syzkaller login: [ 45.990856] ------------[ cut here ]------------ [ 45.991760] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.993719] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 45.995164] Modules linked in: [ 45.995821] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.997753] Tainted: [W]=WARN [ 45.998333] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.999760] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.000673] 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 [ 46.003749] RSP: 0018:ffff8880155ffbc0 EFLAGS: 00010286 [ 46.004711] RAX: 0000000000000000 RBX: ffffed1002abff78 RCX: ffffffff813a4050 [ 46.005962] RDX: ffff888017375340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.007208] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002abff2f [ 46.008459] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.009695] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880155ffdf8 [ 46.010941] FS: 00007fa925860900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.012360] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.013403] CR2: 00007ffe40fd9ef8 CR3: 000000000ce15000 CR4: 0000000000350ef0 [ 46.014656] Call Trace: [ 46.015106] [ 46.015564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.016454] ? __create_object+0x59/0x80 [ 46.017169] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.018114] __vmalloc_noprof+0x59/0x60 [ 46.018927] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.019788] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.020737] bpf_prog_alloc+0x39/0x200 [ 46.021446] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.022351] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.023187] do_seccomp+0x349/0x25e0 [ 46.023893] ? find_held_lock+0x2b/0x80 [ 46.024636] ? do_prlimit+0x310/0x610 [ 46.025356] ? __pfx_do_seccomp+0x10/0x10 [ 46.026072] ? do_raw_spin_unlock+0x53/0x220 [ 46.026876] ? _raw_spin_unlock+0x1e/0x40 [ 46.027643] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.028602] ? static_key_count+0x60/0x80 [ 46.029384] prctl_set_seccomp+0x4e/0x70 [ 46.030095] __do_sys_prctl+0xe6c/0x1d70 [ 46.030864] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.031704] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.032653] ? irqentry_exit+0xf3/0x650 [ 46.033395] do_syscall_64+0xbf/0x430 [ 46.034069] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.035011] RIP: 0033:0x7fa925d525cd [ 46.035692] 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 [ 46.038789] RSP: 002b:00007ffe40fd82f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.040133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa925d525cd [ 46.041393] RDX: 00005634088c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.042650] RBP: 00007ffe40fd8350 R08: 0000000000000000 R09: 00007ffe40fd79f0 [ 46.043917] R10: 0000000000000000 R11: 0000000000000246 R12: 000056342fc6fad0 [ 46.045167] R13: 00007ffe40fd8780 R14: 000056342fc70bc0 R15: 000056342fc81780 [ 46.046442] [ 46.046858] irq event stamp: 1743 [ 46.047491] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 46.048986] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 46.050474] softirqs last enabled at (1646): [] handle_softirqs+0x50c/0x770 [ 46.051988] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 46.053459] ---[ end trace 0000000000000000 ]--- [ 49.546341] ------------[ cut here ]------------ [ 49.547206] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.549330] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.550769] Modules linked in: [ 49.551400] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.553393] Tainted: [W]=WARN [ 49.553949] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.555410] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.556330] 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 [ 49.559483] RSP: 0018:ffff88801741fbc0 EFLAGS: 00010286 [ 49.560471] RAX: 0000000000000000 RBX: ffffed1002e83f78 RCX: ffffffff813a4050 [ 49.561753] RDX: ffff8880160a8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.563017] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e83f2f [ 49.564331] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.565603] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801741fdf8 [ 49.566897] FS: 00007f2429f23900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.568319] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.569372] CR2: 00007f242a415580 CR3: 000000001f8fc000 CR4: 0000000000350ef0 [ 49.570637] Call Trace: [ 49.571096] [ 49.571554] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.572461] ? __create_object+0x59/0x80 [ 49.573189] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.574155] __vmalloc_noprof+0x59/0x60 [ 49.574898] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.575770] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.576708] bpf_prog_alloc+0x39/0x200 [ 49.577434] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.578351] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.579198] do_seccomp+0x349/0x25e0 [ 49.579913] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.580799] ? __pfx_do_seccomp+0x10/0x10 [ 49.581587] ? find_held_lock+0x2b/0x80 [ 49.582358] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.583330] ? static_key_count+0x60/0x80 [ 49.584105] prctl_set_seccomp+0x4e/0x70 [ 49.584893] __do_sys_prctl+0xe6c/0x1d70 [ 49.585685] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.586532] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.587488] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.588452] ? irqentry_exit+0xf3/0x650 [ 49.589188] do_syscall_64+0xbf/0x430 [ 49.589931] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.590884] RIP: 0033:0x7f242a4155cd [ 49.591603] 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 [ 49.594805] RSP: 