syzkaller login: [ 45.928732] ------------[ cut here ]------------ [ 45.929665] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.931723] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.933191] Modules linked in: [ 45.933787] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.935789] Tainted: [W]=WARN [ 45.936391] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.937856] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.938785] 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 [ 45.941986] RSP: 0018:ffff888019f5fbc0 EFLAGS: 00010286 [ 45.942984] RAX: 0000000000000000 RBX: ffffed10033ebf78 RCX: ffffffff813a4050 [ 45.944281] RDX: ffff88801ba55340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.945566] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033ebf2f [ 45.946888] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.948190] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f5fdf8 [ 45.949495] FS: 00007f706059f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.950957] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.952020] CR2: 00007ffcf7886ef8 CR3: 000000001bbe9000 CR4: 0000000000350ef0 [ 45.953314] Call Trace: [ 45.953784] [ 45.954255] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.955173] ? __create_object+0x59/0x80 [ 45.955971] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.956954] __vmalloc_noprof+0x59/0x60 [ 45.957667] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.958551] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.959491] bpf_prog_alloc+0x39/0x200 [ 45.960242] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.961183] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.962109] do_seccomp+0x349/0x25e0 [ 45.962786] ? find_held_lock+0x2b/0x80 [ 45.963554] ? do_prlimit+0x310/0x610 [ 45.964346] ? __pfx_do_seccomp+0x10/0x10 [ 45.965145] ? do_raw_spin_unlock+0x53/0x220 [ 45.966008] ? _raw_spin_unlock+0x1e/0x40 [ 45.966766] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.967744] ? static_key_count+0x60/0x80 [ 45.968545] prctl_set_seccomp+0x4e/0x70 [ 45.969320] __do_sys_prctl+0xe6c/0x1d70 [ 45.970126] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.970995] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.971974] ? irqentry_exit+0xf3/0x650 [ 45.972705] do_syscall_64+0xbf/0x430 [ 45.973453] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.974436] RIP: 0033:0x7f7060a915cd [ 45.975142] 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 [ 45.978366] RSP: 002b:00007ffcf7885c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.979753] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7060a915cd [ 45.981050] RDX: 000055a7c9820e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.982349] RBP: 00007ffcf7885c90 R08: 0000000000000000 R09: 00007ffcf7885330 [ 45.983634] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a7ecf622b0 [ 45.984932] R13: 00007ffcf78860c0 R14: 000055a7ecf64d20 R15: 000055a7ecf768d0 [ 45.986265] [ 45.986683] irq event stamp: 1741 [ 45.987350] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 45.988896] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 45.990454] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 45.992020] softirqs last disabled at (1725): [] __irq_exit_rcu+0xc4/0x100 [ 45.993555] ---[ end trace 0000000000000000 ]--- [ 48.869334] ------------[ cut here ]------------ [ 48.870294] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.872334] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.873821] Modules linked in: [ 48.875846] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.878003] Tainted: [W]=WARN [ 48.878567] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.880034] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.880951] 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 [ 48.884171] RSP: 0018:ffff888017047bc0 EFLAGS: 00010286 [ 48.885182] RAX: 0000000000000000 RBX: ffffed1002e08f78 RCX: ffffffff813a4050 [ 48.886500] RDX: ffff8880174c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.887818] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e08f2f [ 48.889117] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.890426] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017047df8 [ 48.891728] FS: 00007f5a1c58f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.893167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.894258] CR2: 00007ffcb0db1ef8 CR3: 0000000010094000 CR4: 0000000000350ef0 [ 48.895567] Call Trace: [ 48.896079] [ 48.896495] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.897406] ? __create_object+0x59/0x80 [ 48.898222] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.899205] __vmalloc_noprof+0x59/0x60 [ 48.899976] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.900821] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.901766] bpf_prog_alloc+0x39/0x200 [ 48.902522] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.903455] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.904382] do_seccomp+0x349/0x25e0 [ 48.905109] ? find_held_lock+0x2b/0x80 [ 48.905844] ? do_prlimit+0x310/0x610 [ 48.906590] ? __pfx_do_seccomp+0x10/0x10 [ 48.907404] ? do_raw_spin_unlock+0x53/0x220 [ 48.908254] ? _raw_spin_unlock+0x1e/0x40 [ 48.909059] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.910024] ? static_key_count+0x60/0x80 [ 48.910809] prctl_set_seccomp+0x4e/0x70 [ 48.911595] __do_sys_prctl+0xe6c/0x1d70 [ 48.912394] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.913275] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.914270] ? irqentry_exit+0xf3/0x650 [ 48.915065] do_syscall_64+0xbf/0x430 [ 48.915774] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.916745] RIP: 0033:0x7f5a1ca815cd [ 48.917448] 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 [ 48.920668] RSP: 