syzkaller login: [ 38.963016] ------------[ cut here ]------------ [ 38.963954] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.965968] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.967412] Modules linked in: [ 38.968008] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.970257] Tainted: [W]=WARN [ 38.970824] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.972374] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.973305] 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 [ 38.976470] RSP: 0018:ffff8880159b7bc0 EFLAGS: 00010286 [ 38.977452] RAX: 0000000000000000 RBX: ffffed1002b36f78 RCX: ffffffff813a4050 [ 38.978759] RDX: ffff888016c13780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.980029] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b36f2f [ 38.981319] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.982603] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159b7df8 [ 38.983878] FS: 00007f5cc5d89900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.985334] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.986384] CR2: 00007ffebb24aef8 CR3: 000000000cee2000 CR4: 0000000000350ef0 [ 38.987652] Call Trace: [ 38.988157] [ 38.988568] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.989467] ? __create_object+0x59/0x80 [ 38.990251] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.991229] __vmalloc_noprof+0x59/0x60 [ 38.991943] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.992820] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.993760] bpf_prog_alloc+0x39/0x200 [ 38.994497] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.995422] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.996333] do_seccomp+0x349/0x25e0 [ 38.997009] ? find_held_lock+0x2b/0x80 [ 38.997784] ? do_prlimit+0x310/0x610 [ 38.998530] ? __pfx_do_seccomp+0x10/0x10 [ 38.999313] ? do_raw_spin_unlock+0x53/0x220 [ 39.000136] ? _raw_spin_unlock+0x1e/0x40 [ 39.000863] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.001833] ? static_key_count+0x60/0x80 [ 39.002627] prctl_set_seccomp+0x4e/0x70 [ 39.003405] __do_sys_prctl+0xe6c/0x1d70 [ 39.004182] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.004994] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.005974] ? irqentry_exit+0xf3/0x650 [ 39.006727] do_syscall_64+0xbf/0x430 [ 39.007448] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.008397] RIP: 0033:0x7f5cc627b5cd [ 39.009062] 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 [ 39.012239] RSP: 002b:00007ffebb249df0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.013603] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5cc627b5cd [ 39.014874] RDX: 000055bf797a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.016146] RBP: 00007ffebb249e50 R08: 0000000000000000 R09: 00007ffebb2494f0 [ 39.017427] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bfb57a3ad0 [ 39.018696] R13: 00007ffebb24a280 R14: 000055bfb57a4bc0 R15: 000055bfb57b5780 [ 39.019984] [ 39.020455] irq event stamp: 1829 [ 39.021067] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 39.022595] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 39.024126] softirqs last enabled at (1700): [] handle_softirqs+0x50c/0x770 [ 39.025662] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 39.027167] ---[ end trace 0000000000000000 ]--- [ 42.357849] ------------[ cut here ]------------ [ 42.358785] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.360998] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 42.362685] Modules linked in: [ 42.363407] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.365638] Tainted: [W]=WARN [ 42.366318] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.367958] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.368981] 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 [ 42.372525] RSP: 0018:ffff8880161a7bc0 EFLAGS: 00010286 [ 42.373629] RAX: 0000000000000000 RBX: ffffed1002c34f78 RCX: ffffffff813a4050 [ 42.375077] RDX: ffff88801a4d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.376533] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c34f2f [ 42.377981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.379414] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880161a7df8 [ 42.380843] FS: 00007f9503094900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.382447] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.383640] CR2: 00007f9503586580 CR3: 0000000020859000 CR4: 0000000000350ef0 [ 42.385118] Call Trace: [ 42.385642] [ 42.386157] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.387168] ? __create_object+0x59/0x80 [ 42.387980] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.389115] __vmalloc_noprof+0x59/0x60 [ 42.389914] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.390895] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.391931] bpf_prog_alloc+0x39/0x200 [ 42.392746] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.393802] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.394796] do_seccomp+0x349/0x25e0 [ 42.395598] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.396597] ? __pfx_do_seccomp+0x10/0x10 [ 42.397493] ? find_held_lock+0x2b/0x80 [ 42.398345] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.399430] ? static_key_count+0x60/0x80 [ 42.400314] prctl_set_seccomp+0x4e/0x70 [ 42.401194] __do_sys_prctl+0xe6c/0x1d70 [ 42.402011] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.402975] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.404061] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.405192] ? irqentry_exit+0xf3/0x650 [ 42.405994] do_syscall_64+0xbf/0x430 [ 42.406636] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.407288] RIP: 0033:0x7f95035865cd [ 42.407743] 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 [ 42.409941] RSP: 002b:00007fffbb4b1910 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.410896] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f95035865cd [ 42.411783] RDX: 000055a878861e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.412669] RBP: 00007fffbb4b1970 R08: 0000000000000000 R09: 00007fffbb4b1010 [ 42.413585] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a87fd88ad0 [ 42.414472] R13: 00007fffbb4b1da0 R14: 000055a87fd89bc0 R15: 000055a87fd9a780 [ 42.415375] [ 42.415665] irq event stamp: 1713 [ 42.416075] hardirqs last enabled at (1721): [] __up_console_sem+0x78/0x80 [ 42.417165] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 42.418215] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 42.419285] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 42.420333] ---[ end trace 0000000000000000 ]--- [ 43.154492] ------------[ cut here ]------------ [ 43.155407] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.157373] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.159013] Modules linked in: [ 43.159703] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.161697] Tainted: [W]=WARN [ 43.162293] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.163775] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.164688] 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 [ 43.167818] RSP: 0018:ffff888018c57bc0 EFLAGS: 00010286 [ 43.168786] RAX: 0000000000000000 RBX: ffffed100318af78 RCX: ffffffff813a4050 [ 43.170059] RDX: ffff888016731bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.171354] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100318af2f [ 43.172617] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.173890] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018c57df8 [ 43.175160] FS: 00007fb56a1f6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.176580] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.177644] CR2: 00007fb56a6e8580 CR3: 000000000e1bc000 CR4: 0000000000350ef0 [ 43.178916] Call Trace: [ 43.179418] [ 43.179824] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.180710] ? __create_object+0x59/0x80 [ 43.181496] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.182459] __vmalloc_noprof+0x59/0x60 [ 43.183222] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.184042] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.184954] bpf_prog_alloc+0x39/0x200 [ 43.185694] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.186629] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.187533] do_seccomp+0x349/0x25e0 [ 43.188244] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.189144] ? __pfx_do_seccomp+0x10/0x10 [ 43.189888] ? find_held_lock+0x2b/0x80 [ 43.190644] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.191588] ? static_key_count+0x60/0x80 [ 43.192380] prctl_set_seccomp+0x4e/0x70 [ 43.193181] __do_sys_prctl+0xe6c/0x1d70 [ 43.193972] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.194830] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.195792] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.196744] ? irqentry_exit+0xf3/0x650 [ 43.197515] do_syscall_64+0xbf/0x430 [ 43.198252] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.199196] RIP: 0033:0x7fb56a6e85cd [ 43.199839] 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 [ 43.202963] RSP: 002b:00007ffd3e1cdb10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.204322] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb56a6e85cd [ 43.205639] RDX: 0000564720962e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.206913] RBP: 00007ffd3e1cdb70 R08: 0000000000000000 R09: 00007ffd3e1cd210 [ 43.208200] R10: 0000000000000000 R11: 0000000000000246 R12: 00005647324dead0 [ 43.209476] R13: 00007ffd3e1cdfa0 R14: 00005647324dfbc0 R15: 00005647324f0780 [ 43.210764] [ 43.211229] irq event stamp: 1919 [ 43.211827] hardirqs last enabled at (1927): [] __up_console_sem+0x78/0x80 [ 43.213358] hardirqs last disabled at (1936): [] __up_console_sem+0x5d/0x80 [ 43.214667] softirqs last enabled at (1886): [] handle_softirqs+0x50c/0x770 [ 43.215964] softirqs last disabled at (1881): [] __irq_exit_rcu+0xc4/0x100 [ 43.217234] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:20125' (ECDSA) to the list of known hosts. 2025/11/19 03:28:16 fuzzer started 2025/11/19 03:28:16 dialing manager at localhost:34383 2025/11/19 03:28:16 checking machine... 2025/11/19 03:28:16 checking revisions... [ 44.001223] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:28:16 testing simple program... [ 44.063908] cgroup: Unknown subsys name 'net' [ 44.125773] cgroup: Unknown subsys name 'cpuset' [ 44.140730] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:28:15 Registers: info registers vcpu 0 RAX=ffffffff87cecb40 RBX=ffff888009611bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff888009612640 RDI=ffff888009612618 RBP=ffff888009612618 RSP=ffff888009627648 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527568 RFL=00000086 [--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 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=00007fffbd655d08 CR3=000000000e7ce000 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=764675554f2cd5a4e5416d8465f6297e XMM02=2c67c8bc2e329bc300000000003045c0 XMM03=375afdebbf381c8100000000003108d8 XMM04=9a4ef697c41cc53b00000000000ae988 XMM05=1319e678c5640f8a0000000000321600 XMM06=280a1d610a8a97f10000000000321568 XMM07=58f17c1affdc82d60000000000311300 XMM08=406589be3f9c4b220000000000311168 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0ce4c6c RBX=ffffffff86726364 RCX=ffffffff81b2d6a9 RDX=0000000000000000 RSI=ffffffff86ab8dd8 RDI=ffffffff8672632c RBP=ffffffff8672635c RSP=ffff888009757788 R8 =ffffffff86ab8dd8 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025764 R12=ffffffff8672636c R13=ffffffff8672632c R14=ffffffff86726358 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----APC] 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 fffffe3a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffbb4ab000 CR3=00000000208c9000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000