002b:00007ffe7ff93250 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.596195] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f242a4155cd [ 49.597476] RDX: 0000559e930b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.598746] RBP: 00007ffe7ff932b0 R08: 0000000000000000 R09: 00007ffe7ff92950 [ 49.600083] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559eaaff9bf0 [ 49.601410] R13: 00007ffe7ff936e0 R14: 0000559eab003380 R15: 0000559eab00e460 [ 49.602753] [ 49.603186] irq event stamp: 1781 [ 49.603841] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.605371] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.606878] softirqs last enabled at (1770): [] handle_softirqs+0x50c/0x770 [ 49.608412] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 49.609902] ---[ end trace 0000000000000000 ]--- [ 50.378091] ------------[ cut here ]------------ [ 50.379038] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.381048] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.382521] Modules linked in: [ 50.383116] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.385128] Tainted: [W]=WARN [ 50.385737] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.387232] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.388170] 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 [ 50.391362] RSP: 0018:ffff8880186dfbc0 EFLAGS: 00010286 [ 50.392367] RAX: 0000000000000000 RBX: ffffed10030dbf78 RCX: ffffffff813a4050 [ 50.393672] RDX: ffff88801870d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.394964] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030dbf2f [ 50.396280] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.397580] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880186dfdf8 [ 50.398876] FS: 00007f0434a16900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.400342] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.401415] CR2: 00007f0434f08580 CR3: 000000001f2e4000 CR4: 0000000000350ef0 [ 50.402758] Call Trace: [ 50.403333] [ 50.403754] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.404698] ? __create_object+0x59/0x80 [ 50.405515] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.406528] __vmalloc_noprof+0x59/0x60 [ 50.407324] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.408204] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.409178] bpf_prog_alloc+0x39/0x200 [ 50.409945] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.410917] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.411879] do_seccomp+0x349/0x25e0 [ 50.412639] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.413612] ? __pfx_do_seccomp+0x10/0x10 [ 50.414442] ? find_held_lock+0x2b/0x80 [ 50.415191] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.416209] ? static_key_count+0x60/0x80 [ 50.417034] prctl_set_seccomp+0x4e/0x70 [ 50.417845] __do_sys_prctl+0xe6c/0x1d70 [ 50.418668] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.419561] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.420586] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.421599] ? irqentry_exit+0xf3/0x650 [ 50.422398] do_syscall_64+0xbf/0x430 [ 50.423120] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.424126] RIP: 0033:0x7f0434f085cd [ 50.424860] 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 [ 50.428200] RSP: 002b:00007ffd75b4dbd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.429635] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0434f085cd [ 50.430972] RDX: 000055a200678e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.432373] RBP: 00007ffd75b4dc30 R08: 0000000000000000 R09: 00007ffd75b4d2d0 [ 50.433730] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a234c17ad0 [ 50.435082] R13: 00007ffd75b4e060 R14: 000055a234c18bc0 R15: 000055a234c29780 [ 50.436464] [ 50.436910] irq event stamp: 1683 [ 50.437587] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 50.439187] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 50.440795] softirqs last enabled at (1642): [] handle_softirqs+0x50c/0x770 [ 50.442419] softirqs last disabled at (1637): [] __irq_exit_rcu+0xc4/0x100 [ 50.444023] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:11379' (ECDSA) to the list of known hosts. 2025/11/19 04:15:11 fuzzer started 2025/11/19 04:15:12 dialing manager at localhost:34383 2025/11/19 04:15:12 checking machine... 2025/11/19 04:15:12 checking revisions... [ 51.301321] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:15:12 testing simple program... [ 51.405242] cgroup: Unknown subsys name 'net' [ 51.513491] cgroup: Unknown subsys name 'cpuset' [ 51.531059] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:15:11 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=0000000000000004 RDX=0000000000000005 RSI=ffff88800fc20820 RDI=ffff88801f396574 RBP=ffff88801f396574 RSP=ffff8880163d7cc0 R8 =0000000000000002 R9 =0000000000000000 R10=ffff8880163d7cd8 R11=0000000000000000 R12=ffff88801f3964a0 R13=ffff88800fc20820 R14=0000000000000001 R15=0000000000000cc0 RIP=ffffffff84c331e1 RFL=00000206 [-----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 00007f2429f23900 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=00007f242a4d8650 CR3=000000001f990000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000280e3 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 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000559eab021318 CR3=000000000b600000 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=90ae1a7e23f92dafdb47097eb76ad720 XMM02=0000000000304130eff9b2d0a8fce9cb XMM03=00000000003042002c67c8bc2e329bc3 XMM04=c7b1581abaa8b9cc00000000000ae988 XMM05=7a49c8ba3ed8e76a0000000000321550 XMM06=5b75c91c804453420000000000320280 XMM07=e042d86d42eb936e00000000003106d8 XMM08=5eefd120d03be0bd0000000000304200 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000