[ 39.432997] ------------[ cut here ]------------ [ 39.433930] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.435913] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.437381] Modules linked in: [ 39.437965] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.439935] Tainted: [W]=WARN [ 39.440524] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.442008] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.442913] 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 [ 39.446076] RSP: 0018:ffff888013a5fbc0 EFLAGS: 00010286 [ 39.447048] RAX: 0000000000000000 RBX: ffffed100274bf78 RCX: ffffffff813a4050 [ 39.448328] RDX: ffff888009885340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.449635] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100274bf2f [ 39.450910] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.452180] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013a5fdf8 [ 39.453464] FS: 00007f845149e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.454885] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.455942] CR2: 00007ffe876a4ef8 CR3: 000000000d94f000 CR4: 0000000000350ef0 [ 39.457244] Call Trace: [ 39.457716] [ 39.458117] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.459013] ? __create_object+0x59/0x80 [ 39.459807] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.460772] __vmalloc_noprof+0x59/0x60 [ 39.461539] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.462407] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.463345] bpf_prog_alloc+0x39/0x200 [ 39.464035] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.464951] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.465863] do_seccomp+0x349/0x25e0 [ 39.466597] ? find_held_lock+0x2b/0x80 [ 39.467367] ? do_prlimit+0x310/0x610 [ 39.468063] ? __pfx_do_seccomp+0x10/0x10 [ 39.468842] ? do_raw_spin_unlock+0x53/0x220 [ 39.469678] ? _raw_spin_unlock+0x1e/0x40 [ 39.470456] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.471406] ? static_key_count+0x60/0x80 [ 39.472152] prctl_set_seccomp+0x4e/0x70 [ 39.472918] __do_sys_prctl+0xe6c/0x1d70 [ 39.473713] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.474588] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.475563] ? irqentry_exit+0xf3/0x650 [ 39.476318] do_syscall_64+0xbf/0x430 [ 39.477024] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.477984] RIP: 0033:0x7f84519905cd [ 39.478678] 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 [ 39.481852] RSP: 002b:00007ffe876a2960 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.483191] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f84519905cd [ 39.484508] RDX: 00005575788a3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.485792] RBP: 00007ffe876a29c0 R08: 0000000000000000 R09: 00007ffe876a2060 [ 39.487051] R10: 0000000000000000 R11: 0000000000000246 R12: 00005575a340bad0 [ 39.488321] R13: 00007ffe876a2df0 R14: 00005575a340cbc0 R15: 00005575a341d780 [ 39.489630] [ 39.490052] irq event stamp: 1753 [ 39.490710] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 39.492250] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 39.493802] softirqs last enabled at (1518): [] handle_softirqs+0x50c/0x770 [ 39.495344] softirqs last disabled at (1503): [] __irq_exit_rcu+0xc4/0x100 [ 39.496853] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.042951] ------------[ cut here ]------------ [ 43.044100] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.046176] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 43.047706] Modules linked in: [ 43.048573] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.050665] Tainted: [W]=WARN [ 43.051303] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.052820] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.053790] 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 [ 43.057192] RSP: 0018:ffff88801c46fbc0 EFLAGS: 00010286 [ 43.058203] RAX: 0000000000000000 RBX: ffffed100388df78 RCX: ffffffff813a4050 [ 43.059557] RDX: ffff88801a9c8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.060888] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100388df2f [ 43.062249] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.063560] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c46fdf8 [ 43.064872] FS: 00007fd9906e8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.066363] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.067442] CR2: 00007ffc9af7fef8 CR3: 0000000009ef3000 CR4: 0000000000350ef0 [ 43.068758] Call Trace: [ 43.069265] [ 43.069703] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.070631] ? __create_object+0x59/0x80 [ 43.071428] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.072409] __vmalloc_noprof+0x59/0x60 [ 43.073150] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.074068] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.075036] bpf_prog_alloc+0x39/0x200 [ 43.075801] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.076746] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.077687] do_seccomp+0x349/0x25e0 [ 43.078449] ? find_held_lock+0x2b/0x80 [ 43.079173] ? do_prlimit+0x310/0x610 [ 43.079945] ? __pfx_do_seccomp+0x10/0x10 [ 43.080748] ? do_raw_spin_unlock+0x53/0x220 [ 43.081604] ? _raw_spin_unlock+0x1e/0x40 [ 43.082421] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.083520] ? static_key_count+0x60/0x80 [ 43.084329] prctl_set_seccomp+0x4e/0x70 [ 43.085069] __do_sys_prctl+0xe6c/0x1d70 [ 43.085907] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.086780] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.087771] ? irqentry_exit+0xf3/0x650 [ 43.088526] do_syscall_64+0xbf/0x430 [ 43.089271] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.090212] RIP: 0033:0x7fd990bda5cd [ 43.090941] 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 [ 43.094147] RSP: 002b:00007ffc9af7ea10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.095520] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd990bda5cd [ 43.096823] RDX: 000055e5b0566e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.098137] RBP: 00007ffc9af7ea70 R08: 0000000000000000 R09: 00007ffc9af7e110 [ 43.099436] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e5e8006ad0 [ 43.100747] R13: 00007ffc9af7eea0 R14: 000055e5e8007bc0 R15: 000055e5e8018780 [ 43.102072] [ 43.102535] irq event stamp: 1891 [ 43.103152] hardirqs last enabled at (1899): [] __up_console_sem+0x78/0x80 [ 43.104692] hardirqs last disabled at (1908): [] __up_console_sem+0x5d/0x80 [ 43.106264] softirqs last enabled at (1764): [] handle_softirqs+0x50c/0x770 [ 43.107857] softirqs last disabled at (1759): [] __irq_exit_rcu+0xc4/0x100 [ 43.109399] ---[ end trace 0000000000000000 ]--- [ 43.973788] ------------[ cut here ]------------ [ 43.974751] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.976784] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.978284] Modules linked in: [ 43.978882] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.981127] Tainted: [W]=WARN [ 43.982019] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.983509] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.984426] 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 [ 43.987625] RSP: 0018:ffff88801a817bc0 EFLAGS: 00010286 [ 43.988610] RAX: 0000000000000000 RBX: ffffed1003502f78 RCX: ffffffff813a4050 [ 43.990082] RDX: ffff8880169f9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.991420] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003502f2f [ 43.992720] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.994014] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a817df8 [ 43.995301] FS: 00007fdddecbc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.996759] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.997848] CR2: 00007fffadb9bef8 CR3: 000000000c593000 CR4: 0000000000350ef0 [ 43.999150] Call Trace: [ 43.999656] [ 44.000072] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 44.000972] ? __create_object+0x59/0x80 [ 44.001767] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 44.002760] __vmalloc_noprof+0x59/0x60 [ 44.003512] bpf_prog_alloc_no_stats+0x55/0x470 [ 44.004389] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.005340] bpf_prog_alloc+0x39/0x200 [ 44.006051] ? __pfx_seccomp_check_filter+0x10/0x10 [ 44.006991] bpf_prog_create_from_user+0xb2/0x2f0 [ 44.007915] do_seccomp+0x349/0x25e0 [ 44.008635] ? find_held_lock+0x2b/0x80 [ 44.009418] ? do_prlimit+0x310/0x610 [ 44.010119] ? __pfx_do_seccomp+0x10/0x10 [ 44.010921] ? do_raw_spin_unlock+0x53/0x220 [ 44.011763] ? _raw_spin_unlock+0x1e/0x40 [ 44.012541] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 44.013533] ? static_key_count+0x60/0x80 [ 44.014346] prctl_set_seccomp+0x4e/0x70 [ 44.015090] __do_sys_prctl+0xe6c/0x1d70 [ 44.015882] ? __pfx___do_sys_prctl+0x10/0x10 [ 44.016740] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 44.017739] ? irqentry_exit+0xf3/0x650 [ 44.018518] do_syscall_64+0xbf/0x430 [ 44.019270] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 44.020189] RIP: 0033:0x7fdddf1ae5cd [ 44.020895] 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 [ 44.024096] RSP: 002b:00007fffadb99c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 44.025490] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdddf1ae5cd [ 44.026797] RDX: 000055d2fbf71e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 44.028086] RBP: 00007fffadb99c60 R08: 0000000000000000 R09: 00007fffadb99300 [ 44.029390] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d30a2c9ad0 [ 44.030678] R13: 00007fffadb9a090 R14: 000055d30a2cabc0 R15: 000055d30a2db780 [ 44.031983] [ 44.032460] irq event stamp: 1823 [ 44.033071] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 44.034619] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 44.036150] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 44.037724] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 44.039259] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:62410' (ECDSA) to the list of known hosts. 2025/11/19 01:49:07 fuzzer started 2025/11/19 01:49:07 dialing manager at localhost:34383 2025/11/19 01:49:07 checking machine... 2025/11/19 01:49:07 checking revisions... [ 44.904307] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:49:07 testing simple program... [ 44.996848] cgroup: Unknown subsys name 'net' [ 45.074588] cgroup: Unknown subsys name 'cpuset' [ 45.087271] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 01:49:06 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88801a9c9bc0 RCX=ffff88806ce089a4 RDX=0000000000000000 RSI=ffffffff815d3210 RDI=ffff88801a9c9fbc RBP=ffff88801a9c9bc0 RSP=ffff88806ce089c8 R8 =0000000000000001 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=000000000002575e R12=0000000000000000 R13=ffff88806ce08a98 R14=ffff88801a9c9bc0 R15=ffff88806ce08a50 RIP=ffffffff815bd7a7 RFL=00000213 [----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 00007fd9906e8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd990c9d650 CR3=00000000201b9000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff888016b87980 RCX=ffff888016b874d4 RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff88801a740a80 RBP=ffffffff85e1ffe0 RSP=ffff888016b874c8 R8 =0000000000000001 R9 =ffff888016b875c0 R10=000000000003c9ed R11=0000000000023e35 R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff88801a740000 R15=0000000000000002 RIP=ffffffff81528ffa RFL=00000057 [---ZAPC] 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 00007fa0599d9700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcbf55adf8 CR3=000000000e964000 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=656e6e6f637369642064657669656365 XMM02=63736964203a31313a36383735352074 XMM03=66207463656e6e6f6373696420646576 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363837 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000