[ 39.013987] ------------[ cut here ]------------ [ 39.014716] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.016379] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.017621] Modules linked in: [ 39.018157] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.019813] Tainted: [W]=WARN [ 39.020290] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.021517] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.022279] 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 [ 39.024922] RSP: 0018:ffff8880144efbc0 EFLAGS: 00010286 [ 39.025696] RAX: 0000000000000000 RBX: ffffed100289df78 RCX: ffffffff813a4050 [ 39.026783] RDX: ffff888014749bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.027843] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100289df2f [ 39.028921] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.029998] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880144efdf8 [ 39.031067] FS: 00007f3ad4b35900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.032280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.033166] CR2: 00007f3ad5027580 CR3: 000000000cb26000 CR4: 0000000000350ef0 [ 39.034237] Call Trace: [ 39.034624] [ 39.034997] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.035709] ? __create_object+0x59/0x80 [ 39.036369] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.037180] __vmalloc_noprof+0x59/0x60 [ 39.037806] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.038494] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.039271] bpf_prog_alloc+0x39/0x200 [ 39.039885] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.040633] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.041386] do_seccomp+0x349/0x25e0 [ 39.041980] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.042686] ? __pfx_do_seccomp+0x10/0x10 [ 39.043362] ? find_held_lock+0x2b/0x80 [ 39.043987] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.044757] ? static_key_count+0x60/0x80 [ 39.045427] prctl_set_seccomp+0x4e/0x70 [ 39.046075] __do_sys_prctl+0xe6c/0x1d70 [ 39.046688] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.047404] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.048233] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.049046] ? irqentry_exit+0xf3/0x650 [ 39.049643] do_syscall_64+0xbf/0x430 [ 39.050262] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.051055] RIP: 0033:0x7f3ad50275cd [ 39.051600] 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 [ 39.054243] RSP: 002b:00007ffd1e957870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.055384] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3ad50275cd [ 39.056460] RDX: 000055e5011a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.057511] RBP: 00007ffd1e9578d0 R08: 0000000000000000 R09: 00007ffd1e956f70 [ 39.058744] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e50b031ad0 [ 39.059836] R13: 00007ffd1e957d00 R14: 000055e50b032bc0 R15: 000055e50b043780 [ 39.061024] [ 39.061378] irq event stamp: 1745 [ 39.061923] hardirqs last enabled at (1755): [] __up_console_sem+0x78/0x80 [ 39.063192] hardirqs last disabled at (1764): [] __up_console_sem+0x5d/0x80 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller[ 39.065266] softirqs last enabled at (1602): [] handle_softirqs+0x50c/0x770 [ 39.066552] softirqs last disabled at (1791): [] __irq_exit_rcu+0xc4/0x100 login: [ 39.068057] ---[ end trace 0000000000000000 ]--- [ 42.321575] ------------[ cut here ]------------ [ 42.322483] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.324453] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 42.325888] Modules linked in: [ 42.326470] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.328465] Tainted: [W]=WARN [ 42.329054] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.330528] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.331449] 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 [ 42.334616] RSP: 0018:ffff88801a227bc0 EFLAGS: 00010286 [ 42.335588] RAX: 0000000000000000 RBX: ffffed1003444f78 RCX: ffffffff813a4050 [ 42.336891] RDX: ffff8880168b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.338167] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003444f2f [ 42.339451] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.340730] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a227df8 [ 42.342001] FS: 00007f4cbc04f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.343439] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.344523] CR2: 00007fffcfb5aef8 CR3: 000000000bd87000 CR4: 0000000000350ef0 [ 42.345796] Call Trace: [ 42.346263] [ 42.346668] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.347566] ? __create_object+0x59/0x80 [ 42.348352] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.349329] __vmalloc_noprof+0x59/0x60 [ 42.350091] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.350957] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.351883] bpf_prog_alloc+0x39/0x200 [ 42.352578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.353500] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.354389] do_seccomp+0x349/0x25e0 [ 42.355095] ? find_held_lock+0x2b/0x80 [ 42.355847] ? do_prlimit+0x310/0x610 [ 42.356551] ? __pfx_do_seccomp+0x10/0x10 [ 42.357328] ? do_raw_spin_unlock+0x53/0x220 [ 42.358140] ? _raw_spin_unlock+0x1e/0x40 [ 42.358915] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.359883] ? static_key_count+0x60/0x80 [ 42.360686] prctl_set_seccomp+0x4e/0x70 [ 42.361463] __do_sys_prctl+0xe6c/0x1d70 [ 42.362248] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.363099] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.364070] ? irqentry_exit+0xf3/0x650 [ 42.364840] do_syscall_64+0xbf/0x430 [ 42.365533] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.366490] RIP: 0033:0x7f4cbc5415cd [ 42.367175] 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 [ 42.370357] RSP: 002b:00007fffcfb59220 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.371711] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4cbc5415cd [ 