[ 46.714274] ------------[ cut here ]------------ [ 46.715174] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.717151] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.718558] Modules linked in: [ 46.719143] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.721052] Tainted: [W]=WARN [ 46.721624] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.724460] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.725323] 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 [ 46.728531] RSP: 0018:ffff8880179f7bc0 EFLAGS: 00010286 [ 46.729481] RAX: 0000000000000000 RBX: ffffed1002f3ef78 RCX: ffffffff813a4050 [ 46.730731] RDX: ffff88801c059bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.731978] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f3ef2f [ 46.733228] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.734477] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880179f7df8 [ 46.735731] FS: 00007fe0b9f39900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.737129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.738157] CR2: 00007fe0ba49f4a6 CR3: 000000000c374000 CR4: 0000000000350ef0 [ 46.739433] Call Trace: [ 46.739903] [ 46.740313] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.741205] ? __create_object+0x59/0x80 [ 46.741983] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.742954] __vmalloc_noprof+0x59/0x60 [ 46.743701] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.744580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.745508] bpf_prog_alloc+0x39/0x200 [ 46.746204] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.747130] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.748026] do_seccomp+0x349/0x25e0 [ 46.748742] ? find_held_lock+0x2b/0x80 [ 46.749499] ? do_prlimit+0x310/0x610 [ 46.750195] ? __pfx_do_seccomp+0x10/0x10 [ 46.750990] ? do_raw_spin_unlock+0x53/0x220 [ 46.751819] ? _raw_spin_unlock+0x1e/0x40 [ 46.752773] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.753725] ? static_key_count+0x60/0x80 [ 46.754515] prctl_set_seccomp+0x4e/0x70 [ 46.755258] __do_sys_prctl+0xe6c/0x1d70 [ 46.756026] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.756874] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.757836] ? irqentry_exit+0xf3/0x650 [ 46.758619] do_syscall_64+0xbf/0x430 [ 46.759340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.760279] RIP: 0033:0x7fe0ba42b5cd [ 46.760990] 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 [ 46.764172] RSP: 002b:00007ffcb14df1a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.765542] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe0ba42b5cd [ 46.766877] RDX: 0000557a4204be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.768171] RBP: 00007ffcb14df200 R08: 0000000000000000 R09: 00007ffcb14de8a0 [ 46.769453] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557a7349bad0 [ 46.770738] R13: 00007ffcb14df630 R14: 0000557a7349cbc0 R15: 0000557a734ad780 [ 46.772046] [ 46.772514] irq event stamp: 2137 [ 46.773128] hardirqs last enabled at (2145): [] __up_console_sem+0x78/0x80 [ 46.774655] hardirqs last disabled at (2154): [] __up_console_sem+0x5d/0x80 [ 46.776099] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 46.777365] softirqs last disabled at (1745): [] __irq_exit_rcu+0xc4/0x100 [ 46.778610] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.150484] ------------[ cut here ]------------ [ 50.150951] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.151955] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 50.152676] Modules linked in: [ 50.152973] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.154171] Tainted: [W]=WARN [ 50.154524] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.155245] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.155698] 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 [ 50.157276] RSP: 0018:ffff88801bb67bc0 EFLAGS: 00010286 [ 50.157764] RAX: 0000000000000000 RBX: ffffed100376cf78 RCX: ffffffff813a4050 [ 50.158406] RDX: ffff8880177c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.159032] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100376cf2f [ 50.159670] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.160286] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bb67df8 [ 50.160928] FS: 00007f9aa67d3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.161925] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.162569] CR2: 00007f9aa6cc5580 CR3: 000000000e076000 CR4: 0000000000350ef0 [ 50.163242] Call Trace: [ 50.163489] [ 50.163695] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.164117] ? __create_object+0x59/0x80 [ 50.164498] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.164954] __vmalloc_noprof+0x59/0x60 [ 50.165307] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.165744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.166181] bpf_prog_alloc+0x39/0x200 [ 50.166545] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.166990] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.167438] do_seccomp+0x349/0x25e0 [ 50.167776] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.168197] ? __pfx_do_seccomp+0x10/0x10 [ 50.168585] ? find_held_lock+0x2b/0x80 [ 50.168941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.169415] ? static_key_count+0x60/0x80 [ 50.169790] prctl_set_seccomp+0x4e/0x70 [ 50.170148] __do_sys_prctl+0xe6c/0x1d70 [ 50.170528] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.170938] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.171407] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.171862] ? irqentry_exit+0xf3/0x650 [ 50.172219] do_syscall_64+0xbf/0x430 [ 50.172681] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.173128] RIP: 