syzkaller login: [ 39.028228] ------------[ cut here ]------------ [ 39.029120] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.031087] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.032499] Modules linked in: [ 39.033114] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.035051] Tainted: [W]=WARN [ 39.035621] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.037058] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.037958] 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 [ 39.041024] RSP: 0018:ffff888014dbfbc0 EFLAGS: 00010286 [ 39.041985] RAX: 0000000000000000 RBX: ffffed10029b7f78 RCX: ffffffff813a4050 [ 39.043232] RDX: ffff88801a41d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.044476] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10029b7f2f [ 39.045740] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.046987] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014dbfdf8 [ 39.048235] FS: 00007f4854272900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.049652] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.050691] CR2: 00007f4854764580 CR3: 000000001df4f000 CR4: 0000000000350ef0 [ 39.051935] Call Trace: [ 39.052389] [ 39.052825] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.053710] ? __create_object+0x59/0x80 [ 39.054431] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.055368] __vmalloc_noprof+0x59/0x60 [ 39.056099] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.056949] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.057865] bpf_prog_alloc+0x39/0x200 [ 39.058541] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.059442] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.060318] do_seccomp+0x349/0x25e0 [ 39.061024] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.061932] ? __pfx_do_seccomp+0x10/0x10 [ 39.062755] ? find_held_lock+0x2b/0x80 [ 39.063504] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.064504] ? static_key_count+0x60/0x80 [ 39.065336] prctl_set_seccomp+0x4e/0x70 [ 39.066154] __do_sys_prctl+0xe6c/0x1d70 [ 39.066972] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.067861] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.068875] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.069900] ? irqentry_exit+0xf3/0x650 [ 39.070702] do_syscall_64+0xbf/0x430 [ 39.071431] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.072426] RIP: 0033:0x7f48547645cd [ 39.073148] 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 [ 39.076489] RSP: 002b:00007ffed9eb0100 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.077925] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f48547645cd [ 39.079269] RDX: 00005583b132de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.080615] RBP: 00007ffed9eb0160 R08: 0000000000000000 R09: 00007ffed9eaf800 [ 39.081972] R10: 0000000000000000 R11: 0000000000000246 R12: 00005583d01e8bf0 [ 39.083310] R13: 00007ffed9eb0590 R14: 00005583d01f2380 R15: 00005583d01fd460 [ 39.084668] [ 39.085112] irq event stamp: 1691 [ 39.085796] hardirqs last enabled at (1701): [] __up_console_sem+0x78/0x80 [ 39.087391] hardirqs last disabled at (1710): [] __up_console_sem+0x5d/0x80 [ 39.088981] softirqs last enabled at (1556): [] handle_softirqs+0x50c/0x770 [ 39.090621] softirqs last disabled at (1551): [] __irq_exit_rcu+0xc4/0x100 [ 39.092210] ---[ end trace 0000000000000000 ]--- [ 42.496616] ------------[ cut here ]------------ [ 42.497494] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.499476] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.500923] Modules linked in: [ 42.501504] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.503748] Tainted: [W]=WARN [ 42.504310] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.505852] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.506751] 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 [ 42.509928] RSP: 0018:ffff888016f37bc0 EFLAGS: 00010286 [ 42.510915] RAX: 0000000000000000 RBX: ffffed1002de6f78 RCX: ffffffff813a4050 [ 42.512189] RDX: ffff888016c91bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.513469] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de6f2f [ 42.514746] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.516025] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f37df8 [ 42.517299] FS: 00007f2129d64900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.518761] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.519822] CR2: 00007f212a256580 CR3: 000000001e48c000 CR4: 0000000000350ef0 [ 42.521098] Call Trace: [ 42.521570] [ 42.522017] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.522910] ? __create_object+0x59/0x80 [ 42.523690] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.524667] __vmalloc_noprof+0x59/0x60 [ 42.525388] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.526268] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.527192] bpf_prog_alloc+0x39/0x200 [ 42.527924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.528842] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.529753] do_seccomp+0x349/0x25e0 [ 42.530419] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.531311] ? __pfx_do_seccomp+0x10/0x10 [ 42.532078] ? find_held_lock+0x2b/0x80 [ 42.532822] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.533812] ? static_key_count+0x60/0x80 [ 42.534628] prctl_set_seccomp+0x4e/0x70 [ 42.535360] __do_sys_prctl+0xe6c/0x1d70 [ 42.536143] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.537001] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.537977] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.538941] ? irqentry_exit+0xf3/0x650 [ 42.539720] do_syscall_64+0xbf/0x430 [ 42.540427] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.541364] RIP: 0033:0x7f212a2565cd [ 42.542082] 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 [ 42.545258] RSP: 002b:00007ffc1d08e2f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.546643] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f212a2565cd [ 42.547935] RDX: 