syzkaller login: [ 38.960887] ------------[ cut here ]------------ [ 38.961803] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.963884] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/236 [ 38.965323] Modules linked in: [ 38.966191] CPU: 0 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.968238] Tainted: [W]=WARN [ 38.968830] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.970330] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.971245] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 38.974368] RSP: 0018:ffff88801b4ffbc0 EFLAGS: 00010286 [ 38.975355] RAX: 0000000000000000 RBX: ffffed100369ff78 RCX: ffffffff813a4050 [ 38.976642] RDX: ffff888013ba9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.977924] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100369ff2f [ 38.979198] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.980471] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b4ffdf8 [ 38.981741] FS: 00007efc94354900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.983156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.984199] CR2: 00007efc94846580 CR3: 000000000d05e000 CR4: 0000000000350ef0 [ 38.985454] Call Trace: [ 38.985952] [ 38.986359] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.987265] ? __create_object+0x59/0x80 [ 38.988027] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.988976] __vmalloc_noprof+0x59/0x60 [ 38.989679] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.990542] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.991488] bpf_prog_alloc+0x39/0x200 [ 38.992212] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.993137] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.994030] do_seccomp+0x349/0x25e0 [ 38.994746] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.995592] ? __pfx_do_seccomp+0x10/0x10 [ 38.996363] ? find_held_lock+0x2b/0x80 [ 38.997108] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.998059] ? static_key_count+0x60/0x80 [ 38.998864] prctl_set_seccomp+0x4e/0x70 [ 38.999586] __do_sys_prctl+0xe6c/0x1d70 [ 39.000355] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.001203] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.002153] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.003125] ? irqentry_exit+0xf3/0x650 [ 39.003890] do_syscall_64+0xbf/0x430 [ 39.004580] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.005523] RIP: 0033:0x7efc948465cd [ 39.006223] 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 [ 39.009340] RSP: 002b:00007fffd3ec9950 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.010832] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc948465cd [ 39.012126] RDX: 000055e9cf584e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.013419] RBP: 00007fffd3ec99b0 R08: 0000000000000000 R09: 00007fffd3ec9050 [ 39.014738] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea00f54ad0 [ 39.016042] R13: 00007fffd3ec9de0 R14: 000055ea00f55bc0 R15: 000055ea00f66780 [ 39.017360] [ 39.017817] irq event stamp: 1877 [ 39.018431] hardirqs last enabled at (1885): [] __up_console_sem+0x78/0x80 [ 39.019867] hardirqs last disabled at (1894): [] __up_console_sem+0x5d/0x80 [ 39.021138] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 39.022416] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 39.023692] ---[ end trace 0000000000000000 ]--- [ 42.504753] ------------[ cut here ]------------ [ 42.505632] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.507621] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/244 [ 42.509118] Modules linked in: [ 42.509759] CPU: 1 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.511792] Tainted: [W]=WARN [ 42.512345] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.515255] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.516289] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.519547] RSP: 0018:ffff888013a6fbc0 EFLAGS: 00010286 [ 42.520544] RAX: 0000000000000000 RBX: ffffed100274df78 RCX: ffffffff813a4050 [ 42.521858] RDX: ffff888018b50000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.523166] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100274df2f [ 42.524445] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.525758] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013a6fdf8 [ 42.527073] FS: 00007f159a64b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.528532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.529624] CR2: 00007f159abb14a6 CR3: 00000000137b6000 CR4: 0000000000350ef0 [ 42.530931] Call Trace: [ 42.531390] [ 42.531853] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.532778] ? __create_object+0x59/0x80 [ 42.533528] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.534520] __vmalloc_noprof+0x59/0x60 [ 42.535320] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.536213] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.537178] bpf_prog_alloc+0x39/0x200 [ 42.537930] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.538896] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.539824] do_seccomp+0x349/0x25e0 [ 42.540504] ? find_held_lock+0x2b/0x80 [ 42.541294] ? do_prlimit+0x310/0x610 [ 42.542043] ? __pfx_do_seccomp+0x10/0x10 [ 42.542874] ? do_raw_spin_unlock+0x53/0x220 [ 42.543679] ? _raw_spin_unlock+0x1e/0x40 [ 42.544460] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.545448] ? static_key_count+0x60/0x80 [ 42.546263] prctl_set_seccomp+0x4e/0x70 [ 42.547072] __do_sys_prctl+0xe6c/0x1d70 [ 42.547872] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.548763] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.549763] ? irqentry_exit+0xf3/0x650 [ 42.550689] do_syscall_64+0xbf/0x430 [ 42.551644] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.552896] RIP: 0033:0x7f159ab3d5cd [ 42.553811] 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 [ 42.556813] RSP: 002b:00007ffffe1f6140 