002b:00007ffcb0db0190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.922040] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a1ca815cd [ 48.923353] RDX: 000055ee035dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.924628] RBP: 00007ffcb0db01f0 R08: 0000000000000000 R09: 00007ffcb0daf890 [ 48.925938] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee04d32ad0 [ 48.927245] R13: 00007ffcb0db0620 R14: 000055ee04d33bc0 R15: 000055ee04d44780 [ 48.928584] [ 48.929045] irq event stamp: 2135 [ 48.929655] hardirqs last enabled at (2143): [] __up_console_sem+0x78/0x80 [ 48.931216] hardirqs last disabled at (2152): [] __up_console_sem+0x5d/0x80 [ 48.932768] softirqs last enabled at (1998): [] handle_softirqs+0x50c/0x770 [ 48.934327] softirqs last disabled at (1993): [] __irq_exit_rcu+0xc4/0x100 [ 48.935855] ---[ end trace 0000000000000000 ]--- [ 49.711470] ------------[ cut here ]------------ [ 49.712408] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.714371] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.715794] Modules linked in: [ 49.716444] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.718395] Tainted: [W]=WARN [ 49.718989] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.720432] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.721316] 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 [ 49.724396] RSP: 0018:ffff8880175e7bc0 EFLAGS: 00010286 [ 49.725336] RAX: 0000000000000000 RBX: ffffed1002ebcf78 RCX: ffffffff813a4050 [ 49.726602] RDX: ffff88800f9a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.727889] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ebcf2f [ 49.729118] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.730370] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175e7df8 [ 49.731621] FS: 00007f1240c3d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.733017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.734040] CR2: 00007fffe1ab3ef8 CR3: 000000001fefc000 CR4: 0000000000350ef0 [ 49.735312] Call Trace: [ 49.735762] [ 49.736207] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.737087] ? __create_object+0x59/0x80 [ 49.737790] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.738748] __vmalloc_noprof+0x59/0x60 [ 49.739481] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.740331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.741242] bpf_prog_alloc+0x39/0x200 [ 49.741959] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.742833] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.743714] do_seccomp+0x349/0x25e0 [ 49.744421] ? find_held_lock+0x2b/0x80 [ 49.745167] ? do_prlimit+0x310/0x610 [ 49.745859] ? __pfx_do_seccomp+0x10/0x10 [ 49.746652] ? do_raw_spin_unlock+0x53/0x220 [ 49.747469] ? _raw_spin_unlock+0x1e/0x40 [ 49.748237] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.749175] ? static_key_count+0x60/0x80 [ 49.749958] prctl_set_seccomp+0x4e/0x70 [ 49.750685] __do_sys_prctl+0xe6c/0x1d70 [ 49.751459] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.752297] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.753257] ? irqentry_exit+0xf3/0x650 [ 49.754010] do_syscall_64+0xbf/0x430 [ 49.754688] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.755621] RIP: 0033:0x7f124112f5cd [ 49.756315] 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 [ 49.759416] RSP: 002b:00007fffe1ab2990 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.760758] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f124112f5cd [ 49.762021] RDX: 00005607c68a6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.763295] RBP: 00007fffe1ab29f0 R08: 0000000000000000 R09: 00007fffe1ab2090 [ 49.764537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560803b27b10 [ 49.765781] R13: 00007fffe1ab2e20 R14: 0000560803b282b0 R15: 0000560803b3c6f0 [ 49.767050] [ 49.767466] irq event stamp: 1735 [ 49.768092] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 49.769565] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 49.771088] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 49.772560] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 49.774030] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7287' (ECDSA) to the list of known hosts. 2025/11/18 10:28:04 fuzzer started 2025/11/18 10:28:04 dialing manager at localhost:34383 2025/11/18 10:28:04 checking machine... 2025/11/18 10:28:04 checking revisions... [ 50.658985] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:28:04 testing simple program... [ 50.744449] cgroup: Unknown subsys name 'net' [ 50.809942] cgroup: Unknown subsys name 'cpuset' [ 50.822387] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:28:03 Registers: info registers vcpu 0 RAX=ffffffff81b769b4 RBX=ffffffff81619130 RCX=ffff888017a274c4 RDX=1ffff11002f44eb9 RSI=ffffffff81b769b4 RDI=ffff888017a27638 RBP=ffff888017a27608 RSP=ffff888017a27568 R8 =0000000000000001 R9 =ffff888017a275b0 R10=000000000003c9ed R11=00000000000284dc R12=ffff888017a27638 R13=0000000000000000 R14=ffff888017a18000 R15=ffff88800945d280 RIP=ffffffff81619134 RFL=00000286 [--S--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 00007f179a5ea900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f1799d01018 CR3=0000000017a02000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=f97c73ade5f1317b00000000000ae988 XMM05=cb4cab7c4263fb360000000000320d28 XMM06=07c8bb74b6c04a44000000000031f108 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffff88806cf08aa8 RSP=ffff88806cf089d0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806cf08a98 R14=ffff8880174c5340 R15=ffff88806cf08a50 RIP=ffffffff84c721b6 RFL=00000202 [-------] 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 00007f5a1c58f900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f5a1c56e020 CR3=000000001017b000 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