syzkaller login: [ 46.574662] ------------[ cut here ]------------ [ 46.575626] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.577807] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.579334] Modules linked in: [ 46.579931] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.582156] Tainted: [W]=WARN [ 46.583015] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.584483] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.585412] 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 [ 46.588620] RSP: 0018:ffff888016e67bc0 EFLAGS: 00010286 [ 46.589604] RAX: 0000000000000000 RBX: ffffed1002dccf78 RCX: ffffffff813a4050 [ 46.590891] RDX: ffff888013bab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.592205] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dccf2f [ 46.593499] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.594786] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e67df8 [ 46.596112] FS: 00007f8e451bd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.597581] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.598634] CR2: 00007ffde8d30ef7 CR3: 000000000b3ef000 CR4: 0000000000350ef0 [ 46.599969] Call Trace: [ 46.600478] [ 46.600892] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.601822] ? __create_object+0x59/0x80 [ 46.602633] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.603631] __vmalloc_noprof+0x59/0x60 [ 46.604409] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.605293] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.606219] bpf_prog_alloc+0x39/0x200 [ 46.606916] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.607886] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.608799] do_seccomp+0x349/0x25e0 [ 46.609513] ? find_held_lock+0x2b/0x80 [ 46.610283] ? do_prlimit+0x310/0x610 [ 46.610970] ? __pfx_do_seccomp+0x10/0x10 [ 46.611780] ? do_raw_spin_unlock+0x53/0x220 [ 46.612621] ? _raw_spin_unlock+0x1e/0x40 [ 46.613430] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.614675] ? static_key_count+0x60/0x80 [ 46.615502] prctl_set_seccomp+0x4e/0x70 [ 46.616280] __do_sys_prctl+0xe6c/0x1d70 [ 46.617031] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.617890] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.618857] ? irqentry_exit+0xf3/0x650 [ 46.619652] do_syscall_64+0xbf/0x430 [ 46.620398] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.621366] RIP: 0033:0x7f8e456af5cd [ 46.622047] 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 [ 46.625300] RSP: 002b:00007ffde8d2e2c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.626699] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8e456af5cd [ 46.628029] RDX: 0000561d080ede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.629359] RBP: 00007ffde8d2e320 R08: 0000000000000000 R09: 00007ffde8d2d9c0 [ 46.630668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561d14dd7ad0 [ 46.631991] R13: 00007ffde8d2e750 R14: 0000561d14dd8bc0 R15: 0000561d14de9780 [ 46.633330] [ 46.633766] irq event stamp: 1883 [ 46.634436] hardirqs last enabled at (1893): [] __up_console_sem+0x78/0x80 [ 46.636028] hardirqs last disabled at (1918): [] __up_console_sem+0x5d/0x80 [ 46.637594] softirqs last enabled at (1916): [] handle_softirqs+0x50c/0x770 [ 46.639198] softirqs last disabled at (1901): [] __irq_exit_rcu+0xc4/0x100 [ 46.640653] ---[ end trace 0000000000000000 ]--- [ 49.831828] ------------[ cut here ]------------ [ 49.832761] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.834752] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.836231] Modules linked in: [ 49.836842] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.839051] Tainted: [W]=WARN [ 49.839763] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.841247] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.842127] 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 [ 49.845346] RSP: 0018:ffff88801a11fbc0 EFLAGS: 00010286 [ 49.846316] RAX: 0000000000000000 RBX: ffffed1003423f78 RCX: ffffffff813a4050 [ 49.847631] RDX: ffff88801605b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.848908] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003423f2f [ 49.850198] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.851477] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a11fdf8 [ 49.852770] FS: 00007f1eea02b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.854226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.855283] CR2: 00007ffc17adeef7 CR3: 000000000affe000 CR4: 0000000000350ef0 [ 49.856578] Call Trace: [ 49.857040] [ 49.857490] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.858401] ? __create_object+0x59/0x80 [ 49.859132] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.860126] __vmalloc_noprof+0x59/0x60 [ 49.860887] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.861758] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.862679] bpf_prog_alloc+0x39/0x200 [ 49.863421] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.864332] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.865212] do_seccomp+0x349/0x25e0 [ 49.865883] ? find_held_lock+0x2b/0x80 [ 49.866625] ? do_prlimit+0x310/0x610 [ 49.867383] ? __pfx_do_seccomp+0x10/0x10 [ 49.868120] ? do_raw_spin_unlock+0x53/0x220 [ 49.868943] ? _raw_spin_unlock+0x1e/0x40 [ 49.869708] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.870664] ? static_key_count+0x60/0x80 [ 49.871458] prctl_set_seccomp+0x4e/0x70 [ 49.872222] __do_sys_prctl+0xe6c/0x1d70 [ 49.872949] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.873789] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.874729] ? irqentry_exit+0xf3/0x650 [ 49.875500] do_syscall_64+0xbf/0x430 [ 49.876229] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.877126] RIP: 0033:0x7f1eea51d5cd [ 49.877813] 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 [ 49.880931] RSP: 