RSP: 0018:ffff888015c97bc0 EFLAGS: 00010286 [ 45.842472] RAX: 0000000000000000 RBX: ffffed1002b92f78 RCX: ffffffff813a4050 [ 45.843776] RDX: ffff888009cf9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.845066] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b92f2f [ 45.846348] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.847653] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015c97df8 [ 45.848938] FS: 00007f090d5e2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.850381] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.851456] CR2: 00007f090dad4580 CR3: 000000000a18f000 CR4: 0000000000350ef0 [ 45.852755] Call Trace: [ 45.853221] [ 45.853662] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.854566] ? __create_object+0x59/0x80 [ 45.855373] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.856335] __vmalloc_noprof+0x59/0x60 [ 45.857051] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.857926] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.858864] bpf_prog_alloc+0x39/0x200 [ 45.859603] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.860546] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.861452] do_seccomp+0x349/0x25e0 [ 45.862126] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.863044] ? __pfx_do_seccomp+0x10/0x10 [ 45.863838] ? find_held_lock+0x2b/0x80 [ 45.864603] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.865572] ? static_key_count+0x60/0x80 [ 45.866373] prctl_set_seccomp+0x4e/0x70 [ 45.867113] __do_sys_prctl+0xe6c/0x1d70 [ 45.867903] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.868750] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.869715] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.870687] ? irqentry_exit+0xf3/0x650 [ 45.871442] do_syscall_64+0xbf/0x430 [ 45.872135] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.873089] RIP: 0033:0x7f090dad45cd [ 45.873786] 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 [ 45.876970] RSP: 002b:00007ffd47436f80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.878342] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f090dad45cd [ 45.879643] RDX: 0000556de97cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.880930] RBP: 00007ffd47436fe0 R08: 0000000000000000 R09: 00007ffd47436680 [ 45.882213] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556e16f31ad0 [ 45.883502] R13: 00007ffd47437410 R14: 0000556e16f32bc0 R15: 0000556e16f43780 [ 45.884320] [ 45.884592] irq event stamp: 1789 [ 45.884973] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 45.885937] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 45.886916] softirqs last enabled at (1728): [] handle_softirqs+0x50c/0x770 [ 45.887809] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 45.888548] ---[ end trace 0000000000000000 ]--- [ 49.013974] ------------[ cut here ]------------ [ 49.014917] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.016978] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.018618] Modules linked in: [ 49.019216] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.021180] Tainted: [W]=WARN [ 49.021783] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.023271] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.024169] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.027347] RSP: 0018:ffff888017b4fbc0 EFLAGS: 00010286 [ 49.028344] RAX: 0000000000000000 RBX: ffffed1002f69f78 RCX: ffffffff813a4050 [ 49.029641] RDX: ffff88801751b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.030949] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f69f2f [ 49.032232] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.033517] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017b4fdf8 [ 49.034809] FS: 00007f233a984900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.036243] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.037329] CR2: 00007f233ae76580 CR3: 000000000def7000 CR4: 0000000000350ef0 [ 49.038631] Call Trace: [ 49.039115] [ 49.039575] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.040477] ? __create_object+0x59/0x80 [ 49.041221] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.042201] __vmalloc_noprof+0x59/0x60 [ 49.042971] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.043857] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.044809] bpf_prog_alloc+0x39/0x200 [ 49.045565] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.046505] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.047420] do_seccomp+0x349/0x25e0 [ 49.048099] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.049018] ? __pfx_do_seccomp+0x10/0x10 [ 49.049802] ? find_held_lock+0x2b/0x80 [ 49.050563] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.051553] ? static_key_count+0x60/0x80 [ 49.052358] prctl_set_seccomp+0x4e/0x70 [ 49.053084] __do_sys_prctl+0xe6c/0x1d70 [ 49.053868] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.054731] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.055715] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.056699] ? irqentry_exit+0xf3/0x650 [ 49.057462] do_syscall_64+0xbf/0x430 [ 49.058162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.059129] RIP: 0033:0x7f233ae765cd [ 49.059837] 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 [ 49.063021] RSP: 002b:00007ffd84259e80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.064400] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f233ae765cd [ 49.065698] RDX: 000055a457c83e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.066996] RBP: 