0000555d9115fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.549222] RBP: 00007ffc1d08e350 R08: 0000000000000000 R09: 00007ffc1d08d9f0 [ 42.550520] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555dc0b70bf0 [ 42.551803] R13: 00007ffc1d08e780 R14: 0000555dc0b7a380 R15: 0000555dc0b85460 [ 42.553107] [ 42.553539] irq event stamp: 1781 [ 42.554189] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 42.555729] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 42.557255] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 42.558820] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 42.560351] ---[ end trace 0000000000000000 ]--- [ 43.413104] ------------[ cut here ]------------ [ 43.414061] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.416057] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.417512] Modules linked in: [ 43.418201] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.420213] Tainted: [W]=WARN [ 43.420809] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.422304] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.423237] 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 [ 43.426464] RSP: 0018:ffff88801a78fbc0 EFLAGS: 00010286 [ 43.427449] RAX: 0000000000000000 RBX: ffffed10034f1f78 RCX: ffffffff813a4050 [ 43.428724] RDX: ffff888016ec0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.430031] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034f1f2f [ 43.431308] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.432600] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a78fdf8 [ 43.433897] FS: 00007fd1427cb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.435358] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.436423] CR2: 00007ffe3784fef8 CR3: 000000001de43000 CR4: 0000000000350ef0 [ 43.437740] Call Trace: [ 43.438212] [ 43.438670] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.439526] ? __create_object+0x59/0x80 [ 43.440324] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.441292] __vmalloc_noprof+0x59/0x60 [ 43.442073] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.442966] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.443915] bpf_prog_alloc+0x39/0x200 [ 43.444664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.445571] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.446509] do_seccomp+0x349/0x25e0 [ 43.447252] ? find_held_lock+0x2b/0x80 [ 43.448018] ? do_prlimit+0x310/0x610 [ 43.448780] ? __pfx_do_seccomp+0x10/0x10 [ 43.449529] ? do_raw_spin_unlock+0x53/0x220 [ 43.450380] ? _raw_spin_unlock+0x1e/0x40 [ 43.451159] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.452125] ? static_key_count+0x60/0x80 [ 43.452927] prctl_set_seccomp+0x4e/0x70 [ 43.453710] __do_sys_prctl+0xe6c/0x1d70 [ 43.454450] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.455334] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.456333] ? irqentry_exit+0xf3/0x650 [ 43.457105] do_syscall_64+0xbf/0x430 [ 43.457861] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.458816] RIP: 0033:0x7fd142cbd5cd [ 43.459486] 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 [ 43.462670] RSP: 002b:00007ffe3784e390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.464036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd142cbd5cd [ 43.465329] RDX: 00005603192a8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.466636] RBP: 00007ffe3784e3f0 R08: 0000000000000000 R09: 00007ffe3784da90 [ 43.467912] R10: 0000000000000000 R11: 0000000000000246 R12: 000056034462bad0 [ 43.469201] R13: 00007ffe3784e820 R14: 000056034462cbc0 R15: 000056034463d780 [ 43.470512] [ 43.470980] irq event stamp: 1735 [ 43.471634] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 43.473178] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 43.474727] softirqs last enabled at (1608): [] handle_softirqs+0x50c/0x770 [ 43.476275] softirqs last disabled at (1603): [] __irq_exit_rcu+0xc4/0x100 [ 43.477799] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:25741' (ECDSA) to the list of known hosts. 2025/11/19 06:47:29 fuzzer started 2025/11/19 06:47:29 dialing manager at localhost:34383 2025/11/19 06:47:29 checking machine... 2025/11/19 06:47:29 checking revisions... [ 44.388644] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:47:29 testing simple program... [ 44.496966] cgroup: Unknown subsys name 'net' [ 44.552833] cgroup: Unknown subsys name 'cpuset' [ 44.569920] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:47:28 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff818f5447 RDX=ffff88801a559bc0 RSI=ffffffff818f5292 RDI=0000000000000001 RBP=ffffea00007293c0 RSP=ffff888019297a68 R8 =0000000000000001 R9 =fffff940000e527e R10=0000000000000000 R11=0000000000000000 R12=ffffea0000729300 R13=ffff888019297b28 R14=0000000000000002 R15=dffffc0000000000 RIP=ffffffff81751e08 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 00007f2129d64900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f212a319650 CR3=000000000ced1000 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=0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a0a XMM01=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=7720656c62697461706d6f63206d6874 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00ffffffffffffffffffffffffffffff XMM08=706d6f63206d687469726f676c612023 XMM09=00000000000000000000000000000000 XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000002 RCX=ffffffff813c1c58 RDX=dffffc0000000000 RSI=000000008301a466 RDI=ffff88806cf31cd0 RBP=ffff88806cf08a58 RSP=ffff88806cf08990 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88806cf08a60 R13=ffff88806cf08a48 R14=ffff88806cf08a41 R15=ffff88806cf08a00 RIP=ffffffff8135e5a1 RFL=00000287 [--S--PC] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe8cd0ef200 CR3=000000000d533000 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=756e696c2d34365f3638782f62696c2f XMM01=2e74707972636762696c2f756e672d78 XMM02=0030322e6f732e74707972636762696c XMM03=2f756e672d78756e696c2d34365f3638 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000