syzkaller login: [ 46.754905] ------------[ cut here ]------------ [ 46.755834] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.757892] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 46.759428] Modules linked in: [ 46.760036] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.762039] Tainted: [W]=WARN [ 46.762652] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.764149] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.765077] 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 [ 46.768324] RSP: 0018:ffff88800b617bc0 EFLAGS: 00010286 [ 46.769329] RAX: 0000000000000000 RBX: ffffed10016c2f78 RCX: ffffffff813a4050 [ 46.770630] RDX: ffff888015ccd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.771934] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10016c2f2f [ 46.773256] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.774571] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b617df8 [ 46.775882] FS: 00007f8ee7954900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.777376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.778452] CR2: 00007f8ee7e46580 CR3: 000000000daf3000 CR4: 0000000000350ef0 [ 46.779745] Call Trace: [ 46.780257] [ 46.780678] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.781615] ? __create_object+0x59/0x80 [ 46.782419] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.783425] __vmalloc_noprof+0x59/0x60 [ 46.784153] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.785038] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.786004] bpf_prog_alloc+0x39/0x200 [ 46.786743] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.787678] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.788591] do_seccomp+0x349/0x25e0 [ 46.789331] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.790193] ? __pfx_do_seccomp+0x10/0x10 [ 46.790986] ? find_held_lock+0x2b/0x80 [ 46.791748] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.792722] ? static_key_count+0x60/0x80 [ 46.793546] prctl_set_seccomp+0x4e/0x70 [ 46.794341] __do_sys_prctl+0xe6c/0x1d70 [ 46.795089] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.795949] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.796930] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.797925] ? irqentry_exit+0xf3/0x650 [ 46.798696] do_syscall_64+0xbf/0x430 [ 46.799435] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.800402] RIP: 0033:0x7f8ee7e465cd [ 46.801078] 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 [ 46.804287] RSP: 002b:00007ffe3d5cb1f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.805684] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ee7e465cd [ 46.806970] RDX: 000056028ab32e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.808267] RBP: 00007ffe3d5cb250 R08: 0000000000000000 R09: 00007ffe3d5ca8f0 [ 46.809577] R10: 0000000000000000 R11: 0000000000000246 R12: 00005602aef69ad0 [ 46.810870] R13: 00007ffe3d5cb680 R14: 00005602aef6abc0 R15: 00005602aef7b780 [ 46.812178] [ 46.812639] irq event stamp: 1759 [ 46.813304] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 46.814857] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 46.816411] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 46.817983] softirqs last disabled at (1721): [] __irq_exit_rcu+0xc4/0x100 [ 46.819509] ---[ end trace 0000000000000000 ]--- [ 49.922764] ------------[ cut here ]------------ [ 49.923688] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.925682] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.927092] Modules linked in: [ 49.927706] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.929888] Tainted: [W]=WARN [ 49.930537] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.931977] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.932859] 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 [ 49.935931] RSP: 0018:ffff88801a5cfbc0 EFLAGS: 00010286 [ 49.936870] RAX: 0000000000000000 RBX: ffffed10034b9f78 RCX: ffffffff813a4050 [ 49.938111] RDX: ffff88801687b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.939327] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034b9f2f [ 49.940569] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.941815] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a5cfdf8 [ 49.943062] FS: 00007f2b40814900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.944430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.945448] CR2: 00007f2b40d06580 CR3: 000000000c7f4000 CR4: 0000000000350ef0 [ 49.946675] Call Trace: [ 49.947110] [ 49.947541] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.948393] ? __create_object+0x59/0x80 [ 49.949085] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.950006] __vmalloc_noprof+0x59/0x60 [ 49.950728] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.951557] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.952443] bpf_prog_alloc+0x39/0x200 [ 49.953103] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.954001] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.954859] do_seccomp+0x349/0x25e0 [ 49.955545] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.956405] ? __pfx_do_seccomp+0x10/0x10 [ 49.957104] ? find_held_lock+0x2b/0x80 [ 49.957833] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.958743] ? static_key_count+0x60/0x80 [ 49.959505] prctl_set_seccomp+0x4e/0x70 [ 49.960231] __do_sys_prctl+0xe6c/0x1d70 [ 49.960930] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.961751] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.962662] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.963614] ? irqentry_exit+0xf3/0x650 [ 49.964369] do_syscall_64+0xbf/0x430 [ 49.965042] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.965982] RIP: 0033:0x7f2b40d065cd [ 49.966669] 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 [ 49.969787] RSP: 002b:00007ffc9042a4d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.971115] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b40d065cd [ 49.972380] RDX: 