00007ffd84259ee0 R08: 0000000000000000 R09: 00007ffd84259580 [ 49.068305] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a460399ad0 [ 49.069594] R13: 00007ffd8425a310 R14: 000055a46039abc0 R15: 000055a4603ab780 [ 49.070900] [ 49.071371] irq event stamp: 1775 [ 49.071985] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 49.073503] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 49.075041] softirqs last enabled at (1694): [] handle_softirqs+0x50c/0x770 [ 49.076195] softirqs last disabled at (1689): [] __irq_exit_rcu+0xc4/0x100 [ 49.077160] ---[ end trace 0000000000000000 ]--- [ 49.845125] ------------[ cut here ]------------ [ 49.846092] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.848102] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 49.849540] Modules linked in: [ 49.850141] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.852393] Tainted: [W]=WARN [ 49.852959] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.854492] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.855423] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.858564] RSP: 0018:ffff888016d87bc0 EFLAGS: 00010286 [ 49.859551] RAX: 0000000000000000 RBX: ffffed1002db0f78 RCX: ffffffff813a4050 [ 49.860818] RDX: ffff888017261bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.862081] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db0f2f [ 49.863419] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.864712] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d87df8 [ 49.865985] FS: 00007f363865b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.867441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.868528] CR2: 00007ffd7cf16ef7 CR3: 000000001b051000 CR4: 0000000000350ef0 [ 49.869817] Call Trace: [ 49.870336] [ 49.870771] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.871682] ? __create_object+0x59/0x80 [ 49.872481] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.873454] __vmalloc_noprof+0x59/0x60 [ 49.874182] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.875049] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.875986] bpf_prog_alloc+0x39/0x200 [ 49.876713] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.877641] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.878538] do_seccomp+0x349/0x25e0 [ 49.879224] ? find_held_lock+0x2b/0x80 [ 49.879985] ? do_prlimit+0x310/0x610 [ 49.880722] ? __pfx_do_seccomp+0x10/0x10 [ 49.881512] ? do_raw_spin_unlock+0x53/0x220 [ 49.882350] ? _raw_spin_unlock+0x1e/0x40 [ 49.883100] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.884050] ? static_key_count+0x60/0x80 [ 49.884850] prctl_set_seccomp+0x4e/0x70 [ 49.885625] __do_sys_prctl+0xe6c/0x1d70 [ 49.886402] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.887230] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.888189] ? irqentry_exit+0xf3/0x650 [ 49.888947] do_syscall_64+0xbf/0x430 [ 49.889672] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.890628] RIP: 0033:0x7f3638b4d5cd [ 49.891354] 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 [ 49.894554] RSP: 002b:00007ffd7cf14c40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.895936] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3638b4d5cd [ 49.897234] RDX: 000055e45c9fee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.898508] RBP: 00007ffd7cf14ca0 R08: 0000000000000000 R09: 00007ffd7cf14340 [ 49.899815] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e471c62b10 [ 49.901094] R13: 00007ffd7cf150d0 R14: 000055e471c632b0 R15: 000055e471c776f0 [ 49.902398] [ 49.902835] irq event stamp: 1765 [ 49.903499] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 49.905045] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 49.906563] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 49.908127] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 49.909616] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:52883' (ECDSA) to the list of known hosts. 2025/11/18 13:24:54 fuzzer started 2025/11/18 13:24:54 dialing manager at localhost:34383 2025/11/18 13:24:54 checking machine... 2025/11/18 13:24:54 checking revisions... [ 50.760940] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:24:54 testing simple program... [ 50.852237] cgroup: Unknown subsys name 'net' [ 50.906709] cgroup: Unknown subsys name 'cpuset' [ 50.920099] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:24:53 Registers: info registers vcpu 0 RAX=ffffffff81ab1783 RBX=ffffffff81619130 RCX=ffff88806ce089c4 RDX=1ffff1100d9c1159 RSI=ffffffff81ab1783 RDI=ffff88806ce08b38 RBP=ffff88806ce08b08 RSP=ffff88806ce08a68 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=00000000000255fd R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff888015ed8000 R15=ffff888009462280 RIP=ffffffff81619134 RFL=00000282 [--S----] 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 00007f233a984900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f233a963020 CR3=000000001b051000 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=000000000002b415 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc90ca4f040 CR3=000000000cdf1000 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=af2c25b15beb37afcc4f4821f6d8416b XMM02=00000000003039f0ec2efd57dc4c00df XMM03=000000000030f0585e709e29d00749c3 XMM04=a088e226f22bd27200000000000ae988 XMM05=c879ef5eefbfe329000000000031f540 XMM06=5b75c91c80445342000000000031ecb0 XMM07=e042d86d42eb936e000000000030f2d8 XMM08=5e709e29d00749c30000000000303a50 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000