syzkaller login: [ 45.686263] ------------[ cut here ]------------ [ 45.687183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.689223] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.690684] Modules linked in: [ 45.691315] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.693319] Tainted: [W]=WARN [ 45.693905] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.695368] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.696279] 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 [ 45.699446] RSP: 0018:ffff888015d07bc0 EFLAGS: 00010286 [ 45.700438] RAX: 0000000000000000 RBX: ffffed1002ba0f78 RCX: ffffffff813a4050 [ 45.701743] RDX: ffff888017241bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.703054] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ba0f2f [ 45.704339] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.705631] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d07df8 [ 45.706909] FS: 00007f019c1fe900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.708344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.709431] CR2: 00007ffcc508aef7 CR3: 000000000dad1000 CR4: 0000000000350ef0 [ 45.710724] Call Trace: [ 45.711230] [ 45.711648] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.712538] ? __create_object+0x59/0x80 [ 45.713331] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.714308] __vmalloc_noprof+0x59/0x60 [ 45.715055] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.715932] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.716873] bpf_prog_alloc+0x39/0x200 [ 45.717583] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.718495] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.719395] do_seccomp+0x349/0x25e0 [ 45.720118] ? find_held_lock+0x2b/0x80 [ 45.720877] ? do_prlimit+0x310/0x610 [ 45.721603] ? __pfx_do_seccomp+0x10/0x10 [ 45.722393] ? do_raw_spin_unlock+0x53/0x220 [ 45.723215] ? _raw_spin_unlock+0x1e/0x40 [ 45.723995] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.724968] ? static_key_count+0x60/0x80 [ 45.725722] prctl_set_seccomp+0x4e/0x70 [ 45.726494] __do_sys_prctl+0xe6c/0x1d70 [ 45.727267] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.728117] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.729098] ? irqentry_exit+0xf3/0x650 [ 45.729853] do_syscall_64+0xbf/0x430 [ 45.730552] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.731488] RIP: 0033:0x7f019c6f05cd [ 45.732182] 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 [ 45.735361] RSP: 002b:00007ffcc5089750 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.736716] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f019c6f05cd [ 45.738003] RDX: 0000564c45c49e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.739273] RBP: 00007ffcc50897b0 R08: 0000000000000000 R09: 00007ffcc5088e50 [ 45.740551] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564c5ac22b10 [ 45.741844] R13: 00007ffcc5089be0 R14: 0000564c5ac232b0 R15: 0000564c5ac376f0 [ 45.743141] [ 45.743572] irq event stamp: 1743 [ 45.744220] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 45.745741] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 45.747280] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 45.748810] softirqs last disabled at (1717): [] __irq_exit_rcu+0xc4/0x100 [ 45.750332] ---[ end trace 0000000000000000 ]--- [ 48.672658] ------------[ cut here ]------------ [ 48.673473] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.675162] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.676348] Modules linked in: [ 48.676921] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.678594] Tainted: [W]=WARN [ 48.679101] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.680312] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.681095] 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 [ 48.683711] RSP: 0018:ffff888017a1fbc0 EFLAGS: 00010286 [ 48.684527] RAX: 0000000000000000 RBX: ffffed1002f43f78 RCX: ffffffff813a4050 [ 48.685623] RDX: ffff888015f0b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.686682] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f43f2f [ 48.687732] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.688816] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a1fdf8 [ 48.689915] FS: 00007fae2554c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.691116] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.692001] CR2: 00007ffd1dbf0ef7 CR3: 000000000dcbb000 CR4: 0000000000350ef0 [ 48.693093] Call Trace: [ 48.693484] [ 48.693862] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.694578] ? __create_object+0x59/0x80 [ 48.695226] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.696026] __vmalloc_noprof+0x59/0x60 [ 48.696627] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.697393] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.698168] bpf_prog_alloc+0x39/0x200 [ 48.698741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.699510] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.700263] do_seccomp+0x349/0x25e0 [ 48.700845] ? find_held_lock+0x2b/0x80 [ 48.701465] ? do_prlimit+0x310/0x610 [ 48.702087] ? __pfx_do_seccomp+0x10/0x10 [ 48.702712] ? do_raw_spin_unlock+0x53/0x220 [ 48.703411] ? _raw_spin_unlock+0x1e/0x40 [ 48.704059] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.704860] ? static_key_count+0x60/0x80 [ 48.705523] prctl_set_seccomp+0x4e/0x70 [ 48.706179] __do_sys_prctl+0xe6c/0x1d70 [ 48.706830] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.707502] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.708309] ? irqentry_exit+0xf3/0x650 [ 48.708934] do_syscall_64+0xbf/0x430 [ 48.709547] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.710343] RIP: 0033:0x7fae25a3e5cd [ 48.710940] 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 [ 48.713602] RSP: 002b:00007ffd1dbef160 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.714767] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fae25a3e5cd [ 48.715840] RDX: 0000556ae7e4de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.716904] RBP: 00007ffd1dbef1c0 R08: 0000000000000000 R09: 00007ffd1dbee860 [ 48.717989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556af94462b0 [ 48.719052] R13: 00007ffd1dbef5f0 R14: 0000556af9448d20 R15: 0000556af945a8d0 [ 48.720152] [ 48.720513] irq event stamp: 1749 [ 48.721090] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 48.722352] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 48.723609] softirqs last enabled at (1260): [] handle_softirqs+0x50c/0x770 [ 48.724906] softirqs last disabled at (1249): [] __irq_exit_rcu+0xc4/0x100 [ 48.726210] ---[ end trace 0000000000000000 ]--- [ 49.509283] ------------[ cut here ]------------ [ 49.510223] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.512352] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.513874] Modules linked in: [ 49.514468] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.516446] Tainted: [W]=WARN [ 49.517135] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.518606] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.519526] 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 [ 49.522664] RSP: 0018:ffff8880178bfbc0 EFLAGS: 00010286 [ 49.523627] RAX: 0000000000000000 RBX: ffffed1002f17f78 RCX: ffffffff813a4050 [ 49.524900] RDX: ffff888017208000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.526178] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f17f2f [ 49.527456] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.528735] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178bfdf8 [ 49.530083] FS: 00007fd8ba8b1900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.531525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.532608] CR2: 00007fd8bada3580 CR3: 000000000e247000 CR4: 0000000000350ef0 [ 49.533937] Call Trace: [ 49.534395] [ 49.534846] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.535699] ? __create_object+0x59/0x80 [ 49.536476] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.537474] __vmalloc_noprof+0x59/0x60 [ 49.538237] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.539110] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.540052] bpf_prog_alloc+0x39/0x200 [ 49.540800] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.541697] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.542616] do_seccomp+0x349/0x25e0 [ 49.543337] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.544236] ? __pfx_do_seccomp+0x10/0x10 [ 49.545049] ? find_held_lock+0x2b/0x80 [ 49.545829] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.546799] ? static_key_count+0x60/0x80 [ 49.547560] prctl_set_seccomp+0x4e/0x70 [ 49.548326] __do_sys_prctl+0xe6c/0x1d70 [ 49.549114] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.549976] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.550949] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.551926] ? irqentry_exit+0xf3/0x650 [ 49.552657] do_syscall_64+0xbf/0x430 [ 49.553417] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.554365] RIP: 0033:0x7fd8bada35cd [ 49.555070] 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 [ 49.558241] RSP: 002b:00007ffc7ecfec10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.559626] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd8bada35cd [ 49.560919] RDX: 0000559f857d7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.562226] RBP: 00007ffc7ecfec70 R08: 0000000000000000 R09: 00007ffc7ecfe310 [ 49.563514] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f94e5aad0 [ 49.564793] R13: 00007ffc7ecff0a0 R14: 0000559f94e5bbc0 R15: 0000559f94e6c780 [ 49.566116] [ 49.566540] irq event stamp: 1753 [ 49.567194] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 49.568708] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 49.570266] softirqs last enabled at (1742): [] handle_softirqs+0x50c/0x770 [ 49.571793] softirqs last disabled at (1737): [] __irq_exit_rcu+0xc4/0x100 [ 49.573297] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18603' (ECDSA) to the list of known hosts. 2025/11/19 01:03:43 fuzzer started 2025/11/19 01:03:44 dialing manager at localhost:34383 2025/11/19 01:03:44 checking machine... 2025/11/19 01:03:44 checking revisions... [ 50.492873] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:03:44 testing simple program... [ 50.614316] cgroup: Unknown subsys name 'net' [ 50.702812] cgroup: Unknown subsys name 'cpuset' [ 50.761363] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:03:43 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce37400 RCX=00000000000011d0 RDX=1ffff1100d9c6ea0 RSI=ffff88806ce37400 RDI=0000000b7c77a39b RBP=ffff888009611c40 RSP=ffff88806ce08c48 R8 =0000000b7c77a39b R9 =ffff88806ce37500 R10=0000000000062000 R11=0000000000000001 R12=0000000000000001 R13=0000000000000000 R14=ffff888009611d00 R15=ffff88806ce37578 RIP=ffffffff814dce04 RFL=00000046 [---Z-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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd1dbe7ff8 CR3=000000000daa2000 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=2033343a33303a313020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732032343a33303a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002c245 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 fffffe0100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f606b19f020 CR3=000000000dea1000 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=656ef4bb3ef1a88661412ceb42202c57 XMM02=0000000000303ac8ec2efd57dc4c00df XMM03=000000000030f5208cc27ded2037fc38 XMM04=83c2d4f4d22d84ce00000000000ae988 XMM05=d7ff7a020e434f160000000000320bc0 XMM06=474038aa6c007e1f000000000031f4f8 XMM07=e042d86d42eb936e0000000000310670 XMM08=8cc27ded2037fc380000000000303b28 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000