[ 39.363809] ------------[ cut here ]------------ [ 39.364574] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.366329] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.367587] Modules linked in: [ 39.368136] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.369877] Tainted: [W]=WARN [ 39.370368] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.371644] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.372432] 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 [ 39.375245] RSP: 0018:ffff88801793fbc0 EFLAGS: 00010286 [ 39.376100] RAX: 0000000000000000 RBX: ffffed1002f27f78 RCX: ffffffff813a4050 [ 39.377216] RDX: ffff888019cfb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.378344] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f27f2f [ 39.379458] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.380558] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801793fdf8 [ 39.381699] FS: 00007fcdffbfd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.382961] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.383887] CR2: 00007fff3dc1def8 CR3: 000000000de7e000 CR4: 0000000000350ef0 [ 39.385004] Call Trace: [ 39.385417] [ 39.385828] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.386576] ? __create_object+0x59/0x80 [ 39.387259] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.388104] __vmalloc_noprof+0x59/0x60 [ 39.388763] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.389489] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.390305] bpf_prog_alloc+0x39/0x200 [ 39.390954] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.391757] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.392509] do_seccomp+0x349/0x25e0 [ 39.393135] ? find_held_lock+0x2b/0x80 [ 39.393808] ? do_prlimit+0x310/0x610 [ 39.394413] ? __pfx_do_seccomp+0x10/0x10 [ 39.395106] ? do_raw_spin_unlock+0x53/0x220 [ 39.395834] ? _raw_spin_unlock+0x1e/0x40 [ 39.396472] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.397309] ? static_key_count+0x60/0x80 [ 39.398025] prctl_set_seccomp+0x4e/0x70 [ 39.398695] __do_sys_prctl+0xe6c/0x1d70 [ 39.399334] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.400084] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.400912] ? irqentry_exit+0xf3/0x650 [ 39.401538] do_syscall_64+0xbf/0x430 [ 39.402199] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.403021] RIP: 0033:0x7fce000ef5cd [ 39.403595] 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 [ 39.406347] RSP: 002b:00007fff3dc1b3e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.407547] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce000ef5cd [ 39.408694] RDX: 0000563143fcae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.409848] RBP: 00007fff3dc1b440 R08: 0000000000000000 R09: 00007fff3dc1aae0 [ 39.410970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563165681ad0 [ 39.412105] R13: 00007fff3dc1b870 R14: 0000563165682bc0 R15: 0000563165693780 [ 39.413244] [ 39.413618] irq event stamp: 1701 [ 39.414201] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 39.415530] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 39.416852] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 39.418220] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 39.419549] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.463281] ------------[ cut here ]------------ [ 42.464118] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.465952] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.467284] Modules linked in: [ 42.467866] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.469699] Tainted: [W]=WARN [ 42.470215] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.471558] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.472388] 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 [ 42.475302] RSP: 0018:ffff888016cdfbc0 EFLAGS: 00010286 [ 42.476196] RAX: 0000000000000000 RBX: ffffed1002d9bf78 RCX: ffffffff813a4050 [ 42.477377] RDX: ffff888019ca0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.478563] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9bf2f [ 42.479734] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.480907] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cdfdf8 [ 42.482091] FS: 00007fc2d87e3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.483415] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.484385] CR2: 00007fc2d8cd5580 CR3: 000000001f21f000 CR4: 0000000000350ef0 [ 42.485569] Call Trace: [ 42.486044] [ 42.486424] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.487248] ? __create_object+0x59/0x80 [ 42.487973] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.488869] __vmalloc_noprof+0x59/0x60 [ 42.489527] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.490336] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.491194] bpf_prog_alloc+0x39/0x200 [ 42.491873] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.492726] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.493513] do_seccomp+0x349/0x25e0 [ 42.494180] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.495010] ? __pfx_do_seccomp+0x10/0x10 [ 42.495967] ? find_held_lock+0x2b/0x80 [ 42.496631] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.497525] ? static_key_count+0x60/0x80 [ 42.498289] prctl_set_seccomp+0x4e/0x70 [ 42.499028] __do_sys_prctl+0xe6c/0x1d70 [ 42.499751] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.500506] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.501475] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.502438] ? irqentry_exit+0xf3/0x650 [ 42.503188] do_syscall_64+0xbf/0x430 [ 42.503913] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.504835] RIP: 