[ 39.219188] ------------[ cut here ]------------ [ 39.220115] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.222106] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.223530] Modules linked in: [ 39.224216] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.226182] Tainted: [W]=WARN [ 39.226726] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.228206] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.229106] 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 [ 39.232172] RSP: 0018:ffff88801b627bc0 EFLAGS: 00010286 [ 39.233126] RAX: 0000000000000000 RBX: ffffed10036c4f78 RCX: ffffffff813a4050 [ 39.234382] RDX: ffff888015c2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.235633] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036c4f2f [ 39.236879] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.238121] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b627df8 [ 39.239383] FS: 00007fb666e09900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.240790] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.241830] CR2: 00007fffd5ba1ef8 CR3: 000000000ddc9000 CR4: 0000000000350ef0 [ 39.243115] Call Trace: [ 39.243565] [ 39.244012] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.244906] ? __create_object+0x59/0x80 [ 39.245635] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.246586] __vmalloc_noprof+0x59/0x60 [ 39.247315] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.248159] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.249086] bpf_prog_alloc+0x39/0x200 [ 39.249811] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.250682] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.251577] do_seccomp+0x349/0x25e0 [ 39.252289] ? find_held_lock+0x2b/0x80 [ 39.253035] ? do_prlimit+0x310/0x610 [ 39.253721] ? __pfx_do_seccomp+0x10/0x10 [ 39.254506] ? do_raw_spin_unlock+0x53/0x220 [ 39.255329] ? _raw_spin_unlock+0x1e/0x40 [ 39.256095] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.257035] ? static_key_count+0x60/0x80 [ 39.257822] prctl_set_seccomp+0x4e/0x70 [ 39.258541] __do_sys_prctl+0xe6c/0x1d70 [ 39.259322] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.260179] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.261127] ? irqentry_exit+0xf3/0x650 [ 39.261878] do_syscall_64+0xbf/0x430 [ 39.262577] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.263505] RIP: 0033:0x7fb6672fb5cd [ 39.264201] 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 [ 39.267293] RSP: 002b:00007fffd5ba0070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.268617] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6672fb5cd [ 39.269858] RDX: 00005557ca296e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.271114] RBP: 00007fffd5ba00d0 R08: 0000000000000000 R09: 00007fffd5b9f770 [ 39.272357] R10: 0000000000000000 R11: 0000000000000246 R12: 000055580585e2b0 [ 39.273617] R13: 00007fffd5ba0500 R14: 0000555805860d20 R15: 00005558058728d0 [ 39.274897] [ 39.275307] irq event stamp: 1809 [ 39.275956] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 39.277437] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 39.278945] softirqs last enabled at (1482): [] handle_softirqs+0x50c/0x770 [ 39.280452] softirqs last disabled at (1477): [] __irq_exit_rcu+0xc4/0x100 [ 39.281923] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.941282] ------------[ cut here ]------------ [ 41.942231] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.944639] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.946187] Modules linked in: [ 41.946851] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.948881] Tainted: [W]=WARN [ 41.949445] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.950952] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.951889] 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 [ 41.955184] RSP: 0018:ffff88801701fbc0 EFLAGS: 00010286 [ 41.956252] RAX: 0000000000000000 RBX: ffffed1002e03f78 RCX: ffffffff813a4050 [ 41.957519] RDX: ffff888009a1d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.958794] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e03f2f [ 41.960066] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.961337] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801701fdf8 [ 41.962610] FS: 00007f4a186e2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.964017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.965065] CR2: 00007f4a18bd4580 CR3: 000000001c443000 CR4: 0000000000350ef0 [ 41.966336] Call Trace: [ 41.966850] [ 41.967255] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.968138] ? __create_object+0x59/0x80 [ 41.968906] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.969858] __vmalloc_noprof+0x59/0x60 [ 41.970572] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.971459] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.972579] bpf_prog_alloc+0x39/0x200 [ 41.973417] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.974507] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.975550] do_seccomp+0x349/0x25e0 [ 41.976378] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.977410] ? __pfx_do_seccomp+0x10/0x10 [ 41.978340] ? find_held_lock+0x2b/0x80 [ 41.979226] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.980340] ? static_key_count+0x60/0x80 [ 41.981273] prctl_set_seccomp+0x4e/0x70 [ 41.982135] __do_sys_prctl+0xe6c/0x1d70 [ 41.982946] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.983798] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.984841] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.985829] ? irqentry_exit+0xf3/0x650 [ 41.986662] do_syscall_64+0xbf/0x430 [ 41.987546] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.988570] RIP: 