[ 39.419741] ------------[ cut here ]------------ [ 39.420641] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.422593] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.424035] Modules linked in: [ 39.424655] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.426633] Tainted: [W]=WARN [ 39.427187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.428651] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.430039] 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 [ 39.433221] RSP: 0018:ffff88800f847bc0 EFLAGS: 00010286 [ 39.434201] RAX: 0000000000000000 RBX: ffffed1001f08f78 RCX: ffffffff813a4050 [ 39.435475] RDX: ffff88801774d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.436764] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001f08f2f [ 39.438040] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.439313] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f847df8 [ 39.440638] FS: 00007fc637e2b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.442075] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.443136] CR2: 00007ffeca25eef7 CR3: 000000000dc87000 CR4: 0000000000350ef0 [ 39.444446] Call Trace: [ 39.444911] [ 39.445319] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.446220] ? __create_object+0x59/0x80 [ 39.446993] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.447960] __vmalloc_noprof+0x59/0x60 [ 39.448738] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.449609] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.450530] bpf_prog_alloc+0x39/0x200 [ 39.451220] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.452148] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.453030] do_seccomp+0x349/0x25e0 [ 39.453720] ? find_held_lock+0x2b/0x80 [ 39.454478] ? do_prlimit+0x310/0x610 [ 39.455169] ? __pfx_do_seccomp+0x10/0x10 [ 39.455953] ? do_raw_spin_unlock+0x53/0x220 [ 39.456810] ? _raw_spin_unlock+0x1e/0x40 [ 39.457593] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.458547] ? static_key_count+0x60/0x80 [ 39.459297] prctl_set_seccomp+0x4e/0x70 [ 39.460092] __do_sys_prctl+0xe6c/0x1d70 [ 39.460891] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.461750] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.462710] ? irqentry_exit+0xf3/0x650 [ 39.463469] do_syscall_64+0xbf/0x430 [ 39.464187] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.465138] RIP: 0033:0x7fc63831d5cd [ 39.465839] 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 [ 39.469022] RSP: 002b:00007ffeca25c9d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.470384] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc63831d5cd [ 39.471661] RDX: 000055dee3bede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.472947] RBP: 00007ffeca25ca30 R08: 0000000000000000 R09: 00007ffeca25c0d0 [ 39.474211] R10: 0000000000000000 R11: 0000000000000246 R12: 000055deefd74ad0 [ 39.475475] R13: 00007ffeca25ce60 R14: 000055deefd75bc0 R15: 000055deefd86780 [ 39.476779] [ 39.477197] irq event stamp: 1675 [ 39.477837] hardirqs last enabled at (1685): [] __up_console_sem+0x78/0x80 [ 39.479361] hardirqs last disabled at (1696): [] __up_console_sem+0x5d/0x80 [ 39.480891] softirqs last enabled at (1222): [] handle_softirqs+0x50c/0x770 [ 39.482401] softirqs last disabled at (1217): [] __irq_exit_rcu+0xc4/0x100 [ 39.483906] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.151745] ------------[ cut here ]------------ [ 42.152727] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.154710] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.156187] Modules linked in: [ 42.156861] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.158841] Tainted: [W]=WARN [ 42.159444] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.160914] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.161821] 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 [ 42.164988] RSP: 0018:ffff88801aa17bc0 EFLAGS: 00010286 [ 42.165977] RAX: 0000000000000000 RBX: ffffed1003542f78 RCX: ffffffff813a4050 [ 42.167270] RDX: ffff8880171ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.168548] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003542f2f [ 42.169835] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.171116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aa17df8 [ 42.172423] FS: 00007f311bc8f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.173859] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.174911] CR2: 00007ffe442afef7 CR3: 0000000020a58000 CR4: 0000000000350ef0 [ 42.176211] Call Trace: [ 42.176714] [ 42.177122] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.178007] ? __create_object+0x59/0x80 [ 42.178788] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.179767] __vmalloc_noprof+0x59/0x60 [ 42.180533] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.181406] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.182275] bpf_prog_alloc+0x39/0x200 [ 42.183012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.183946] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.184854] do_seccomp+0x349/0x25e0 [ 42.185574] ? find_held_lock+0x2b/0x80 [ 42.186269] ? do_prlimit+0x310/0x610 [ 42.187009] ? __pfx_do_seccomp+0x10/0x10 [ 42.187782] ? do_raw_spin_unlock+0x53/0x220 [ 42.188620] ? _raw_spin_unlock+0x1e/0x40 [ 42.189394] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.190310] ? static_key_count+0x60/0x80 [ 42.191112] prctl_set_seccomp+0x4e/0x70 [ 42.191877] __do_sys_prctl+0xe6c/0x1d70 [ 42.192669] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.193508] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.194471] ? irqentry_exit+0xf3/0x650 [ 42.195180] do_syscall_64+0xbf/0x430 [ 42.195909] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.196808] RIP: 