syzkaller login: [ 39.393768] ------------[ cut here ]------------ [ 39.394711] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.396730] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.398210] Modules linked in: [ 39.398813] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.401030] Tainted: [W]=WARN [ 39.401715] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.403192] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.404149] 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 [ 39.407350] RSP: 0018:ffff88801b137bc0 EFLAGS: 00010286 [ 39.408358] RAX: 0000000000000000 RBX: ffffed1003626f78 RCX: ffffffff813a4050 [ 39.409671] RDX: ffff888019bfb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.410967] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003626f2f [ 39.412245] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.413530] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b137df8 [ 39.414818] FS: 00007f9b9ff53900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.416246] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.417283] CR2: 00007f9ba0445580 CR3: 000000000d42b000 CR4: 0000000000350ef0 [ 39.418549] Call Trace: [ 39.419005] [ 39.419440] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.420336] ? __create_object+0x59/0x80 [ 39.421059] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.422011] __vmalloc_noprof+0x59/0x60 [ 39.422753] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.423605] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.424540] bpf_prog_alloc+0x39/0x200 [ 39.425265] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.426180] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.427023] do_seccomp+0x349/0x25e0 [ 39.427739] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.428630] ? __pfx_do_seccomp+0x10/0x10 [ 39.429403] ? find_held_lock+0x2b/0x80 [ 39.430151] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.431050] ? static_key_count+0x60/0x80 [ 39.431837] prctl_set_seccomp+0x4e/0x70 [ 39.432620] __do_sys_prctl+0xe6c/0x1d70 [ 39.433389] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.434232] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.435174] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.436151] ? irqentry_exit+0xf3/0x650 [ 39.436861] do_syscall_64+0xbf/0x430 [ 39.437585] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.438507] RIP: 0033:0x7f9ba04455cd [ 39.439197] 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 [ 39.442323] RSP: 002b:00007fff42851e50 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.443657] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9ba04455cd [ 39.444949] RDX: 0000555aac369e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.446245] RBP: 00007fff42851eb0 R08: 0000000000000000 R09: 00007fff42851550 [ 39.447522] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555ae2e72b10 [ 39.448814] R13: 00007fff428522e0 R14: 0000555ae2e732b0 R15: 0000555ae2e876f0 [ 39.450117] [ 39.450542] irq event stamp: 1799 [ 39.451191] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 39.452729] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 39.454255] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 39.455805] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 39.457321] ---[ end trace 0000000000000000 ]--- [ 42.708734] ------------[ cut here ]------------ [ 42.709646] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.711689] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.713155] Modules linked in: [ 42.713764] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.715743] Tainted: [W]=WARN [ 42.716349] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.717815] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.718736] 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 [ 42.721897] RSP: 0018:ffff88801749fbc0 EFLAGS: 00010286 [ 42.722870] RAX: 0000000000000000 RBX: ffffed1002e93f78 RCX: ffffffff813a4050 [ 42.724183] RDX: ffff888019eb9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.725485] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e93f2f [ 42.726776] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.728092] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801749fdf8 [ 42.729408] FS: 00007f774e961900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.730852] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.731920] CR2: 00007f774ee53580 CR3: 000000001f56e000 CR4: 0000000000350ef0 [ 42.733233] Call Trace: [ 42.733697] [ 42.734137] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.735005] ? __create_object+0x59/0x80 [ 42.735796] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.736784] __vmalloc_noprof+0x59/0x60 [ 42.737538] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.738419] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.739342] bpf_prog_alloc+0x39/0x200 [ 42.740059] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.740997] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.741897] do_seccomp+0x349/0x25e0 [ 42.742616] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.743511] ? __pfx_do_seccomp+0x10/0x10 [ 42.744312] ? find_held_lock+0x2b/0x80 [ 42.745028] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.745997] ? static_key_count+0x60/0x80 [ 42.746792] prctl_set_seccomp+0x4e/0x70 [ 42.747566] __do_sys_prctl+0xe6c/0x1d70 [ 42.748386] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.749258] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.750218] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.751184] ? irqentry_exit+0xf3/0x650 [ 42.751896] do_syscall_64+0xbf/0x430 [ 42.752650] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.753598] RIP: 0033:0x7f774ee535cd [ 42.754306] 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 [ 42.757502] RSP: 002b:00007ffe760d6760 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.758881] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f774ee535cd [ 42.760167] RDX: 