000055920ad85e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.973650] RBP: 00007ffc9042a530 R08: 0000000000000000 R09: 00007ffc90429bd0 [ 49.974905] R10: 0000000000000000 R11: 0000000000000246 R12: 000055922575c2b0 [ 49.976157] R13: 00007ffc9042a960 R14: 000055922575ed20 R15: 00005592257708d0 [ 49.977436] [ 49.977849] irq event stamp: 1847 [ 49.978488] hardirqs last enabled at (1857): [] __up_console_sem+0x78/0x80 [ 49.979978] hardirqs last disabled at (1866): [] __up_console_sem+0x5d/0x80 [ 49.981476] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 49.982982] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 [ 49.984433] ---[ end trace 0000000000000000 ]--- [ 50.737159] ------------[ cut here ]------------ [ 50.738058] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.740090] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.741556] Modules linked in: [ 50.742151] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.744167] Tainted: [W]=WARN [ 50.744759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.746226] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.747093] 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 [ 50.750249] RSP: 0018:ffff88801959fbc0 EFLAGS: 00010286 [ 50.751177] RAX: 0000000000000000 RBX: ffffed10032b3f78 RCX: ffffffff813a4050 [ 50.752484] RDX: ffff888015dd9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.753761] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b3f2f [ 50.755029] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.756302] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801959fdf8 [ 50.757586] FS: 00007fe451a80900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.759023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.760071] CR2: 00007fff2b38cef7 CR3: 000000000ed03000 CR4: 0000000000350ef0 [ 50.761355] Call Trace: [ 50.761815] [ 50.762267] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.763118] ? __create_object+0x59/0x80 [ 50.763895] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.764854] __vmalloc_noprof+0x59/0x60 [ 50.765613] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.766480] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.767410] bpf_prog_alloc+0x39/0x200 [ 50.768105] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.769023] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.769932] do_seccomp+0x349/0x25e0 [ 50.770649] ? find_held_lock+0x2b/0x80 [ 50.771401] ? do_prlimit+0x310/0x610 [ 50.772100] ? __pfx_do_seccomp+0x10/0x10 [ 50.772875] ? do_raw_spin_unlock+0x53/0x220 [ 50.773707] ? _raw_spin_unlock+0x1e/0x40 [ 50.774483] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.775445] ? static_key_count+0x60/0x80 [ 50.776228] prctl_set_seccomp+0x4e/0x70 [ 50.776950] __do_sys_prctl+0xe6c/0x1d70 [ 50.777738] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.778591] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.779566] ? irqentry_exit+0xf3/0x650 [ 50.780322] do_syscall_64+0xbf/0x430 [ 50.781023] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.781983] RIP: 0033:0x7fe451f725cd [ 50.782662] 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 [ 50.785825] RSP: 002b:00007fff2b38afb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.787180] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe451f725cd [ 50.788469] RDX: 000055f2bc8e3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.789756] RBP: 00007fff2b38b010 R08: 0000000000000000 R09: 00007fff2b38a6b0 [ 50.791031] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f2be927240 [ 50.792307] R13: 00007fff2b38b440 R14: 000055f2be926bf0 R15: 000055f2be93b4d0 [ 50.793612] [ 50.794039] irq event stamp: 1727 [ 50.794684] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 50.796232] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 50.797767] softirqs last enabled at (1590): [] handle_softirqs+0x50c/0x770 [ 50.799293] softirqs last disabled at (1585): [] __irq_exit_rcu+0xc4/0x100 [ 50.800788] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49400' (ECDSA) to the list of known hosts. 2025/11/17 08:57:36 fuzzer started 2025/11/17 08:57:37 dialing manager at localhost:37895 2025/11/17 08:57:37 checking machine... 2025/11/17 08:57:37 checking revisions... [ 51.700804] kmemleak: Automatic memory scanning thread ended 2025/11/17 08:57:37 testing simple program... [ 51.803654] cgroup: Unknown subsys name 'net' [ 51.879174] cgroup: Unknown subsys name 'cpuset' [ 51.898863] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 08:57:36 Registers: info registers vcpu 0 RAX=0000000000008d31 RBX=0000000000000001 RCX=1ffffffff0cc9ee1 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88800a423b7c RBP=ffffffff8664f6f8 RSP=ffff88806ce08b58 R8 =ffff88806ce38160 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88806ce38140 R13=0000000000000000 R14=ffffffff86650094 R15=ffff8880e538f000 RIP=ffffffff815d9e62 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 00007f2b40814900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2b40dcb618 CR3=000000000f9eb000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=0000000000000000 RCX=0000000000000001 RDX=1ffff11001f6ac8c RSI=00000000ffffffff RDI=ffff88800fb56460 RBP=ffff88800fb56400 RSP=ffff888015e6fab0 R8 =0000000000000000 R9 =ffffed1002b996f0 R10=0000000000000000 R11=0000000000000000 R12=0000000000000000 R13=dffffc0000000000 R14=0000000000000000 R15=dffffc0000000000 RIP=ffffffff84c87a3c RFL=00000246 [---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 00007fd35e986900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005592257b7000 CR3=000000000cedd000 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=8c602f8769396c9d4c48cbc6fbc44999 XMM02=eff9b2d0a8fce9cb0000000000303548 XMM03=2c67c8bc2e329bc30000000000303670 XMM04=c140a46ec4405fd400000000000ae988 XMM05=7a2d895285c53d3700000000003208e8 XMM06=d96330e2d2db8632000000000031f018 XMM07=fb795ef6d6577056000000000030f2e8 XMM08=2c67c8bc2e329bc30000000000303670 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000