[ 47.066236] ------------[ cut here ]------------ [ 47.067167] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 47.069224] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 47.070684] Modules linked in: [ 47.071308] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 47.073355] Tainted: [W]=WARN [ 47.073903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 47.075419] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 47.076322] 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 [ 47.079509] RSP: 0018:ffff8880169afbc0 EFLAGS: 00010286 [ 47.080468] RAX: 0000000000000000 RBX: ffffed1002d35f78 RCX: ffffffff813a4050 [ 47.081776] RDX: ffff88800f4db780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 47.083064] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d35f2f [ 47.084344] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 47.085606] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169afdf8 [ 47.086913] FS: 00007faa7b959900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 47.088353] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.089420] CR2: 00007ffe3ac1fef7 CR3: 000000000d0bc000 CR4: 0000000000350ef0 [ 47.090714] Call Trace: [ 47.091224] [ 47.091638] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 47.092543] ? __create_object+0x59/0x80 [ 47.093329] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 47.094300] __vmalloc_noprof+0x59/0x60 [ 47.095069] bpf_prog_alloc_no_stats+0x55/0x470 [ 47.095913] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.096835] bpf_prog_alloc+0x39/0x200 [ 47.097566] ? __pfx_seccomp_check_filter+0x10/0x10 [ 47.098521] bpf_prog_create_from_user+0xb2/0x2f0 [ 47.099427] do_seccomp+0x349/0x25e0 [ 47.100154] ? find_held_lock+0x2b/0x80 [ 47.100875] ? do_prlimit+0x310/0x610 [ 47.101626] ? __pfx_do_seccomp+0x10/0x10 [ 47.102421] ? do_raw_spin_unlock+0x53/0x220 [ 47.103256] ? _raw_spin_unlock+0x1e/0x40 [ 47.104025] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 47.104992] ? static_key_count+0x60/0x80 [ 47.105819] prctl_set_seccomp+0x4e/0x70 [ 47.106614] __do_sys_prctl+0xe6c/0x1d70 [ 47.107418] ? __pfx___do_sys_prctl+0x10/0x10 [ 47.108281] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 47.109264] ? irqentry_exit+0xf3/0x650 [ 47.109986] do_syscall_64+0xbf/0x430 [ 47.110742] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 47.111692] RIP: 0033:0x7faa7be4b5cd [ 47.112389] 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 [ 47.115564] RSP: 002b:00007ffe3ac1da80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 47.116928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faa7be4b5cd [ 47.118200] RDX: 0000556ef152be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 47.119481] RBP: 00007ffe3ac1dae0 R08: 0000000000000000 R09: 00007ffe3ac1d180 [ 47.120740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556ef3ea6ad0 [ 47.122046] R13: 00007ffe3ac1df10 R14: 0000556ef3ea7bc0 R15: 0000556ef3eb8780 [ 47.123332] [ 47.123750] irq event stamp: 1787 [ 47.124399] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 47.125928] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 47.127459] softirqs last enabled at (1640): [] handle_softirqs+0x50c/0x770 [ 47.129045] softirqs last disabled at (1635): [] __irq_exit_rcu+0xc4/0x100 [ 47.130571] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.640154] ------------[ cut here ]------------ [ 49.641233] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.643510] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.645250] Modules linked in: [ 49.645929] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.648252] Tainted: [W]=WARN [ 49.648869] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.650345] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.651285] 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 [ 49.654611] RSP: 0018:ffff8880184ffbc0 EFLAGS: 00010286 [ 49.655583] RAX: 0000000000000000 RBX: ffffed100309ff78 RCX: ffffffff813a4050 [ 49.656853] RDX: ffff888017bc9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.658114] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100309ff2f [ 49.659483] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.660950] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880184ffdf8 [ 49.662293] FS: 00007f7d4146e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.663983] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.665209] CR2: 00007f7d419d44a6 CR3: 000000000d9b8000 CR4: 0000000000350ef0 [ 49.666723] Call Trace: [ 49.667320] [ 49.667808] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.668843] ? __create_object+0x59/0x80 [ 49.669740] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.670871] __vmalloc_noprof+0x59/0x60 [ 49.671739] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.672751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.673824] bpf_prog_alloc+0x39/0x200 [ 49.674690] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.675749] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.676789] do_seccomp+0x349/0x25e0 [ 49.677621] ? find_held_lock+0x2b/0x80 [ 49.678516] ? do_prlimit+0x310/0x610 [ 49.679377] ? __pfx_do_seccomp+0x10/0x10 [ 49.680286] ? do_raw_spin_unlock+0x53/0x220 [ 49.681250] ? _raw_spin_unlock+0x1e/0x40 [ 49.682097] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.683238] ? static_key_count+0x60/0x80 [ 49.684162] prctl_set_seccomp+0x4e/0x70 [ 49.684991] __do_sys_prctl+0xe6c/0x1d70 [ 49.685898] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.686903] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.688017] ? irqentry_exit+0xf3/0x650 [ 49.688878] do_syscall_64+0xbf/0x430 [ 49.689727] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.690807] RIP: 0033:0x7f7d419605cd [ 49.691387] 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 [ 49.693911] RSP: 002b:00007ffe4dba1270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.695043] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d419605cd [ 49.696067] RDX: 