0033:0x7fc2d8cd55cd [ 42.505474] 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 [ 42.508944] RSP: 002b:00007ffd5a5003e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.510304] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2d8cd55cd [ 42.511741] RDX: 00005632c6e88e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.512976] RBP: 00007ffd5a500440 R08: 0000000000000000 R09: 00007ffd5a4ffae0 [ 42.514241] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563300e20bf0 [ 42.515472] R13: 00007ffd5a500870 R14: 0000563300e2a380 R15: 0000563300e35460 [ 42.516792] [ 42.517305] irq event stamp: 1759 [ 42.518083] hardirqs last enabled at (1769): [] __up_console_sem+0x78/0x80 [ 42.519588] hardirqs last disabled at (1778): [] __up_console_sem+0x5d/0x80 [ 42.521185] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 42.522704] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 42.524209] ---[ end trace 0000000000000000 ]--- [ 43.212621] ------------[ cut here ]------------ [ 43.213552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.215625] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 43.217210] Modules linked in: [ 43.217873] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.219866] Tainted: [W]=WARN [ 43.220419] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.221901] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.222816] 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 [ 43.225964] RSP: 0018:ffff888016dffbc0 EFLAGS: 00010286 [ 43.226933] RAX: 0000000000000000 RBX: ffffed1002dbff78 RCX: ffffffff813a4050 [ 43.228222] RDX: ffff88800fdd5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.229515] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dbff2f [ 43.230816] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.232103] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016dffdf8 [ 43.233386] FS: 00007ff20063e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.234833] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.235889] CR2: 00007fff74da2ef8 CR3: 000000000dd70000 CR4: 0000000000350ef0 [ 43.237168] Call Trace: [ 43.237636] [ 43.238095] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.238992] ? __create_object+0x59/0x80 [ 43.239776] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.240755] __vmalloc_noprof+0x59/0x60 [ 43.241469] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.242361] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.243285] bpf_prog_alloc+0x39/0x200 [ 43.244023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.244963] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.245879] do_seccomp+0x349/0x25e0 [ 43.246565] ? find_held_lock+0x2b/0x80 [ 43.247317] ? do_prlimit+0x310/0x610 [ 43.248061] ? __pfx_do_seccomp+0x10/0x10 [ 43.248841] ? do_raw_spin_unlock+0x53/0x220 [ 43.249628] ? _raw_spin_unlock+0x1e/0x40 [ 43.250413] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.251398] ? static_key_count+0x60/0x80 [ 43.252200] prctl_set_seccomp+0x4e/0x70 [ 43.252976] __do_sys_prctl+0xe6c/0x1d70 [ 43.253783] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.254595] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.255566] ? irqentry_exit+0xf3/0x650 [ 43.256313] do_syscall_64+0xbf/0x430 [ 43.257057] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.258017] RIP: 0033:0x7ff200b305cd [ 43.258727] 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 [ 43.261920] RSP: 002b:00007fff74da14c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.263293] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff200b305cd [ 43.264611] RDX: 000055ee6431ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.265928] RBP: 00007fff74da1520 R08: 0000000000000000 R09: 00007fff74da0bc0 [ 43.267221] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee72b6cad0 [ 43.268511] R13: 00007fff74da1950 R14: 000055ee72b6dbc0 R15: 000055ee72b7e780 [ 43.269840] [ 43.270266] irq event stamp: 1809 [ 43.270917] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 43.272428] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 43.273959] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 43.275510] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 43.277038] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:2976' (ECDSA) to the list of known hosts. 2025/11/19 07:48:33 fuzzer started 2025/11/19 07:48:33 dialing manager at localhost:34383 2025/11/19 07:48:33 checking machine... 2025/11/19 07:48:33 checking revisions... [ 44.120206] kmemleak: Automatic memory scanning thread ended 2025/11/19 07:48:34 testing simple program... [ 44.224622] cgroup: Unknown subsys name 'net' [ 44.279531] cgroup: Unknown subsys name 'cpuset' [ 44.300813] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 07:48:33 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000001255 RCX=ffffffff81a0862f RDX=ffff888015bc3780 RSI=ffffffff819e757e RDI=ffff8880173a3480 RBP=0000000000000014 RSP=ffff88801793fe28 R8 =0000000000000000 R9 =ffffed1001a707d4 R10=0000000000000000 R11=0000000000000001 R12=ffff8880173a3480 R13=00007fc2d87c2020 R14=0000000000000000 R15=ffff8880173a3480 RIP=ffffffff81751e08 RFL=00000207 [-----PC] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fc2d87e3900 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=00007fc2d87c2020 CR3=000000001f188000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001bf45 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcc52c4a68 CR3=0000000005c8a000 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=00007fcda2fa3510000055ff57db8790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000