0033:0x7f311c1815cd [ 42.197392] 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 [ 42.200037] RSP: 002b:00007ffe442ad890 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.201179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f311c1815cd [ 42.202233] RDX: 000055d9e2d46e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.203325] RBP: 00007ffe442ad8f0 R08: 0000000000000000 R09: 00007ffe442acf90 [ 42.204453] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d9e9a6a2b0 [ 42.205556] R13: 00007ffe442add20 R14: 000055d9e9a6cd20 R15: 000055d9e9a7e8d0 [ 42.206664] [ 42.207026] irq event stamp: 1813 [ 42.207575] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 42.208884] hardirqs last disabled at (1832): [] __up_console_sem+0x5d/0x80 [ 42.210175] softirqs last enabled at (1792): [] handle_softirqs+0x50c/0x770 [ 42.211448] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100 [ 42.212698] ---[ end trace 0000000000000000 ]--- [ 43.002944] ------------[ cut here ]------------ [ 43.003856] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.005858] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.007630] Modules linked in: [ 43.008242] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.010395] Tainted: [W]=WARN [ 43.011149] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.012618] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.013554] 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 [ 43.016714] RSP: 0018:ffff88800f4e7bc0 EFLAGS: 00010286 [ 43.017690] RAX: 0000000000000000 RBX: ffffed1001e9cf78 RCX: ffffffff813a4050 [ 43.018962] RDX: ffff888017489bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.020246] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e9cf2f [ 43.021770] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.023017] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f4e7df8 [ 43.024302] FS: 00007f4ba2c2c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.025735] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.026792] CR2: 00007ffdb5202ef7 CR3: 000000000ca4e000 CR4: 0000000000350ef0 [ 43.028060] Call Trace: [ 43.028564] [ 43.028968] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.029847] ? __create_object+0x59/0x80 [ 43.030605] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.031547] __vmalloc_noprof+0x59/0x60 [ 43.032263] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.033118] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.034026] bpf_prog_alloc+0x39/0x200 [ 43.034751] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.035655] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.036564] do_seccomp+0x349/0x25e0 [ 43.037239] ? find_held_lock+0x2b/0x80 [ 43.037987] ? do_prlimit+0x310/0x610 [ 43.038721] ? __pfx_do_seccomp+0x10/0x10 [ 43.039487] ? do_raw_spin_unlock+0x53/0x220 [ 43.040273] ? _raw_spin_unlock+0x1e/0x40 [ 43.041048] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.041999] ? static_key_count+0x60/0x80 [ 43.042787] prctl_set_seccomp+0x4e/0x70 [ 43.043564] __do_sys_prctl+0xe6c/0x1d70 [ 43.044483] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.045290] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.046260] ? irqentry_exit+0xf3/0x650 [ 43.047017] do_syscall_64+0xbf/0x430 [ 43.047742] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.048704] RIP: 0033:0x7f4ba311e5cd [ 43.049405] 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 [ 43.052174] RSP: 002b:00007ffdb5200cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.053054] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4ba311e5cd [ 43.054065] RDX: 000056378896fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.054905] RBP: 00007ffdb5200d20 R08: 0000000000000000 R09: 00007ffdb52003c0 [ 43.055732] R10: 0000000000000000 R11: 0000000000000246 R12: 00005637aff84ad0 [ 43.056546] R13: 00007ffdb5201150 R14: 00005637aff85bc0 R15: 00005637aff96780 [ 43.057378] [ 43.057650] irq event stamp: 1829 [ 43.058044] hardirqs last enabled at (1837): [] __up_console_sem+0x78/0x80 [ 43.059008] hardirqs last disabled at (1846): [] __up_console_sem+0x5d/0x80 [ 43.059980] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 43.060986] softirqs last disabled at (1677): [] __irq_exit_rcu+0xc4/0x100 [ 43.061952] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49738' (ECDSA) to the list of known hosts. 2025/11/18 15:04:12 fuzzer started 2025/11/18 15:04:12 dialing manager at localhost:34383 2025/11/18 15:04:12 checking machine... 2025/11/18 15:04:12 checking revisions... [ 43.946985] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:04:12 testing simple program... [ 44.042956] cgroup: Unknown subsys name 'net' [ 44.126185] cgroup: Unknown subsys name 'cpuset' [ 44.139787] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:04:11 Registers: info registers vcpu 0 RAX=ffff88800dde6900 RBX=ffff88800e066ad0 RCX=ffff88800ddec920 RDX=ffff88800dd94890 RSI=ffff88800ddec900 RDI=0000000000000000 RBP=ffff88800b6a7a68 RSP=ffff88800cc67cb8 R8 =0000000000000000 R9 =ffffed100198cf89 R10=0000000000000003 R11=0000000000000001 R12=ffff88800ddec900 R13=0000000000000020 R14=0000000000000001 R15=0000000000000282 RIP=ffffffff81b62806 RFL=00000082 [--S----] 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 00007f311bc8f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe442a7000 CR3=0000000020a36000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000023137 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f311c244650 CR3=000000000c545000 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=34303a353120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3933325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303835 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000