42.373010] RDX: 000055bb8e8fde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.374285] RBP: 00007fffcfb59280 R08: 0000000000000000 R09: 00007fffcfb58920 [ 42.375579] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bbabdc72b0 [ 42.376913] R13: 00007fffcfb596b0 R14: 000055bbabdc9d20 R15: 000055bbabddb8d0 [ 42.378203] [ 42.378627] irq event stamp: 1725 [ 42.379285] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 42.380815] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 42.382321] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 42.383868] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 42.385401] ---[ end trace 0000000000000000 ]--- [ 43.173811] ------------[ cut here ]------------ [ 43.174560] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.176263] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/246 [ 43.177504] Modules linked in: [ 43.178032] CPU: 1 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.179710] Tainted: [W]=WARN [ 43.180212] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.181468] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.182230] 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 [ 43.184956] RSP: 0018:ffff888016f5fbc0 EFLAGS: 00010286 [ 43.185746] RAX: 0000000000000000 RBX: ffffed1002debf78 RCX: ffffffff813a4050 [ 43.186859] RDX: ffff888015be9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.187942] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002debf2f [ 43.189036] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.190124] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f5fdf8 [ 43.191210] FS: 00007f2bedc27900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.192438] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.193333] CR2: 00007ffe56aa2ef8 CR3: 000000000ddec000 CR4: 0000000000350ef0 [ 43.194418] Call Trace: [ 43.194835] [ 43.195175] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.195912] ? __create_object+0x59/0x80 [ 43.196543] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.197330] __vmalloc_noprof+0x59/0x60 [ 43.197946] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.198630] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.199401] bpf_prog_alloc+0x39/0x200 [ 43.200005] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.200747] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.201487] do_seccomp+0x349/0x25e0 [ 43.202076] ? find_held_lock+0x2b/0x80 [ 43.202670] ? do_prlimit+0x310/0x610 [ 43.203292] ? __pfx_do_seccomp+0x10/0x10 [ 43.203935] ? do_raw_spin_unlock+0x53/0x220 [ 43.204603] ? _raw_spin_unlock+0x1e/0x40 [ 43.205246] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.206053] ? static_key_count+0x60/0x80 [ 43.206683] prctl_set_seccomp+0x4e/0x70 [ 43.207322] __do_sys_prctl+0xe6c/0x1d70 [ 43.207992] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.208682] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.209480] ? irqentry_exit+0xf3/0x650 [ 43.210120] do_syscall_64+0xbf/0x430 [ 43.210698] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.211482] RIP: 0033:0x7f2bee1195cd [ 43.212058] 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 [ 43.214692] RSP: 002b:00007ffe56aa0b80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.215821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2bee1195cd [ 43.216898] RDX: 0000556332c25e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.217949] RBP: 00007ffe56aa0be0 R08: 0000000000000000 R09: 00007ffe56aa0280 [ 43.219006] R10: 0000000000000000 R11: 0000000000000246 R12: 00005563442d7ad0 [ 43.220062] R13: 00007ffe56aa1010 R14: 00005563442d8bc0 R15: 00005563442e9780 [ 43.221138] [ 43.221490] irq event stamp: 1747 [ 43.222024] hardirqs last enabled at (1757): [] __up_console_sem+0x78/0x80 [ 43.223276] hardirqs last disabled at (1766): [] __up_console_sem+0x5d/0x80 [ 43.224552] softirqs last enabled at (1790): [] handle_softirqs+0x50c/0x770 [ 43.225823] softirqs last disabled at (1775): [] __irq_exit_rcu+0xc4/0x100 [ 43.227074] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:2973' (ECDSA) to the list of known hosts. 2025/11/18 08:39:49 fuzzer started 2025/11/18 08:39:49 dialing manager at localhost:34383 2025/11/18 08:39:49 checking machine... 2025/11/18 08:39:49 checking revisions... [ 44.137373] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:39:49 testing simple program... [ 44.243098] cgroup: Unknown subsys name 'net' [ 44.289136] cgroup: Unknown subsys name 'cpuset' [ 44.304473] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:39:49 Registers: info registers vcpu 0 RAX=0000000000000007 RBX=ffff888015dad340 RCX=ffff88806ce089a4 RDX=0000000000000000 RSI=ffffffff85e1ffe0 RDI=ffff888015dad73c RBP=ffff888015dad340 RSP=ffff88806ce089b0 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000023cde R12=ffff888015dad340 R13=ffff88806ce08a98 R14=ffff888016207da0 R15=ffff88806ce08a50 RIP=ffffffff815d2c17 RFL=00000202 [-------] 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 00007f4cbc04f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffcfb53000 CR3=000000001f875000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffffffff81b2a2a4 RCX=ffff88806cf089c4 RDX=1ffff1100d9e1159 RSI=ffffffff85e1ffe0 RDI=ffffffff81b2a2a4 RBP=ffffffff81b2a2a4 RSP=ffff88806cf08a20 R8 =ffffffff86ab8458 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000255cb R12=0000000000000001 R13=0000000000000000 R14=ffff888009643780 R15=ffff888008c4b780 RIP=ffffffff81439c92 RFL=00000297 [--S-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 fffffe6000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7d1dab7020 CR3=000000000cc9e000 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=e7e91b12094c0e929143f9eaf11e376b XMM02=ec2efd57dc4c00df0000000000301bd8 XMM03=d2530e2c2c0f361a0000000000301ca8 XMM04=511eb7650efd87ca00000000000ae988 XMM05=0b39c798a71319b6000000000031ddb8 XMM06=8fede82a5ad58cbe000000000031dc40 XMM07=e042d86d42eb936e000000000030d730 XMM08=d2530e2c2c0f361a0000000000301ca8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000