000055c78cb40e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.761453] RBP: 00007ffe760d67c0 R08: 0000000000000000 R09: 00007ffe760d5e60 [ 42.762726] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c79c926ad0 [ 42.764036] R13: 00007ffe760d6bf0 R14: 000055c79c927bc0 R15: 000055c79c938780 [ 42.765374] [ 42.765805] irq event stamp: 1721 [ 42.766468] hardirqs last enabled at (1731): [] __up_console_sem+0x78/0x80 [ 42.767995] hardirqs last disabled at (1740): [] __up_console_sem+0x5d/0x80 [ 42.769571] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 42.771131] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 42.772676] ---[ end trace 0000000000000000 ]--- [ 43.552539] ------------[ cut here ]------------ [ 43.553481] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.555650] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.557268] Modules linked in: [ 43.557863] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.559850] Tainted: [W]=WARN [ 43.560457] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.561926] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.562841] 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 [ 43.566022] RSP: 0018:ffff88800eec7bc0 EFLAGS: 00010286 [ 43.567005] RAX: 0000000000000000 RBX: ffffed1001dd8f78 RCX: ffffffff813a4050 [ 43.568313] RDX: ffff88800da98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.569590] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001dd8f2f [ 43.570873] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.572170] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800eec7df8 [ 43.573443] FS: 00007f7ed65b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.574867] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.575918] CR2: 00007fff6597def7 CR3: 000000002000c000 CR4: 0000000000350ef0 [ 43.577234] Call Trace: [ 43.577699] [ 43.578155] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.579012] ? __create_object+0x59/0x80 [ 43.579791] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.580777] __vmalloc_noprof+0x59/0x60 [ 43.581547] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.582437] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.583369] bpf_prog_alloc+0x39/0x200 [ 43.584124] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.585012] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.585909] do_seccomp+0x349/0x25e0 [ 43.586611] ? find_held_lock+0x2b/0x80 [ 43.587353] ? do_prlimit+0x310/0x610 [ 43.588061] ? __pfx_do_seccomp+0x10/0x10 [ 43.588849] ? do_raw_spin_unlock+0x53/0x220 [ 43.589685] ? _raw_spin_unlock+0x1e/0x40 [ 43.590452] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.591423] ? static_key_count+0x60/0x80 [ 43.592241] prctl_set_seccomp+0x4e/0x70 [ 43.592974] __do_sys_prctl+0xe6c/0x1d70 [ 43.593747] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.594613] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.595581] ? irqentry_exit+0xf3/0x650 [ 43.596374] do_syscall_64+0xbf/0x430 [ 43.597172] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.598379] RIP: 0033:0x7f7ed6aab5cd [ 43.599239] 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 [ 43.602542] RSP: 002b:00007fff6597c200 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.603934] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ed6aab5cd [ 43.605233] RDX: 000055ce308e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.606503] RBP: 00007fff6597c260 R08: 0000000000000000 R09: 00007fff6597b900 [ 43.607784] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ce54340b10 [ 43.609100] R13: 00007fff6597c690 R14: 000055ce543412b0 R15: 000055ce543556f0 [ 43.610399] [ 43.610830] irq event stamp: 3375 [ 43.611482] hardirqs last enabled at (3385): [] __up_console_sem+0x78/0x80 [ 43.613008] hardirqs last disabled at (3394): [] __up_console_sem+0x5d/0x80 [ 43.614546] softirqs last enabled at (3354): [] handle_softirqs+0x50c/0x770 [ 43.616089] softirqs last disabled at (3349): [] __irq_exit_rcu+0xc4/0x100 [ 43.617604] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:1622' (ECDSA) to the list of known hosts. 2025/11/18 10:29:42 fuzzer started 2025/11/18 10:29:42 dialing manager at localhost:34383 2025/11/18 10:29:42 checking machine... 2025/11/18 10:29:42 checking revisions... [ 44.497239] kmemleak: Automatic memory scanning thread ended 2025/11/18 10:29:42 testing simple program... [ 44.590311] cgroup: Unknown subsys name 'net' [ 44.638305] cgroup: Unknown subsys name 'cpuset' [ 44.651228] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 10:29:41 Registers: info registers vcpu 0 RAX=ffffffff816194be RBX=ffffffff81619130 RCX=ffff888019b57628 RDX=1ffff1100336aebc RSI=ffffffff816194be RDI=ffff888019b57650 RBP=ffff888019b57620 RSP=ffff888019b57580 R8 =0000000000000001 R9 =ffff888019b575c8 R10=000000000003c9ed R11=000000000000453f R12=ffff888019b57650 R13=0000000000000000 R14=ffff888016afb780 R15=0000000000002800 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 00007f774e961900 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=00007f774e930008 CR3=000000001f5fe000 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 info registers vcpu 1 RAX=0000000000022000 RBX=ffff888009643780 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880096441d8 RSP=ffff88806cf088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009644200 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270c5 RFL=00000056 [---ZAP-] 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 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd307fce028 CR3=000000000a25f000 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=0aa8965db944bf831845baa14103d8e0 XMM02=0000000000303f90ec2efd57dc4c00df XMM03=00000000003111f8c224b4c9eed17ef6 XMM04=c0664e5ba83902dd00000000000ae988 XMM05=14648eaa1277bab100000000003211b8 XMM06=817b8945e9d503730000000000321040 XMM07=e042d86d42eb936e0000000000311c38 XMM08=c224b4c9eed17ef60000000000303ff0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000