syzkaller login: [ 38.951160] ------------[ cut here ]------------ [ 38.952061] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.954055] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.955499] Modules linked in: [ 38.956117] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.959532] Tainted: [W]=WARN [ 38.960219] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.961690] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.962613] 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 [ 38.965802] RSP: 0018:ffff8880173cfbc0 EFLAGS: 00010286 [ 38.966744] RAX: 0000000000000000 RBX: ffffed1002e79f78 RCX: ffffffff813a4050 [ 38.968061] RDX: ffff888018488000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.969356] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e79f2f [ 38.970645] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.971929] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173cfdf8 [ 38.973210] FS: 00007ffb1cdb6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.974667] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.975729] CR2: 00007ffb1d2a8580 CR3: 000000000d491000 CR4: 0000000000350ef0 [ 38.977037] Call Trace: [ 38.977504] [ 38.977972] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.978862] ? __create_object+0x59/0x80 [ 38.979600] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.980578] __vmalloc_noprof+0x59/0x60 [ 38.981337] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.982223] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.983154] bpf_prog_alloc+0x39/0x200 [ 38.983910] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.984839] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.985713] do_seccomp+0x349/0x25e0 [ 38.986460] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.987360] ? __pfx_do_seccomp+0x10/0x10 [ 38.988150] ? find_held_lock+0x2b/0x80 [ 38.988907] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.989875] ? static_key_count+0x60/0x80 [ 38.990655] prctl_set_seccomp+0x4e/0x70 [ 38.991439] __do_sys_prctl+0xe6c/0x1d70 [ 38.992212] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.993078] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.994061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.995031] ? irqentry_exit+0xf3/0x650 [ 38.995809] do_syscall_64+0xbf/0x430 [ 38.996525] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.997475] RIP: 0033:0x7ffb1d2a85cd [ 38.998172] 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 [ 39.001356] RSP: 002b:00007ffd2ab135c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.002723] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb1d2a85cd [ 39.004011] RDX: 000055f3df06ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.005309] RBP: 00007ffd2ab13620 R08: 0000000000000000 R09: 00007ffd2ab12cc0 [ 39.006599] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f3f7f5cad0 [ 39.007885] R13: 00007ffd2ab13a50 R14: 000055f3f7f5dbc0 R15: 000055f3f7f6e780 [ 39.009202] [ 39.009628] irq event stamp: 2075 [ 39.010278] hardirqs last enabled at (2085): [] __up_console_sem+0x78/0x80 [ 39.011790] hardirqs last disabled at (2094): [] __up_console_sem+0x5d/0x80 [ 39.013307] softirqs last enabled at (2064): [] handle_softirqs+0x50c/0x770 [ 39.014843] softirqs last disabled at (2059): [] __irq_exit_rcu+0xc4/0x100 [ 39.016360] ---[ end trace 0000000000000000 ]--- [ 42.173610] ------------[ cut here ]------------ [ 42.174541] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.176577] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.178051] Modules linked in: [ 42.178642] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.180657] Tainted: [W]=WARN [ 42.181254] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.182727] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.183628] 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 [ 42.186785] RSP: 0018:ffff888013ca7bc0 EFLAGS: 00010286 [ 42.187727] RAX: 0000000000000000 RBX: ffffed1002794f78 RCX: ffffffff813a4050 [ 42.189022] RDX: ffff888017090000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.190296] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002794f2f [ 42.191583] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.192886] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ca7df8 [ 42.194193] FS: 00007f8717e7e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.195618] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.196675] CR2: 00007ffe04242ef7 CR3: 00000000201d4000 CR4: 0000000000350ef0 [ 42.197952] Call Trace: [ 42.198416] [ 42.198859] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.199698] ? __create_object+0x59/0x80 [ 42.200479] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.201463] __vmalloc_noprof+0x59/0x60 [ 42.202222] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.203101] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.204030] bpf_prog_alloc+0x39/0x200 [ 42.204714] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.205643] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.206554] do_seccomp+0x349/0x25e0 [ 42.207264] ? find_held_lock+0x2b/0x80 [ 42.208035] ? do_prlimit+0x310/0x610 [ 42.208734] ? __pfx_do_seccomp+0x10/0x10 [ 42.209517] ? do_raw_spin_unlock+0x53/0x220 [ 42.210356] ? _raw_spin_unlock+0x1e/0x40 [ 42.211134] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.212099] ? static_key_count+0x60/0x80 [ 42.212906] prctl_set_seccomp+0x4e/0x70 [ 42.213644] __do_sys_prctl+0xe6c/0x1d70 [ 42.214441] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.215291] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.216263] ? irqentry_exit+0xf3/0x650 [ 42.217033] do_syscall_64+0xbf/0x430 [ 42.217727] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.218687] RIP: 0033:0x7f87183705cd [ 42.219393] 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 [ 42.222558] RSP: 002b:00007ffe042402a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.223922] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f87183705cd [ 42.225201] RDX: 0000559813d1de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.226499] RBP: 00007ffe04240300 R08: 0000000000000000 R09: 00007ffe0423f9a0 [ 42.227797] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598250b8bf0 [ 42.229071] R13: 00007ffe04240730 R14: 00005598250c2380 R15: 00005598250cd460 [ 42.230705] [ 42.231187] irq event stamp: 1771 [ 42.231846] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 42.233368] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 42.234909] softirqs last enabled at (1768): [] handle_softirqs+0x50c/0x770 [ 42.236459] softirqs last disabled at (1751): [] __irq_exit_rcu+0xc4/0x100 [ 42.237988] ---[ end trace 0000000000000000 ]--- [ 43.030285] ------------[ cut here ]------------ [ 43.031251] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.033221] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.034682] Modules linked in: [ 43.035322] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.037298] Tainted: [W]=WARN [ 43.037903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.039409] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.040323] 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 [ 43.043508] RSP: 0018:ffff8880160c7bc0 EFLAGS: 00010286 [ 43.044489] RAX: 0000000000000000 RBX: ffffed1002c18f78 RCX: ffffffff813a4050 [ 43.045787] RDX: ffff888015a4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.047093] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c18f2f [ 43.048383] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.049675] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160c7df8 [ 43.050969] FS: 00007f3cfe074900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.052417] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.053489] CR2: 00007f3cfe566580 CR3: 0000000015aad000 CR4: 0000000000350ef0 [ 43.054793] Call Trace: [ 43.055255] [ 43.055663] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.056576] ? __create_object+0x59/0x80 [ 43.057340] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.058323] __vmalloc_noprof+0x59/0x60 [ 43.059094] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.059983] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.060925] bpf_prog_alloc+0x39/0x200 [ 43.061618] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.062555] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.063470] do_seccomp+0x349/0x25e0 [ 43.064183] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.065097] ? __pfx_do_seccomp+0x10/0x10 [ 43.065883] ? find_held_lock+0x2b/0x80 [ 43.066619] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.067586] ? static_key_count+0x60/0x80 [ 43.068382] prctl_set_seccomp+0x4e/0x70 [ 43.069155] __do_sys_prctl+0xe6c/0x1d70 [ 43.069934] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.070813] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.071796] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.072731] ? irqentry_exit+0xf3/0x650 [ 43.073509] do_syscall_64+0xbf/0x430 [ 43.074260] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.075220] RIP: 0033:0x7f3cfe5665cd [ 43.075927] 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 [ 43.079110] RSP: 002b:00007ffe43554820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.080488] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3cfe5665cd [ 43.081789] RDX: 0000564e78cfbe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.083091] RBP: 00007ffe43554880 R08: 0000000000000000 R09: 00007ffe43553f20 [ 43.084395] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564e93d95ad0 [ 43.085674] R13: 00007ffe43554cb0 R14: 0000564e93d96bc0 R15: 0000564e93da7780 [ 43.086987] [ 43.087415] irq event stamp: 1777 [ 43.088076] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 43.089618] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 43.091108] softirqs last enabled at (1746): [] handle_softirqs+0x50c/0x770 [ 43.092396] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 43.093657] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53336' (ECDSA) to the list of known hosts. 2025/11/19 04:04:57 fuzzer started 2025/11/19 04:04:57 dialing manager at localhost:34383 2025/11/19 04:04:57 checking machine... 2025/11/19 04:04:57 checking revisions... [ 44.000973] kmemleak: Automatic memory scanning thread ended 2025/11/19 04:04:58 testing simple program... [ 44.092131] cgroup: Unknown subsys name 'net' [ 44.202046] cgroup: Unknown subsys name 'cpuset' [ 44.234316] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 04:04:57 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aae2ae RDX=1ffff110012c4f0c RSI=0000000000000001 RDI=0000000000000001 RBP=ffff888009627870 RSP=ffff8880096277a8 R8 =ffffffff86aae2b2 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023ad5 R12=ffff888009627878 R13=ffff888009627860 R14=0000000000000005 R15=ffff888009627818 RIP=ffffffff8135e90e 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f87184360b0 CR3=000000000d305000 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=2036353a34303a343020393120766f4e XMM01=5f687373203a726f727265203a5d3634 XMM02=632079746972756365732078756e694c XMM03=742064656c696146203a656d616e7962 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036353a34303a3430203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000297e5 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 fffffe5300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f28dfcc7000 CR3=000000000d013000 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=f2d1c7949e7174be9943b4584eb8e1ba XMM02=0000000000303820eff9b2d0a8fce9cb XMM03=00000000003038f02c67c8bc2e329bc3 XMM04=238fd43bc8e7334000000000000ae988 XMM05=d96330e2d2db863200000000003203f8 XMM06=53b0eefcccad93760000000000319b28 XMM07=e042d86d42eb936e000000000030fdc8 XMM08=ae8a82740ebef11800000000003038f0 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000