0033:0x7f9aa6cc55cd [ 50.173471] 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 [ 50.175038] RSP: 002b:00007ffcd5c8d510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.175705] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9aa6cc55cd [ 50.176315] RDX: 000056512974ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.176938] RBP: 00007ffcd5c8d570 R08: 0000000000000000 R09: 00007ffcd5c8cc10 [ 50.177566] R10: 0000000000000000 R11: 0000000000000246 R12: 0000565159dabbf0 [ 50.178177] R13: 00007ffcd5c8d9a0 R14: 0000565159db5380 R15: 0000565159dc0460 [ 50.178821] [ 50.179032] irq event stamp: 1701 [ 50.179328] hardirqs last enabled at (1709): [] __up_console_sem+0x78/0x80 [ 50.180078] hardirqs last disabled at (1718): [] __up_console_sem+0x5d/0x80 [ 50.180820] softirqs last enabled at (1450): [] handle_softirqs+0x50c/0x770 [ 50.181647] softirqs last disabled at (1445): [] __irq_exit_rcu+0xc4/0x100 [ 50.182528] ---[ end trace 0000000000000000 ]--- [ 50.915803] ------------[ cut here ]------------ [ 50.916810] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.919049] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 50.920901] Modules linked in: [ 50.921665] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.923836] Tainted: [W]=WARN [ 50.924490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.926093] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.927108] 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 [ 50.930563] RSP: 0018:ffff88801885fbc0 EFLAGS: 00010286 [ 50.931642] RAX: 0000000000000000 RBX: ffffed100310bf78 RCX: ffffffff813a4050 [ 50.933034] RDX: ffff88801bb21bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.934424] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100310bf2f [ 50.935828] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.937214] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801885fdf8 [ 50.938601] FS: 00007fda54973900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.940181] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.941338] CR2: 00007fda54e65580 CR3: 0000000020742000 CR4: 0000000000350ef0 [ 50.942768] Call Trace: [ 50.943275] [ 50.943763] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.944654] ? __create_object+0x59/0x80 [ 50.945441] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.946420] __vmalloc_noprof+0x59/0x60 [ 50.947155] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.948030] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.948979] bpf_prog_alloc+0x39/0x200 [ 50.949726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.950650] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.951560] do_seccomp+0x349/0x25e0 [ 50.952242] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.953134] ? __pfx_do_seccomp+0x10/0x10 [ 50.953934] ? find_held_lock+0x2b/0x80 [ 50.954715] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.955684] ? static_key_count+0x60/0x80 [ 50.956485] prctl_set_seccomp+0x4e/0x70 [ 50.957207] __do_sys_prctl+0xe6c/0x1d70 [ 50.957984] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.958846] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.959807] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.960779] ? irqentry_exit+0xf3/0x650 [ 50.961529] do_syscall_64+0xbf/0x430 [ 50.962220] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.963178] RIP: 0033:0x7fda54e655cd [ 50.963879] 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 [ 50.967046] RSP: 002b:00007ffde6f1bad0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.968404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda54e655cd [ 50.969681] RDX: 0000560224c8de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.970977] RBP: 00007ffde6f1bb30 R08: 0000000000000000 R09: 00007ffde6f1b1d0 [ 50.972139] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560256a6bad0 [ 50.973192] R13: 00007ffde6f1bf60 R14: 0000560256a6cbc0 R15: 0000560256a7d780 [ 50.974273] [ 50.974656] irq event stamp: 1781 [ 50.975181] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 50.976452] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 50.977697] softirqs last enabled at (1294): [] handle_softirqs+0x50c/0x770 [ 50.978989] softirqs last disabled at (1273): [] __irq_exit_rcu+0xc4/0x100 [ 50.980235] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:36505' (ECDSA) to the list of known hosts. 2025/11/17 15:36:13 fuzzer started 2025/11/17 15:36:13 dialing manager at localhost:37895 2025/11/17 15:36:13 checking machine... 2025/11/17 15:36:13 checking revisions... [ 51.864462] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:36:13 testing simple program... [ 51.956683] cgroup: Unknown subsys name 'net' [ 52.011121] cgroup: Unknown subsys name 'cpuset' [ 52.022674] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:36:12 Registers: info registers vcpu 0 RAX=1ffffffff0ce4c2d RBX=ffffffff8672616c RCX=ffffffff81b2d488 RDX=0000000000000000 RSI=ffffffff86ab8c2a RDI=ffffffff86726150 RBP=ffffffff86726150 RSP=ffff88806ce08998 R8 =ffffffff86ab8c2a R9 =0000000000000000 R10=000000000003c9ed R11=0000000000025767 R12=ffffffff8672618c R13=ffffffff86726150 R14=ffffffff86726150 R15=dffffc0000000000 RIP=ffffffff8135daaf RFL=00000217 [----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 00007f9aa67d3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9aa6d8a618 CR3=00000000206d4000 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=00000000000285c5 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fffadf987c8 CR3=000000000d5b9000 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=36333a353120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323436 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000