0000555fdca48e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.697095] RBP: 00007ffe4dba12d0 R08: 0000000000000000 R09: 00007ffe4dba0970 [ 49.698132] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555ff01e5bf0 [ 49.699169] R13: 00007ffe4dba1700 R14: 0000555ff01ef380 R15: 0000555ff01fa460 [ 49.700204] [ 49.700549] irq event stamp: 1821 [ 49.701070] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 49.702281] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 49.703510] softirqs last enabled at (1744): [] handle_softirqs+0x50c/0x770 [ 49.704768] softirqs last disabled at (1739): [] __irq_exit_rcu+0xc4/0x100 [ 49.705986] ---[ end trace 0000000000000000 ]--- [ 50.589108] ------------[ cut here ]------------ [ 50.590104] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.592291] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.593889] Modules linked in: [ 50.594858] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.597132] Tainted: [W]=WARN [ 50.597743] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.599335] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.600346] 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 [ 50.603812] RSP: 0018:ffff8880194d7bc0 EFLAGS: 00010286 [ 50.604873] RAX: 0000000000000000 RBX: ffffed100329af78 RCX: ffffffff813a4050 [ 50.606238] RDX: ffff888019563780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.607626] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100329af2f [ 50.609049] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.610430] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880194d7df8 [ 50.611832] FS: 00007fb70ac78900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.613386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.614536] CR2: 00007ffec31aaef7 CR3: 000000000b961000 CR4: 0000000000350ef0 [ 50.615922] Call Trace: [ 50.616479] [ 50.616925] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.617890] ? __create_object+0x59/0x80 [ 50.618753] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.619808] __vmalloc_noprof+0x59/0x60 [ 50.620629] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.621576] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.622599] bpf_prog_alloc+0x39/0x200 [ 50.623400] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.624391] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.625365] do_seccomp+0x349/0x25e0 [ 50.626138] ? find_held_lock+0x2b/0x80 [ 50.626910] ? do_prlimit+0x310/0x610 [ 50.627710] ? __pfx_do_seccomp+0x10/0x10 [ 50.628550] ? do_raw_spin_unlock+0x53/0x220 [ 50.629448] ? _raw_spin_unlock+0x1e/0x40 [ 50.630303] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.631346] ? static_key_count+0x60/0x80 [ 50.632209] prctl_set_seccomp+0x4e/0x70 [ 50.632988] __do_sys_prctl+0xe6c/0x1d70 [ 50.633837] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.634770] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.635805] ? irqentry_exit+0xf3/0x650 [ 50.636627] do_syscall_64+0xbf/0x430 [ 50.637408] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.638445] RIP: 0033:0x7fb70b16a5cd [ 50.639209] 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 [ 50.642610] RSP: 002b:00007ffec31a9520 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.644062] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb70b16a5cd [ 50.645429] RDX: 000055f02908fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.646798] RBP: 00007ffec31a9580 R08: 0000000000000000 R09: 00007ffec31a8c20 [ 50.648152] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f064eadb10 [ 50.649513] R13: 00007ffec31a99b0 R14: 000055f064eae2b0 R15: 000055f064ec26f0 [ 50.650912] [ 50.651390] irq event stamp: 1823 [ 50.651928] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 50.653275] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 50.654650] softirqs last enabled at (1626): [] handle_softirqs+0x50c/0x770 [ 50.656044] softirqs last disabled at (1621): [] __irq_exit_rcu+0xc4/0x100 [ 50.657387] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62707' (ECDSA) to the list of known hosts. 2025/11/18 16:28:06 fuzzer started 2025/11/18 16:28:07 dialing manager at localhost:34383 2025/11/18 16:28:07 checking machine... 2025/11/18 16:28:07 checking revisions... [ 51.605333] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:28:07 testing simple program... [ 51.693581] cgroup: Unknown subsys name 'net' [ 51.751965] cgroup: Unknown subsys name 'cpuset' [ 51.770343] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 16:28:06 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=000000000000000f RCX=ffffffff83d6ef6d RDX=ffff888017bc8000 RSI=0000000000000006 RDI=000000000000006b RBP=0000000000000010 RSP=ffff888017097670 R8 =0000000000000001 R9 =0000000000000000 R10=000000000000000f R11=0000000000000001 R12=0000000000000001 R13=ffffffff8899f518 R14=0000000000000000 R15=0000000000000006 RIP=ffffffff81751928 RFL=00000293 [--S-A-C] 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 00007f7d4146e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7d41a25618 CR3=000000001bbee000 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=00000000000000c4 RBX=ffff888009643780 RCX=0000000000000002 RDX=ffff8880096441d8 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff8880096441d8 RSP=ffff88806cf088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=0000000000000028 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81527018 RFL=00000012 [----A--] 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 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f48916b3008 CR3=000000000befd000 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=0017e02f780ee99acb43451cf72f8d44 XMM02=ec2efd57dc4c00df0000000000307088 XMM03=39f80a434bbe399c0000000000307158 XMM04=cab8730e739076b400000000000ae988 XMM05=0acde1183be4c0940000000000324008 XMM06=474038aa6c007e1f0000000000322d38 XMM07=e042d86d42eb936e0000000000314268 XMM08=39f80a434bbe399c0000000000307158 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000