0033:0x7f4a18bd45cd [ 41.989288] 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 [ 41.992443] RSP: 002b:00007ffc898c8cf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.993799] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4a18bd45cd [ 41.995094] RDX: 000055fd32e5be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.996363] RBP: 00007ffc898c8d50 R08: 0000000000000000 R09: 00007ffc898c83f0 [ 41.997647] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fd4b3d3ad0 [ 41.998952] R13: 00007ffc898c9180 R14: 000055fd4b3d4bc0 R15: 000055fd4b3e5780 [ 42.000246] [ 42.000668] irq event stamp: 1743 [ 42.001320] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.002841] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.004360] softirqs last enabled at (1712): [] handle_softirqs+0x50c/0x770 [ 42.005888] softirqs last disabled at (1707): [] __irq_exit_rcu+0xc4/0x100 [ 42.007393] ---[ end trace 0000000000000000 ]--- [ 42.722329] ------------[ cut here ]------------ [ 42.723347] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.725713] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.727384] Modules linked in: [ 42.728101] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.730330] Tainted: [W]=WARN [ 42.731000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.732629] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.733639] 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 [ 42.737174] RSP: 0018:ffff888016eefbc0 EFLAGS: 00010286 [ 42.738251] RAX: 0000000000000000 RBX: ffffed1002dddf78 RCX: ffffffff813a4050 [ 42.739681] RDX: ffff888014e4d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.741099] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dddf2f [ 42.742530] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.743931] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016eefdf8 [ 42.745362] FS: 00007fb7d352f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.746963] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.748129] CR2: 00007ffc12491ef8 CR3: 000000002041f000 CR4: 0000000000350ef0 [ 42.749540] Call Trace: [ 42.750098] [ 42.750570] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.751563] ? __create_object+0x59/0x80 [ 42.752418] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.753490] __vmalloc_noprof+0x59/0x60 [ 42.754349] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.755331] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.756371] bpf_prog_alloc+0x39/0x200 [ 42.757187] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.758214] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.759223] do_seccomp+0x349/0x25e0 [ 42.760014] ? find_held_lock+0x2b/0x80 [ 42.760840] ? do_prlimit+0x310/0x610 [ 42.761603] ? __pfx_do_seccomp+0x10/0x10 [ 42.762472] ? do_raw_spin_unlock+0x53/0x220 [ 42.763389] ? _raw_spin_unlock+0x1e/0x40 [ 42.764232] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.765287] ? static_key_count+0x60/0x80 [ 42.766170] prctl_set_seccomp+0x4e/0x70 [ 42.767033] __do_sys_prctl+0xe6c/0x1d70 [ 42.767902] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.768863] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.769930] ? irqentry_exit+0xf3/0x650 [ 42.770788] do_syscall_64+0xbf/0x430 [ 42.771573] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.772613] RIP: 0033:0x7fb7d3a215cd [ 42.773374] 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 [ 42.776563] RSP: 002b:00007ffc12490700 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.777840] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb7d3a215cd [ 42.779053] RDX: 000055b7a398ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.780255] RBP: 00007ffc12490760 R08: 0000000000000000 R09: 00007ffc1248fe00 [ 42.781450] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b7ac5e0ad0 [ 42.782668] R13: 00007ffc12490b90 R14: 000055b7ac5e1bc0 R15: 000055b7ac5f2780 [ 42.783902] [ 42.784307] irq event stamp: 1779 [ 42.784912] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 42.786334] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 42.787763] softirqs last enabled at (1332): [] handle_softirqs+0x50c/0x770 [ 42.789214] softirqs last disabled at (1327): [] __irq_exit_rcu+0xc4/0x100 [ 42.790643] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7380' (ECDSA) to the list of known hosts. 2025/11/17 20:46:46 fuzzer started 2025/11/17 20:46:46 dialing manager at localhost:37895 2025/11/17 20:46:46 checking machine... 2025/11/17 20:46:46 checking revisions... [ 43.785263] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:46:46 testing simple program... [ 43.864674] cgroup: Unknown subsys name 'net' [ 43.918664] cgroup: Unknown subsys name 'cpuset' [ 43.938260] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:46:45 Registers: info registers vcpu 0 RAX=0000000000043b83 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdb86f9258 CR3=000000000e0eb000 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=36343a303220373120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3034325b646873732035343a3634 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363934 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000000 RCX=4b952e4da9267483 RDX=00000000915d54c6 RSI=000000005e406224 RDI=0000000000104185 RBP=ffffffff85e1ffe0 RSP=ffff88800e30f950 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152926b RFL=00000206 [-----P-] 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 00007f4a186e2900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4a18c99618 CR3=0000000009e74000 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=563412feff00545000000000000080fe 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