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.557948] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f159ab3d5cd [ 42.559007] RDX: 0000557c62b7ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.560057] RBP: 00007ffffe1f61a0 R08: 0000000000000000 R09: 00007ffffe1f5840 [ 42.561114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c79b192b0 [ 42.562183] R13: 00007ffffe1f65d0 R14: 0000557c79b1bd20 R15: 0000557c79b2d8d0 [ 42.563257] [ 42.563620] irq event stamp: 2071 [ 42.564156] hardirqs last enabled at (2081): [] __up_console_sem+0x78/0x80 [ 42.565399] hardirqs last disabled at (2090): [] __up_console_sem+0x5d/0x80 [ 42.566714] softirqs last enabled at (1616): [] handle_softirqs+0x50c/0x770 [ 42.567978] softirqs last disabled at (1593): [] __irq_exit_rcu+0xc4/0x100 [ 42.569238] ---[ end trace 0000000000000000 ]--- [ 43.417845] ------------[ cut here ]------------ [ 43.418769] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.420829] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.422348] Modules linked in: [ 43.423000] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.425000] Tainted: [W]=WARN [ 43.425569] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.427058] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.427974] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 43.431176] RSP: 0018:ffff8880162cfbc0 EFLAGS: 00010286 [ 43.432167] RAX: 0000000000000000 RBX: ffffed1002c59f78 RCX: ffffffff813a4050 [ 43.433446] RDX: ffff88801aedd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.434757] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c59f2f [ 43.436044] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.437350] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880162cfdf8 [ 43.438660] FS: 00007fe6dc4c1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.440149] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.441207] CR2: 00007fe6dc9b3580 CR3: 000000000b1db000 CR4: 0000000000350ef0 [ 43.442499] Call Trace: [ 43.443017] [ 43.443449] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.444362] ? __create_object+0x59/0x80 [ 43.445157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.446144] __vmalloc_noprof+0x59/0x60 [ 43.446909] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.447797] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.448751] bpf_prog_alloc+0x39/0x200 [ 43.449439] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.450376] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.451299] do_seccomp+0x349/0x25e0 [ 43.452024] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.452938] ? __pfx_do_seccomp+0x10/0x10 [ 43.453692] ? find_held_lock+0x2b/0x80 [ 43.454467] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.455455] ? static_key_count+0x60/0x80 [ 43.456258] prctl_set_seccomp+0x4e/0x70 [ 43.457036] __do_sys_prctl+0xe6c/0x1d70 [ 43.457833] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.458678] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.459658] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.460653] ? irqentry_exit+0xf3/0x650 [ 43.461415] do_syscall_64+0xbf/0x430 [ 43.462176] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.463131] RIP: 0033:0x7fe6dc9b35cd [ 43.463849] 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 [ 43.467059] RSP: 002b:00007ffe6f0c72e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.468438] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe6dc9b35cd [ 43.469767] RDX: 000056527999de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.471072] RBP: 00007ffe6f0c7340 R08: 0000000000000000 R09: 00007ffe6f0c69e0 [ 43.472382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565289438b10 [ 43.473726] R13: 00007ffe6f0c7770 R14: 00005652894392b0 R15: 000056528944d6f0 [ 43.475030] [ 43.475452] irq event stamp: 1771 [ 43.476084] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 43.477628] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 43.479206] softirqs last enabled at (1810): [] handle_softirqs+0x50c/0x770 [ 43.480789] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 43.482330] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:19562' (ECDSA) to the list of known hosts. 2025/11/17 14:11:03 fuzzer started 2025/11/17 14:11:03 dialing manager at localhost:37895 2025/11/17 14:11:03 checking machine... 2025/11/17 14:11:03 checking revisions... [ 44.420972] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:11:03 testing simple program... [ 44.509404] cgroup: Unknown subsys name 'net' [ 44.571422] cgroup: Unknown subsys name 'cpuset' [ 44.583086] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:11:02 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000001 RCX=4b952e4da9267483 RDX=00000000915d54c6 RSI=000000005e406224 RDI=0000000000104185 RBP=ffff88801725f8b8 RSP=ffff88801725f7e8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88801725f8a8 R14=ffff88801af2d340 R15=ffff88801725f860 RIP=ffffffff8135e4c2 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 00007f159a64b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f159ac02618 CR3=00000000135bb000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000007 RBX=0000000000000001 RCX=ffff88806cf089c4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888009643b7c RBP=ffff888009643780 RSP=ffff88806cf089d0 R8 =ffffffff86ab8c8e R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=0000000000025776 R12=ffff888009643780 R13=ffff88806cf08ab8 R14=ffff88806cf08de0 R15=ffff88806cf08a70 RIP=ffffffff815d29eb 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f547b152140 CR3=000000000e093000 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=31313a343120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3334325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323033 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000