002b:00007ffc17adc280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.882274] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1eea51d5cd [ 49.883561] RDX: 000056515dff4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.884835] RBP: 00007ffc17adc2e0 R08: 0000000000000000 R09: 00007ffc17adb980 [ 49.886112] R10: 0000000000000000 R11: 0000000000000246 R12: 000056516f5f1ad0 [ 49.887385] R13: 00007ffc17adc710 R14: 000056516f5f2bc0 R15: 000056516f603780 [ 49.888661] [ 49.889081] irq event stamp: 1823 [ 49.889719] hardirqs last enabled at (1833): [] __up_console_sem+0x78/0x80 [ 49.891205] hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 [ 49.892715] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 49.894237] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 49.895746] ---[ end trace 0000000000000000 ]--- [ 50.705062] ------------[ cut here ]------------ [ 50.705993] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.707984] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.709424] Modules linked in: [ 50.710007] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.711975] Tainted: [W]=WARN [ 50.712566] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.714010] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.714904] 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 [ 50.718062] RSP: 0018:ffff888017347bc0 EFLAGS: 00010286 [ 50.719023] RAX: 0000000000000000 RBX: ffffed1002e68f78 RCX: ffffffff813a4050 [ 50.720315] RDX: ffff888019e63780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.721574] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e68f2f [ 50.722853] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.724142] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017347df8 [ 50.725417] FS: 00007fb4c5269900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.726844] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.727924] CR2: 00007ffc0f7d7ef7 CR3: 000000000cf9c000 CR4: 0000000000350ef0 [ 50.729204] Call Trace: [ 50.729668] [ 50.730076] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.730976] ? __create_object+0x59/0x80 [ 50.731756] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.732708] __vmalloc_noprof+0x59/0x60 [ 50.733460] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.734327] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.735245] bpf_prog_alloc+0x39/0x200 [ 50.735962] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.736872] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.737756] do_seccomp+0x349/0x25e0 [ 50.738459] ? find_held_lock+0x2b/0x80 [ 50.739209] ? do_prlimit+0x310/0x610 [ 50.739930] ? __pfx_do_seccomp+0x10/0x10 [ 50.740694] ? do_raw_spin_unlock+0x53/0x220 [ 50.741516] ? _raw_spin_unlock+0x1e/0x40 [ 50.742291] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.743271] ? static_key_count+0x60/0x80 [ 50.744035] prctl_set_seccomp+0x4e/0x70 [ 50.744806] __do_sys_prctl+0xe6c/0x1d70 [ 50.745590] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.746455] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.747440] ? irqentry_exit+0xf3/0x650 [ 50.748198] do_syscall_64+0xbf/0x430 [ 50.748883] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.749820] RIP: 0033:0x7fb4c575b5cd [ 50.750523] 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 [ 50.753706] RSP: 002b:00007ffc0f7d6a80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.755070] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb4c575b5cd [ 50.756368] RDX: 000055f360d93e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.757629] RBP: 00007ffc0f7d6ae0 R08: 0000000000000000 R09: 00007ffc0f7d6180 [ 50.758897] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f399126ad0 [ 50.760190] R13: 00007ffc0f7d6f10 R14: 000055f399127bc0 R15: 000055f399138780 [ 50.761504] [ 50.761932] irq event stamp: 1715 [ 50.762578] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 50.764102] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 50.765629] softirqs last enabled at (1272): [] handle_softirqs+0x50c/0x770 [ 50.767183] softirqs last disabled at (1267): [] __irq_exit_rcu+0xc4/0x100 [ 50.768706] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49984' (ECDSA) to the list of known hosts. 2025/11/18 11:37:59 fuzzer started 2025/11/18 11:37:59 dialing manager at localhost:34383 2025/11/18 11:37:59 checking machine... 2025/11/18 11:37:59 checking revisions... [ 51.682716] kmemleak: Automatic memory scanning thread ended 2025/11/18 11:37:59 testing simple program... [ 51.761920] cgroup: Unknown subsys name 'net' [ 51.803821] cgroup: Unknown subsys name 'cpuset' [ 51.819015] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:37:58 Registers: info registers vcpu 0 RAX=0000000080000000 RBX=0000000000000000 RCX=ffffffff81b78418 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000005 RBP=ffff8880160c3dc0 RSP=ffff888015eaff08 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000000 R11=0000000000000000 R12=0000000000000000 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8175175a 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 00007f1eea02b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8bb3f063e8 CR3=00000000201c3000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002df77 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=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 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdf46127c8 CR3=000000000b3ae000 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=e60dd2766b8a9cb4a6490932d7c5bc09 XMM02=0000000000300df8ec2efd57dc4c00df XMM03=000000000030c750b89792b6e348659e XMM04=33d5053cae2d336400000000000ae988 XMM05=07c8bb74b6c04a44000000000031c540 XMM06=d74844bf967d85ba000000000031c3c8 XMM07=e042d86d42eb936e000000000030ca28 XMM08=b89792b6e348659e0000000000300e58 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000