[ 45.713182] ------------[ cut here ]------------ [ 45.714140] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.716143] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/236 [ 45.717634] Modules linked in: [ 45.718276] CPU: 1 UID: 104 PID: 236 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.720275] Tainted: [W]=WARN [ 45.720887] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.722347] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.723292] 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 [ 45.726465] RSP: 0018:ffff888016477bc0 EFLAGS: 00010286 [ 45.727463] RAX: 0000000000000000 RBX: ffffed1002c8ef78 RCX: ffffffff813a4050 [ 45.728773] RDX: ffff888016063780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.730052] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c8ef2f [ 45.731370] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.732671] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016477df8 [ 45.733983] FS: 00007fe53b0ca900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.735446] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.736510] CR2: 00007ffedb939ef7 CR3: 000000000df9d000 CR4: 0000000000350ef0 [ 45.737813] Call Trace: [ 45.738286] [ 45.738744] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.739627] ? __create_object+0x59/0x80 [ 45.740433] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.741417] __vmalloc_noprof+0x59/0x60 [ 45.742182] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.743075] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.744028] bpf_prog_alloc+0x39/0x200 [ 45.744766] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.745650] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.746575] do_seccomp+0x349/0x25e0 [ 45.747312] ? find_held_lock+0x2b/0x80 [ 45.748087] ? do_prlimit+0x310/0x610 [ 45.748835] ? __pfx_do_seccomp+0x10/0x10 [ 45.749597] ? do_raw_spin_unlock+0x53/0x220 [ 45.750427] ? _raw_spin_unlock+0x1e/0x40 [ 45.751222] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.752183] ? static_key_count+0x60/0x80 [ 45.752991] prctl_set_seccomp+0x4e/0x70 [ 45.753768] __do_sys_prctl+0xe6c/0x1d70 [ 45.754516] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.755412] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.756395] ? irqentry_exit+0xf3/0x650 [ 45.757163] do_syscall_64+0xbf/0x430 [ 45.757908] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.758879] RIP: 0033:0x7fe53b5bc5cd [ 45.759551] 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 [ 45.762754] RSP: 002b:00007ffedb937a90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.764125] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe53b5bc5cd [ 45.765420] RDX: 0000558184547e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.766721] RBP: 00007ffedb937af0 R08: 0000000000000000 R09: 00007ffedb937190 [ 45.768034] R10: 0000000000000000 R11: 0000000000000246 R12: 000055819720dad0 [ 45.769332] R13: 00007ffedb937f20 R14: 000055819720ebc0 R15: 000055819721f780 [ 45.770671] [ 45.771150] irq event stamp: 1733 [ 45.771803] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 45.773333] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 45.774864] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 45.776433] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 45.777942] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.075810] ------------[ cut here ]------------ [ 49.076675] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.078692] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 49.080169] Modules linked in: [ 49.080815] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.084063] Tainted: [W]=WARN [ 49.084625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.086079] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.086997] 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 [ 49.090125] RSP: 0018:ffff888019ae7bc0 EFLAGS: 00010286 [ 49.091154] RAX: 0000000000000000 RBX: ffffed100335cf78 RCX: ffffffff813a4050 [ 49.092530] RDX: ffff8880169e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.093849] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100335cf2f [ 49.095209] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.096475] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ae7df8 [ 49.097745] FS: 00007f000c824900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.099203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.100293] CR2: 00007f000cd16580 CR3: 000000000a00b000 CR4: 0000000000350ef0 [ 49.101635] Call Trace: [ 49.102178] [ 49.102646] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.103644] ? __create_object+0x59/0x80 [ 49.104453] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.105448] __vmalloc_noprof+0x59/0x60 [ 49.106230] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.107149] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.108105] bpf_prog_alloc+0x39/0x200 [ 49.108938] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.109909] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.110859] do_seccomp+0x349/0x25e0 [ 49.111577] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.112508] ? __pfx_do_seccomp+0x10/0x10 [ 49.113352] ? find_held_lock+0x2b/0x80 [ 49.114162] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.115157] ? static_key_count+0x60/0x80 [ 49.115945] prctl_set_seccomp+0x4e/0x70 [ 49.116662] __do_sys_prctl+0xe6c/0x1d70 [ 49.117429] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.118275] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.119268] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.120238] ? irqentry_exit+0xf3/0x650 [ 49.120996] do_syscall_64+0xbf/0x430 [ 49.121686] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.122651] RIP: 0033:0x7f000cd165cd [ 49.123368] 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 [ 49.126779] RSP: 002b:00007ffd73c7bd00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.128154] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f000cd165cd [ 49.129619] RDX: 00005616eee3fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.131062] RBP: 00007ffd73c7bd60 R08: 0000000000000000 R09: 00007ffd73c7b400 [ 49.132566] R10: 0000000000000000 R11: 0000000000000246 R12: 00005616f9ab5ad0 [ 49.134082] R13: 00007ffd73c7c190 R14: 00005616f9ab6bc0 R15: 00005616f9ac7780 [ 49.135335] [ 49.135623] irq event stamp: 2085 [ 49.136055] hardirqs last enabled at (2095): [] __up_console_sem+0x78/0x80 [ 49.137268] hardirqs last disabled at (2106): [] __up_console_sem+0x5d/0x80 [ 49.138387] softirqs last enabled at (2002): [] handle_softirqs+0x50c/0x770 [ 49.139449] softirqs last disabled at (1995): [] __irq_exit_rcu+0xc4/0x100 [ 49.140642] ---[ end trace 0000000000000000 ]--- [ 49.802860] ------------[ cut here ]------------ [ 49.803777] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.805839] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 49.807305] Modules linked in: [ 49.807951] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.809944] Tainted: [W]=WARN [ 49.810490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.811944] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.812841] 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 [ 49.816011] RSP: 0018:ffff88800fb97bc0 EFLAGS: 00010286 [ 49.816973] RAX: 0000000000000000 RBX: ffffed1001f72f78 RCX: ffffffff813a4050 [ 49.818257] RDX: ffff888016b60000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.819525] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f72f2f [ 49.820782] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.822040] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800fb97df8 [ 49.823379] FS: 00007f3a49190900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.824804] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.825846] CR2: 00007fffee636ef7 CR3: 0000000019b62000 CR4: 0000000000350ef0 [ 49.827277] Call Trace: [ 49.827847] [ 49.828273] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.829203] ? __create_object+0x59/0x80 [ 49.830002] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.830984] __vmalloc_noprof+0x59/0x60 [ 49.831769] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.832630] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.833598] bpf_prog_alloc+0x39/0x200 [ 49.834363] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.835347] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.836295] do_seccomp+0x349/0x25e0 [ 49.837044] ? find_held_lock+0x2b/0x80 [ 49.837838] ? do_prlimit+0x310/0x610 [ 49.838566] ? __pfx_do_seccomp+0x10/0x10 [ 49.839452] ? do_raw_spin_unlock+0x53/0x220 [ 49.840402] ? _raw_spin_unlock+0x1e/0x40 [ 49.841245] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.842286] ? static_key_count+0x60/0x80 [ 49.843153] prctl_set_seccomp+0x4e/0x70 [ 49.843962] __do_sys_prctl+0xe6c/0x1d70 [ 49.844777] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.845626] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.846626] ? irqentry_exit+0xf3/0x650 [ 49.847442] do_syscall_64+0xbf/0x430 [ 49.848233] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.849248] RIP: 0033:0x7f3a496825cd [ 49.850031] 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 [ 49.852929] RSP: 002b:00007fffee634f40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.854044] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a496825cd [ 49.855114] RDX: 000055ea33304e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.856162] RBP: 00007fffee634fa0 R08: 0000000000000000 R09: 00007fffee634640 [ 49.857214] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ea69c8dbf0 [ 49.858262] R13: 00007fffee6353d0 R14: 000055ea69c97380 R15: 000055ea69ca2460 [ 49.859329] [ 49.859678] irq event stamp: 1683 [ 49.860208] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 49.861458] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 49.862717] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 49.863994] softirqs last disabled at (1601): [] __irq_exit_rcu+0xc4/0x100 [ 49.865225] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48370' (ECDSA) to the list of known hosts. 2025/11/19 05:55:29 fuzzer started 2025/11/19 05:55:29 dialing manager at localhost:34383 2025/11/19 05:55:29 checking machine... 2025/11/19 05:55:29 checking revisions... [ 50.694193] kmemleak: Automatic memory scanning thread ended 2025/11/19 05:55:29 testing simple program... [ 50.781152] cgroup: Unknown subsys name 'net' [ 50.843916] cgroup: Unknown subsys name 'cpuset' [ 50.862093] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:55:28 Registers: info registers vcpu 0 RAX=8f5c28f5c28f5c29 RBX=ffff888015d93780 RCX=0000000000000002 RDX=0000000088596001 RSI=0000000000000000 RDI=ffffffff85e1fec0 RBP=ffff888015d941d8 RSP=ffff88800e777c78 R8 =0000000000000000 R9 =00000000000000c4 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526fed RFL=00000817 [-O--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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f73c2556700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd73c75000 CR3=000000000ccb9000 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=35353a353020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323339 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=0000000000025f49 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe190cba08 CR3=000000000ccb9000 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=35353a353020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3234325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323339 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000